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(a) Perchloroethylene emissions. Dry cleaning facilities shall exhaust emissions from equipment using perchloroethylene so that no perchloroethylene vapors in excess of the nuisance level specified in subdivision (b) of this section enter co-located or adjacent dwellings, child-occupied facilities, or other occupied premises through windows, ventilation systems, or building structural penetrations.
(b) Nuisance level. Detection of perchloroethylene vapors from dry cleaning facilities in dwellings, child-occupied facilities, or other occupied premises at levels at or above 30 micrograms per cubic meter (μg/m3) shall constitute a nuisance.
(c) Remediation orders. The Department may order the operators of such facilities to evaluate and correct problems when deemed necessary to prevent or remediate such nuisance.
(Amended City Record 6/15/2016, eff. 7/15/2016)
When the strict application of any provision of this article presents practical difficulties or unusual hardships, the Commissioner, in a specific instance, may modify the application of such provision consistent with the general purpose of this article and upon such condition as, in their opinion are necessary to protect life and health.
(Amended City Record 12/18/2024, eff. 1/17/2025)
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