Is the St. Vrain Creek flooding?
The St. Vrain Creek is tracked by 2 USGS streamgauges in Colorado. This page compares each gauge’s live water level against its official National Weather Service flood stage, refreshed every 15 minutes, so you can tell whether the St. Vrain Creek is running normal, rising toward flood stage, or already flooding. 1 of 2 gauges have both a usable water-level reading and a published minor flood stage. Gauges without a published flood stage show water level and flow only. For nearby rivers, see all Colorado river levels.
River facts
The longest-running gauge on this river is St. Vrain Creek below Longmont, CO. The highest level ever recorded there was 6.87 ft on 30 April 1999, carrying 3,600 cfs. Peak records there go back to 1977 (35 annual peaks).
| Gauge | Status | Stage | Flood stage | Updated |
|---|---|---|---|---|
| St Vrain Creek below Boulder Creek at Hwy 119 near Longmont | No flooding | 9.67 ft | 15.5 ft | |
| St. Vrain Creek below Longmont, CO | No current data | — | — | — |
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.