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Hydrograph River at a Glance Download
Saint Vrain Creek at Lyons Stage (ft)Observed: 2.39 ft at 9:15AM Jan 23, 2021Observed: 2.4 ft at 9:30AM Jan 23, 2021Observed: 2.4 ft at 9:45AM Jan 23, 2021Observed: 2.42 ft at 10:00AM Jan 23, 2021Observed: 2.43 ft at 10:15AM Jan 23, 2021Observed: 2.45 ft at 10:30AM Jan 23, 2021Observed: 2.47 ft at 10:45AM Jan 23, 2021Observed: 2.5 ft at 11:00AM Jan 23, 2021Observed: 2.51 ft at 11:15AM Jan 23, 2021Observed: 2.54 ft at 11:30AM Jan 23, 2021Observed: 2.58 ft at 11:45AM Jan 23, 2021Observed: 2.63 ft at 12:00PM Jan 23, 2021Observed: 2.7 ft at 12:15PM Jan 23, 2021Observed: 2.72 ft at 12:30PM Jan 23, 2021Observed: 2.73 ft at 12:45PM Jan 23, 2021Observed: 2.72 ft at 1:00PM Jan 23, 2021Observed: 2.72 ft at 1:15PM Jan 23, 2021Observed: 2.71 ft at 1:30PM Jan 23, 2021Observed: 2.7 ft at 1:45PM Jan 23, 2021Observed: 2.69 ft at 2:00PM Jan 23, 2021Observed: 2.68 ft at 2:15PM Jan 23, 2021Observed: 2.66 ft at 2:30PM Jan 23, 2021Observed: 2.65 ft at 2:45PM Jan 23, 2021Observed: 2.64 ft at 3:00PM Jan 23, 2021Observed: 2.63 ft at 3:15PM Jan 23, 2021Observed: 2.62 ft at 3:30PM Jan 23, 2021Observed: 2.62 ft at 3:45PM Jan 23, 2021Observed: 2.61 ft at 4:00PM Jan 23, 2021Observed: 2.61 ft at 4:02PM Jan 23, 2021Observed: 2.61 ft at 4:15PM Jan 23, 2021Observed: 2.61 ft at 4:17PM Jan 23, 2021Observed: 2.61 ft at 4:30PM Jan 23, 2021Observed: 2.61 ft at 4:32PM Jan 23, 2021Observed: 2.6 ft at 4:45PM Jan 23, 2021Observed: 2.6 ft at 5:00PM Jan 23, 2021Observed: 2.58 ft at 5:15PM Jan 23, 2021Observed: 2.57 ft at 5:30PM Jan 23, 2021Observed: 2.56 ft at 5:45PM Jan 23, 2021Observed: 2.56 ft at 6:00PM Jan 23, 2021Observed: 2.56 ft at 6:15PM Jan 23, 2021Observed: 2.56 ft at 6:30PM Jan 23, 2021Observed: 2.56 ft at 6:45PM Jan 23, 2021Observed: 2.56 ft at 7:00PM Jan 23, 2021Observed: 2.55 ft at 7:15PM Jan 23, 2021Observed: 2.55 ft at 7:30PM Jan 23, 2021Observed: 2.54 ft at 7:45PM Jan 23, 2021Observed: 2.54 ft at 8:00PM Jan 23, 2021Observed: 2.54 ft at 8:15PM Jan 23, 2021Observed: 2.54 ft at 8:30PM Jan 23, 2021Observed: 2.54 ft at 8:45PM Jan 23, 2021Observed: 2.54 ft at 9:00PM Jan 23, 2021Observed: 2.54 ft at 9:15PM Jan 23, 2021Observed: 2.55 ft at 9:30PM Jan 23, 2021Observed: 2.55 ft at 9:45PM Jan 23, 2021Observed: 2.54 ft at 10:00PM Jan 23, 2021Observed: 2.53 ft at 10:15PM Jan 23, 2021Observed: 2.52 ft at 10:30PM Jan 23, 2021Observed: 2.52 ft at 10:45PM Jan 23, 2021Observed: 2.52 ft at 11:00PM Jan 23, 2021Observed: 2.52 ft at 11:15PM Jan 23, 2021Observed: 2.53 ft at 11:30PM Jan 23, 2021Observed: 2.53 ft at 11:45PM Jan 23, 2021Observed: 2.52 