About this river
West Fork Dairy Creek is a 3.5 mile river near St. Helens Marina in Oregon. Streamflow is measured at the USGS gauge EF Dairy CR above Murtaugh CR near Meacham Corner, OR (site 14205350). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
2020 to 2025
West Fork Dairy Creek typically runs highest in January, at a median 192 cfs, and lowest in September, at 9.7 cfs. The highest flow on record for any single day is 699 cfs, in 2021.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 192 | 132 to 308 | |
| February | 93 | 52 to 172 | |
| March | 127 | 82 to 168 | |
| April | 78 | 44 to 161 | |
| May | 51 | 28 to 85 | |
| June | 25 | 19 to 44 | |
| July | 15 | 12 to 20 | |
| August | 12 | 8.7 to 13 | |
| September | 9.7 | 7.8 to 11 | |
| October | 10 | 9.4 to 13 | |
| November | 37 | 18 to 95 | |
| December | 91 | 44 to 236 |
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 EF Dairy CR above Murtaugh CR near Meacham Corner, OR (site 14205350). 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 West Fork Dairy Creek'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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