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Hydrograph River at a Glance Download
Saint Vrain Creek at Lyons Stage (ft)Observed: 2.52 ft at 8:00PM Oct 21, 2020Observed: 2.51 ft at 8:15PM Oct 21, 2020Observed: 2.51 ft at 8:30PM Oct 21, 2020Observed: 2.51 ft at 8:45PM Oct 21, 2020Observed: 2.51 ft at 9:00PM Oct 21, 2020Observed: 2.51 ft at 9:15PM Oct 21, 2020Observed: 2.51 ft at 9:30PM Oct 21, 2020Observed: 2.51 ft at 9:45PM Oct 21, 2020Observed: 2.52 ft at 10:00PM Oct 21, 2020Observed: 2.53 ft at 10:15PM Oct 21, 2020Observed: 2.54 ft at 10:30PM Oct 21, 2020Observed: 2.54 ft at 10:45PM Oct 21, 2020Observed: 2.55 ft at 11:00PM Oct 21, 2020Observed: 2.55 ft at 11:15PM Oct 21, 2020Observed: 2.55 ft at 11:30PM Oct 21, 2020Observed: 2.55 ft at 11:45PM Oct 21, 2020Observed: 2.56 ft at 12:00AM Oct 22, 2020Observed: 2.57 ft at 12:15AM Oct 22, 2020Observed: 2.57 ft at 12:30AM Oct 22, 2020Observed: 2.57 ft at 12:31AM Oct 22, 2020Observed: 2.57 ft at 12:45AM Oct 22, 2020Observed: 2.57 ft at 12:46AM Oct 22, 2020Observed: 2.57 ft at 1:00AM Oct 22, 2020Observed: 2.57 ft at 1:01AM Oct 22, 2020Observed: 2.57 ft at 1:15AM Oct 22, 2020Observed: 2.56 ft at 1:30AM Oct 22, 2020Observed: 2.56 ft at 1:45AM Oct 22, 2020Observed: 2.57 ft at 2:00AM Oct 22, 2020Observed: 2.57 ft at 2:15AM Oct 22, 2020Observed: 2.57 ft at 2:30AM Oct 22, 2020Observed: 2.57 ft at 2:45AM Oct 22, 2020Observed: 2.58 ft at 3:00AM Oct 22, 2020Observed: 2.58 ft at 3:15AM Oct 22, 2020Observed: 2.57 ft at 3:30AM Oct 22, 2020Observed: 2.57 ft at 3:45AM Oct 22, 2020Observed: 2.57 ft at 4:00AM Oct 22, 2020Observed: 2.57 ft at 4:15AM Oct 22, 2020Observed: 2.57 ft at 4:30AM Oct 22, 2020Observed: 2.58 ft at 4:45AM Oct 22, 2020Observed: 2.58 ft at 5:00AM Oct 22, 2020Observed: 2.59 ft at 5:15AM Oct 22, 2020Observed: 2.58 ft at 5:30AM Oct 22, 2020Observed: 2.58 ft at 5:45AM Oct 22, 2020Observed: 2.58 ft at 6:00AM Oct 22, 2020Observed: 2.58 ft at 6:15AM Oct 22, 2020Observed: 2.58 ft at 6:30AM Oct 22, 2020Observed: 2.58 ft at 6:45AM Oct 22, 2020Observed: 2.58 ft at 7:00AM Oct 22, 2020Observed: 2.59 ft at 7:15AM Oct 22, 2020Observed: 2.59 ft at 7:30AM Oct 22, 2020Observed: 2.6 ft at 7:45AM Oct 22, 2020Observed: 2.6 ft at 8:00AM Oct 22, 2020Observed: 2.6 ft at 8:15AM Oct 22, 2020Observed: 2.6 ft at 8:30AM Oct 22, 2020Observed: 2.6 ft at 8:45AM Oct 22, 2020Observed: 2.6 ft at 9:00AM Oct 22, 2020Observed: 2.6 ft at 9:15AM Oct 22, 2020Observed: 2.6 ft at 9:30AM Oct 22, 2020Observed: 2.61 ft at 9:45AM Oct 22, 2020Observed: 2.61 ft at 10:00AM Oct 22, 2020Observed: 2.61 ft at 10:15AM Oct 22, 2020Observed: 2.62 ft at 10:30AM Oct 22, 2020Observed: 2.6 ft at 10:45AM Oct 22, 2020Observed: 2.6 ft at 11:00AM Oct 22, 2020Observed: 2.6 ft at 11:15AM Oct 22, 2020Observed: 2.6 ft at 11:30AM Oct 22, 2020Observed: 2.6 ft at 11:45AM Oct 22, 2020Observed: 2.61 ft at 12:00PM Oct 22, 2020Observed: 2.62 ft at 12:15PM Oct 22, 2020Observed: 2.62 