ARSD 74:51:01:36. Antidegradation of water quality review for new, potential point source discharges to waters of the state

New surface water discharge permit applications shall undergo an antidegradation of water quality review by the secretary prior to permit issuance. New surface water discharge permit applications are exempt from this section if the receiving water for the discharge is assigned only the beneficial uses of fish and wildlife propagation, recreation, and stock watering and irrigation and the discharge will not cause any adverse impacts to any downstream segment classified as a higher designated use.