Skip Navigation Link weather.gov  
NOAA logo - Click to go to the NOAA homepage National Weather Service NWS logo - Click to go to the NWS homepage
Advanced Hydrologic Prediction Service
Image background of Navigation bar Left
Bookmark and Share Navigation Bar End Cap

  
 



Hydrograph River at a Glance Download
Big Sioux River near Estelline Stage (ft)Flow (cfs)Highest Observation: 1643.53 ft at 7:00PM May 15, 2022Observed: 1643.52 ft at 7:15PM May 15, 2022Observed: 1643.52 ft at 7:30PM May 15, 2022Observed: 1643.52 ft at 7:45PM May 15, 2022Observed: 1643.5 ft at 8:00PM May 15, 2022Observed: 1643.51 ft at 8:15PM May 15, 2022Observed: 1643.5 ft at 8:30PM May 15, 2022Observed: 1643.49 ft at 8:45PM May 15, 2022Observed: 1643.47 ft at 9:00PM May 15, 2022Observed: 1643.47 ft at 9:15PM May 15, 2022Observed: 1643.46 ft at 9:30PM May 15, 2022Observed: 1643.45 ft at 9:45PM May 15, 2022Observed: 1643.44 ft at 10:00PM May 15, 2022Observed: 1643.44 ft at 10:15PM May 15, 2022Observed: 1643.43 ft at 10:30PM May 15, 2022Observed: 1643.43 ft at 10:45PM May 15, 2022Observed: 1643.42 ft at 11:00PM May 15, 2022Observed: 1643.41 ft at 11:15PM May 15, 2022Observed: 1643.4 ft at 11:30PM May 15, 2022Observed: 1643.41 ft at 11:45PM May 15, 2022Observed: 1643.39 ft at 12:00AM May 16, 2022Observed: 1643.4 ft at 12:15AM May 16, 2022Observed: 1643.39 ft at 12:30AM May 16, 2022Observed: 1643.39 ft at 12:45AM May 16, 2022Observed: 1643.39 ft at 1:00AM May 16, 2022Observed: 1643.39 ft at 1:15AM May 16, 2022Observed: 1643.37 ft at 1:30AM May 16, 2022Observed: 1643.37 ft at 1:45AM May 16, 2022Observed: 1643.35 ft at 2:00AM May 16, 2022Observed: 1643.35 ft at 2:15AM May 16, 2022Observed: 1643.34 ft at 2:30AM May 16, 2022Observed: 1643.34 ft at 2:45AM May 16, 2022Observed: 1643.33 ft at 3:00AM May 16, 2022Observed: 1643.32 ft at 3:15AM May 16, 2022Observed: 1643.33 ft at 3:30AM May 16, 2022Observed: 1643.32 ft at 3:45AM May 16, 2022Observed: 1643.32 ft at 4:00AM May 16, 2022Observed: 1643.31 ft at 4:15AM May 16, 2022Observed: 1643.3 ft at 4:30AM May 16, 2022Observed: 1643.3 ft at 4:45AM May 16, 2022Observed: 1643.3 ft at 5:00AM May 16, 2022Observed: 1643.29 ft at 5:15AM May 16, 2022Observed: 1643.28 ft at 5:30AM May 16, 2022Observed: 1643.28 ft at 5:45AM May 16, 2022Observed: 1643.28 ft at 6:00AM May 16, 2022Observed: 1643.28 ft at 6:15AM May 16, 2022Observed: 1643.28 ft at 6:30AM May 16, 2022Observed: 1643.26 ft at 6:45AM May 16, 2022Observed: 1643.27 ft at 7:00AM May 16, 2022Observed: 1643.27 ft at 7:15AM May 16, 2022Observed: 1643.26 ft at 7:30AM May 16, 2022Observed: 1643.26 ft at 7:45AM May 16, 2022Observed: 1643.26 ft at 8:00AM May 16, 2022Observed: 1643.25 ft at 8:15AM May 16, 2022Observed: 1643.26 ft at 8:30AM May 16, 2022Observed: 1643.27 ft at 8:45AM May 16, 2022Observed: 1643.27 ft at 9:00AM May 16, 2022Observed: 1643.26 ft at 10:15AM May 16, 2022Observed: 1643.25 ft at 10:30AM May 16, 2022Observed: 1643.25 ft at 10:45AM May 16, 2022Observed: 1643.23 ft at 11:00AM May 16, 2022Observed: 1643.23 ft at 11:15AM May 16, 2022Observed: 1643.23 ft at 11:30AM May 16, 2022Observed: 1643.23 ft at 11:45AM May 16, 2022Observed: 1643.23 ft at 12:00PM May 16, 2022Observed: 1643.22 ft at 12:15PM May 16, 2022Observed: 1643.21 ft at 12:30PM May 16, 2022Observed: 1643.21 ft at 12:45PM May 16, 2022Observed: 1643.21 ft at 1:00PM May 16, 2022Observed: 1643.19 ft at 1:15PM May 16, 2022Observed: 1643.2 ft at 1:30PM May 16, 2022Observed: 1643.2 ft at 1:45PM May 16, 2022Observed: 1643.18 ft at 2:00PM May 16, 2022Observed: 1643.18 ft at 2:15PM May 16, 2022Observed: 1643.18 ft at 2:30PM May 16, 2022Observed: 1643.17 ft at 2:45PM May 16, 2022Observed: 1643.16 ft at 3:00PM May 16, 2022Observed: 1643.16 ft at 3:15PM May 16, 2022Observed: 1643.14 ft at 3:30PM May 16, 2022Observed: 1643.14 ft at 3:45PM May 16, 2022Observed: 1643.14 ft at 4:00PM May 16, 2022Observed: 1643.13 ft at 4:15PM May 16, 2022Observed: 1643.12 ft at 4:30PM May 16, 2022Observed: 1643.12 ft at 4:45PM May 16, 2022Observed: 1643.12 ft at 5:00PM May 16, 2022Observed: 1643.11 ft at 5:15PM May 16, 2022Observed: 1643.11 ft at 5:30PM May 16, 2022Observed: 1643.1 ft at 5:45PM May 16, 2022Observed: 1643.09 ft at 6:00PM May 16, 2022Observed: 1643.08 ft at 6:15PM May 16, 2022Observed: 1643.07 ft at 6:30PM May 16, 2022Observed: 1643.07 ft at 6:45PM May 16, 2022Observed: 1643.06 ft at 7:00PM May 16, 2022Observed: 1643.04 ft at 7:15PM May 16, 2022Observed: 1643.04 ft at 7:30PM May 16, 2022Observed: 1643.03 ft at 7:45PM May 16, 2022Observed: 1643.03 ft at 8:00PM May 16, 2022Observed: 1643.02 ft at 8:15PM May 16, 2022Observed: 1643.01 ft at 8:30PM May 16, 2022Observed: 1642.99 ft at 8:45PM May 16, 2022Observed: 1642.99 ft at 9:00PM May 16, 2022Observed: 1642.97 ft at 9:15PM May 16, 2022Observed: 1642.96 ft at 9:30PM May 16, 2022Observed: 1642.95 ft at 9:45PM May 16, 2022Observed: 1642.95 ft at 10:00PM May 16, 2022Observed: 1642.94 