9 Va. Admin. Code § 25-260-70 - Maximum hourly temperature change

Current through Register Vol. 38, No. 9, December 20, 2021

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.

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