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Hydrograph River at a Glance Download
Western Branch at Upper Marlboro Stage (ft)Flow (cfs)Observed: 2.54 ft at 5:15AM Jan 29, 2023Observed: 2.54 ft at 5:30AM Jan 29, 2023Observed: 2.54 ft at 5:45AM Jan 29, 2023Observed: 2.53 ft at 6:00AM Jan 29, 2023Observed: 2.54 ft at 6:15AM Jan 29, 2023Observed: 2.54 ft at 6:30AM Jan 29, 2023Observed: 2.53 ft at 6:45AM Jan 29, 2023Observed: 2.53 ft at 7:00AM Jan 29, 2023Observed: 2.54 ft at 7:15AM Jan 29, 2023Observed: 2.54 ft at 7:30AM Jan 29, 2023Observed: 2.54 ft at 7:45AM Jan 29, 2023Observed: 2.53 ft at 8:00AM Jan 29, 2023Observed: 2.53 ft at 8:15AM Jan 29, 2023Observed: 2.53 ft at 8:30AM Jan 29, 2023Observed: 2.53 ft at 8:45AM Jan 29, 2023Observed: 2.53 ft at 9:00AM Jan 29, 2023Observed: 2.53 ft at 9:15AM Jan 29, 2023Observed: 2.53 ft at 9:30AM Jan 29, 2023Observed: 2.53 ft at 9:45AM Jan 29, 2023Observed: 2.53 ft at 10:00AM Jan 29, 2023Observed: 2.53 ft at 10:15AM Jan 29, 2023Observed: 2.53 ft at 10:30AM Jan 29, 2023Observed: 2.53 ft at 10:45AM Jan 29, 2023Observed: 2.53 ft at 11:00AM Jan 29, 2023Observed: 2.53 ft at 11:15AM Jan 29, 2023Observed: 2.53 ft at 11:30AM Jan 29, 2023Observed: 2.53 ft at 11:45AM Jan 29, 2023Observed: 2.53 ft at 12:00PM Jan 29, 2023Observed: 2.53 ft at 12:15PM Jan 29, 2023Observed: 2.53 ft at 12:30PM Jan 29, 2023Observed: 2.53 ft at 12:45PM Jan 29, 2023Observed: 2.53 ft at 1:00PM Jan 29, 2023Observed: 2.53 ft at 1:15PM Jan 29, 2023Observed: 2.53 ft at 1:30PM Jan 29, 2023Observed: 2.53 ft at 1:45PM Jan 29, 2023Observed: 2.53 ft at 2:00PM Jan 29, 2023Observed: 2.53 ft at 2:15PM Jan 29, 2023Observed: 2.53 ft at 2:30PM Jan 29, 2023Observed: 2.53 ft at 2:45PM Jan 29, 2023Observed: 2.53 ft at 3:00PM Jan 29, 2023Observed: 2.53 ft at 3:15PM Jan 29, 2023Observed: 2.53 ft at 3:30PM Jan 29, 2023Observed: 2.53 ft at 3:45PM Jan 29, 2023Observed: 2.53 ft at 4:00PM Jan 29, 2023Observed: 2.53 ft at 4:15PM Jan 29, 2023Observed: 2.53 ft at 4:30PM Jan 29, 2023Observed: 2.53 ft at 4:45PM Jan 29, 2023Observed: 2.53 ft at 5:00PM Jan 29, 2023Observed: 2.53 ft at 5:15PM Jan 29, 2023Observed: 2.53 ft at 5:30PM Jan 29, 2023Observed: 2.53 ft at 5:45PM Jan 29, 2023Observed: 2.53 ft at 6:00PM Jan 29, 2023Observed: 2.53 ft at 6:15PM Jan 29, 2023Observed: 2.53 ft at 6:30PM Jan 29, 2023Observed: 2.53 ft at 6:45PM Jan 29, 2023Observed: 2.53 ft at 7:00PM Jan 29, 2023Observed: 2.53 ft at 7:15PM Jan 29, 2023Observed: 2.53 ft at 7:30PM Jan 29, 2023Observed: 2.53 ft at 7:45PM Jan 29, 2023Observed: 2.53 ft at 8:00PM Jan 29, 2023Observed: 2.53 ft at 8:15PM Jan 29, 2023Observed: 2.53 ft at 8:30PM Jan 29, 2023Observed: 2.53 ft at 8:45PM Jan 29, 2023Observed: 2.53 ft at 9:00PM Jan 29, 2023Observed: 2.53 ft at 9:15PM Jan 29, 