OAR 690-502-0070
Coast Fork Willamette River Subbasin
(1)
Surface water classification:(a)
The Coast Fork Willamette River and tributaries below Cottage Grove Dam to the mouth and the Row River below Dorena Dam to the mouth are classified for domestic, livestock, irrigation, municipal, industrial, agricultural, commercial, power, mining, fish life, wildlife, recreation, pollution abatement, wetland enhancement and public instream uses from December 1 through April 30, and only for domestic, commercial use for customarily domestic purposes not to exceed 0.01 cfs, livestock and public instream uses from May 1 through November 30;(b)
The Coast Fork of the Willamette River and tributaries above Cottage Grove Dam and the Row River and tributaries above Dorena Dam are classified for domestic, commercial use for customarily domestic purposes not to exceed 0.01 cfs, livestock and public instream uses.(2)
For the purpose of maintaining a minimum perennial streamflow sufficient to support aquatic life and to minimize pollution and of attaining the highest and best use of waters released from storage, no appropriations of water except for domestic or livestock uses or waters to be legally stored or legally released from storage shall be made or granted by any state agency or public corporation of the state for the following waters and as shown in Table 1:(a)
The Willamette Coast Fork or its tributaries above the Willamette Coast Fork-Row River confluence for natural flows of the Willamette Coast Fork below 15 cubic feet per second, plus waters released from storage of up to 100 cubic feet per second measured at a point between said confluence and 1.0 miles above said confluence;(b)
Row River or its tributaries above the Row River-Willamette Coast Fork confluence for natural flows of the Row River below 40 cubic feet per second, plus waters released from storage of up to 150 cubic feet per second measured at a point between said confluence and 1.0 miles above said confluence;(c)
The Willamette Coast Fork or its tributaries above the Willamette Coast Fork-Willamette Middle Fork confluence for natural flows of the Willamette Coast Fork below 40 cubic feet per second, plus waters released from storage or up to 250 cubic feet per second measured at a point between said confluence and 1.0 miles above said confluence.
Source:
Rule 690-502-0070 — Coast Fork Willamette River Subbasin, https://secure.sos.state.or.us/oard/view.action?ruleNumber=690-502-0070.