Section 13.12.340 Certain conditions subject to review and approval of director of public works.
A. The discharge into any sewer of any waters or wastes having a five day biochemical
oxygen
demand greater than three hundred (300) parts per million by weight, containing more than three
hundred fifty (350) parts per million by weight of suspended solids, containing any quantity of
substances having the characteristics described in Section 13.12.290 or having a daily flow
greater than two percent of the average daily flow of the city, is prohibited without prior review
and approval of the director of public works.
B. Where necessary, in the opinion of the director of public works, the owner
shall provide, at
his/her expense, such preliminary treatment as may be necessary to reduce the biochemical
oxygen demand to three hundred (300) parts per million and the suspended solids to three
hundred fifty (350) parts per million by weight; reduce the objectionable characteristics or
constituents to within the maximum limits provided for in Section 13.12.290 or control the
quantities and rates of discharge of such waters or wastes.
C. Plans, specifications and any other pertinent information relating to proposed
preliminary
treatment facilities shall be submitted for the approval of the director of public works and of the
Montana Department of Environmental Quality (MDEQ) and no construction of such facilities shall
be commenced until approvals are obtained in writing from both the director of public works and
Montana Department of Environmental Quality. (Ord. 215 (part), 2003: Ord. 111 (part), 1996: prior
code § 4.05.320)
