{"data":{"id":"us-ca/hsc-41701","jurisdiction":"us-ca","citation":"HSC § 41701","heading":"","body":"Except as otherwise provided in Section 41704, or Article 2 (commencing with Section 41800) of this chapter other than Section 41812, or Article 2 (commencing with Section 42350) of Chapter 4, no person shall discharge into the atmosphere from any source whatsoever any air contaminant, other than uncombined water vapor, for a period or periods aggregating more than three minutes in any one hour which is:\n(a) As dark or darker in shade as that designated as No. 2 on the Ringelmann Chart, as published by the United States Bureau of Mines, or\n(b) Of such opacity as to obscure an observer’s view to a degree equal to or greater than does smoke described in subdivision (a).","path":["Health and Safety Code - HSC","DIVISION 26. AIR RESOURCES [39000. - 44475.3.]","PART 4. NONVEHICULAR AIR POLLUTION CONTROL [41500. - 42710.]","CHAPTER 3. Emission Limitations [41700. - 41999.]","ARTICLE 1. General Limitations [41700. - 41712.]"],"source_url":"https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zip","current_through":"2026-09-13","vintage":"","retrieved_at":"2026-09-14T05:56:33Z","sha256":"ccfdd06d0f89041bf2ad66b110dee2bc8b70ab0c9997371d3287096ff2795a46","source_id":"us-ca","stale":false,"prev":"us-ca/hsc-41700","next":"us-ca/hsc-41701.5"},"notice":"GroundRules: Original legal text. Not legal advice."}