2023Observed: 2.53 ft at 9:30PM Jan 29, 2023Observed: 2.53 ft at 9:45PM Jan 29, 2023Observed: 2.53 ft at 10:00PM Jan 29, 2023Observed: 2.53 ft at 10:15PM Jan 29, 2023Observed: 2.53 ft at 10:30PM Jan 29, 2023Observed: 2.53 ft at 10:45PM Jan 29, 2023Observed: 2.54 ft at 11:00PM Jan 29, 2023Observed: 2.53 ft at 11:15PM Jan 29, 2023Observed: 2.54 ft at 11:30PM Jan 29, 2023Observed: 2.53 ft at 11:45PM Jan 29, 2023Observed: 2.54 ft at 12:00AM Jan 30, 2023Observed: 2.54 ft at 12:15AM Jan 30, 2023Observed: 2.53 ft at 12:30AM Jan 30, 2023Observed: 2.53 ft at 12:45AM Jan 30, 2023Observed: 2.54 ft at 1:00AM Jan 30, 2023Observed: 2.54 ft at 1:15AM Jan 30, 2023Observed: 2.54 ft at 1:30AM Jan 30, 2023Observed: 2.53 ft at 1:45AM Jan 30, 2023Observed: 2.53 ft at 2:00AM Jan 30, 2023Observed: 2.53 ft at 2:15AM Jan 30, 2023Observed: 2.54 ft at 2:30AM Jan 30, 2023Observed: 2.53 ft at 2:45AM Jan 30, 2023Observed: 2.54 ft at 3:00AM Jan 30, 2023Observed: 2.53 ft at 3:15AM Jan 30, 2023Observed: 2.54 ft at 3:30AM Jan 30, 2023Observed: 2.53 ft at 3:45AM Jan 30, 2023Observed: 2.53 ft at 4:00AM Jan 30, 2023Observed: 2.53 ft at 4:15AM Jan 30, 2023Observed: 2.53 ft at 4:30AM Jan 30, 2023Observed: 2.53 ft at 4:45AM Jan 30, 2023Observed: 2.53 ft at 5:00AM Jan 30, 2023Observed: 2.53 ft at 5:15AM Jan 30, 2023Observed: 2.52 ft at 5:30AM Jan 30, 2023Observed: 2.52 ft at 5:45AM Jan 30, 2023Observed: 2.52 ft at 6:00AM Jan 30, 2023Observed: 2.52 ft at 6:15AM Jan 30, 2023Observed: 2.52 ft at 6:30AM Jan 30, 2023Observed: 2.53 ft at 6:45AM Jan 30, 2023Observed: 2.52 ft at 7:00AM Jan 30, 2023Observed: 2.52 ft at 7:15AM Jan 30, 2023Observed: 2.52 ft at 7:30AM Jan 30, 2023Observed: 2.52 ft at 7:45AM Jan 30, 2023Observed: 2.51 ft at 8:00AM Jan 30, 2023Observed: 2.52 ft at 8:15AM Jan 30, 2023Observed: 2.52 ft at 8:30AM Jan 30, 2023Observed: 2.52 ft at 8:45AM Jan 30, 2023Observed: 2.52 ft at 9:00AM Jan 30, 2023Observed: 2.51 ft at 9:15AM Jan 30, 2023Observed: 2.51 ft at 9:30AM Jan 30, 2023Observed: 2.51 ft at 9:45AM Jan 30, 2023Observed: 2.51 ft at 10:00AM Jan 30, 2023Observed: 2.51 ft at 10:15AM Jan 30, 2023Observed: 2.51 ft at 10:30AM Jan 30, 2023Observed: 2.5 ft at 10:45AM Jan 30, 2023Observed: 2.5 ft at 11:00AM Jan 30, 2023Observed: 2.5 ft at 11:15AM Jan 30, 2023Observed: 2.5 ft at 11:30AM Jan 30, 2023Observed: 2.5 ft at 11:45AM Jan 30, 2023Observed: 2.5 ft at 12:00PM Jan 30, 2023Observed: 2.5 ft at 12:15PM Jan 30, 2023Observed: 2.5 ft at 12:30PM Jan 30, 2023Observed: 2.5 ft at 12:45PM Jan 30, 2023Observed: 2.5 ft at 1:00PM Jan 30, 2023Observed: 2.5 ft at 1:15PM Jan 30, 2023Observed: 2.5 ft at 1:30PM Jan 30, 2023Observed: 2.5 ft at 1:45PM Jan 30, 2023Observed: 2.49 ft at 2:00PM Jan 30, 2023Observed: 2.5 ft at 2:15PM Jan 30, 2023Observed: 2.49 ft at 