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Green River in Washington

River62.1 mi
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Around here

Around Green River

Tinkham Campground17.2 miMud Mountain Dam (White River)12.7 mi10 mi

Data Source: Recreation.gov · Source: USGS GNIS · Thermal springs: NOAA NCEI (1980) · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)

About this river

Green River is a 62.1 mile river. Streamflow is measured at the USGS gauge Green River at Purification Plant near Palmer, WA (site 12106700). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1963 to 2026

Green River typically runs highest in April, at a median 1,120 cfs, and lowest in August, at 147 cfs. The highest flow on record for any single day is 10,900 cfs, in 1978.

Show the numbers
Typical flow by month at Green River at Purification Plant near Palmer, WA, in cfs
MonthTypical (cfs)Usual range (cfs)
January1,070629 to 2,010
February923619 to 1,530
March897604 to 1,310
April1,120729 to 1,580
May1,100633 to 1,650
June498267 to 898
July210150 to 336
August147129 to 177
September185140 to 243
October361184 to 528
November874458 to 1,460
December966588 to 1,640

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 63 years of record. Statistics published by the US Geological Survey for Green River at Purification Plant near Palmer, WA (site 12106700). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

Boat access nearby

8 mapped launches sit in the mapped area of Green River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.

  • Sumner Sportsmen'sPuyallup RiverPublic
  • Bonney LakeBonney LakePublic
  • Allan Yorke ParkLake TappsPublic
  • Church Lake Drive EastLake TappsPublic
  • Puget Sound Energy Employee ParkLake TappsPublic
  • 176th Avenue EastLake TappsPublic
  • Lake Tapps County ParkLake TappsPublic
  • Lake HolmLake HolmPublic

Made to print

Put Green River on your wall

This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.

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