(A) It is unlawful for any person to connect any pipe, open channel, or any other conveyance system that discharges anything except stormwater or unpolluted water, which is approved by the Stormwater Administrator, into receiving waters.
(B) It is unlawful for any person to continue the operation of any such illicit connection regardless of whether the connection was permissible when constructed. Improper connections in violation of this chapter must be disconnected and redirected, if necessary, to the satisfaction of the Stormwater Administrator and any other federal, state, or local agencies or departments regulating the discharge.
(C) It is unlawful for any person to throw, drain, run or otherwise discharge to any component of the County MS4 or to the waters of the state or to cause, permit or allow to suffer to be thrown, drained, run, or allow to seep or otherwise discharge into such system or receiving water all matter of any nature excepting only such storm or surface water as herein authorized.
(D) The Stormwater Administrator may require controls for or exempt from the prohibition provision in (A), (B) and (C) above. All authorized non-stormwater discharges shall not cause erosion of soil or the stream bank or result in sediment impacts to the receiving stream. The following discharges are permitted provided the Stormwater Administrator determines these discharges are not a significant source of pollution, or do not cause an adverse impact to adjacent properties:
(1) Unpolluted industrial cooling water, but only under the authorization and direction of the Stormwater Administrator and appropriate NPDES permit.
(2) Water line and fire hydrant flushing performed or required by a government agency.
(3) Diverted stream flows or rising ground waters.
(4) Unpolluted discharges from the following:
(a) Pumped ground water;
(b) Potable water sources;
(c) Foundation drains and dewatering;
(d) Uncontaminated air conditioning or compressor condensate;
(e) Irrigation water;
(f) Springs;
(g) Water from crawl space pumps;
(h) Footing drains;
(i) Lawn watering;
(j) Waters used to wash vehicles that do not use detergents;
(k) Routine external building wash down that does not use detergents;
(l) Dechlorinated swimming pool discharges;
(m) Flows from riparian habitats and wetlands;
(n) Pavement wash waters where spills or leaks of toxic or hazardous materials have not occurred (unless all spilled material has been removed) and where detergents are not used; and
(o) Water used to control dust in accordance with Section 3.2.2 (Stormwater Management and Sediment Control) of the NPDES-CGP.
(5) Discharges or flows from firefighting activities.
(6) Other unpolluted water.
(E) In the event of an accidental discharge or an unavoidable loss to the County MS4 of any pollutant, the responsible person shall inform the York County Environmental Compliance Division as soon as possible, but not to exceed 24 hours, of the nature, quantity and time of occurrence of the discharge. The responsible person shall take immediate steps to contain the waste, treat the waste or other actions to minimize effects of the discharge on the MS4 and receiving waters. The responsible person shall also take immediate steps to ensure no recurrence of the discharge.
(Ord. 2819, passed 6-17-19)