ft at 12:00AM Jan 24, 2021Observed: 2.51 ft at 12:15AM Jan 24, 2021Observed: 2.51 ft at 12:30AM Jan 24, 2021Observed: 2.51 ft at 12:45AM Jan 24, 2021Observed: 2.51 ft at 1:00AM Jan 24, 2021Observed: 2.51 ft at 1:15AM Jan 24, 2021Observed: 2.51 ft at 1:30AM Jan 24, 2021Observed: 2.51 ft at 1:45AM Jan 24, 2021Observed: 2.51 ft at 2:00AM Jan 24, 2021Observed: 2.51 ft at 2:15AM Jan 24, 2021Observed: 2.52 ft at 2:30AM Jan 24, 2021Observed: 2.51 ft at 2:45AM Jan 24, 2021Observed: 2.51 ft at 3:00AM Jan 24, 2021Observed: 2.5 ft at 3:15AM Jan 24, 2021Observed: 2.5 ft at 3:30AM Jan 24, 2021Observed: 2.5 ft at 3:45AM Jan 24, 2021Observed: 2.5 ft at 4:00AM Jan 24, 2021Observed: 2.5 ft at 4:02AM Jan 24, 2021Observed: 2.5 ft at 4:15AM Jan 24, 2021Observed: 2.5 ft at 4:17AM Jan 24, 2021Observed: 2.51 ft at 4:30AM Jan 24, 2021Observed: 2.51 ft at 4:32AM Jan 24, 2021Observed: 2.5 ft at 4:45AM Jan 24, 2021Observed: 2.5 ft at 5:00AM Jan 24, 2021Observed: 2.5 ft at 5:15AM Jan 24, 2021Observed: 2.5 ft at 5:30AM Jan 24, 2021Observed: 2.5 ft at 5:45AM Jan 24, 2021Observed: 2.5 ft at 6:00AM Jan 24, 2021Observed: 2.49 ft at 6:15AM Jan 24, 2021Observed: 2.49 ft at 6:30AM Jan 24, 2021Observed: 2.49 ft at 6:45AM Jan 24, 2021Observed: 2.49 ft at 7:00AM Jan 24, 2021Observed: 2.5 ft at 7:15AM Jan 24, 2021Observed: 2.49 ft at 7:30AM Jan 24, 2021Observed: 2.49 ft at 7:45AM Jan 24, 2021Observed: 2.49 ft at 8:00AM Jan 24, 2021Observed: 2.49 ft at 8:15AM Jan 24, 2021Observed: 2.49 ft at 8:30AM Jan 24, 2021Observed: 2.49 ft at 8:45AM Jan 24, 2021Observed: 2.49 ft at 9:00AM Jan 24, 2021Observed: 2.5 ft at 9:15AM Jan 24, 2021Observed: 2.49 ft at 9:30AM Jan 24, 2021Observed: 2.49 ft at 9:45AM Jan 24, 2021Observed: 2.49 ft at 10:00AM Jan 24, 2021Observed: 2.5 ft at 10:15AM Jan 24, 2021Observed: 2.5 ft at 10:30AM Jan 24, 2021Observed: 2.51 ft at 10:45AM Jan 24, 2021Observed: 2.51 ft at 11:00AM Jan 24, 2021Observed: 2.52 ft at 11:15AM Jan 24, 2021Observed: 2.52 ft at 11:30AM Jan 24, 2021Observed: 2.54 ft at 11:45AM Jan 24, 2021Observed: 2.55 ft at 12:00PM Jan 24, 2021Observed: 2.55 ft at 12:15PM Jan 24, 2021Observed: 2.55 ft at 12:30PM Jan 24, 2021Observed: 2.55 ft at 12:45PM Jan 24, 2021Observed: 2.56 ft at 1:00PM Jan 24, 2021Observed: 2.56 ft at 1:15PM Jan 24, 2021Observed: 2.57 ft at 1:30PM Jan 24, 2021Observed: 2.58 ft at 1:45PM Jan 24, 2021Observed: 2.59 ft at 2:00PM Jan 24, 2021Observed: 2.6 ft at 2:15PM Jan 24, 2021Observed: 2.59 ft at 2:30PM Jan 24, 2021Observed: 2.58 ft at 2:45PM Jan 24, 2021Observed: 2.58 ft at 3:00PM Jan 24, 2021Observed: 2.57 ft at 3:15PM Jan 24, 2021Observed: 2.56 ft at 3:30PM Jan 24, 2021Observed: 