2:30PM Jan 30, 2023Observed: 2.5 ft at 2:45PM Jan 30, 2023Observed: 2.49 ft at 3:00PM Jan 30, 2023Observed: 2.5 ft at 3:15PM Jan 30, 2023Observed: 2.49 ft at 3:30PM Jan 30, 2023Observed: 2.49 ft at 3:45PM Jan 30, 2023Observed: 2.49 ft at 4:00PM Jan 30, 2023Observed: 2.49 ft at 4:15PM Jan 30, 2023Observed: 2.49 ft at 4:30PM Jan 30, 2023Observed: 2.49 ft at 4:45PM Jan 30, 2023Observed: 2.49 ft at 5:00PM Jan 30, 2023Observed: 2.49 ft at 5:15PM Jan 30, 2023Observed: 2.49 ft at 5:30PM Jan 30, 2023Observed: 2.49 ft at 5:45PM Jan 30, 2023Observed: 2.49 ft at 6:00PM Jan 30, 2023Observed: 2.49 ft at 6:15PM Jan 30, 2023Observed: 2.49 ft at 6:30PM Jan 30, 2023Observed: 2.49 ft at 6:45PM Jan 30, 2023Observed: 2.5 ft at 7:00PM Jan 30, 2023Observed: 2.5 ft at 7:15PM Jan 30, 2023Observed: 2.51 ft at 7:30PM Jan 30, 2023Observed: 2.51 ft at 7:45PM Jan 30, 2023Observed: 2.51 ft at 8:00PM Jan 30, 2023Observed: 2.52 ft at 8:15PM Jan 30, 2023Observed: 2.51 ft at 8:30PM Jan 30, 2023Observed: 2.52 ft at 8:45PM Jan 30, 2023Observed: 2.52 ft at 9:00PM Jan 30, 2023Observed: 2.52 ft at 9:15PM Jan 30, 2023Observed: 2.53 ft at 9:30PM Jan 30, 2023Observed: 2.53 ft at 9:45PM Jan 30, 2023Observed: 2.53 ft at 10:00PM Jan 30, 2023Observed: 2.53 ft at 10:15PM Jan 30, 2023Observed: 2.53 ft at 10:30PM Jan 30, 2023Observed: 2.53 ft at 10:45PM Jan 30, 2023Observed: 2.52 ft at 11:00PM Jan 30, 2023Observed: 2.53 ft at 11:15PM Jan 30, 2023Observed: 2.53 ft at 11:30PM Jan 30, 2023Observed: 2.53 ft at 11:45PM Jan 30, 2023Observed: 2.53 ft at 12:00AM Jan 31, 2023Observed: 2.52 ft at 12:15AM Jan 31, 2023Observed: 2.53 ft at 12:30AM Jan 31, 2023Observed: 2.52 ft at 12:45AM Jan 31, 2023Observed: 2.52 ft at 1:00AM Jan 31, 2023Observed: 2.53 ft at 1:15AM Jan 31, 2023Observed: 2.52 ft at 1:30AM Jan 31, 2023Observed: 2.52 ft at 1:45AM Jan 31, 2023Observed: 2.52 ft at 2:00AM Jan 31, 2023Observed: 2.52 ft at 2:15AM Jan 31, 2023Observed: 2.52 ft at 2:30AM Jan 31, 2023Observed: 2.52 ft at 2:45AM Jan 31, 2023Observed: 2.52 ft at 3:00AM Jan 31, 2023Observed: 2.52 ft at 3:15AM Jan 31, 2023Observed: 2.52 ft at 3:30AM Jan 31, 2023Observed: 2.52 ft at 3:45AM Jan 31, 2023Observed: 2.52 ft at 4:00AM Jan 31, 2023Observed: 2.52 ft at 4:15AM Jan 31, 2023Observed: 2.52 ft at 4:30AM Jan 31, 2023Observed: 2.52 ft at 4:45AM Jan 31, 2023Observed: 2.52 ft at 5:00AM Jan 31, 2023Observed: 2.53 ft at 5:15AM Jan 31, 2023Observed: 2.53 ft at 5:30AM Jan 31, 2023Observed: 2.53 ft at 5:45AM Jan 31, 2023Observed: 2.53 ft at 6:00AM Jan 31, 2023Observed: 2.54 ft at 6:15AM Jan 31, 2023Observed: 2.54 ft at 6:30AM Jan 31, 2023Observed: 2.54 ft at 6:45AM Jan 31, 2023Observed: 2.54 ft at 7:00AM Jan 31, 2023Observed: 2.55 ft at 7:15AM Jan 31, 2023Observed: 2.55 ft at 7:30AM Jan 31, 2023Observed: 