ft at 10:15PM May 16, 2022Observed: 1642.92 ft at 10:30PM May 16, 2022Observed: 1642.91 ft at 10:45PM May 16, 2022Observed: 1642.91 ft at 11:00PM May 16, 2022Observed: 1642.9 ft at 11:15PM May 16, 2022Observed: 1642.9 ft at 11:30PM May 16, 2022Observed: 1642.91 ft at 11:45PM May 16, 2022Observed: 1642.89 ft at 12:00AM May 17, 2022Observed: 1642.87 ft at 12:15AM May 17, 2022Observed: 1642.87 ft at 12:30AM May 17, 2022Observed: 1642.86 ft at 12:45AM May 17, 2022Observed: 1642.86 ft at 1:00AM May 17, 2022Observed: 1642.85 ft at 1:15AM May 17, 2022Observed: 1642.85 ft at 1:30AM May 17, 2022Observed: 1642.83 ft at 1:45AM May 17, 2022Observed: 1642.85 ft at 2:00AM May 17, 2022Observed: 1642.83 ft at 2:15AM May 17, 2022Observed: 1642.82 ft at 2:30AM May 17, 2022Observed: 1642.84 ft at 2:45AM May 17, 2022Observed: 1642.83 ft at 3:00AM May 17, 2022Observed: 1642.82 ft at 3:15AM May 17, 2022Observed: 1642.82 ft at 3:30AM May 17, 2022Observed: 1642.82 ft at 3:45AM May 17, 2022Observed: 1642.81 ft at 4:00AM May 17, 2022Observed: 1642.81 ft at 4:15AM May 17, 2022Observed: 1642.79 ft at 4:30AM May 17, 2022Observed: 1642.79 ft at 4:45AM May 17, 2022Observed: 1642.79 ft at 5:00AM May 17, 2022Observed: 1642.78 ft at 5:15AM May 17, 2022Observed: 1642.78 ft at 5:30AM May 17, 2022Observed: 1642.78 ft at 5:45AM May 17, 2022Observed: 1642.77 ft at 6:00AM May 17, 2022Observed: 1642.78 ft at 6:15AM May 17, 2022Observed: 1642.77 ft at 6:30AM May 17, 2022Observed: 1642.77 ft at 6:45AM May 17, 2022Observed: 1642.76 ft at 7:00AM May 17, 2022Observed: 1642.75 ft at 7:15AM May 17, 2022Observed: 1642.75 ft at 7:30AM May 17, 2022Observed: 1642.74 ft at 7:45AM May 17, 2022Observed: 1642.75 ft at 8:00AM May 17, 2022Observed: 1642.74 ft at 8:15AM May 17, 2022Observed: 1642.73 ft at 8:30AM May 17, 2022Observed: 1642.72 ft at 8:45AM May 17, 2022Observed: 1642.73 ft at 9:00AM May 17, 2022Observed: 1642.7 ft at 9:15AM May 17, 2022Observed: 1642.72 ft at 9:30AM May 17, 2022Observed: 1642.71 ft at 9:45AM May 17, 2022Observed: 1642.7 ft at 10:00AM May 17, 2022Observed: 1642.71 ft at 10:15AM May 17, 2022Observed: 1642.71 ft at 10:30AM May 17, 2022Observed: 1642.72 ft at 10:45AM May 17, 2022Observed: 1642.72 ft at 11:00AM May 17, 2022Observed: 1642.71 ft at 11:15AM May 17, 2022Observed: 1642.69 ft at 11:30AM May 17, 2022Observed: 1642.7 ft at 11:45AM May 17, 2022Observed: 1642.72 ft at 12:00PM May 17, 2022Observed: 1642.71 ft at 12:15PM May 17, 2022Observed: 1642.71 ft at 12:30PM May 17, 2022Observed: 1642.7 ft at 12:45PM May 17, 2022Observed: 1642.7 ft at 1:00PM May 17, 2022Observed: 1642.7 ft at 1:15PM May 17, 2022Observed: 1642.69 ft at 1:30PM May 17, 2022Observed: 1642.69 ft at 1:45PM May 17, 2022Observed: 1642.69 ft at 2:00PM May 17, 2022Observed: 1642.69 ft at 2:15PM May 17, 2022Observed: 1642.67 ft at 2:30PM May 17, 2022Observed: 1642.68 ft at 2:45PM May 17, 2022Observed: 1642.66 ft at 3:00PM May 17, 2022Observed: 1642.66 ft at 3:15PM May 17, 2022Observed: 1642.65 ft at 3:30PM May 17, 2022Observed: 1642.65 ft at 3:45PM May 17, 2022Observed: 1642.67 ft at 4:00PM May 17, 2022Observed: 1642.63 ft at 4:15PM May 17, 2022Observed: 1642.66 ft at 4:30PM May 17, 2022Observed: 1642.66 ft at 4:45PM May 17, 2022Observed: 1642.66 ft at 5:00PM May 17, 2022Observed: 1642.65 ft at 5:15PM May 17, 2022Observed: 1642.66 ft at 5:30PM May 17, 2022Observed: 1642.66 ft at 5:45PM May 17, 2022Observed: 1642.65 ft at 6:00PM May 17, 2022Observed: 1642.65 ft at 6:15PM May 17, 2022Observed: 1642.63 ft at 6:30PM May 17, 2022Observed: 1642.65 ft at 6:45PM May 17, 2022Observed: 1642.65 ft at 7:00PM May 17, 2022Observed: 1642.64 ft at 7:15PM May 17, 2022Observed: 1642.64 ft at 7:30PM May 17, 2022Observed: 1642.64 ft at 7:45PM May 17, 2022Observed: 1642.63 ft at 8:00PM May 17, 2022Observed: 1642.64 ft at 8:15PM May 17, 2022Observed: 1642.63 ft at 8:30PM May 17, 2022Observed: 1642.64 ft at 8:45PM May 17, 2022Observed: 1642.64 ft at 9:00PM May 17, 2022Observed: 1642.64 ft at 9:15PM May 17, 2022Observed: 1642.63 ft at 9:30PM May 17, 2022Observed: 1642.63 ft at 9:45PM May 17, 2022Observed: 1642.63 ft at 10:00PM May 17, 2022Observed: 1642.63 ft at 10:15PM May 17, 2022Observed: 1642.62 ft at 10:30PM May 17, 2022Observed: 1642.62 ft at 10:45PM May 17, 2022Observed: 1642.62 ft at 11:00PM May 17, 2022Observed: 1642.62 ft at 11:15PM May 17, 2022Observed: 1642.62 ft at 11:30PM May 17, 2022Observed: 1642.61 ft at 11:45PM May 17, 2022Observed: 1642.61 ft at 12:00AM May 18, 2022Observed: 1642.62 ft at 12:15AM May 18, 2022Observed: 1642.61 ft at 12:30AM May 18, 2022Observed: 1642.61 ft at 12:45AM May 18, 2022Observed: 1642.61 ft at 1:00AM May 18, 2022Observed: 1642.62 ft at 1:15AM May 18, 2022Observed: 1642.61 ft at 1:30AM May 18, 2022Observed: 1642.6 ft at 1:45AM May 18, 2022Observed: 1642.61 ft at 2:00AM May 18, 2022Observed: 1642.6 ft at 2:15AM May 18, 2022Observed: 1642.6 ft at 2:30AM May 18, 2022Observed: 