{"data":{"id":"us/40-cfr-61.52","jurisdiction":"us","citation":"40 CFR 61.52","heading":"Emission standard.","body":"(a) Emissions to the atmosphere from mercury ore processing facilities and mercury cell chlor-alkali plants shall not exceed 2.3 kg (5.1 lb) of mercury per 24-hour period.\n(b) Emissions to the atmosphere from sludge incineration plants, sludge drying plants, or a combination of these that process wastewater treatment plant sludges shall not exceed 3.2 kg (7.1 lb) of mercury per 24-hour period.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 61—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS","Subpart E—National Emission Standard for Mercury"],"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":"9d208c5321b65fed1c548cde13127f6ab0221c1bef34a0b527c792bfe9a620c4","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-61.51","next":"us/40-cfr-61.53"},"notice":"GroundRules: Original legal text. Not legal advice."}