River flows as of April 21

Cowlitz River below Mayfield Dam - 10,400 cubic feet per second

Nisqually River below LaGrande Dam -2,180 cubic feet per second

Wynoochee River above Black Creek - 1,280 cubic feet per second

Wynoochee River at Grisdale - 454 cubic feet per second

Green River at Palmer (Tacoma Water's headworks) - 1,470 cubic feet per second

North Fork Skokomish River below Cushman Dam No. 2 - 224 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 April 21

Riffe Lake - 742.7 feet of elevation (maximum of 778 feet)
Learn about changes to Riffe Lake levels in 2017.
  • Mossyrock Park boat launch is usable.
  • Taidnapam North boat launch is usable.
  • Kosmos boat launch and parking lot are closed
  • Taidnapam Park boat launch is closed

Alder Lake - 1,200.8 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 - 730.8 ft elevation (maximum of 738 feet)
Wynoochee Lake - 790.7 ft elevation (maximum of 800 feet)

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

Get current campfire rules on the Parks & Recreation homepage.