1642.6 ft at 2:45AM May 18, 2022Observed: 1642.6 ft at 3:00AM May 18, 2022Observed: 1642.59 ft at 3:15AM May 18, 2022Observed: 1642.59 ft at 3:30AM May 18, 2022Observed: 1642.59 ft at 3:45AM May 18, 2022Observed: 1642.6 ft at 4:00AM May 18, 2022Observed: 1642.6 ft at 4:15AM May 18, 2022Observed: 1642.59 ft at 4:30AM May 18, 2022Observed: 1642.59 ft at 4:45AM May 18, 2022Observed: 1642.59 ft at 5:00AM May 18, 2022Observed: 1642.59 ft at 5:15AM May 18, 2022Observed: 1642.59 ft at 5:30AM May 18, 2022Observed: 1642.58 ft at 5:45AM May 18, 2022Observed: 1642.57 ft at 6:00AM May 18, 2022Observed: 1642.58 ft at 6:15AM May 18, 2022Observed: 1642.58 ft at 6:30AM May 18, 2022Observed: 1642.57 ft at 6:45AM May 18, 2022Observed: 1642.57 ft at 7:00AM May 18, 2022Observed: 1642.57 ft at 7:15AM May 18, 2022Observed: 1642.58 ft at 7:30AM May 18, 2022Observed: 1642.57 ft at 7:45AM May 18, 2022Observed: 1642.59 ft at 8:00AM May 18, 2022Observed: 1642.58 ft at 8:15AM May 18, 2022Observed: 1642.59 ft at 8:30AM May 18, 2022Observed: 1642.58 ft at 8:45AM May 18, 2022Observed: 1642.58 ft at 9:00AM May 18, 2022Observed: 1642.57 ft at 9:15AM May 18, 2022Observed: 1642.59 ft at 9:30AM May 18, 2022Observed: 1642.6 ft at 9:45AM May 18, 2022Observed: 1642.63 ft at 10:00AM May 18, 2022Observed: 1642.62 ft at 10:15AM May 18, 2022Observed: 1642.63 ft at 10:30AM May 18, 2022Observed: 1642.64 ft at 10:45AM May 18, 2022Observed: 1642.64 ft at 11:00AM May 18, 2022Observed: 1642.65 ft at 11:15AM May 18, 2022Observed: 1642.65 ft at 11:30AM May 18, 2022Observed: 1642.66 ft at 11:45AM May 18, 2022Observed: 1642.67 ft at 12:00PM May 18, 2022Observed: 1642.67 ft at 12:15PM May 18, 2022Observed: 1642.66 ft at 12:30PM May 18, 2022Observed: 1642.65 ft at 12:45PM May 18, 2022Observed: 1642.64 ft at 1:00PM May 18, 2022Observed: 1642.64 ft at 1:15PM May 18, 2022Observed: 1642.64 ft at 1:30PM May 18, 2022Observed: 1642.65 ft at 1:45PM May 18, 2022Observed: 1642.65 ft at 2:00PM May 18, 2022Observed: 1642.65 ft at 2:15PM May 18, 2022Observed: 1642.65 ft at 2:30PM May 18, 2022Observed: 1642.64 ft at 2:45PM May 18, 2022Observed: 1642.66 ft at 3:00PM May 18, 2022Observed: 1642.66 ft at 3:15PM May 18, 2022Observed: 1642.65 ft at 3:30PM May 18, 2022Observed: 1642.67 ft at 3:45PM May 18, 2022Observed: 1642.65 ft at 4:00PM May 18, 2022Observed: 1642.67 ft at 4:15PM May 18, 2022Observed: 1642.67 ft at 4:30PM May 18, 2022Observed: 1642.66 ft at 4:45PM May 18, 2022Observed: 1642.65 ft at 5:00PM May 18, 2022Observed: 1642.64 ft at 5:15PM May 18, 2022Observed: 1642.65 ft at 5:30PM May 18, 2022Observed: 1642.65 ft at 5:45PM May 18, 2022Observed: 1642.66 ft at 6:00PM May 18, 2022Observed: 1642.65 ft at 6:15PM May 18, 2022Observed: 1642.66 ft at 6:30PM May 18, 2022Observed: 1642.66 ft at 6:45PM May 18, 2022Observed: 1642.66 ft at 7:00PM May 18, 2022Observed: 1642.66 ft at 7:15PM May 18, 2022Observed: 1642.64 ft at 7:30PM May 18, 2022Observed: 1642.64 ft at 7:45PM May 18, 2022Observed: 1642.64 ft at 8:00PM May 18, 2022Observed: 1642.63 ft at 8:15PM May 18, 2022Observed: 1642.64 ft at 8:30PM May 18, 2022Observed: 1642.62 ft at 8:45PM May 18, 2022Observed: 1642.63 ft at 9:00PM May 18, 2022Observed: 1642.63 ft at 9:15PM May 18, 2022Observed: 1642.62 ft at 9:30PM May 18, 2022Observed: 1642.61 ft at 9:45PM May 18, 2022Observed: 1642.61 ft at 10:00PM May 18, 2022Observed: 1642.61 ft at 10:15PM May 18, 2022Observed: 1642.6 ft at 10:30PM May 18, 2022Observed: 1642.6 ft at 10:45PM May 18, 2022Observed: 1642.6 ft at 11:00PM May 18, 2022Observed: 1642.6 ft at 11:15PM May 18, 2022Observed: 1642.59 ft at 11:30PM May 18, 2022Observed: 1642.58 ft at 11:45PM May 18, 2022Observed: 1642.59 ft at 12:00AM May 19, 2022Observed: 1642.58 ft at 12:15AM May 19, 2022Observed: 1642.58 ft at 12:30AM May 19, 2022Observed: 1642.58 ft at 12:45AM May 19, 2022Observed: 1642.59 ft at 1:00AM May 19, 2022Observed: 1642.58 ft at 1:15AM May 19, 2022Observed: 1642.58 ft at 1:30AM May 19, 2022Observed: 1642.58 ft at 1:45AM May 19, 2022Observed: 1642.57 ft at 2:00AM May 19, 2022Observed: 1642.57 ft at 2:15AM May 19, 2022Observed: 1642.57 ft at 2:30AM May 19, 2022Observed: 1642.57 ft at 2:45AM May 19, 2022Observed: 1642.56 ft at 3:00AM May 19, 2022Observed: 1642.56 ft at 3:15AM May 19, 2022Observed: 1642.57 ft at 3:30AM May 19, 2022Observed: 1642.57 ft at 3:45AM May 19, 2022Observed: 1642.57 ft at 4:00AM May 19, 2022Observed: 1642.57 ft at 4:15AM May 19, 2022Observed: 1642.57 ft at 4:30AM May 19, 2022Observed: 1642.56 ft at 4:45AM May 19, 2022Observed: 1642.56 ft at 5:00AM May 19, 2022Observed: 1642.57 ft at 5:15AM May 19, 2022Observed: 1642.56 ft at 5:30AM May 19, 2022Observed: 1642.56 ft at 5:45AM May 19, 2022Observed: 1642.55 ft at 6:00AM May 19, 2022Observed: 1642.56 ft at 6:15AM May 19, 2022Observed: 1642.56 ft at 6:30AM May 19, 2022Observed: 1642.56 ft at 6:45AM May 19, 2022Observed: 1642.56 ft at 7:00AM May 19, 2022Observed: 1642.57 