Miscellaneous River Product
Issued by NWS Portland, OR
Issued by NWS Portland, OR
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539 SRUS46 KPQR 200430 RVMPQR Hydrologic Statement National Weather Service Portland OR 930 PM PDT Wed Aug 19 2026 WAZ040-19930- 930 PM PDT Wed Aug 19 2026 Current status of reservoirs on the Lewis River, updated 930 PM Wed, Aug 19 2026. RESERVOIR CURRENT POOL ELEV FULL POOL Swift Reservoir 969 1000 FT Yale Lake 473 490 FT Lake Merwin 234 240 FT As of 930 PM PDT, Wed Aug 19, 2026, the remaining aggregate storage for refill at Merwin, Yale, and Swift reservoirs is 54 feet. This product is updated hourly on the NWS Portland webpage at: www.wrh.noaa.gov/total_forecast/getprod.php?wfo=pqr&sid=PQR&pil=RVM or http://go.usa.gov/x97zc Additional hydrologic information can be viewed at: water.weather.gov/ahps2/index.php?wfo=pqr $$