{"data":{"id":"us/40-cfr-264.1061","jurisdiction":"us","citation":"40 CFR 264.1061","heading":"Alternative standards for valves in gas/vapor service or in light liquid service: percentage of valves allowed to leak.","body":"(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.\n(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:\n(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 Regional Administrator.\n(2) If a valve leak is detected, it shall be repaired in accordance with § 264.1057(d) and (e).\n(c) Performance tests shall be conducted in the following manner:\n(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).\n(2) If an instrument reading of 10,000 ppm or greater is measured, a leak is detected.\n(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.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER I—SOLID WASTES","PART 264—STANDARDS FOR OWNERS AND OPERATORS OF HAZARDOUS WASTE TREATMENT, STORAGE, AND DISPOSAL FACILITIES","Subpart BB—Air Emission Standards for Equipment Leaks"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"56ff689c4d069e582d9b127d5c2c113cbaa6a4b4f62398a26ec0688b7a69de17","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-264.1060","next":"us/40-cfr-264.1062"},"notice":"GroundRules: Original legal text. Not legal advice."}