About this river
Nooksack River is a 5.8 mile river near Port of Anacortes in Washington. Streamflow is measured at the USGS gauge Nooksack River at Ferndale, WA (site 12213100). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1967 to 2026
Nooksack River typically runs highest in June, at a median 4,320 cfs, and lowest in September, at 1,335 cfs. The highest flow on record for any single day is 49,900 cfs, in 2022.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 3,910 | 2,790 to 6,200 | |
| February | 3,190 | 2,480 to 4,550 | |
| March | 3,130 | 2,350 to 4,330 | |
| April | 3,350 | 2,645 to 4,390 | |
| May | 4,250 | 3,300 to 5,770 | |
| June | 4,320 | 3,230 to 5,640 | |
| July | 2,900 | 2,280 to 3,920 | |
| August | 1,720 | 1,450 to 2,200 | |
| September | 1,335 | 1,050 to 1,885 | |
| October | 1,730 | 1,060 to 3,110 | |
| November | 4,045 | 2,415 to 6,455 | |
| December | 3,900 | 2,590 to 6,010 |
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 59 years of record. Statistics published by the US Geological Survey for Nooksack River at Ferndale, WA (site 12213100). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
One mapped launch sits in the mapped area of Nooksack River. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Nooksack River'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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