2.54 ft at 7:45AM Jan 31, 2023Observed: 2.54 ft at 8:00AM Jan 31, 2023Observed: 2.55 ft at 8:15AM Jan 31, 2023Observed: 2.55 ft at 8:30AM Jan 31, 2023Observed: 2.55 ft at 8:45AM Jan 31, 2023Observed: 2.55 ft at 9:00AM Jan 31, 2023Observed: 2.55 ft at 9:15AM Jan 31, 2023Observed: 2.55 ft at 9:30AM Jan 31, 2023Observed: 2.56 ft at 9:45AM Jan 31, 2023Observed: 2.55 ft at 10:00AM Jan 31, 2023Observed: 2.56 ft at 10:15AM Jan 31, 2023Observed: 2.56 ft at 10:30AM Jan 31, 2023Observed: 2.56 ft at 10:45AM Jan 31, 2023Observed: 2.55 ft at 11:00AM Jan 31, 2023Observed: 2.56 ft at 11:15AM Jan 31, 2023Observed: 2.56 ft at 11:30AM Jan 31, 2023Observed: 2.57 ft at 11:45AM Jan 31, 2023Observed: 2.57 ft at 12:00PM Jan 31, 2023Observed: 2.57 ft at 12:15PM Jan 31, 2023Observed: 2.57 ft at 12:30PM Jan 31, 2023Observed: 2.57 ft at 12:45PM Jan 31, 2023Observed: 2.57 ft at 1:00PM Jan 31, 2023Observed: 2.58 ft at 1:15PM Jan 31, 2023Observed: 2.58 ft at 1:30PM Jan 31, 2023Observed: 2.58 ft at 1:45PM Jan 31, 2023Observed: 2.58 ft at 2:00PM Jan 31, 2023Observed: 2.59 ft at 2:15PM Jan 31, 2023Observed: 2.59 ft at 2:30PM Jan 31, 2023Observed: 2.6 ft at 2:45PM Jan 31, 2023Observed: 2.59 ft at 3:00PM Jan 31, 2023Observed: 2.6 ft at 3:15PM Jan 31, 2023Observed: 2.6 ft at 3:30PM Jan 31, 2023Observed: 2.6 ft at 3:45PM Jan 31, 2023Observed: 2.61 ft at 4:00PM Jan 31, 2023Observed: 2.61 ft at 4:15PM Jan 31, 2023Observed: 2.63 ft at 4:30PM Jan 31, 2023Observed: 2.64 ft at 4:45PM Jan 31, 2023Observed: 2.65 ft at 5:00PM Jan 31, 2023Observed: 2.66 ft at 5:15PM Jan 31, 2023Observed: 2.68 ft at 5:30PM Jan 31, 2023Observed: 2.69 ft at 5:45PM Jan 31, 2023Observed: 2.71 ft at 6:00PM Jan 31, 2023Observed: 2.73 ft at 6:15PM Jan 31, 2023Observed: 2.75 ft at 6:30PM Jan 31, 2023Observed: 2.76 ft at 6:45PM Jan 31, 2023Observed: 2.78 ft at 7:00PM Jan 31, 2023Observed: 2.79 ft at 7:15PM Jan 31, 2023Observed: 2.81 ft at 7:30PM Jan 31, 2023Observed: 2.82 ft at 7:45PM Jan 31, 2023Observed: 2.83 ft at 8:00PM Jan 31, 2023Observed: 2.85 ft at 8:15PM Jan 31, 2023Observed: 2.85 ft at 8:30PM Jan 31, 2023Observed: 2.86 ft at 8:45PM Jan 31, 2023Observed: 2.86 ft at 9:00PM Jan 31, 2023Observed: 2.87 ft at 9:15PM Jan 31, 2023Highest Observation: 2.88 ft at 9:30PM Jan 31, 2023Observed: 2.87 ft at 9:45PM Jan 31, 2023Highest Observation: 2.88 ft at 10:00PM Jan 31, 2023Highest Observation: 2.88 ft at 10:15PM Jan 31, 2023Highest Observation: 2.88 ft at 10:30PM Jan 31, 2023Highest Observation: 2.88 ft at 10:45PM Jan 31, 2023Observed: 2.87 ft at 11:00PM Jan 31, 2023Observed: 2.87 ft at 11:15PM Jan 31, 2023Observed: 2.86 ft at 11:30PM Jan 31, 2023Observed: 2.85 ft at 11:45PM Jan 31, 2023Observed: 2.84 ft at 12:00AM Feb 01, 2023Observed: 2.83 ft at 12:15AM Feb 01, 2023Observed: 2.82 