ft at 7:15AM May 19, 2022Observed: 1642.55 ft at 7:30AM May 19, 2022Observed: 1642.55 ft at 7:45AM May 19, 2022Observed: 1642.55 ft at 8:00AM May 19, 2022Observed: 1642.56 ft at 8:15AM May 19, 2022Observed: 1642.54 ft at 8:30AM May 19, 2022Observed: 1642.56 ft at 8:45AM May 19, 2022Observed: 1642.56 ft at 9:00AM May 19, 2022Observed: 1642.56 ft at 9:15AM May 19, 2022Observed: 1642.55 ft at 9:30AM May 19, 2022Observed: 1642.55 ft at 9:45AM May 19, 2022Observed: 1642.55 ft at 10:00AM May 19, 2022Observed: 1642.56 ft at 10:15AM May 19, 2022Observed: 1642.57 ft at 10:30AM May 19, 2022Observed: 1642.57 ft at 10:45AM May 19, 2022Observed: 1642.57 ft at 11:00AM May 19, 2022Observed: 1642.58 ft at 11:15AM May 19, 2022Observed: 1642.58 ft at 11:30AM May 19, 2022Observed: 1642.58 ft at 11:45AM May 19, 2022Observed: 1642.58 ft at 12:00PM May 19, 2022Observed: 1642.59 ft at 12:15PM May 19, 2022Observed: 1642.59 ft at 12:30PM May 19, 2022Observed: 1642.6 ft at 12:45PM May 19, 2022Observed: 1642.58 ft at 1:00PM May 19, 2022Observed: 1642.58 ft at 1:15PM May 19, 2022Observed: 1642.56 ft at 1:30PM May 19, 2022Observed: 1642.58 ft at 1:45PM May 19, 2022Observed: 1642.57 ft at 2:00PM May 19, 2022Observed: 1642.56 ft at 2:15PM May 19, 2022Observed: 1642.57 ft at 2:30PM May 19, 2022Observed: 1642.57 ft at 2:45PM May 19, 2022Observed: 1642.57 ft at 3:00PM May 19, 2022Observed: 1642.56 ft at 3:15PM May 19, 2022Observed: 1642.58 ft at 3:30PM May 19, 2022Observed: 1642.58 ft at 3:45PM May 19, 2022Observed: 1642.54 ft at 4:00PM May 19, 2022Observed: 1642.56 ft at 4:15PM May 19, 2022Observed: 1642.55 ft at 4:30PM May 19, 2022Observed: 1642.6 ft at 4:45PM May 19, 2022Observed: 1642.59 ft at 5:00PM May 19, 2022Observed: 1642.58 ft at 5:15PM May 19, 2022Observed: 1642.57 ft at 5:30PM May 19, 2022Observed: 1642.59 ft at 5:45PM May 19, 2022Observed: 1642.57 ft at 6:00PM May 19, 2022Observed: 1642.57 ft at 6:15PM May 19, 2022Observed: 1642.57 ft at 6:30PM May 19, 2022Observed: 1642.56 ft at 6:45PM May 19, 2022Observed: 1642.56 ft at 7:00PM May 19, 2022Observed: 1642.56 ft at 7:15PM May 19, 2022Observed: 1642.54 ft at 7:30PM May 19, 2022Observed: 1642.51 ft at 7:45PM May 19, 2022Observed: 1642.51 ft at 8:00PM May 19, 2022Observed: 1642.5 ft at 8:15PM May 19, 2022Observed: 1642.5 ft at 8:30PM May 19, 2022Observed: 1642.49 ft at 8:45PM May 19, 2022Observed: 1642.48 ft at 9:00PM May 19, 2022Observed: 1642.47 ft at 9:15PM May 19, 2022Observed: 1642.49 ft at 9:30PM May 19, 2022Observed: 1642.5 ft at 9:45PM May 19, 2022Observed: 1642.49 ft at 10:00PM May 19, 2022Observed: 1642.49 ft at 10:15PM May 19, 2022Observed: 1642.49 ft at 10:30PM May 19, 2022Observed: 1642.49 ft at 10:45PM May 19, 2022Observed: 1642.5 ft at 11:00PM May 19, 2022Observed: 1642.49 ft at 11:15PM May 19, 2022Observed: 1642.48 ft at 11:30PM May 19, 2022Observed: 1642.49 ft at 11:45PM May 19, 2022Observed: 1642.49 ft at 12:00AM May 20, 2022Observed: 1642.49 ft at 12:15AM May 20, 2022Observed: 1642.48 ft at 12:30AM May 20, 2022Observed: 1642.48 ft at 12:45AM May 20, 2022Observed: 1642.49 ft at 1:00AM May 20, 2022Observed: 1642.49 ft at 1:15AM May 20, 2022Observed: 1642.49 ft at 1:30AM May 20, 2022Observed: 1642.48 ft at 1:45AM May 20, 2022Observed: 1642.47 ft at 2:00AM May 20, 2022Observed: 1642.49 ft at 2:15AM May 20, 2022Observed: 1642.48 ft at 2:30AM May 20, 2022Observed: 1642.47 ft at 2:45AM May 20, 2022Observed: 1642.47 ft at 3:00AM May 20, 2022Observed: 1642.47 ft at 3:15AM May 20, 2022Observed: 1642.47 ft at 3:30AM May 20, 2022Observed: 1642.47 ft at 3:45AM May 20, 2022Observed: 1642.47 ft at 4:00AM May 20, 2022Observed: 1642.47 ft at 4:15AM May 20, 2022Observed: 1642.48 ft at 4:30AM May 20, 2022Observed: 1642.46 ft at 4:45AM May 20, 2022Observed: 1642.47 ft at 5:00AM May 20, 2022Observed: 1642.47 ft at 5:15AM May 20, 2022Observed: 1642.46 ft at 5:30AM May 20, 2022Observed: 1642.46 ft at 5:45AM May 20, 2022Observed: 1642.46 ft at 6:00AM May 20, 2022Observed: 1642.45 ft at 6:15AM May 20, 2022Observed: 1642.45 ft at 6:30AM May 20, 2022Observed: 1642.46 ft at 6:45AM May 20, 2022Observed: 1642.45 ft at 7:00AM May 20, 2022Observed: 1642.45 ft at 7:15AM May 20, 2022Observed: 1642.44 ft at 7:30AM May 20, 2022Observed: 1642.45 ft at 7:45AM May 20, 2022Observed: 1642.45 ft at 8:00AM May 20, 2022Observed: 1642.45 ft at 8:15AM May 20, 2022Observed: 1642.45 ft at 8:30AM May 20, 2022Observed: 1642.44 ft at 8:45AM May 20, 2022Observed: 1642.44 ft at 9:00AM May 20, 2022Observed: 1642.45 ft at 9:15AM May 20, 2022Observed: 1642.45 ft at 9:30AM May 20, 2022Observed: 1642.45 ft at 9:45AM May 20, 2022Observed: 1642.45 ft at 10:00AM May 20, 2022Observed: 1642.44 ft at 10:15AM May 20, 2022Observed: 1642.44 ft at 10:30AM May 20, 2022Observed: 1642.44 ft at 10:45AM May 20, 2022Observed: 1642.44 ft at 11:00AM May 20, 2022Observed: 1642.44 ft at 11:15AM May 20, 2022Observed: 1642.44 ft at 11:30AM May 20, 2022Observed: 1642.43 