{"data":{"id":"us/33-cfr-159.123","jurisdiction":"us","citation":"33 CFR 159.123","heading":"Coliform test: Type I devices.","body":"(a) The arithmetic mean of the fecal coliform bacteria in 38 of 40 samples of effluent discharged from a Type I device during the test described in § 159.121 must be less than 1000 per 100 milliliters when tested in accordance with 40 CFR part 136.\n(b) The 40 samples must be taken from the device as follows: During each of the 10-test days, one sample must be taken at the beginning, middle, and end of an 8-consecutive hour period with one additional sample taken immediately following the peak capacity processing period.","path":["Title 33—Navigation and Navigable Waters","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—POLLUTION","PART 159—MARINE SANITATION DEVICES","Subpart C—Design, Construction, and Testing"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-33.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:35Z","sha256":"550baa2f83b620999a921be9af70e0a5126f194784f6d490c668f17e82c8283f","source_id":"us-cfr","stale":true,"prev":"us/33-cfr-159.121","next":"us/33-cfr-159.125"},"notice":"GroundRules: Original legal text. Not legal advice."}