ft at 12:30AM Feb 01, 2023Observed: 2.81 ft at 12:45AM Feb 01, 2023Observed: 2.8 ft at 1:00AM Feb 01, 2023Observed: 2.79 ft at 1:15AM Feb 01, 2023Observed: 2.78 ft at 1:30AM Feb 01, 2023Observed: 2.76 ft at 1:45AM Feb 01, 2023Observed: 2.75 ft at 2:00AM Feb 01, 2023Observed: 2.75 ft at 2:15AM Feb 01, 2023Observed: 2.74 ft at 2:30AM Feb 01, 2023Observed: 2.73 ft at 2:45AM Feb 01, 2023Observed: 2.72 ft at 3:00AM Feb 01, 2023Observed: 2.71 ft at 3:15AM Feb 01, 2023Observed: 2.71 ft at 3:30AM Feb 01, 2023Observed: 2.71 ft at 3:45AM Feb 01, 2023Observed: 2.7 ft at 4:00AM Feb 01, 2023Observed: 2.7 ft at 4:15AM Feb 01, 2023Observed: 2.69 ft at 4:30AM Feb 01, 2023Observed: 2.69 ft at 4:45AM Feb 01, 2023Observed: 2.68 ft at 5:00AM Feb 01, 2023Observed: 2.68 ft at 5:15AM Feb 01, 2023Observed: 2.68 ft at 5:30AM Feb 01, 2023Observed: 2.68 ft at 5:45AM Feb 01, 2023Observed: 2.67 ft at 6:00AM Feb 01, 2023Observed: 2.67 ft at 6:15AM Feb 01, 2023Observed: 2.67 ft at 6:30AM Feb 01, 2023Observed: 2.66 ft at 6:45AM Feb 01, 2023Observed: 2.66 ft at 7:00AM Feb 01, 2023Observed: 2.66 ft at 7:15AM Feb 01, 2023Observed: 2.66 ft at 7:30AM Feb 01, 2023Observed: 2.66 ft at 7:45AM Feb 01, 2023Observed: 2.66 ft at 8:00AM Feb 01, 2023Observed: 2.66 ft at 8:15AM Feb 01, 2023Observed: 2.65 ft at 8:30AM Feb 01, 2023Observed: 2.65 ft at 8:45AM Feb 01, 2023Observed: 2.65 ft at 9:00AM Feb 01, 2023Observed: 2.64 ft at 9:15AM Feb 01, 2023Observed: 2.64 ft at 9:30AM Feb 01, 2023Observed: 2.64 ft at 9:45AM Feb 01, 2023Observed: 2.63 ft at 10:00AM Feb 01, 2023Observed: 2.63 ft at 10:15AM Feb 01, 2023Observed: 2.63 ft at 10:30AM Feb 01, 2023Observed: 2.63 ft at 10:45AM Feb 01, 2023Observed: 2.62 ft at 11:00AM Feb 01, 2023Observed: 2.62 ft at 11:15AM Feb 01, 2023Observed: 2.62 ft at 11:30AM Feb 01, 2023Observed: 2.62 ft at 11:45AM Feb 01, 2023Observed: 2.62 ft at 12:00PM Feb 01, 2023Observed: 2.62 ft at 12:15PM Feb 01, 2023Observed: 2.62 ft at 12:30PM Feb 01, 2023Observed: 2.62 ft at 12:45PM Feb 01, 2023Observed: 2.62 ft at 1:00PM Feb 01, 2023Observed: 2.62 ft at 1:15PM Feb 01, 2023Observed: 2.63 ft at 1:30PM Feb 01, 2023Observed: 2.62 ft at 1:45PM Feb 01, 2023Observed: 2.62 ft at 2:00PM Feb 01, 2023Observed: 2.62 ft at 2:15PM Feb 01, 2023Observed: 2.63 ft at 2:30PM Feb 01, 2023Observed: 2.63 ft at 2:45PM Feb 01, 2023Observed: 2.62 ft at 3:00PM Feb 01, 2023Observed: 2.62 ft at 3:15PM Feb 01, 2023Observed: 2.62 ft at 3:30PM Feb 01, 2023Observed: 2.62 ft at 3:45PM Feb 01, 2023Observed: 2.61 ft at 4:00PM Feb 01, 2023Observed: 2.61 ft at 4:15PM Feb 01, 2023Observed: 2.61 ft at 4:30PM Feb 01, 2023Observed: 2.61 ft at 4:45PM Feb 01, 2023Observed: 2.61 ft at 5:00PM Feb 01, 2023Observed: 2.6 ft at 5:15PM Feb 01, 2023Observed: 2.6 ft at 5:30PM Feb 01, 