ft at 11:45AM May 20, 2022Observed: 1642.43 ft at 12:00PM May 20, 2022Observed: 1642.43 ft at 12:15PM May 20, 2022Observed: 1642.43 ft at 12:30PM May 20, 2022Observed: 1642.42 ft at 12:45PM May 20, 2022Observed: 1642.43 ft at 1:00PM May 20, 2022Observed: 1642.42 ft at 1:15PM May 20, 2022Observed: 1642.4 ft at 1:30PM May 20, 2022Observed: 1642.42 ft at 1:45PM May 20, 2022Observed: 1642.42 ft at 2:00PM May 20, 2022Observed: 1642.42 ft at 2:15PM May 20, 2022Observed: 1642.41 ft at 2:30PM May 20, 2022Observed: 1642.42 ft at 2:45PM May 20, 2022Observed: 1642.41 ft at 3:00PM May 20, 2022Observed: 1642.41 ft at 3:15PM May 20, 2022Observed: 1642.41 ft at 3:30PM May 20, 2022Observed: 1642.42 ft at 3:45PM May 20, 2022Observed: 1642.42 ft at 4:00PM May 20, 2022Observed: 1642.4 ft at 4:15PM May 20, 2022Observed: 1642.41 ft at 4:30PM May 20, 2022Observed: 1642.4 ft at 4:45PM May 20, 2022Observed: 1642.39 ft at 5:00PM May 20, 2022Observed: 1642.4 ft at 5:15PM May 20, 2022Observed: 1642.38 ft at 5:30PM May 20, 2022Observed: 1642.38 ft at 5:45PM May 20, 2022Observed: 1642.39 ft at 6:00PM May 20, 2022Observed: 1642.37 ft at 6:15PM May 20, 2022Observed: 1642.36 ft at 6:30PM May 20, 2022Observed: 1642.35 ft at 6:45PM May 20, 2022Observed: 1642.35 ft at 7:00PM May 20, 2022Observed: 1642.36 ft at 7:15PM May 20, 2022Observed: 1642.34 ft at 7:30PM May 20, 2022Observed: 1642.35 ft at 7:45PM May 20, 2022Observed: 1642.34 ft at 8:00PM May 20, 2022Observed: 1642.33 ft at 8:15PM May 20, 2022Observed: 1642.33 ft at 8:30PM May 20, 2022Observed: 1642.32 ft at 8:45PM May 20, 2022Observed: 1642.31 ft at 9:00PM May 20, 2022Observed: 1642.3 ft at 12:15AM May 21, 2022Observed: 1642.3 ft at 12:30AM May 21, 2022Observed: 1642.29 ft at 12:45AM May 21, 2022Observed: 1642.29 ft at 1:00AM May 21, 2022Observed: 1642.29 ft at 1:15AM May 21, 2022Observed: 1642.29 ft at 1:30AM May 21, 2022Observed: 1642.29 ft at 1:45AM May 21, 2022Observed: 1642.28 ft at 2:00AM May 21, 2022Observed: 1642.28 ft at 2:15AM May 21, 2022Observed: 1642.29 ft at 2:30AM May 21, 2022Observed: 1642.28 ft at 2:45AM May 21, 2022Observed: 1642.28 ft at 3:00AM May 21, 2022Observed: 1642.28 ft at 3:15AM May 21, 2022Observed: 1642.28 ft at 3:30AM May 21, 2022Observed: 1642.27 ft at 3:45AM May 21, 2022Observed: 1642.27 ft at 4:00AM May 21, 2022Observed: 1642.27 ft at 4:15AM May 21, 2022Observed: 1642.27 ft at 4:30AM May 21, 2022Observed: 1642.27 ft at 4:45AM May 21, 2022Observed: 1642.27 ft at 5:00AM May 21, 2022Observed: 1642.27 ft at 5:15AM May 21, 2022Observed: 1642.26 ft at 5:30AM May 21, 2022Observed: 1642.26 ft at 5:45AM May 21, 2022Observed: 1642.26 ft at 6:00AM May 21, 2022Observed: 1642.25 ft at 6:30AM May 21, 2022Observed: 1642.25 ft at 6:45AM May 21, 2022Observed: 1642.25 ft at 7:00AM May 21, 2022Observed: 1642.24 ft at 7:15AM May 21, 2022Observed: 1642.24 ft at 7:30AM May 21, 2022Observed: 1642.25 ft at 7:45AM May 21, 2022Observed: 1642.25 ft at 8:00AM May 21, 2022Observed: 1642.24 ft at 8:15AM May 21, 2022Observed: 1642.24 ft at 8:30AM May 21, 2022Observed: 1642.25 ft at 8:45AM May 21, 2022Observed: 1642.25 ft at 9:00AM May 21, 2022Observed: 1642.24 ft at 9:15AM May 21, 2022Observed: 1642.24 ft at 9:30AM May 21, 2022Observed: 1642.25 ft at 9:45AM May 21, 2022Observed: 1642.25 ft at 10:00AM May 21, 2022Observed: 1642.25 ft at 10:15AM May 21, 2022Observed: 1642.24 ft at 10:30AM May 21, 2022Observed: 1642.24 ft at 10:45AM May 21, 2022Observed: 1642.24 ft at 11:00AM May 21, 2022Observed: 1642.25 ft at 11:15AM May 21, 2022Observed: 1642.24 ft at 11:30AM May 21, 2022Observed: 1642.24 ft at 11:45AM May 21, 2022Observed: 1642.24 ft at 12:00PM May 21, 2022Observed: 1642.23 ft at 12:15PM May 21, 2022Observed: 1642.23 ft at 12:30PM May 21, 2022Observed: 1642.24 ft at 12:45PM May 21, 2022Observed: 1642.23 ft at 1:00PM May 21, 2022Observed: 1642.23 ft at 1:15PM May 21, 2022Observed: 1642.22 ft at 1:30PM May 21, 2022Observed: 1642.22 ft at 1:45PM May 21, 2022Observed: 1642.2 ft at 2:00PM May 21, 2022Observed: 1642.22 ft at 2:15PM May 21, 2022Observed: 1642.23 ft at 2:30PM May 21, 2022Observed: 1642.22 ft at 2:45PM May 21, 2022Observed: 1642.22 ft at 3:00PM May 21, 2022Observed: 1642.19 ft at 3:15PM May 21, 2022Observed: 1642.21 ft at 3:30PM May 21, 2022Observed: 1642.2 ft at 3:45PM May 21, 2022Observed: 1642.19 ft at 4:00PM May 21, 2022Observed: 1642.17 ft at 4:15PM May 21, 2022Observed: 1642.16 ft at 4:30PM May 21, 2022Observed: 1642.19 ft at 4:45PM May 21, 2022Observed: 1642.17 ft at 5:00PM May 21, 2022Observed: 1642.17 ft at 5:15PM May 21, 2022Observed: 1642.16 ft at 5:30PM May 21, 2022Observed: 1642.16 ft at 5:45PM May 21, 2022Observed: 1642.17 ft at 6:00PM May 21, 2022Observed: 1642.18 ft at 6:15PM May 21, 2022Observed: 1642.18 ft at 6:30PM May 21, 2022Observed: 1642.18 ft at 6:45PM May 21, 2022Observed: 1642.18 ft at 7:00PM May 21, 2022Observed: 1642.15 ft at 7:15PM May 21, 2022Observed: 1642.16 ft at 