{"data":{"id":"us/40-cfr-425.64","jurisdiction":"us","citation":"40 CFR 425.64","heading":"New source performance standards (NSPS).","body":"Any new source subject to this subpart must achieve the following new source performance standards (NSPS):\nPollutant or pollutant property BPT limitations\nMaximum for any 1 day Maximum for monthly average\nKg/kkg (or pounds per 1,000 pounds) of raw material\nBOD5 3.2 1.5\nTSS 4.7 2.1\nOil \u0026 Grease 1.4 0.61\nTotal Chromium 0.08 0.03\npH (1) (1)\n1 Within the range of 6.0 to 9.0.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 425—LEATHER TANNING AND FINISHING POINT SOURCE CATEGORY","Subpart F—Through-the-Blue Subcategory"],"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":"bda3b57f81425766d9013f32315376e63e61898027aaf241c8e2f8ad32d307b3","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-425.63","next":"us/40-cfr-425.65"},"notice":"GroundRules: Original legal text. Not legal advice."}