Or. Admin. R. 340-041-0124 - Water Quality Standards and Policies Specific to the Main Stem Snake River

Current through Register Vol. 60, No. 12, December 1, 2021

(1) pH (hydrogen ion concentration). pH values may not fall outside the following range: main stem Snake River: 7.0-9.0.
(2) Total Dissolved Solids. Guide concentration listed below may not be exceeded unless otherwise specifically authorized by DEQ upon such conditions as it may deem necessary to carry out the general intent of this plan and to protect the beneficial uses set forth in OAR 340-041-0120: main stem Snake River - 750.0 mg/l.


Or. Admin. R. 340-041-0124
DEQ 17-2003, f. & cert. ef. 12-9-03; DEQ 1-2015, f. & cert. ef. 1-7-15

Stat. Auth.: ORS 468.020, 468B.030, 468B.035 & 468B.048

Stats. Implemented: ORS 468B.030, 468B.035 & 468B.048

The following state regulations pages link to this page.

State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.