WA Department of Ecology

Bryson Finch
(360) 407-6440
bryson.finch@ecy.wa.gov

MULTI COUNTIES

WA

201900461

EIS, DRAFT

01/29/2019

02/28/2019

The short-term modification intends to modify the Washington Administrative Code (WAC) 173-201A total dissolved gas (TDG) criteria for areas on the lower Snake and Columbia rivers during the spring spill season that typically occurs April 3rd through June 20th (April 3rd – June 20th on the lower Snake River and April 10th – June 15th on the Columbia River). The purpose of the draft Environmental Impact Statement is to evaluate the risks of adjusting the total dissolved gas criteria to allow more spill in the Snake and Columbia rivers

201806404 DS/Scoping notice

Address: Lower Snake and lower Columbia rivers

Washington State Department of Ecology