Or. Admin. R. 603-095-0400 – Purpose – Upper Grande Ronde River Subbasin

(1) These rules have been developed to effectuate the implementation of a water quality management area plan for the Upper Grande Ronde River subbasin pursuant to authorities vested in the department through ORS 568.900–568.933, due to a determination by the Environmental Quality Commission to establish Total Maximum Daily Loads and allocate a load to agricultural nonpoint sources. The area plan is known as the Upper Grande Ronde River Subbasin Agricultural Water Quality Management Area Plan.
(2) The purpose of these rules is to outline requirements for landowners in the Upper Grande Ronde River subbasin, for the prevention and control of water pollution from agricultural activities and soil erosion. Compliance with division 95 rules is expected to aid in the achievement of applicable water quality standards in the Upper Grande Ronde River subbasin.

ORS 568.909

ORS 568.900 - 568.933