2.55 ft at 3:45PM Jan 24, 2021Observed: 2.55 ft at 4:00PM Jan 24, 2021Observed: 2.55 ft at 4:01PM Jan 24, 2021Observed: 2.55 ft at 4:15PM Jan 24, 2021Observed: 2.55 ft at 4:16PM Jan 24, 2021Observed: 2.55 ft at 4:30PM Jan 24, 2021Observed: 2.55 ft at 4:31PM Jan 24, 2021Observed: 2.55 ft at 4:45PM Jan 24, 2021Observed: 2.55 ft at 5:00PM Jan 24, 2021Observed: 2.55 ft at 5:15PM Jan 24, 2021Observed: 2.54 ft at 5:30PM Jan 24, 2021Observed: 2.53 ft at 5:45PM Jan 24, 2021Observed: 2.53 ft at 6:00PM Jan 24, 2021Observed: 2.53 ft at 6:15PM Jan 24, 2021Observed: 2.54 ft at 6:30PM Jan 24, 2021Observed: 2.54 ft at 6:45PM Jan 24, 2021Observed: 2.54 ft at 7:00PM Jan 24, 2021Observed: 2.54 ft at 7:15PM Jan 24, 2021Observed: 2.52 ft at 7:30PM Jan 24, 2021Observed: 2.5 ft at 7:45PM Jan 24, 2021Observed: 2.49 ft at 8:00PM Jan 24, 2021Observed: 2.48 ft at 8:15PM Jan 24, 2021Observed: 2.47 ft at 8:30PM Jan 24, 2021Observed: 2.46 ft at 8:45PM Jan 24, 2021Observed: 2.46 ft at 9:00PM Jan 24, 2021Observed: 2.45 ft at 9:15PM Jan 24, 2021Observed: 2.45 ft at 9:30PM Jan 24, 2021Observed: 2.45 ft at 9:45PM Jan 24, 2021Observed: 2.45 ft at 10:00PM Jan 24, 2021Observed: 2.44 ft at 10:15PM Jan 24, 2021Observed: 2.43 ft at 10:30PM Jan 24, 2021Observed: 2.41 ft at 10:45PM Jan 24, 2021Observed: 2.4 ft at 11:00PM Jan 24, 2021Observed: 2.39 ft at 11:15PM Jan 24, 2021Observed: 2.4 ft at 11:30PM Jan 24, 2021Observed: 2.4 ft at 11:45PM Jan 24, 2021Observed: 2.41 ft at 12:00AM Jan 25, 2021Observed: 2.41 ft at 12:15AM Jan 25, 2021Observed: 2.41 ft at 12:30AM Jan 25, 2021Observed: 2.4 ft at 12:45AM Jan 25, 2021Observed: 2.4 ft at 1:00AM Jan 25, 2021Observed: 2.39 ft at 1:15AM Jan 25, 2021Observed: 2.39 ft at 1:30AM Jan 25, 2021Observed: 2.39 ft at 1:45AM Jan 25, 2021Observed: 2.39 ft at 2:00AM Jan 25, 2021Observed: 2.39 ft at 2:15AM Jan 25, 2021Observed: 2.39 ft at 2:30AM Jan 25, 2021Observed: 2.39 ft at 2:45AM Jan 25, 2021Observed: 2.39 ft at 3:00AM Jan 25, 2021Observed: 2.39 ft at 3:15AM Jan 25, 2021Observed: 2.39 ft at 3:30AM Jan 25, 2021Observed: 2.39 ft at 3:45AM Jan 25, 2021Observed: 2.39 ft at 4:00AM Jan 25, 2021Observed: 2.39 ft at 4:01AM Jan 25, 2021Observed: 2.39 ft at 4:15AM Jan 25, 2021Observed: 2.39 ft at 4:16AM Jan 25, 2021Observed: 2.4 ft at 4:30AM Jan 25, 2021Observed: 2.4 ft at 4:31AM Jan 25, 2021Observed: 2.4 ft at 4:45AM Jan 25, 2021Observed: 2.4 ft at 5:00AM Jan 25, 2021Observed: 2.39 ft at 5:15AM Jan 25, 2021Observed: 2.39 ft at 5:30AM Jan 25, 2021Observed: 2.39 ft at 5:45AM Jan 25, 2021Observed: 2.39 ft at 6:00AM Jan 25, 2021Observed: 2.39 ft at 6:15AM Jan 25, 2021Observed: 2.39 ft at 6:30AM Jan 25, 2021Observed: 