South Carolina Code of Regulations
Chapter 61 - DEPARTMENT OF HEALTH AND ENVIRONMENTAL CONTROL
Subchapter 61-79 - Hazardous Waste Management Regulations
Part 61-79.264 - STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE TREATMENT, STORAGE, AND DISPOSAL FACILITIES
Subpart BB - AIR EMISSION STANDARDS FOR EQUIPMENT LEAKS
Section 61-79.264.BB.1061 - Alternative standards for valves in gas/vapor service or in light liquid service: percentage of valves allowed to leak

Universal Citation: SC Code Regs 61-79.264.BB.1061

Current through Register Vol. 48, No. 9, September 27, 2024

(a) An owner or operator subject to the requirements of 264.1057 may elect to have all valves within a hazardous waste management unit comply with an alternative standard that allows no greater than 2 percent of the valves to leak.

(b) The following requirements shall be met if an owner or operator decides to comply with the alternative standard of allowing 2 percent of valves to leak:

(1) A performance test as specified in paragraph (c) of this section shall be conducted initially upon designation, annually, and at other times requested by the Department.

(2) If a valve leak is detected, it shall be repaired in accordance with 264.1057(d) and (e).

(1) All valves subject to the requirements in 264.1057 within the hazardous waste management unit shall be monitored within 1 week by the methods specified in 264.1063(b).

(2) If an instrument reading of 10,000 ppm or greater is measured, a leak is detected.

(3) The leak percentage shall be determined by dividing the number of valves subject to the requirements in 264.1057 for which leaks are detected by the total number of valves subject to the requirements in 264.1057 within the hazardous waste management unit.

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