{"data":{"id":"us/40-cfr-appendix-b-to-part-118","jurisdiction":"us","citation":"40 CFR Appendix B to Part 118","heading":"Appendix B to Part 118—Toxicity Endpoints for Calculating Planning Distance for Fish, Wildlife and Sensitive Environments and Public Receptors","body":"Category RQ (lbs.) Endpoints for public receptors LD50 Endpoints for fish, wildlife and sensitive environments using 96-hour LC50\nMammalian toxicity (oral) (mg/kg) 10% (mg/kg) Aquatic toxicity (mg/liter) 10% (mg/L)\nLower Upper Lower Upper\nX 1 0 0.1 0.01 0 0.1 0.01\nA 10 0.1 1 0.1 0.1 1 0.1\nB 100 1 10 1 1 10 1\nC 1,000 10 100 10 10 100 10\nD 5,000 100 500 50 100 500 50","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER D—WATER PROGRAMS","PART 118—CLEAN WATER ACT HAZARDOUS SUBSTANCES FACILITY RESPONSE PLANS"],"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":"061f5a2f932d6f5434c7c1705e4b6044a1a6af8b3087b3664ea1a8166dcc7acd","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-appendix-a-to-part-118-substantial-harm-certification-form","next":"us/40-cfr-120.1"},"notice":"GroundRules: Original legal text. Not legal advice."}