Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 721 - IDENTIFICATION AND LISTING OF HAZARDOUS WASTE
Subpart BB - AIR EMISSION STANDARDS FOR EQUIPMENT LEAKS
Section 721.955 - Standards: Sampling Connection Systems
Universal Citation: 35 IL Admin Code ยง 721.955
Current through Register Vol. 48, No. 38, September 20, 2024
a) Each sampling connection system must be equipped with a closed-purge, closed-loop, or closed-vent system. This system must collect the sample purge for return to the process or for routing to the appropriate treatment system. Gases displaced during filling of the sample container are not required to be collected or captured.
b) Each closed-purge, closed-loop, or closed-vent system as required in subsection (a) must meet one of the following requirements:
1) It must return the purged
process fluid directly to the process line;
2) It must collect and recycle the purged
process fluid; or
3) It must be
designed and operated to capture and transport all the purged process fluid to
a material management unit that complies with the applicable requirements of
Sections 721.984 through 264.986 or a control device that complies with the
requirements of Section 721.960.
c) In-situ sampling systems and sampling systems without purges are exempt from the requirements of subsections (a) and (b).
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