2023Observed: 2.6 ft at 5:45PM Feb 01, 2023Observed: 2.6 ft at 6:00PM Feb 01, 2023Observed: 2.6 ft at 6:15PM Feb 01, 2023Observed: 2.59 ft at 6:30PM Feb 01, 2023Observed: 2.59 ft at 6:45PM Feb 01, 2023Observed: 2.59 ft at 7:00PM Feb 01, 2023Observed: 2.59 ft at 7:15PM Feb 01, 2023Observed: 2.59 ft at 7:30PM Feb 01, 2023Observed: 2.58 ft at 7:45PM Feb 01, 2023Observed: 2.58 ft at 8:00PM Feb 01, 2023Observed: 2.58 ft at 8:15PM Feb 01, 2023Observed: 2.58 ft at 8:30PM Feb 01, 2023Observed: 2.57 ft at 8:45PM Feb 01, 2023Observed: 2.57 ft at 9:00PM Feb 01, 2023Observed: 2.57 ft at 9:15PM Feb 01, 2023Observed: 2.57 ft at 9:30PM Feb 01, 2023Observed: 2.57 ft at 9:45PM Feb 01, 2023Observed: 2.56 ft at 10:00PM Feb 01, 2023Observed: 2.56 ft at 10:15PM Feb 01, 2023Observed: 2.55 ft at 10:30PM Feb 01, 2023Observed: 2.56 ft at 10:45PM Feb 01, 2023Observed: 2.55 ft at 11:00PM Feb 01, 2023Observed: 2.55 ft at 11:15PM Feb 01, 2023Observed: 2.55 ft at 11:30PM Feb 01, 2023Observed: 2.54 ft at 11:45PM Feb 01, 2023Observed: 2.54 ft at 12:00AM Feb 02, 2023Observed: 2.54 ft at 12:15AM Feb 02, 2023Observed: 2.53 ft at 12:30AM Feb 02, 2023Observed: 2.53 ft at 12:45AM Feb 02, 2023Observed: 2.53 ft at 1:00AM Feb 02, 2023Observed: 2.52 ft at 1:15AM Feb 02, 2023Observed: 2.52 ft at 1:30AM Feb 02, 2023Observed: 2.52 ft at 1:45AM Feb 02, 2023Observed: 2.52 ft at 2:00AM Feb 02, 2023Observed: 2.52 ft at 2:15AM Feb 02, 2023Observed: 2.51 ft at 2:30AM Feb 02, 2023Observed: 2.51 ft at 2:45AM Feb 02, 2023Observed: 2.5 ft at 3:00AM Feb 02, 2023Observed: 2.5 ft at 3:15AM Feb 02, 2023Observed: 2.5 ft at 3:30AM Feb 02, 2023Observed: 2.49 ft at 3:45AM Feb 02, 2023Observed: 2.49 ft at 4:00AM Feb 02, 2023Observed: 2.49 ft at 4:15AM Feb 02, 2023Observed: 2.49 ft at 4:30AM Feb 02, 2023Observed: 2.48 ft at 4:45AM Feb 02, 2023Observed: 2.48 ft at 5:00AM Feb 02, 2023Observed: 2.48 ft at 5:15AM Feb 02, 2023Observed: 2.48 ft at 5:30AM Feb 02, 2023Observed: 2.47 ft at 5:45AM Feb 02, 2023Observed: 2.47 ft at 6:00AM Feb 02, 2023Observed: 2.47 ft at 6:15AM Feb 02, 2023Observed: 2.47 ft at 6:30AM Feb 02, 2023Observed: 2.46 ft at 6:45AM Feb 02, 2023Observed: 2.46 ft at 7:00AM Feb 02, 2023Observed: 2.45 ft at 7:15AM Feb 02, 2023Observed: 2.46 ft at 7:30AM Feb 02, 2023Observed: 2.45 ft at 7:45AM Feb 02, 2023Observed: 2.45 ft at 8:00AM Feb 02, 2023Observed: 2.45 ft at 8:15AM Feb 02, 2023Observed: 2.45 ft at 8:30AM Feb 02, 2023Observed: 2.45 ft at 8:45AM Feb 02, 2023Observed: 2.44 ft at 9:00AM Feb 02, 2023Observed: 2.44 ft at 9:15AM Feb 02, 2023Observed: 2.44 ft at 9:30AM Feb 02, 2023Observed: 2.44 ft at 9:45AM Feb 02, 2023Observed: 2.43 ft at 10:00AM Feb 02, 2023Observed: 2.44 ft at 10:15AM Feb 02, 2023Observed: 2.43 ft at 10:30AM Feb 02, 2023Observed: 2.43 ft at 