River flows as of April 20

Cowlitz River below Mayfield Dam - 5,080 cubic feet per second

Nisqually River below LaGrande Dam - 2,090 cubic feet per second

Wynoochee River above Black Creek - 1,780 cubic feet per second

Wynoochee River at Grisdale -610 cubic feet per second

Green River at Palmer (Tacoma Water's headworks) - 1,620 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 20

Riffe Lake - 711.4 feet of elevation (maximum of 749 feet)
  • Mossyrock Park boat launch is closed. Construction to improve the boat launch is underway; the boat launch will reopen in late spring once the construction is complete.
  • Taidnapam North boat launch is closed.
  • Kosmos boat launch and parking lot are closed.
  • Taidnapam Park boat launch is closed.

Alder Lake - 1,199.7 feet 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 - 729.6 feet elevation (maximum of 738 feet)
  • Skokomish Park at Lake Cushman boat launch is closed.
  • 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.
  • The Lake Kokanee boat launch is open.
Wynoochee Lake -  791.4 feet elevation (maximum of 800 feet)

Coho Campground is closed.

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

Get current campfire rules on the Parks & Recreation homepage.