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Crab Creek in Washington

River46.2 mi
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Around here

Around Crab Creek

Potholes Reservoir5.2 mi5 mi

Data Source: Recreation.gov · Public land: USGS PAD-US

About this river

Crab Creek is a 46.2 mile river. Streamflow is measured at the USGS gauge Crab Creek near Moses Lake, WA (site 12467000). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1952 to 2026

Crab Creek typically runs highest in September, at a median 68 cfs, and lowest in February, at 16 cfs. The highest flow on record for any single day is 6,960 cfs, in 1957.

Show the numbers
Typical flow by month at Crab Creek near Moses Lake, WA, in cfs
MonthTypical (cfs)Usual range (cfs)
January1714 to 22
February1613 to 49
March1811 to 117
April2614 to 78
May3426 to 53
June4434 to 56
July5641 to 69
August6548 to 80
September6849 to 81
October5846 to 72
November3226 to 42
December2217 to 28

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 75 years of record. Statistics published by the US Geological Survey for Crab Creek near Moses Lake, WA (site 12467000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

7 mapped launches sit in the mapped area of Crab Creek. Ramp data comes from the USGS national boat-ramp inventory.

  • Crab CreekLower Crab Creek - Potholes ReservoirPublic
  • Lower Peninsula ParkLower Crab Creek - Moses LakePublic
  • Sunshine ResortsLower Crab Creek - Moses LakeRestricted
  • Moses Lake ParkLower Crab Creek - Moses LakePublic
  • Montlake ParkMoses LakePublic
  • Cascade ParkCrab Creek - Moses LakePublic
  • Connelly ParkLower Crab Creek - Moses LakePublic

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