2.39 ft at 6:45AM Jan 25, 2021Observed: 2.39 ft at 7:00AM Jan 25, 2021Observed: 2.39 ft at 7:15AM Jan 25, 2021Observed: 2.4 ft at 7:30AM Jan 25, 2021Observed: 2.4 ft at 7:45AM Jan 25, 2021Observed: 2.4 ft at 8:00AM Jan 25, 2021Observed: 2.39 ft at 8:15AM Jan 25, 2021Observed: 2.39 ft at 8:30AM Jan 25, 2021Observed: 2.4 ft at 8:45AM Jan 25, 2021Observed: 2.4 ft at 9:00AM Jan 25, 2021Observed: 2.41 ft at 9:15AM Jan 25, 2021Observed: 2.43 ft at 9:30AM Jan 25, 2021Observed: 2.43 ft at 9:45AM Jan 25, 2021Observed: 2.44 ft at 10:00AM Jan 25, 2021Observed: 2.45 ft at 10:15AM Jan 25, 2021Observed: 2.46 ft at 10:30AM Jan 25, 2021Observed: 2.48 ft at 10:45AM Jan 25, 2021Observed: 2.51 ft at 11:00AM Jan 25, 2021Observed: 2.52 ft at 11:15AM Jan 25, 2021Observed: 2.54 ft at 11:30AM Jan 25, 2021Observed: 2.56 ft at 11:45AM Jan 25, 2021Observed: 2.6 ft at 12:00PM Jan 25, 2021Observed: 2.64 ft at 12:15PM Jan 25, 2021Observed: 2.66 ft at 12:30PM Jan 25, 2021Observed: 2.67 ft at 12:45PM Jan 25, 2021Observed: 2.73 ft at 1:00PM Jan 25, 2021Observed: 2.76 ft at 1:15PM Jan 25, 2021Highest Observation: 2.77 ft at 1:30PM Jan 25, 2021Observed: 2.76 ft at 1:45PM Jan 25, 2021Observed: 2.75 ft at 2:00PM Jan 25, 2021Observed: 2.73 ft at 2:15PM Jan 25, 2021Observed: 2.71 ft at 2:30PM Jan 25, 2021Observed: 2.69 ft at 2:45PM Jan 25, 2021Observed: 2.67 ft at 3:00PM Jan 25, 2021Observed: 2.66 ft at 3:15PM Jan 25, 2021Observed: 2.65 ft at 3:30PM Jan 25, 2021Observed: 2.65 ft at 3:45PM Jan 25, 2021Observed: 2.64 ft at 4:00PM Jan 25, 2021Observed: 2.64 ft at 4:15PM Jan 25, 2021Observed: 2.64 ft at 4:16PM Jan 25, 2021Observed: 2.64 ft at 4:30PM Jan 25, 2021Observed: 2.64 ft at 4:31PM Jan 25, 2021Observed: 2.64 ft at 4:45PM Jan 25, 2021Observed: 2.64 ft at 4:46PM Jan 25, 2021Observed: 2.65 ft at 5:00PM Jan 25, 2021Observed: 2.66 ft at 5:15PM Jan 25, 2021Observed: 2.66 ft at 5:30PM Jan 25, 2021Observed: 2.67 ft at 5:45PM Jan 25, 2021Observed: 2.68 ft at 6:00PM Jan 25, 2021Observed: 2.69 ft at 6:15PM Jan 25, 2021Observed: 2.7 ft at 6:30PM Jan 25, 2021Observed: 2.71 ft at 6:45PM Jan 25, 2021Observed: 2.71 ft at 7:00PM Jan 25, 2021Observed: 2.71 ft at 7:15PM Jan 25, 2021Observed: 2.71 ft at 7:30PM Jan 25, 2021Observed: 2.71 ft at 7:45PM Jan 25, 2021Observed: 2.71 ft at 8:00PM Jan 25, 2021Observed: 2.71 ft at 8:15PM Jan 25, 2021Observed: 2.71 ft at 8:30PM Jan 25, 2021Observed: 2.71 ft at 8:45PM Jan 25, 2021Observed: 2.7 ft at 9:00PM Jan 25, 2021Observed: 2.71 ft at 9:15PM Jan 25, 2021Observed: 2.7 ft at 9:30PM Jan 25, 2021Observed: 2.7 ft at 9:45PM Jan 25, 2021Observed: 2.69 ft at 10:00PM Jan 25, 2021Observed: 2.69 ft at 