ft at 12:30PM Oct 22, 2020Observed: 2.62 ft at 12:31PM Oct 22, 2020Observed: 2.62 ft at 12:45PM Oct 22, 2020Observed: 2.62 ft at 12:46PM Oct 22, 2020Observed: 2.62 ft at 1:00PM Oct 22, 2020Observed: 2.62 ft at 1:01PM Oct 22, 2020Observed: 2.62 ft at 1:15PM Oct 22, 2020Observed: 2.62 ft at 1:30PM Oct 22, 2020Observed: 2.61 ft at 1:45PM Oct 22, 2020Observed: 2.61 ft at 2:00PM Oct 22, 2020Observed: 2.62 ft at 2:15PM Oct 22, 2020Observed: 2.62 ft at 2:30PM Oct 22, 2020Observed: 2.62 ft at 2:45PM Oct 22, 2020Observed: 2.62 ft at 3:00PM Oct 22, 2020Observed: 2.62 ft at 3:15PM Oct 22, 2020Observed: 2.61 ft at 3:30PM Oct 22, 2020Observed: 2.61 ft at 3:45PM Oct 22, 2020Observed: 2.61 ft at 4:00PM Oct 22, 2020Observed: 2.6 ft at 4:15PM Oct 22, 2020Observed: 2.6 ft at 4:30PM Oct 22, 2020Observed: 2.6 ft at 4:45PM Oct 22, 2020Observed: 2.6 ft at 5:00PM Oct 22, 2020Observed: 2.6 ft at 5:15PM Oct 22, 2020Observed: 2.6 ft at 5:30PM Oct 22, 2020Observed: 2.61 ft at 5:45PM Oct 22, 2020Observed: 2.61 ft at 6:00PM Oct 22, 2020Observed: 2.61 ft at 6:15PM Oct 22, 2020Observed: 2.61 ft at 6:30PM Oct 22, 2020Observed: 2.61 ft at 6:45PM Oct 22, 2020Observed: 2.61 ft at 7:00PM Oct 22, 2020Observed: 2.62 ft at 7:15PM Oct 22, 2020Observed: 2.62 ft at 7:30PM Oct 22, 2020Observed: 2.62 ft at 7:45PM Oct 22, 2020Observed: 2.62 ft at 8:00PM Oct 22, 2020Observed: 2.62 ft at 8:15PM Oct 22, 2020Observed: 2.62 ft at 8:30PM Oct 22, 2020Observed: 2.62 ft at 8:45PM Oct 22, 2020Observed: 2.62 ft at 9:00PM Oct 22, 2020Observed: 2.62 ft at 9:15PM Oct 22, 2020Observed: 2.62 ft at 9:30PM Oct 22, 2020Observed: 2.62 ft at 9:45PM Oct 22, 2020Observed: 2.62 ft at 10:00PM Oct 22, 2020Observed: 2.63 ft at 10:15PM Oct 22, 2020Observed: 2.63 ft at 10:30PM Oct 22, 2020Observed: 2.63 ft at 10:45PM Oct 22, 2020Observed: 2.62 ft at 11:00PM Oct 22, 2020Observed: 2.62 ft at 11:15PM Oct 22, 2020Observed: 2.62 ft at 11:30PM Oct 22, 2020Observed: 2.62 ft at 11:45PM Oct 22, 2020Observed: 2.63 ft at 12:00AM Oct 23, 2020Observed: 2.63 ft at 12:15AM Oct 23, 2020Observed: 2.63 ft at 12:30AM Oct 23, 2020Observed: 2.63 ft at 12:31AM Oct 23, 2020Observed: 2.63 ft at 12:45AM Oct 23, 2020Observed: 2.63 ft at 12:46AM Oct 23, 2020Observed: 2.62 ft at 1:00AM Oct 23, 2020Observed: 2.62 ft at 1:01AM Oct 23, 2020Observed: 2.62 ft at 1:15AM Oct 23, 2020Observed: 2.62 ft at 1:30AM Oct 23, 2020Observed: 2.62 ft at 1:45AM Oct 23, 2020Observed: 2.62 ft at 2:00AM Oct 23, 2020Observed: 2.62 ft at 2:15AM Oct 23, 2020Observed: 2.61 ft at 2:30AM Oct 23, 2020Observed: 2.62 ft at 2:45AM Oct 23, 2020Observed: 2.62 ft at 3:00AM Oct 23, 2020Observed: 2.62 ft at 3:15AM Oct 23, 2020Observed: 2.62 ft at 3:30AM Oct 23, 2020Observed: 2.61 ft at 3:45AM Oct 23, 2020Observed: 2.62 ft at 4:00AM Oct 23, 2020Observed: 2.61 ft at 4:15AM Oct 23, 2020Observed: 2.61 ft at 4:30AM Oct 23, 2020Observed: 2.61 ft at 4:45AM Oct 23, 2020Observed: 2.61 ft at 5:00AM Oct 23, 