25 Pa. Code § 95.5
(a) For wastes discharged to waters polluted by abandoned coal mine drainage, so that the applicable water quality criteria are not being met and designated water uses are not being achieved to the extent that aquatic communities are essentially excluded, and where the pollution cannot be remedied by controlling known, active discharges, the following degrees of treatment shall be provided:
(2) Industrial waste as defined in The Clean Streams Law (35 P. S. § § 691.1—691.1001), shall achieve one of the following degrees of treatment, as appropriate, which are defined under 33 U.S.C.A. § § 1314(b) and 1316(b):
(b) A greater degree of treatment will be required to the waters where one of the following exists:
The provisions of this § 95.5 amended February 15, 1985, effective February 16, 1985, 15 Pa.B. 544. Immediately preceding text appears at serial pages (44654) and (44655).