9 Va. Admin. Code § 25-260-70

Current through Register Vol. 40, No. 22, June 17, 2024

Section 9VAC25-260-70 - Maximum hourly temperature change

The maximum hourly temperature change shall not exceed 2°C, except in the case of Class VI waters (natural trout waters) where it shall not exceed 0.5°C. These criteria shall apply beyond the boundaries of mixing zones and are in addition to temperature changes caused by natural conditions.

9 Va. Admin. Code § 25-260-70

Derived from VR680-21-01.7, eff. May 20, 1992; amended, Virginia Register Volume 14, Issue 4, eff. December 10, 1997.

Statutory Authority

§ 62.1-44.15(3a) of the Code of Virginia.