10:15PM Jan 25, 2021Observed: 2.69 ft at 10:30PM Jan 25, 2021Observed: 2.68 ft at 10:45PM Jan 25, 2021Observed: 2.69 ft at 11:00PM Jan 25, 2021Observed: 2.69 ft at 11:15PM Jan 25, 2021Observed: 2.69 ft at 11:30PM Jan 25, 2021Observed: 2.69 ft at 11:45PM Jan 25, 2021Observed: 2.69 ft at 12:00AM Jan 26, 2021Observed: 2.68 ft at 12:15AM Jan 26, 2021Observed: 2.68 ft at 12:30AM Jan 26, 2021Observed: 2.68 ft at 12:45AM Jan 26, 2021Observed: 2.68 ft at 1:00AM Jan 26, 2021Observed: 2.68 ft at 1:15AM Jan 26, 2021Observed: 2.68 ft at 1:30AM Jan 26, 2021Observed: 2.68 ft at 1:45AM Jan 26, 2021Observed: 2.68 ft at 2:00AM Jan 26, 2021Observed: 2.69 ft at 2:15AM Jan 26, 2021Observed: 2.68 ft at 2:30AM Jan 26, 2021Observed: 2.68 ft at 2:45AM Jan 26, 2021Observed: 2.68 ft at 3:00AM Jan 26, 2021Observed: 2.68 ft at 3:15AM Jan 26, 2021Observed: 2.67 ft at 3:30AM Jan 26, 2021Observed: 2.68 ft at 3:45AM Jan 26, 2021Observed: 2.68 ft at 4:00AM Jan 26, 2021Observed: 2.68 ft at 4:15AM Jan 26, 2021Observed: 2.68 ft at 4:17AM Jan 26, 2021Observed: 2.68 ft at 4:30AM Jan 26, 2021Observed: 2.68 ft at 4:32AM Jan 26, 2021Observed: 2.67 ft at 4:45AM Jan 26, 2021Observed: 2.67 ft at 4:47AM Jan 26, 2021Observed: 2.67 ft at 5:00AM Jan 26, 2021Observed: 2.67 ft at 5:15AM Jan 26, 2021Observed: 2.67 ft at 5:30AM Jan 26, 2021Observed: 2.67 ft at 5:45AM Jan 26, 2021Observed: 2.67 ft at 6:00AM Jan 26, 2021Observed: 2.67 ft at 6:15AM Jan 26, 2021Observed: 2.67 ft at 6:30AM Jan 26, 2021Observed: 2.67 ft at 6:45AM Jan 26, 2021Observed: 2.68 ft at 7:00AM Jan 26, 2021Observed: 2.68 ft at 7:15AM Jan 26, 2021Observed: 2.67 ft at 7:30AM Jan 26, 2021Observed: 2.67 ft at 7:45AM Jan 26, 2021Observed: 2.67 ft at 8:00AM Jan 26, 2021Observed: 2.67 ft at 8:15AM Jan 26, 2021Observed: 2.67 ft at 8:30AM Jan 26, 2021Observed: 2.67 ft at 8:45AM Jan 26, 2021Observed: 2.68 ft at 9:00AM Jan 26, 2021Observed: 2.68 ft at 9:15AM Jan 26, 2021Observed: 2.67 ft at 9:30AM Jan 26, 2021Observed: 2.66 ft at 9:45AM Jan 26, 2021Observed: 2.66 ft at 10:00AM Jan 26, 2021Observed: 2.67 ft at 10:15AM Jan 26, 2021Observed: 2.67 ft at 10:30AM Jan 26, 2021Observed: 2.67 ft at 10:45AM Jan 26, 2021Observed: 2.67 ft at 11:00AM Jan 26, 2021Observed: 2.67 ft at 11:15AM Jan 26, 2021Observed: 2.68 ft at 11:30AM Jan 26, 2021Observed: 2.68 ft at 11:45AM Jan 26, 2021Observed: 2.68 ft at 12:00PM Jan 26, 2021Observed: 2.68 ft at 12:15PM Jan 26, 2021Observed: 2.67 ft at 12:30PM Jan 26, 2021Observed: 2.66 ft at 12:45PM Jan 26, 2021Observed: 2.66 ft at 1:00PM Jan 26, 2021Observed: 2.66 ft at 1:15PM Jan 26, 2021Observed: 2.66 ft at 1:30PM Jan 26, 2021Observed: 2.67 ft at 1:45PM Jan 26, 