River flows as of September 22

Cowlitz River below Mayfield Dam - 2,580 cubic feet per second

Nisqually River below LaGrande Dam - 1,040 cubic feet per second

Wynoochee River above Black Creek - 262 cubic feet per second

Wynoochee River at Grisdale - 238 cubic feet per second

Green River at Palmer (Tacoma Water's headworks) - 297 cubic feet per second

North Fork Skokomish River below Cushman Dam No. 2 - 168 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 September 22

Riffe Lake - 725 feet of elevation (maximum of 749 feet)
Learn about changes to Riffe Lake levels in 2017.
  • Mossyrock Park boat launch is usable. One of the two lanes is open and usable to 723 feet. The launching dock is not usable.
  • Taidnapam North boat launch is usable (has two lanes servicing elevations down to 719 feet). The dock is not usable.
  • Kosmos boat launch and parking lot are closed
  • Taidnapam Park boat launch is closed

Alder Lake - 1,183 ft of elevation (maximum of 1,207 feet)
  • Alder Lake Park boat launch is usable. The mooring dock is not usable.
  • Rocky Point boat launch is usable for hand-launch boats only.
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 - 731 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 - 779.9 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.