About this river
North Inlet is a 2.1 mile river near Headwaters Marina in Colorado. Streamflow is measured at USGS gauge site 401530105475401. The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2021 to 2025
North Inlet typically runs highest in June, at a median 238 cfs, and lowest in October, at 8.3 cfs. The highest flow on record for any single day is 502 cfs, in 2024.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| May | 152 | 92 to 233 | |
| June | 238 | 170 to 286 | |
| July | 54 | 37 to 71 | |
| August | 23 | 19 to 28 | |
| September | 10 | 9.2 to 11 | |
| October | 8.3 | 6.3 to 11 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 4 years of record. Statistics published by the US Geological Survey for USGS gauge 401530105475401 (site 401530105475401). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show North Inlet's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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