7:30PM May 21, 2022Observed: 1642.14 ft at 7:45PM May 21, 2022Observed: 1642.14 ft at 8:00PM May 21, 2022Observed: 1642.14 ft at 8:15PM May 21, 2022Observed: 1642.14 ft at 8:30PM May 21, 2022Observed: 1642.13 ft at 8:45PM May 21, 2022Observed: 1642.13 ft at 9:00PM May 21, 2022Observed: 1642.14 ft at 9:15PM May 21, 2022Observed: 1642.14 ft at 9:30PM May 21, 2022Observed: 1642.13 ft at 9:45PM May 21, 2022Observed: 1642.13 ft at 10:00PM May 21, 2022Observed: 1642.13 ft at 10:15PM May 21, 2022Observed: 1642.13 ft at 10:30PM May 21, 2022Observed: 1642.13 ft at 10:45PM May 21, 2022Observed: 1642.12 ft at 11:00PM May 21, 2022Observed: 1642.12 ft at 11:15PM May 21, 2022Observed: 1642.11 ft at 11:30PM May 21, 2022Observed: 1642.12 ft at 11:45PM May 21, 2022Observed: 1642.13 ft at 12:00AM May 22, 2022Observed: 1642.12 ft at 12:15AM May 22, 2022Observed: 1642.12 ft at 12:30AM May 22, 2022Observed: 1642.11 ft at 12:45AM May 22, 2022Observed: 1642.11 ft at 1:00AM May 22, 2022Observed: 1642.11 ft at 1:15AM May 22, 2022Observed: 1642.11 ft at 1:30AM May 22, 2022Observed: 1642.1 ft at 1:45AM May 22, 2022Observed: 1642.1 ft at 2:00AM May 22, 2022Observed: 1642.09 ft at 2:15AM May 22, 2022Observed: 1642.1 ft at 2:30AM May 22, 2022Observed: 1642.08 ft at 2:45AM May 22, 2022Observed: 1642.09 ft at 3:00AM May 22, 2022Observed: 1642.08 ft at 3:15AM May 22, 2022Observed: 1642.08 ft at 3:30AM May 22, 2022Observed: 1642.08 ft at 3:45AM May 22, 2022Observed: 1642.08 ft at 4:00AM May 22, 2022Observed: 1642.09 ft at 4:15AM May 22, 2022Observed: 1642.07 ft at 4:30AM May 22, 2022Observed: 1642.07 ft at 4:45AM May 22, 2022Observed: 1642.07 ft at 5:00AM May 22, 2022Observed: 1642.07 ft at 5:15AM May 22, 2022Observed: 1642.07 ft at 5:30AM May 22, 2022Observed: 1642.07 ft at 5:45AM May 22, 2022Observed: 1642.07 ft at 6:00AM May 22, 2022Observed: 1642.07 ft at 6:15AM May 22, 2022Observed: 1642.07 ft at 6:30AM May 22, 2022Observed: 1642.06 ft at 6:45AM May 22, 2022Observed: 1642.06 ft at 7:00AM May 22, 2022Observed: 1642.06 ft at 7:15AM May 22, 2022Observed: 1642.06 ft at 7:30AM May 22, 2022Observed: 1642.05 ft at 7:45AM May 22, 2022Observed: 1642.06 ft at 8:00AM May 22, 2022Observed: 1642.06 ft at 8:15AM May 22, 2022Observed: 1642.06 ft at 8:30AM May 22, 2022Observed: 1642.08 ft at 8:45AM May 22, 2022Observed: 1642.08 ft at 9:00AM May 22, 2022Observed: 1642.09 ft at 9:15AM May 22, 2022Observed: 1642.09 ft at 9:30AM May 22, 2022Observed: 1642.1 ft at 9:45AM May 22, 2022Observed: 1642.1 ft at 10:00AM May 22, 2022Observed: 1642.11 ft at 10:15AM May 22, 2022Observed: 1642.11 ft at 10:30AM May 22, 2022Observed: 1642.12 ft at 10:45AM May 22, 2022Observed: 1642.13 ft at 11:00AM May 22, 2022Observed: 1642.12 ft at 11:15AM May 22, 2022Observed: 1642.12 ft at 11:30AM May 22, 2022Observed: 1642.11 ft at 11:45AM May 22, 2022Observed: 1642.12 ft at 12:00PM May 22, 2022Observed: 1642.12 ft at 12:15PM May 22, 2022Observed: 1642.1 ft at 12:30PM May 22, 2022Observed: 1642.08 ft at 12:45PM May 22, 2022Observed: 1642.08 ft at 1:00PM May 22, 2022Observed: 1642.07 ft at 1:15PM May 22, 2022Observed: 1642.05 ft at 1:30PM May 22, 2022Observed: 1642.07 ft at 1:45PM May 22, 2022Observed: 1642.07 ft at 2:00PM May 22, 2022Observed: 1642.08 ft at 2:15PM May 22, 2022Observed: 1642.04 ft at 2:30PM May 22, 2022Observed: 1642.06 ft at 2:45PM May 22, 2022Observed: 1642.09 ft at 3:00PM May 22, 2022Observed: 1642.09 ft at 3:15PM May 22, 2022Observed: 1642.08 ft at 3:30PM May 22, 2022Observed: 1642.08 ft at 3:45PM May 22, 2022Observed: 1642.07 ft at 4:00PM May 22, 2022Observed: 1642.09 ft at 4:15PM May 22, 2022Observed: 1642.08 ft at 4:30PM May 22, 2022Observed: 1642.07 ft at 4:45PM May 22, 2022Observed: 1642.08 ft at 5:00PM May 22, 2022Observed: 1642.07 ft at 5:15PM May 22, 2022Observed: 1642.07 ft at 5:30PM May 22, 2022Observed: 1642.07 ft at 5:45PM May 22, 2022Observed: 1642.06 ft at 6:00PM May 22, 2022Observed: 1642.05 ft at 6:15PM May 22, 2022Observed: 1642.05 ft at 6:30PM May 22, 2022Observed: 1642.04 ft at 6:45PM May 22, 2022Observed: 1642.02 ft at 7:00PM May 22, 2022Observed: 1642.03 ft at 7:15PM May 22, 2022Observed: 1642.03 ft at 7:30PM May 22, 2022Observed: 1642.01 ft at 7:45PM May 22, 2022Observed: 1642.02 ft at 8:00PM May 22, 2022Observed: 1642 ft at 8:15PM May 22, 2022Observed: 1642.01 ft at 8:30PM May 22, 2022Observed: 1642.01 ft at 8:45PM May 22, 2022Observed: 1642.01 ft at 9:00PM May 22, 2022Observed: 1642 ft at 9:15PM May 22, 2022Observed: 1642 ft at 9:30PM May 22, 2022Observed: 1642 ft at 9:45PM May 22, 2022Observed: 1642 ft at 10:00PM May 22, 2022Observed: 1641.99 ft at 10:15PM May 22, 2022Observed: 1641.98 ft at 10:30PM May 22, 2022Observed: 1641.98 ft at 10:45PM May 22, 2022Observed: 1641.97 ft at 11:00PM May 22, 2022Observed: 1641.97 ft at 11:15PM May 22, 2022Observed: 1641.97 ft at 11:30PM May 22, 2022Observed: 1641.97 ft at 11:45PM May 22, 2022Observed: 1641.97 ft at 12:00AM May 