2021Observed: 2.66 ft at 2:00PM Jan 26, 2021Observed: 2.66 ft at 2:15PM Jan 26, 2021Observed: 2.65 ft at 2:30PM Jan 26, 2021Observed: 2.64 ft at 2:45PM Jan 26, 2021Observed: 2.64 ft at 3:00PM Jan 26, 2021Observed: 2.64 ft at 3:15PM Jan 26, 2021Observed: 2.64 ft at 3:30PM Jan 26, 2021Observed: 2.64 ft at 3:45PM Jan 26, 2021Observed: 2.63 ft at 4:00PM Jan 26, 2021Observed: 2.63 ft at 4:15PM Jan 26, 2021Observed: 2.63 ft at 4:16PM Jan 26, 2021Observed: 2.64 ft at 4:30PM Jan 26, 2021Observed: 2.64 ft at 4:31PM Jan 26, 2021Observed: 2.64 ft at 4:45PM Jan 26, 2021Observed: 2.64 ft at 4:46PM Jan 26, 2021Observed: 2.64 ft at 5:00PM Jan 26, 2021Observed: 2.63 ft at 5:15PM Jan 26, 2021Observed: 2.63 ft at 5:30PM Jan 26, 2021Observed: 2.63 ft at 5:45PM Jan 26, 2021Observed: 2.62 ft at 6:00PM Jan 26, 2021Observed: 2.62 ft at 6:15PM Jan 26, 2021Observed: 2.63 ft at 6:30PM Jan 26, 2021Observed: 2.63 ft at 6:45PM Jan 26, 2021Observed: 2.62 ft at 7:00PM Jan 26, 2021Observed: 2.61 ft at 7:15PM Jan 26, 2021Observed: 2.6 ft at 7:30PM Jan 26, 2021Observed: 2.6 ft at 7:45PM Jan 26, 2021Observed: 2.59 ft at 8:00PM Jan 26, 2021Observed: 2.59 ft at 8:15PM Jan 26, 2021Observed: 2.59 ft at 8:30PM Jan 26, 2021Observed: 2.58 ft at 8:45PM Jan 26, 2021Observed: 2.58 ft at 9:00PM Jan 26, 2021Observed: 2.6 ft at 9:15PM Jan 26, 2021Observed: 2.61 ft at 9:30PM Jan 26, 2021Observed: 2.63 ft at 9:45PM Jan 26, 2021Observed: 2.63 ft at 10:00PM Jan 26, 2021Observed: 2.6 ft at 10:15PM Jan 26, 2021Observed: 2.6 ft at 10:30PM Jan 26, 2021Observed: 2.6 ft at 10:45PM Jan 26, 2021Observed: 2.6 ft at 11:00PM Jan 26, 2021Observed: 2.6 ft at 11:15PM Jan 26, 2021Observed: 2.61 ft at 11:30PM Jan 26, 2021Observed: 2.63 ft at 11:45PM Jan 26, 2021Observed: 2.61 ft at 12:00AM Jan 27, 2021Observed: 2.6 ft at 12:15AM Jan 27, 2021Observed: 2.6 ft at 12:30AM Jan 27, 2021Observed: 2.6 ft at 12:45AM Jan 27, 2021Observed: 2.59 ft at 1:00AM Jan 27, 2021Observed: 2.58 ft at 1:15AM Jan 27, 2021Observed: 2.58 ft at 1:30AM Jan 27, 2021Observed: 2.58 ft at 1:45AM Jan 27, 2021Observed: 2.58 ft at 2:00AM Jan 27, 2021Observed: 2.6 ft at 2:15AM Jan 27, 2021Observed: 2.61 ft at 2:30AM Jan 27, 2021Observed: 2.62 ft at 2:45AM Jan 27, 2021Observed: 2.62 ft at 3:00AM Jan 27, 2021Observed: 2.59 ft at 3:15AM Jan 27, 2021Observed: 2.58 ft at 3:30AM Jan 27, 2021Observed: 2.57 ft at 3:45AM Jan 27, 2021Observed: 2.57 ft at 4:00AM Jan 27, 2021Observed: 2.58 ft at 4:15AM Jan 27, 2021Observed: 2.58 ft at 4:17AM Jan 27, 2021Observed: 2.59 ft at 4:30AM Jan 27, 2021Observed: 2.59 ft at 4:32AM Jan 27, 2021Observed: 2.58 ft at 4:45AM Jan 27, 2021Observed: 2.58 ft at 4:47AM Jan 