Or. Admin. R. 603-095-1240 – Required Prevention and Control Measures

(1) All landowners or operators conducting activities on lands in agricultural use shall be in compliance with the following criteria. A landowner or operator shall be responsible for only those violations of the following prevention and control measures caused by activities conducted on land managed by the landowner or operator. Criteria do not apply to conditions resulting from unusual weather events or other exceptional circumstances which could not have been reasonably anticipated.
(2)
1. (a) Streamside Area Condition. Effective upon rule adoption.
2. (b) Streamside area conditions shall allow the establishment, growth, and/or maintenance of native or non-native riparian vegetation appropriate to the site capability, that is sufficient to encourage shade and to protect the streamside area during high stream flow events up to and including those expected to occur during or following a 25-year, 24 hour storm event.
(3)
1. (a) Agricultural Waste. Effective upon rule adoption.
2. (b) No person subject to these rules shall violate any provision of ORS 468B.025 or 468B.050.

ORS 561.190 - 561.191 & 568.912

ORS 568.900 - 568.933