Ill. Admin. Code tit. 35 § 302.508

Current through Register Vol. 48, No. 49, December 6, 2024

Section 302.508 - Thermal Standards for Sources Under Construction But Not In Operation on January 1, 1971

Any effluent source under construction but not in operation on January 1, 1971, must meet all the requirements of Section 302.507 and must meet the following restrictions:

a) The bottom, the shore, the hypolimnion, and the thermocline must not be affected by any heated effluent.

b) Heated effluent must not affect spawning grounds or fish migration routes.

c) Discharge structures must be designed to maximize short-term mixing and thus to reduce the area significantly raised in temperature.

d) Discharge must not exceed ambient temperatures by more than 11 °C (20 °F).

e) Heated effluents from more than one source must not interact.

f) All reasonable steps must be taken to reduce the number of organisms drawn into or against the intakes.

Ill. Admin. Code tit. 35, § 302.508

Amended at 22 Ill. Reg. 1356, effective December 24, 1997

Amended at 47 Ill. Reg. 4437, effective 3/23/2023