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Spada Lake Reservoir & Sultan River conditions

4/19/22 > Jackson Hydro Project water release
On Saturday, May 21, the PUD will temporarily open a valve at the base of Culmback Dam, releasing additional water in the upper Sultan River. While there will be ascending and descending limbs to this release, the peak discharge of approximately 800 cfs will occur over a 2.5 hour period between 9:30 am and 12:00 pm.

View NOAA weather information >

View Culmback Dam rain data & Spada Lake water levels >

View USGS real-time data for river flows >


Sultan River wind conditions

Please click image below to view current wind conditions and any important hazardous wind alerts on Sultan Basin Road to Culmback Dam. High winds have been linked to tree blowdowns on Sultan Basin Road in the Spada Lake Reservoir basin and along the Sultan River.

Sultan River Wind Conditions graphic