27, 2021Observed: 2.58 ft at 5:00AM Jan 27, 2021Observed: 2.57 ft at 5:15AM Jan 27, 2021Observed: 2.56 ft at 5:30AM Jan 27, 2021Observed: 2.55 ft at 5:45AM Jan 27, 2021Observed: 2.54 ft at 6:00AM Jan 27, 2021Observed: 2.53 ft at 6:15AM Jan 27, 2021Observed: 2.53 ft at 6:30AM Jan 27, 2021Observed: 2.53 ft at 6:45AM Jan 27, 2021Observed: 2.54 ft at 7:00AM Jan 27, 2021Observed: 2.55 ft at 7:15AM Jan 27, 2021Observed: 2.56 ft at 7:30AM Jan 27, 2021Observed: 2.57 ft at 7:45AM Jan 27, 2021Observed: 2.55 ft at 8:00AM Jan 27, 2021Observed: 2.54 ft at 8:15AM Jan 27, 2021Observed: 2.55 ft at 8:30AM Jan 27, 2021Observed: 2.56 ft at 8:45AM Jan 27, 2021Observed: 2.58 ft at 9:00AM Jan 27, 2021Observed: 2.62 ft at 9:15AM Jan 27, 2021Observed: 2.62 ft at 9:30AM Jan 27, 2021Observed: 2.62 ft at 9:45AM Jan 27, 2021Observed: 2.61 ft at 10:00AM Jan 27, 2021Observed: 2.6 ft at 10:15AM Jan 27, 2021Observed: 2.6 ft at 10:30AM Jan 27, 2021Observed: 2.6 ft at 10:45AM Jan 27, 2021Observed: 2.61 ft at 11:00AM Jan 27, 2021Observed: 2.62 ft at 11:15AM Jan 27, 2021Observed: 2.63 ft at 11:30AM Jan 27, 2021Observed: 2.66 ft at 11:45AM Jan 27, 2021Observed: 2.68 ft at 12:00PM Jan 27, 2021Observed: 2.7 ft at 12:15PM Jan 27, 2021Observed: 2.72 ft at 12:30PM Jan 27, 2021Observed: 2.72 ft at 12:45PM Jan 27, 2021Observed: 2.73 ft at 1:00PM Jan 27, 2021Observed: 2.73 ft at 1:15PM Jan 27, 2021Observed: 2.73 ft at 1:30PM Jan 27, 2021Observed: 2.74 ft at 1:45PM Jan 27, 2021Observed: 2.74 ft at 2:00PM Jan 27, 2021Observed: 2.74 ft at 2:15PM Jan 27, 2021Observed: 2.74 ft at 2:30PM Jan 27, 2021Observed: 2.74 ft at 2:45PM Jan 27, 2021Observed: 2.75 ft at 3:00PM Jan 27, 2021Observed: 2.76 ft at 3:15PM Jan 27, 2021Observed: 2.76 ft at 3:30PM Jan 27, 2021Observed: 2.76 ft at 3:45PM Jan 27, 2021Observed: 2.75 ft at 4:00PM Jan 27, 2021Observed: 2.76 ft at 4:15PM Jan 27, 2021Observed: 2.76 ft at 4:16PM Jan 27, 2021Observed: 2.75 ft at 4:30PM Jan 27, 2021Observed: 2.75 ft at 4:31PM Jan 27, 2021Observed: 2.75 ft at 4:45PM Jan 27, 2021Observed: 2.75 ft at 4:46PM Jan 27, 2021Observed: 2.74 ft at 5:00PM Jan 27, 2021Observed: 2.74 ft at 5:15PM Jan 27, 2021Observed: 2.73 ft at 5:30PM Jan 27, 2021Observed: 2.72 ft at 5:45PM Jan 27, 2021Observed: 2.71 ft at 6:00PM Jan 27, 2021Observed: 2.71 ft at 6:15PM Jan 27, 2021Observed: 2.72 ft at 6:30PM Jan 27, 2021Observed: 2.71 ft at 6:45PM Jan 27, 2021Observed: 2.72 ft at 7:00PM Jan 27, 2021Observed: 2.7 ft at 7:15PM Jan 27, 2021Observed: 2.69 ft at 7:30PM Jan 27, 2021Observed: 2.68 ft at 7:45PM Jan 27, 2021Observed: 2.67 ft at 8:00PM Jan 27, 2021Observed: 2.65 ft at 8:15PM Jan 27, 2021Observed: 2.64 ft at 