2020Observed: 2.61 ft at 5:15AM Oct 23, 2020Observed: 2.61 ft at 5:30AM Oct 23, 2020Observed: 2.61 ft at 5:45AM Oct 23, 2020Observed: 2.61 ft at 6:00AM Oct 23, 2020Observed: 2.61 ft at 6:15AM Oct 23, 2020Observed: 2.61 ft at 6:30AM Oct 23, 2020Observed: 2.61 ft at 6:45AM Oct 23, 2020Observed: 2.61 ft at 7:00AM Oct 23, 2020Observed: 2.61 ft at 7:15AM Oct 23, 2020Observed: 2.61 ft at 7:30AM Oct 23, 2020Observed: 2.62 ft at 7:45AM Oct 23, 2020Observed: 2.62 ft at 8:00AM Oct 23, 2020Observed: 2.62 ft at 8:15AM Oct 23, 2020Observed: 2.61 ft at 8:30AM Oct 23, 2020Observed: 2.61 ft at 8:45AM Oct 23, 2020Observed: 2.61 ft at 9:00AM Oct 23, 2020Observed: 2.61 ft at 9:15AM Oct 23, 2020Observed: 2.61 ft at 9:30AM Oct 23, 2020Observed: 2.62 ft at 9:45AM Oct 23, 2020Observed: 2.62 ft at 10:00AM Oct 23, 2020Observed: 2.62 ft at 10:15AM Oct 23, 2020Observed: 2.61 ft at 10:30AM Oct 23, 2020Observed: 2.61 ft at 10:45AM Oct 23, 2020Observed: 2.61 ft at 11:00AM Oct 23, 2020Observed: 2.61 ft at 11:15AM Oct 23, 2020Observed: 2.61 ft at 11:30AM Oct 23, 2020Observed: 2.61 ft at 11:45AM Oct 23, 2020Observed: 2.62 ft at 12:00PM Oct 23, 2020Observed: 2.62 ft at 12:15PM Oct 23, 2020Observed: 2.62 ft at 12:30PM Oct 23, 2020Observed: 2.62 ft at 12:31PM Oct 23, 2020Observed: 2.62 ft at 12:45PM Oct 23, 2020Observed: 2.62 ft at 12:46PM Oct 23, 2020Observed: 2.62 ft at 1:00PM Oct 23, 2020Observed: 2.62 ft at 1:01PM Oct 23, 2020Observed: 2.62 ft at 1:15PM Oct 23, 2020Observed: 2.62 ft at 1:30PM Oct 23, 2020Observed: 2.61 ft at 1:45PM Oct 23, 2020Observed: 2.61 ft at 2:00PM Oct 23, 2020Observed: 2.62 ft at 2:15PM Oct 23, 2020Observed: 2.62 ft at 2:30PM Oct 23, 2020Observed: 2.62 ft at 2:45PM Oct 23, 2020Observed: 2.62 ft at 3:00PM Oct 23, 2020Observed: 2.62 ft at 3:15PM Oct 23, 2020Observed: 2.62 ft at 3:30PM Oct 23, 2020Observed: 2.61 ft at 3:45PM Oct 23, 2020Observed: 2.61 ft at 4:00PM Oct 23, 2020Observed: 2.61 ft at 4:15PM Oct 23, 2020Observed: 2.61 ft at 4:30PM Oct 23, 2020Observed: 2.61 ft at 4:45PM Oct 23, 2020Observed: 2.61 ft at 5:00PM Oct 23, 2020Observed: 2.62 ft at 5:15PM Oct 23, 2020Observed: 2.62 ft at 5:30PM Oct 23, 2020Observed: 2.62 ft at 5:45PM Oct 23, 2020Observed: 2.62 ft at 6:00PM Oct 23, 2020Observed: 2.61 ft at 6:15PM Oct 23, 2020Observed: 2.62 ft at 6:30PM Oct 23, 2020Observed: 2.62 ft at 6:45PM Oct 23, 2020Observed: 2.63 ft at 7:00PM Oct 23, 2020Observed: 2.63 ft at 7:15PM Oct 23, 2020Observed: 2.63 ft at 7:30PM Oct 23, 2020Observed: 2.63 ft at 7:45PM Oct 23, 2020Observed: 2.63 ft at 8:00PM Oct 23, 2020Observed: 2.63 ft at 8:15PM Oct 23, 2020Observed: 2.63 ft at 8:30PM Oct 23, 2020Observed: 2.62 ft at 8:45PM Oct 23, 2020Observed: 2.62 ft at 9:00PM Oct 23, 2020Observed: 2.62 ft at 9:15PM Oct 23, 2020Observed: 2.62 ft at 9:30PM Oct 23, 2020Observed: 2.62 ft at 9:45PM Oct 23, 2020Observed: 2.63 ft at 10:00PM Oct 23, 2020Observed: 2.63 ft at 10:15PM Oct 23, 2020Observed: 2.63 ft at 10:30PM Oct 23, 2020Observed: 2.63 ft at 10:45PM Oct 23, 2020Observed: 2.63 ft at 11:00PM Oct 23, 2020Observed: 2.63 ft at 11:15PM Oct 23, 2020Observed: 2.63 ft at 11:30PM Oct 23, 2020Observed: 2.63 ft at 11:45PM Oct 23, 2020Observed: 2.63 ft at 12:00AM Oct 24, 2020Observed: 2.63 ft at 12:15AM Oct 24, 2020Observed: 2.63 ft at 12:30AM Oct 24, 2020Observed: 2.63 ft at 12:31AM Oct 24, 2020Observed: 2.63 ft at 12:45AM Oct 24, 2020Observed: 2.63 ft at 12:46AM Oct 24, 2020Observed: 2.63 ft at 1:00AM Oct 24, 2020Observed: 2.63 ft at 1:01AM Oct 24, 2020Observed: 2.63 ft at 1:15AM Oct 24, 2020Observed: 2.63 ft at 1:30AM Oct 24, 2020Observed: 2.63 ft at 1:45AM Oct 24, 2020Observed: 2.63 ft at 2:00AM Oct 24, 2020Observed: 2.63 ft at 2:15AM Oct 24, 2020Observed: 2.63 ft at 2:30AM Oct 24, 2020Observed: 2.63 ft at 2:45AM Oct 24, 2020Observed: 2.63 ft at 3:00AM Oct 24, 2020Observed: 2.63 ft at 3:15AM Oct 24, 2020Observed: 2.63 ft at 3:30AM Oct 24, 2020Observed: 2.63 ft at 3:45AM Oct 24, 2020Observed: 2.63 ft at 4:00AM Oct 24, 2020Observed: 2.62 ft at 4:15AM Oct 24, 2020Observed: 2.62 ft at 4:30AM Oct 24, 2020Observed: 2.63 ft at 4:45AM Oct 24, 2020Observed: 2.63 ft at 5:00AM Oct 24, 2020Observed: 2.63 ft at 5:15AM Oct 24, 2020Observed: 2.63 ft at 5:30AM Oct 24, 2020Observed: 2.62 ft at 5:45AM Oct 24, 2020Observed: 2.62 ft at 6:00AM Oct 24, 2020Observed: 2.62 ft at 6:15AM Oct 24, 2020Observed: 2.62 ft at 6:30AM Oct 24, 2020Observed: 2.61 ft at 6:45AM Oct 24, 2020Observed: 2.62 ft at 7:00AM Oct 24, 2020Observed: 2.61 ft at 7:15AM Oct 24, 2020Observed: 2.61 ft at 7:30AM Oct 24, 2020Observed: 2.61 ft at 7:45AM Oct 24, 2020Observed: 2.61 ft at 8:00AM Oct 24, 2020Observed: 2.61 ft at 8:15AM Oct 24, 2020Observed: 2.61 ft at 8:30AM Oct 24, 2020Observed: 2.61 ft at 8:45AM Oct 24, 2020Observed: 2.61 ft at 9:00AM Oct 24, 2020Observed: 2.61 ft at 9:15AM Oct 24, 2020Observed: 2.61 ft at 9:30AM Oct 24, 2020Observed: 2.62 ft at 9:45AM Oct 24, 2020Observed: 2.62 ft at 10:00AM Oct 24, 2020Observed: 2.63 ft at 10:15AM Oct 24, 2020Observed: 2.62 ft at 10:30AM Oct 24, 2020Observed: 2.62 ft at 10:45AM Oct 24, 2020Observed: 2.62 ft at 11:00AM Oct 24, 2020Observed: 2.62 ft at 11:15AM Oct 24, 2020Observed: 2.62 ft at 11:30AM Oct 24, 2020Observed: 2.63 ft at 11:45AM Oct 24, 2020Observed: 2.63 ft at 12:00PM Oct 24, 2020Observed: 2.63 ft at 12:15PM Oct 24, 2020Observed: 2.63 ft at 12:30PM Oct 24, 2020Observed: 2.64 ft at 12:45PM Oct 24, 2020Observed: 2.64 ft at 1:00PM Oct 24, 2020Observed: 2.63 ft at 1:15PM Oct 24, 2020Observed: 2.63 ft at 1:30PM Oct 24, 2020Observed: 2.63 ft at 1:45PM Oct 24, 2020Observed: 2.66 ft at 2:00PM Oct 24, 2020Observed: 2.68 ft at 2:15PM Oct 24, 2020Observed: 2.69 ft at 2:30PM Oct 24, 2020Observed: 2.69 ft at 2:45PM Oct 24, 2020Observed: 2.69 ft at 3:00PM Oct 24, 2020Observed: 2.69 ft at 3:15PM Oct 24, 2020Observed: 2.69 ft at 3:30PM Oct 24, 2020Observed: 2.69 ft at 3:45PM Oct 24, 2020Observed: 2.68 ft at 4:00PM Oct 24, 2020Observed: 2.68 ft at 4:15PM Oct 24, 2020Observed: 2.69 ft at 4:30PM Oct 24, 2020Observed: 2.69 ft at 4:45PM Oct 24, 2020Observed: 2.69 ft at 5:00PM Oct 24, 2020Highest Observation: 2.7 ft at 5:15PM Oct 24, 2020Highest Observation: 2.7 ft at 5:30PM Oct 24, 2020Highest Observation: 2.7 ft at 5:45PM Oct 24, 2020Highest Observation: 2.7 ft at 6:00PM Oct 24, 2020Observed: 2.69 ft at 6:15PM Oct 24, 2020Observed: 2.69 ft at 6:30PM Oct 24, 2020Highest Observation: 2.7 ft at 6:45PM Oct 24, 2020Highest Observation: 2.7 ft at 7:00PM Oct 24, 2020Highest Observation: 2.7 ft at 7:15PM Oct 24, 2020Highest Observation: 2.7 ft at 7:30PM Oct 24, 2020Highest Observation: 2.7 ft at 7:45PM Oct 24, 2020Highest Observation: 2.7 ft at 8:00PM Oct 24, 2020Observed: 2.69 ft at 8:15PM Oct 24, 2020Observed: 2.69 ft at 8:30PM Oct 24, 2020Observed: 2.69 ft at 8:45PM Oct 24, 2020Observed: 2.69 ft at 9:00PM Oct 24, 2020Observed: 2.69 ft at 9:15PM Oct 24, 2020Observed: 2.69 ft at 9:30PM Oct 24, 2020Observed: 2.69 ft at 9:45PM Oct 24, 2020Observed: 2.69 ft at 10:00PM Oct 24, 2020Observed: 2.69 ft at 10:15PM Oct 24, 2020Observed: 2.69 ft at 10:30PM Oct 24, 2020Observed: 2.69 ft at 10:45PM Oct 24, 2020Observed: 2.69 ft at 11:00PM Oct 24, 2020Observed: 2.68 ft at 11:15PM Oct 24, 2020Observed: 2.68 ft at 11:30PM Oct 24, 2020Observed: 2.68 ft at 11:45PM Oct 24, 2020Observed: 2.68 ft at 12:00AM Oct 25, 2020Observed: 2.68 ft at 12:15AM Oct 25, 2020Observed: 2.68 ft at 12:30AM Oct 25, 2020Observed: 2.68 ft at 12:45AM Oct 25, 2020Observed: 2.68 ft at 12:46AM Oct 25, 2020Observed: 2.68 ft at 1:00AM Oct 25, 2020Observed: 2.68 ft at 1:01AM Oct 25, 2020Observed: 2.67 ft at 1:15AM Oct 25, 2020Observed: 2.67 ft at 1:16AM Oct 25, 2020Observed: 2.67 ft at 1:30AM Oct 25, 2020Observed: 2.67 ft at 1:45AM Oct 25, 2020Observed: 2.66 ft at 2:00AM Oct 25, 2020Observed: 2.66 ft at 2:15AM Oct 25, 2020Observed: 2.66 ft at 2:30AM Oct 25, 2020Observed: 2.66 ft at 2:45AM Oct 25, 2020Observed: 2.66 ft at 3:00AM Oct 25, 2020Observed: 2.66 ft at 3:15AM Oct 25, 2020Observed: 2.66 ft at 3:30AM Oct 25, 2020Observed: 2.66 ft at 3:45AM Oct 25, 2020Observed: 2.66 ft at 4:00AM Oct 25, 2020Observed: 2.66 ft at 4:15AM Oct 25, 2020Observed: 2.66 ft at 4:30AM Oct 25, 2020Observed: 2.66 ft at 4:45AM Oct 25, 2020Observed: 2.67 ft at 5:00AM Oct 25, 2020Observed: 2.67 ft at 5:15AM Oct 25, 2020Observed: 2.67 ft at 5:30AM Oct 25, 2020Observed: 2.66 ft at 5:45AM Oct 25, 2020Observed: 2.66 ft at 6:00AM Oct 25, 2020Observed: 2.66 ft at 6:15AM Oct 25, 2020Observed: 2.66 ft at 6:30AM Oct 25, 2020Observed: 2.66 ft at 6:45AM Oct 25, 2020Observed: 2.65 ft at 7:00AM Oct 25, 2020Observed: 2.65 ft at 7:15AM Oct 25, 2020Observed: 2.65 ft at 7:30AM Oct 25, 2020Observed: 2.65 ft at 7:45AM Oct 25, 2020Observed: 2.65 ft at 8:00AM Oct 25, 2020Observed: 2.65 ft at 8:15AM Oct 25, 2020Observed: 2.65 ft at 8:30AM Oct 25, 2020Observed: 2.65 ft at 8:45AM Oct 25, 2020Observed: 2.64 ft at 9:00AM Oct 25, 2020Observed: 2.64 ft at 9:15AM Oct 25, 2020Observed: 2.64 ft at 9:30AM Oct 25, 2020Observed: 2.65 ft at 9:45AM Oct 25, 2020Observed: 2.65 ft at 10:00AM Oct 25, 2020Observed: 2.65 ft at 10:15AM Oct 25, 2020Observed: 2.64 ft at 10:30AM Oct 25, 2020Observed: 2.64 ft at 10:45AM Oct 25, 2020Observed: 2.64 ft at 11:00AM Oct 25, 2020Observed: 2.64 ft at 11:15AM Oct 25, 2020Observed: 2.64 ft at 11:30AM Oct 25, 2020Observed: 2.64 ft at 11:45AM Oct 25, 2020Observed: 2.64 ft at 12:00PM Oct 25, 2020Observed: 2.64 ft at 12:15PM Oct 25, 2020Observed: 2.65 ft at 12:30PM Oct 25, 2020Observed: 2.65 ft at 12:45PM Oct 25, 2020Observed: 2.65 ft at 12:46PM Oct 25, 2020Observed: 2.65 ft at 1:00PM Oct 25, 2020Observed: 2.65 ft at 1:01PM Oct 25, 2020Observed: 2.65 ft at 1:15PM Oct 25, 2020Observed: 2.65 ft at 1:16PM Oct 25, 2020Observed: 2.64 ft at 1:30PM Oct 25, 2020Observed: 2.64 ft at 1:45PM Oct 25, 2020Observed: 2.64 ft at 2:00PM Oct 25, 2020Observed: 2.64 ft at 2:15PM Oct 25, 2020Observed: 2.64 ft at 2:30PM Oct 25, 2020Observed: 2.64 ft at 2:45PM Oct 25, 2020Observed: 2.64 ft at 3:00PM Oct 25, 2020Observed: 2.64 ft at 3:15PM Oct 25, 2020Observed: 2.64 ft at 3:30PM Oct 25, 2020Observed: 2.64 ft at 3:45PM Oct 25, 2020Observed: 2.63 ft at 4:00PM Oct 25, 2020Observed: 2.63 ft at 4:15PM Oct 25, 2020Observed: 2.63 ft at 4:30PM Oct 25, 2020Observed: 2.63 ft at 4:45PM Oct 25, 2020Observed: 2.63 ft at 5:00PM Oct 25, 2020Observed: 2.63 ft at 5:15PM Oct 25, 2020Observed: 2.63 ft at 5:30PM Oct 25, 2020Observed: 2.63 ft at 5:45PM Oct 25, 2020Observed: 2.63 ft at 6:00PM Oct 25, 2020Observed: 2.62 ft at 6:15PM Oct 25, 2020Observed: 2.61 ft at 6:30PM Oct 25, 2020Observed: 2.6 ft at 6:45PM Oct 25, 2020Observed: 2.6 ft at 7:00PM Oct 25, 2020Observed: 2.61 ft at 7:15PM Oct 25, 2020Observed: 2.61 ft at 7:30PM Oct 25, 2020Observed: 2.6 ft at 7:45PM Oct 25, 2020Observed: 2.6 ft at 8:00PM Oct 25, 2020Observed: 2.6 ft at 8:15PM Oct 25, 2020Observed: 2.59 ft at 8:30PM Oct 25, 2020Observed: 2.58 ft at 8:45PM Oct 25, 2020Observed: 2.58 ft at 9:00PM Oct 25, 2020Observed: 2.58 ft at 9:15PM Oct 25, 2020Observed: 2.58 ft at 9:30PM Oct 25, 2020Observed: 2.58 ft at 9:45PM Oct 25, 2020Observed: 2.6 ft at 10:00PM Oct 25, 2020Observed: 2.6 ft at 10:15PM Oct 25, 2020Observed: 2.6 ft at 10:30PM Oct 25, 2020Observed: 2.6 ft at 10:45PM Oct 25, 2020Observed: 2.59 ft at 11:00PM Oct 25, 2020Observed: 2.58 ft at 11:15PM Oct 25, 2020Observed: 2.58 ft at 11:30PM Oct 25, 2020Observed: 2.58 ft at 11:45PM Oct 25, 2020Observed: 2.59 ft at 12:00AM Oct 26, 2020Observed: 2.6 ft at 12:15AM Oct 26, 2020Observed: 2.59 ft at 12:30AM Oct 26, 2020Observed: 2.6 ft at 12:45AM Oct 26, 2020Observed: 2.6 ft at 1:00AM Oct 26, 2020Observed: 2.59 ft at 1:15AM Oct 26, 2020Observed: 2.59 ft at 1:30AM Oct 26, 2020Observed: 2.59 ft at 1:45AM Oct 26, 2020Observed: 2.59 ft at 2:00AM Oct 26, 2020Observed: 2.59 ft at 2:15AM Oct 26, 2020Observed: 2.59 ft at 2:30AM Oct 26, 2020Observed: 2.58 ft at 2:45AM Oct 26, 2020Observed: 2.59 ft at 3:00AM Oct 26, 2020Observed: 2.6 ft at 3:15AM Oct 26, 2020Observed: 2.6 ft at 3:30AM Oct 26, 2020Observed: 2.59 ft at 3:45AM Oct 26, 2020Observed: 2.59 ft at 4:00AM Oct 26, 2020Observed: 2.59 ft at 4:15AM Oct 26, 2020Observed: 2.59 ft at 4:30AM Oct 26, 2020Observed: 2.6 ft at 4:45AM Oct 26, 2020Observed: 2.6 ft at 5:00AM Oct 26, 2020Observed: 2.6 ft at 5:15AM Oct 26, 2020Observed: 2.6 ft at 5:30AM Oct 26, 2020Observed: 2.6 ft at 5:45AM Oct 26, 2020Observed: 2.6 ft at 6:00AM Oct 26, 2020Observed: 2.6 ft at 6:15AM Oct 26, 2020Observed: 2.6 ft at 6:30AM Oct 26, 2020Observed: 2.6 ft at 6:45AM Oct 26, 2020Observed: 2.6 ft at 7:00AM Oct 26, 2020Observed: 2.61 ft at 7:15AM Oct 26, 2020Observed: 2.61 ft at 7:30AM Oct 26, 2020Observed: 2.62 ft at 7:45AM Oct 26, 2020Observed: 2.62 ft at 8:00AM Oct 26, 2020Observed: 2.62 ft at 8:15AM Oct 26, 2020Observed: 2.62 ft at 8:30AM Oct 26, 2020Observed: 2.62 ft at 8:45AM Oct 26, 2020Observed: 2.62 ft at 9:00AM Oct 26, 2020Observed: 2.62 ft at 9:15AM Oct 26, 2020Observed: 2.62 ft at 9:30AM Oct 26, 2020Observed: 2.63 ft at 9:45AM Oct 26, 2020Observed: 2.63 ft at 10:00AM Oct 26, 2020Observed: 2.63 ft at 10:15AM Oct 26, 2020Observed: 2.63 ft at 10:30AM Oct 26, 2020Observed: 2.63 ft at 10:45AM Oct 26, 2020Observed: 2.63 ft at 11:00AM Oct 26, 2020Observed: 2.63 ft at 11:15AM Oct 26, 2020Observed: 2.63 ft at 11:30AM Oct 26, 2020Observed: 2.63 ft at 11:45AM Oct 26, 2020Observed: 2.63 ft at 12:00PM Oct 26, 2020Observed: 2.63 ft at 12:15PM Oct 26, 2020Observed: 2.64 ft at 12:30PM Oct 26, 2020Observed: 2.64 ft at 12:45PM Oct 26, 2020Observed: 2.64 ft at 1:00PM Oct 26, 2020Observed: 2.64 ft at 1:15PM Oct 26, 2020Observed: 2.64 ft at 1:30PM Oct 26, 2020Observed: 2.63 ft at 1:45PM Oct 26, 2020Observed: 2.63 ft at 2:00PM Oct 26, 2020Observed: 2.63 ft at 2:15PM Oct 26, 2020Observed: 2.63 ft at 2:30PM Oct 26, 2020Observed: 2.63 ft at 2:45PM Oct 26, 2020Observed: 2.63 ft at 3:00PM Oct 26, 2020Observed: 2.63 ft at 3:15PM Oct 26, 2020Observed: 2.63 ft at 3:30PM Oct 26, 2020Observed: 2.63 ft at 3:45PM Oct 26, 2020Observed: 2.62 ft at 4:00PM Oct 26, 2020Observed: 2.62 ft at 4:15PM Oct 26, 2020Observed: 2.62 ft at 4:30PM Oct 26, 2020Observed: 2.62 ft at 4:45PM Oct 26, 2020Observed: 2.62 ft at 5:00PM Oct 26, 2020Observed: 2.63 ft at 5:15PM Oct 26, 2020Observed: 2.63 ft at 5:30PM Oct 26, 2020Observed: 2.62 ft at 5:45PM Oct 26, 2020Observed: 2.62 ft at 6:00PM Oct 26, 2020Observed: 2.62 ft at 6:15PM Oct 26, 2020Observed: 2.61 ft at 6:30PM Oct 26, 2020Observed: 2.6 ft at 6:45PM Oct 26, 2020Observed: 2.6 ft at 7:00PM Oct 26, 2020Observed: 2.61 ft at 7:15PM Oct 26, 2020Colorado Division of Water ResourcesLNSC2(plotting HGIRG) Graph Created (7:45PM Oct 26, 2020)ObservedLatest observed value: 2.61 ft at 7:15 PM MDT 26-Oct-2020. Flood Stage is 8 ft