10:45AM Feb 02, 2023Observed: 2.43 ft at 11:00AM Feb 02, 2023Observed: 2.43 ft at 11:15AM Feb 02, 2023Observed: 2.42 ft at 11:30AM Feb 02, 2023Observed: 2.42 ft at 11:45AM Feb 02, 2023Observed: 2.42 ft at 12:00PM Feb 02, 2023Observed: 2.41 ft at 12:15PM Feb 02, 2023Observed: 2.42 ft at 12:30PM Feb 02, 2023Observed: 2.42 ft at 12:45PM Feb 02, 2023Observed: 2.41 ft at 1:00PM Feb 02, 2023Observed: 2.41 ft at 1:15PM Feb 02, 2023Observed: 2.41 ft at 1:30PM Feb 02, 2023Observed: 2.41 ft at 1:45PM Feb 02, 2023Observed: 2.41 ft at 2:00PM Feb 02, 2023Observed: 2.41 ft at 2:15PM Feb 02, 2023Observed: 2.4 ft at 2:30PM Feb 02, 2023Observed: 2.4 ft at 2:45PM Feb 02, 2023Observed: 2.41 ft at 3:00PM Feb 02, 2023Observed: 2.4 ft at 3:15PM Feb 02, 2023Observed: 2.4 ft at 3:30PM Feb 02, 2023Observed: 2.4 ft at 3:45PM Feb 02, 2023Observed: 2.4 ft at 4:00PM Feb 02, 2023Observed: 2.4 ft at 4:15PM Feb 02, 2023Observed: 2.39 ft at 4:30PM Feb 02, 2023Observed: 2.39 ft at 4:45PM Feb 02, 2023Observed: 2.39 ft at 5:00PM Feb 02, 2023Observed: 2.39 ft at 5:15PM Feb 02, 2023Observed: 2.39 ft at 5:30PM Feb 02, 2023Observed: 2.39 ft at 5:45PM Feb 02, 2023Observed: 2.39 ft at 6:00PM Feb 02, 2023Observed: 2.38 ft at 6:15PM Feb 02, 2023Observed: 2.39 ft at 6:30PM Feb 02, 2023Observed: 2.38 ft at 6:45PM Feb 02, 2023Observed: 2.39 ft at 7:00PM Feb 02, 2023Observed: 2.37 ft at 7:15PM Feb 02, 2023Observed: 2.38 ft at 7:30PM Feb 02, 2023Observed: 2.38 ft at 7:45PM Feb 02, 2023Observed: 2.38 ft at 8:00PM Feb 02, 2023Observed: 2.38 ft at 8:15PM Feb 02, 2023Observed: 2.38 ft at 8:30PM Feb 02, 2023Observed: 2.38 ft at 8:45PM Feb 02, 2023Observed: 2.38 ft at 9:00PM Feb 02, 2023Observed: 2.38 ft at 9:15PM Feb 02, 2023Observed: 2.38 ft at 9:30PM Feb 02, 2023Observed: 2.38 ft at 9:45PM Feb 02, 2023Observed: 2.38 ft at 10:00PM Feb 02, 2023Observed: 2.38 ft at 10:15PM Feb 02, 2023Observed: 2.38 ft at 10:30PM Feb 02, 2023Observed: 2.38 ft at 10:45PM Feb 02, 2023Observed: 2.38 ft at 11:00PM Feb 02, 2023Observed: 2.38 ft at 11:15PM Feb 02, 2023Observed: 2.37 ft at 11:30PM Feb 02, 2023Observed: 2.37 ft at 11:45PM Feb 02, 2023Observed: 2.37 ft at 12:00AM Feb 03, 2023Observed: 2.37 ft at 12:15AM Feb 03, 2023Observed: 2.38 ft at 12:30AM Feb 03, 2023Observed: 2.37 ft at 12:45AM Feb 03, 2023Observed: 2.37 ft at 1:00AM Feb 03, 2023Observed: 2.37 ft at 1:15AM Feb 03, 2023Observed: 2.37 ft at 1:30AM Feb 03, 2023Observed: 2.37 ft at 1:45AM Feb 03, 2023Observed: 2.37 ft at 2:00AM Feb 03, 2023Observed: 2.37 ft at 2:15AM Feb 03, 2023Observed: 2.37 ft at 2:30AM Feb 03, 2023Observed: 2.37 ft at 2:45AM Feb 03, 2023Observed: 2.36 ft at 3:00AM Feb 03, 2023Observed: 2.36 ft at 3:15AM Feb 03, 2023Observed: 2.37 ft at 3:30AM Feb 03, 2023Observed: 2.36 ft at 3:45AM Feb 03, 2023Observed: 2.36 ft at 4:00AM Feb 03, 2023Observed: 2.36 ft at 4:15AM Feb 03, 2023USGS--Water Resources of the United StatesUPRM2(plotting HGIRG) Graph Created (5:11AM Feb 3, 2023)ObservedLatest observed value: 2.36 ft at 4:15 AM EST 3-Feb-2023. Flood Stage is 11 ft