23, 2022Observed: 1641.97 ft at 12:15AM May 23, 2022Observed: 1641.96 ft at 12:30AM May 23, 2022Observed: 1641.95 ft at 12:45AM May 23, 2022Observed: 1641.96 ft at 1:00AM May 23, 2022Observed: 1641.96 ft at 1:15AM May 23, 2022Observed: 1641.95 ft at 1:30AM May 23, 2022Observed: 1641.96 ft at 1:45AM May 23, 2022Observed: 1641.96 ft at 2:00AM May 23, 2022Observed: 1641.95 ft at 2:15AM May 23, 2022Observed: 1641.95 ft at 2:30AM May 23, 2022Observed: 1641.95 ft at 2:45AM May 23, 2022Observed: 1641.94 ft at 3:00AM May 23, 2022Observed: 1641.94 ft at 3:15AM May 23, 2022Observed: 1641.94 ft at 3:30AM May 23, 2022Observed: 1641.94 ft at 3:45AM May 23, 2022Observed: 1641.94 ft at 4:00AM May 23, 2022Observed: 1641.94 ft at 4:15AM May 23, 2022Observed: 1641.93 ft at 4:30AM May 23, 2022Observed: 1641.93 ft at 4:45AM May 23, 2022Observed: 1641.94 ft at 5:00AM May 23, 2022Observed: 1641.93 ft at 5:15AM May 23, 2022Observed: 1641.92 ft at 5:30AM May 23, 2022Observed: 1641.93 ft at 5:45AM May 23, 2022Observed: 1641.93 ft at 6:00AM May 23, 2022Observed: 1641.93 ft at 6:15AM May 23, 2022Observed: 1641.93 ft at 6:30AM May 23, 2022Observed: 1641.92 ft at 6:45AM May 23, 2022Observed: 1641.92 ft at 7:00AM May 23, 2022Observed: 1641.91 ft at 7:15AM May 23, 2022Observed: 1641.91 ft at 7:30AM May 23, 2022Observed: 1641.9 ft at 7:45AM May 23, 2022Observed: 1641.91 ft at 8:00AM May 23, 2022Observed: 1641.9 ft at 8:15AM May 23, 2022Observed: 1641.91 ft at 8:30AM May 23, 2022Observed: 1641.91 ft at 8:45AM May 23, 2022Observed: 1641.9 ft at 9:00AM May 23, 2022Observed: 1641.89 ft at 9:15AM May 23, 2022Observed: 1641.89 ft at 9:30AM May 23, 2022Observed: 1641.91 ft at 9:45AM May 23, 2022Observed: 1641.91 ft at 10:00AM May 23, 2022Observed: 1641.9 ft at 10:15AM May 23, 2022Observed: 1641.9 ft at 10:30AM May 23, 2022Observed: 1641.9 ft at 10:45AM May 23, 2022Observed: 1641.91 ft at 11:00AM May 23, 2022Observed: 1641.9 ft at 11:15AM May 23, 2022Observed: 1641.89 ft at 11:30AM May 23, 2022Observed: 1641.88 ft at 11:45AM May 23, 2022Observed: 1641.9 ft at 12:00PM May 23, 2022Observed: 1641.9 ft at 12:15PM May 23, 2022Observed: 1641.88 ft at 12:30PM May 23, 2022Observed: 1641.89 ft at 12:45PM May 23, 2022Observed: 1641.9 ft at 1:00PM May 23, 2022Observed: 1641.9 ft at 1:15PM May 23, 2022Observed: 1641.89 ft at 1:30PM May 23, 2022Observed: 1641.88 ft at 1:45PM May 23, 2022Observed: 1641.9 ft at 2:00PM May 23, 2022Observed: 1641.9 ft at 2:15PM May 23, 2022Observed: 1641.89 ft at 2:30PM May 23, 2022Observed: 1641.9 ft at 2:45PM May 23, 2022Observed: 1641.89 ft at 3:00PM May 23, 2022Observed: 1641.89 ft at 3:15PM May 23, 2022Observed: 1641.9 ft at 3:30PM May 23, 2022Observed: 1641.89 ft at 3:45PM May 23, 2022Observed: 1641.89 ft at 4:00PM May 23, 2022Observed: 1641.87 ft at 4:15PM May 23, 2022Observed: 1641.86 ft at 4:30PM May 23, 2022Observed: 1641.87 ft at 4:45PM May 23, 2022Observed: 1641.88 ft at 5:00PM May 23, 2022Observed: 1641.86 ft at 5:15PM May 23, 2022Observed: 1641.82 ft at 5:30PM May 23, 2022Observed: 1641.88 ft at 5:45PM May 23, 2022Observed: 1641.86 ft at 6:00PM May 23, 2022Observed: 1641.88 ft at 6:15PM May 23, 2022Observed: 1641.88 ft at 6:30PM May 23, 2022Observed: 1641.9 ft at 6:45PM May 23, 2022Observed: 1641.9 ft at 7:00PM May 23, 2022Observed: 1641.89 ft at 7:15PM May 23, 2022Observed: 1641.89 ft at 7:30PM May 23, 2022Observed: 1641.89 ft at 7:45PM May 23, 2022Observed: 1641.89 ft at 8:00PM May 23, 2022Observed: 1641.88 ft at 8:15PM May 23, 2022Observed: 1641.88 ft at 8:30PM May 23, 2022Observed: 1641.87 ft at 8:45PM May 23, 2022Observed: 1641.87 ft at 9:00PM May 23, 2022Observed: 1641.87 ft at 9:15PM May 23, 2022Observed: 1641.86 ft at 9:30PM May 23, 2022Observed: 1641.85 ft at 9:45PM May 23, 2022Observed: 1641.86 ft at 10:00PM May 23, 2022Observed: 1641.85 ft at 10:15PM May 23, 2022Observed: 1641.85 ft at 10:30PM May 23, 2022Observed: 1641.85 ft at 10:45PM May 23, 2022Observed: 1641.85 ft at 11:00PM May 23, 2022Observed: 1641.85 ft at 11:15PM May 23, 2022Observed: 1641.85 ft at 11:30PM May 23, 2022Observed: 1641.84 ft at 11:45PM May 23, 2022Observed: 1641.84 ft at 12:00AM May 24, 2022Observed: 1641.84 ft at 12:15AM May 24, 2022Observed: 1641.83 ft at 12:30AM May 24, 2022Observed: 1641.84 ft at 12:45AM May 24, 2022Observed: 1641.83 ft at 1:00AM May 24, 2022Observed: 1641.83 ft at 1:15AM May 24, 2022Observed: 1641.83 ft at 1:30AM May 24, 2022Observed: 1641.83 ft at 1:45AM May 24, 2022Observed: 1641.82 ft at 2:00AM May 24, 2022Observed: 1641.82 ft at 2:15AM May 24, 2022Observed: 1641.81 ft at 2:30AM May 24, 2022Observed: 1641.82 ft at 2:45AM May 24, 2022Observed: 1641.82 ft at 3:00AM May 24, 2022Observed: 1641.82 ft at 3:15AM May 24, 2022Observed: 1641.81 ft at 3:30AM May 24, 2022Observed: 1641.81 ft at 3:45AM May 24, 2022Observed: 1641.8 ft at 4:00AM May 24, 2022Observed: 1641.8 ft at 4:15AM May 24, 2022Observed: 1641.8 ft at 4:30AM May 24, 2022Observed: 