River flows as of July 21

Cowlitz River below Mayfield Dam -2,840 cubic feet per second

Nisqually River below LaGrande Dam - 1,150 cubic feet per second

Wynoochee River above Black Creek- 166 cubic feet per second

Wynoochee River at Grisdale - 234 cubic feet per second

Green River at Palmer (Tacoma Water's headworks) - 189 cubic feet per second

North Fork Skokomish River below Cushman Dam No. 2 - 121 cubic feet per second 

Check out water safety resources. River flows can change at any time.

Subscribe to available Water Alerts provided by the US Geological Survey.

Lake levels and boat launches as of July 21

Riffe Lake - 747.9 feet of elevation (maximum of 749 feet)
Learn about changes to Riffe Lake levels in 2017.
  • Mossyrock Park boat launch is usable (two lanes are open; one usable to 723 feet; the other to 737 feet).
  • Taidnapam North boat launch is usable (has two lanes and a dock servicing elevations down to 720 feet).
  • Kosmos boat launch and parking lot are closed
  • Taidnapam Park boat launch is closed

Alder Lake - 1,201.5 ft of elevation (maximum of 1,207 feet)

Mayfield Lake - may fluctuate 4 feet weekly, between 421 and 425 feet of elevation (maximum of 425 feet)
  • Mayfield Lake Park boat launch - normally usable for medium-sized watercraft
  • Visually check launch conditions  before launching

Lake Cushman - 737.4 feet elevation (maximum of 738 feet)
  • Skokomish Park at Lake Cushman boat launch is open.
  • Lake Cushman Resort boat launch is open Memorial Day weekend through Labor Day weekend from 9 a.m. to 7 p.m. provided the lake elevation is at least 734'. Visually check launch conditions before launching.
Wynoochee Lake - 796.6 feet elevation (maximum of 800 feet)

Coho Campground is open.

To hear this information as a recording, call 1-888-502-8690.

Get current campfire rules on the Parks & Recreation homepage.