8:30PM Jan 27, 2021Observed: 2.63 ft at 8:45PM Jan 27, 2021Observed: 2.63 ft at 9:00PM Jan 27, 2021Observed: 2.63 ft at 9:15PM Jan 27, 2021Observed: 2.66 ft at 9:30PM Jan 27, 2021Observed: 2.64 ft at 9:45PM Jan 27, 2021Observed: 2.63 ft at 10:00PM Jan 27, 2021Observed: 2.63 ft at 10:15PM Jan 27, 2021Observed: 2.63 ft at 10:30PM Jan 27, 2021Observed: 2.63 ft at 10:45PM Jan 27, 2021Observed: 2.59 ft at 11:00PM Jan 27, 2021Observed: 2.58 ft at 11:15PM Jan 27, 2021Observed: 2.59 ft at 11:30PM Jan 27, 2021Observed: 2.59 ft at 11:45PM Jan 27, 2021Observed: 2.62 ft at 12:00AM Jan 28, 2021Observed: 2.64 ft at 12:15AM Jan 28, 2021Observed: 2.6 ft at 12:30AM Jan 28, 2021Observed: 2.58 ft at 12:45AM Jan 28, 2021Observed: 2.57 ft at 1:00AM Jan 28, 2021Observed: 2.55 ft at 1:15AM Jan 28, 2021Observed: 2.55 ft at 1:30AM Jan 28, 2021Observed: 2.55 ft at 1:45AM Jan 28, 2021Observed: 2.55 ft at 2:00AM Jan 28, 2021Observed: 2.56 ft at 2:15AM Jan 28, 2021Observed: 2.6 ft at 2:30AM Jan 28, 2021Observed: 2.58 ft at 2:45AM Jan 28, 2021Observed: 2.58 ft at 3:00AM Jan 28, 2021Observed: 2.58 ft at 3:15AM Jan 28, 2021Observed: 2.59 ft at 3:30AM Jan 28, 2021Observed: 2.56 ft at 3:45AM Jan 28, 2021Observed: 2.54 ft at 4:00AM Jan 28, 2021Observed: 2.54 ft at 4:15AM Jan 28, 2021Observed: 2.54 ft at 4:16AM Jan 28, 2021Observed: 2.57 ft at 4:30AM Jan 28, 2021Observed: 2.57 ft at 4:31AM Jan 28, 2021Observed: 2.57 ft at 4:45AM Jan 28, 2021Observed: 2.57 ft at 4:46AM Jan 28, 2021Observed: 2.57 ft at 5:00AM Jan 28, 2021Observed: 2.58 ft at 5:15AM Jan 28, 2021Observed: 2.56 ft at 5:30AM Jan 28, 2021Observed: 2.56 ft at 5:45AM Jan 28, 2021Observed: 2.56 ft at 6:00AM Jan 28, 2021Observed: 2.57 ft at 6:15AM Jan 28, 2021Observed: 2.57 ft at 6:30AM Jan 28, 2021Observed: 2.57 ft at 6:45AM Jan 28, 2021Observed: 2.57 ft at 7:00AM Jan 28, 2021Observed: 2.6 ft at 7:15AM Jan 28, 2021Observed: 2.6 ft at 7:30AM Jan 28, 2021Observed: 2.59 ft at 7:45AM Jan 28, 2021Observed: 2.59 ft at 8:00AM Jan 28, 2021Observed: 2.6 ft at 8:15AM Jan 28, 2021Colorado Division of Water ResourcesLNSC2(plotting HGIRG) Graph Created (9:00AM Jan 28, 2021)ObservedLatest observed value: 2.6 ft at 8:15 AM MST 28-Jan-2021. Flood Stage is 8 ft
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Tabular Data (UTC)
Tabular Data (MST)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Stage may be affected by ice during winter months.

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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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: 30-Oct-2020 4:08 PM
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