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Tabular Data (UTC)
Tabular Data (MDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Forecasts for the Saint Vrain Creek at Lyons are issued as needed during times of high water, but are not routinely available.
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Downstream Gauge Downstream Gauge - at Hygiene
Flood Categories (in feet)
Major Flood Stage: 10.5
Moderate Flood Stage: 9.5
Flood Stage: 8
Action Stage: 7.5
Low Stage (in feet): -9999

Historic Crests
(1) 13.00 ft on 09/12/2013
(2) 7.53 ft on 06/01/2014
(3) 7.06 ft on 06/12/2015
(4) 6.19 ft on 06/13/2016

(P): Preliminary values subject to further review.

Recent Crests
(1) 6.19 ft on 06/13/2016
(2) 7.06 ft on 06/12/2015
(3) 7.53 ft on 06/01/2014
(4) 13.00 ft on 09/12/2013

(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:13
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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
12 This is an extreme, life threatening flood. Roads crossing the creek downstream through Longmont and all highways into Lyons will likely be flooded and impassable.
11 This is a major, life threatening flood. There is extensive flooding from Lyons downstream through Longmont impacting numerous roads and structures.
10.5 Houses and businesses along the creek from Lyons downstream through Longmont flood as do roads along and crossing Saint Vrain Creek.
10 A number of roads along and crossing Saint Vrain Creek in Lyons are impacted by flooding. Water overtops driveways and parking lots near Main Street in Longmont.
9.5 Flooding affects a significant area in Lyons with a number of houses along the creek impacted. Saint Vrain Creek floods low lying areas downstream in Longmont.
9 Several houses east of 2nd Avenue in Lyons flood.
8.5 Structures flood in low lying areas next to Saint Vrain Creek in Lyons. Lowland and meadow flooding occur along the creek downstream through western Longmont.
8 The creek rises to the base of structures and yards flood east of the 2nd Avenue bridge in Lyons.
7.5 There is lowland and meadow flooding in and downstream of Lyons.
Photos
(1) Looking Upstream
(2) Looking Downstream
About This Location Collapse

Latitude: 40.217900° N, Longitude: 105.260300° W, Horizontal Datum: NAD27

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 8 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 5315 5323.5 Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  
Additional Information Collapse
Observations provided by the Colorado Division of Water Resources
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
Denver/Boulder Weather Forecast Office
325 Broadway
Boulder, CO 80305-3328
(303) 494-4221
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Page last modified: 1-Mar-2019 12:33 AM
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