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Tabular Data (UTC)
Tabular Data (EST)
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Metadata
NOTE: Stage may be affected by ice.

NOTE: Forecasts are not available for the Western Branch at Upper Marlboro. Only observed stages are available for this point.

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Flood Categories (in feet)
Major Flood Stage: 19
Moderate Flood Stage: 16
Flood Stage: 11
Action Stage: 9
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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Gauge LocationGauge Map Marker
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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
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21 More than a quarter mile of US 301 is flooded. Several businesses south of Maryland Route 4 are flooded with significant damage likely. A small portion of the lower grounds of the Prince Georges Equestrian Center floods. Water approaches the westernmost and lowermost portion of the Prince Georges County Courthouse.
19 US 301 begins to flood from the bridge northward to the intersection with Marlboro Square Shopping Center. Nearby businesses begin to flood. Marlboro Pike/Main Street also floods at the river, with water approaching nearby homes and businesses.
16 Floodwaters reach the parking lot of businesses off US 301. Water also approaches the southern perimeter of the Prince Georges Equestrian Center grounds.
14 Water covers almost all of the pedestrian bridge paralleling Water Street, and covers Water Street from the MD Route 4 westbound exit ramps to Judges Street.
12 Much of Race Track Road floods between Marlboro Pike and the community center.
11 The Water Street bridge in Upper Marlboro is completely covered by water.
9 Water begins to overflow the banks into the wide floodplain near Upper Marlboro.
About This Location Collapse

Latitude: 38.814167° N, Longitude: 76.748611° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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 Not Available 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  

Current/Historical Observations:

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NWS Information
National Weather Service
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(703) 996-2200
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Page last modified: 2-Nov-2020 7:30 PM
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