1641.8 ft at 4:45AM May 24, 2022Observed: 1641.79 ft at 5:00AM May 24, 2022Observed: 1641.8 ft at 5:15AM May 24, 2022Observed: 1641.8 ft at 5:30AM May 24, 2022Observed: 1641.8 ft at 5:45AM May 24, 2022Observed: 1641.79 ft at 6:00AM May 24, 2022Observed: 1641.79 ft at 6:15AM May 24, 2022Observed: 1641.79 ft at 6:30AM May 24, 2022Observed: 1641.78 ft at 6:45AM May 24, 2022Observed: 1641.79 ft at 7:00AM May 24, 2022Observed: 1641.79 ft at 7:15AM May 24, 2022Observed: 1641.78 ft at 7:30AM May 24, 2022Observed: 1641.78 ft at 7:45AM May 24, 2022Observed: 1641.79 ft at 8:00AM May 24, 2022Observed: 1641.8 ft at 8:15AM May 24, 2022Observed: 1641.79 ft at 8:30AM May 24, 2022Observed: 1641.8 ft at 8:45AM May 24, 2022Observed: 1641.8 ft at 9:00AM May 24, 2022Observed: 1641.81 ft at 9:15AM May 24, 2022Observed: 1641.8 ft at 9:30AM May 24, 2022Observed: 1641.78 ft at 9:45AM May 24, 2022Observed: 1641.8 ft at 10:00AM May 24, 2022Observed: 1641.8 ft at 10:15AM May 24, 2022Observed: 1641.8 ft at 10:30AM May 24, 2022Observed: 1641.79 ft at 10:45AM May 24, 2022Observed: 1641.81 ft at 11:00AM May 24, 2022Observed: 1641.78 ft at 11:15AM May 24, 2022Observed: 1641.79 ft at 11:30AM May 24, 2022Observed: 1641.8 ft at 11:45AM May 24, 2022Observed: 1641.79 ft at 12:00PM May 24, 2022Observed: 1641.8 ft at 12:15PM May 24, 2022Observed: 1641.79 ft at 12:30PM May 24, 2022Observed: 1641.77 ft at 12:45PM May 24, 2022Observed: 1641.78 ft at 1:00PM May 24, 2022Observed: 1641.79 ft at 1:15PM May 24, 2022Observed: 1641.78 ft at 1:30PM May 24, 2022Observed: 1641.77 ft at 1:45PM May 24, 2022Observed: 1641.77 ft at 2:00PM May 24, 2022Observed: 1641.78 ft at 2:15PM May 24, 2022Observed: 1641.75 ft at 2:30PM May 24, 2022Observed: 1641.77 ft at 2:45PM May 24, 2022Observed: 1641.78 ft at 3:00PM May 24, 2022Observed: 1641.77 ft at 3:15PM May 24, 2022Observed: 1641.77 ft at 3:30PM May 24, 2022Observed: 1641.77 ft at 3:45PM May 24, 2022Observed: 1641.75 ft at 4:00PM May 24, 2022Observed: 1641.77 ft at 4:15PM May 24, 2022Observed: 1641.76 ft at 4:30PM May 24, 2022Observed: 1641.76 ft at 4:45PM May 24, 2022Observed: 1641.76 ft at 5:00PM May 24, 2022Observed: 1641.75 ft at 5:15PM May 24, 2022Observed: 1641.76 ft at 5:30PM May 24, 2022Observed: 1641.74 ft at 5:45PM May 24, 2022Observed: 1641.75 ft at 6:00PM May 24, 2022Observed: 1641.75 ft at 6:15PM May 24, 2022Observed: 1641.75 ft at 6:30PM May 24, 2022Observed: 1641.75 ft at 6:45PM May 24, 2022Observed: 1641.75 ft at 7:00PM May 24, 2022Observed: 1641.74 ft at 7:15PM May 24, 2022Observed: 1641.75 ft at 7:30PM May 24, 2022Observed: 1641.75 ft at 7:45PM May 24, 2022Observed: 1641.75 ft at 8:00PM May 24, 2022Observed: 1641.74 ft at 8:15PM May 24, 2022Observed: 1641.74 ft at 8:30PM May 24, 2022Observed: 1641.74 ft at 8:45PM May 24, 2022Observed: 1641.74 ft at 9:00PM May 24, 2022South Dakota DANRBSES2(plotting HGIRG) Graph Created (9:19PM May 24, 2022)ObservedLatest observed value: 1641.74 ft at 9:00 PM CDT 24-May-2022. Flood Stage is 1644 ft
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (CDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: No forecasts are available for this location

NOTE: Forecasts are not available for the Big Sioux River near Estelline. Only observed stages are available for this point.

Return to Area Map
Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - near Bruce
Flood Categories (in feet)
Major Flood Stage: 1648
Moderate Flood Stage: 1645.5
Flood Stage: 1644
Action Stage: 1642.5
Low Stage (in feet): 0

Historic Crests
(1) 1,646.90 ft on 03/28/2019
(2) 1,645.90 ft on 04/23/2018
(3) 1,644.60 ft on 04/13/2018
(4) 1,644.38 ft on 03/29/2020

(P): Preliminary values subject to further review.

Recent Crests
(1) 1,644.38 ft on 03/29/2020
(2) 1,646.90 ft on 03/28/2019
(3) 1,645.90 ft on 04/23/2018
(4) 1,644.60 ft on 04/13/2018

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
1651 Highway 28 and 463rd Avenue begin to flood.
1650 464th Avenue begins to flood.
1649 water reaches the bottom of the bridge on 463rd Avenue, and 195th Street begins to flood.
1648 water reaches the bottom of the bridges on Highway 28, 464th Avenue, and 195th Street. Also, 192nd Street begins to flood.
1646 water reaches the bottom of the bridge on 192nd Street.
1645.5 widespread flooding of agricultural lands begins.
1644 significant flooding of crop and pasture land begins.
About This Location Collapse

Latitude: 44.572884° N, Longitude: 96.930225° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 1644 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)
Elevation
(gauge height = flood stage)
Elevation information source
NAVD88 Not Available 1644.00 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Sioux Falls Weather Forecast Office
26 Weather Lane
Sioux Falls, SD 57104-0198
(605) 330-4247
Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:29 PM
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities