Administrative Code

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Virginia Administrative Code
Title 9. Environment
Agency 25. State Water Control Board
Chapter 790. Sewage Collection and Treatment Regulations
1/26/2020

9VAC25-790-50. Ctcs and Ctos.

A. No owner shall cause or allow the construction, expansion or modification (change of 25% or more in capacity or performance capability or 20% for a biosolids use facility) of a sewerage system or treatment works except in compliance with a CTC from the director unless as otherwise provided for by this chapter and standards contained in this chapter. Furthermore, no owner shall cause or allow any sewerage systems or treatment works to be operated except in compliance with a CTO issued by the director which authorizes the operation of the sewerage systems treatment works including biosolids use facilities unless otherwise provided for by this chapter and standards contained in this chapter. Conditions may be imposed on the issuance of any CTC or CTO, and no sewerage systems or treatment works may be constructed, modified, or operated in violation of these conditions.

B. Discharges of 1,000 gpd or less. On-site (located within owners property) residential sewage treatment works having a design capacity of 1,000 gallons per day or less may not be governed by this chapter and standards contained in this chapter if the performance reliability of such technology has been established by an approved testing program (9VAC25-790-210). These treatment works are regulated by other applicable regulations of the board (9VAC25-110) and of the Virginia Department of Health (12VAC5-610 and 12VAC5-640). Owners of such treatment works shall make application in accordance with and obtain the necessary permits from the board or the Virginia Department of Health as appropriate via the application procedures established for such treatment works.

Statutory Authority

§ 62.1-44.15 of the Code of Virginia.

Historical Notes

Former 12VAC5-581-110 derived from Volume 18, Issue 10, eff. February 27, 2002; amended and adopted as 9VAC25-790-50, Virginia Register Volume 20, Issue 09, eff. February 12, 2004; amended, Virginia Register Volume 24, Issue 06, eff. January 1, 2008.

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