1. A. With the exception of sanitary sewage and flows recycled through the water treatment system, the wastes generated during the operation of water filtration plants constitute industrial wastes and are subject to the State Water Control Law (Chapter 3.1 (§ 62.1-44.2 et seq.) of Title 62.1 of the Code of Virginia).

   1. 1. Filter backwash water;
   2. 2. Coagulant residuals;
   3. 3. Softening residuals;
   4. 4. Iron and manganese residuals;
   5. 5. Settled solids from presedimentation units; and
   6. 6. Brine wastes.

   Industrial wastes generated by water treatment facilities include the following:

2. B. After receipt and review of plans and specifications from the consulting engineer for the water treatment facilities, the department will advise DEQ of any proposal to treat and discharge industrial wastes into state waters. The department will submit a letter or report to DEQ that includes the following:

   1. 1. Capacity of the proposed treatment facilities;
   2. 2. Location of the proposed facilities;
   3. 3. Proposed final disposition of the treated waste effluent;
   4. 4. Name and address of the consulting engineer; and
   5. 5. Name and address of the owner.
3. C. Except for recycle flows as described in 12VAC5-590-395 C, the owner will need to satisfy DEQ's requirements for the final disposal of these wastes.
4. D. The sanitary wastes from water treatment plants must receive treatment. Wastes from these facilities shall be discharged either directly to a sanitary sewer system or to an individual waste disposal facility providing suitable treatment approved by the State Water Control Board.

Statutory Authority

§§ 32.1-12 and 32.1-170 of the Code of Virginia.

Historical Notes

Derived from VR355-18-009.15 § 3.36, eff. August 1, 1991; amended, Virginia Register Volume 9, Issue 17, eff. June 23, 1993; Volume 19, Issue 20, eff. July 16, 2003; Volume 37, Issue 20, eff. June 23, 2021.