§ 112.151. What methods must I use to test the quality of water to satisfy the requirements of subpart E of this part?
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/us/cfr/t21/s§ 112.151A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
You must test the quality of water using:
(a)The method of analysis published by the U.S. Environmental Protection Agency (EPA), “Method 1603: Escherichia coli (E. coli) in Water by Membrane Filtration Using Modified membrane-Thermotolerant Escherichia coli Agar (Modified mTEC), EPA-821-R-09-007),” December, 2009. The Director of the Federal Register approves this incorporation by reference in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. You may obtain a copy from EPA, Office of Water (4303T), 1200 Pennsylvania Avenue NW., Washington, DC 20460. You may inspect a copy at FDA's Main Library, 10903 New Hampshire Ave., Bldg. 2, Third Floor, Silver Spring, MD 20993, 301-796-2039, or at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html; or (b)(1) A scientifically valid method that is at least equivalent to the method of analysis in § 112.151(a) in accuracy, precision, and sensitivity; or
(2)For any other indicator of fecal contamination, index organism, or other analyte you may test for pursuant to § 112.43(d), a scientifically valid method. [80 FR 74547, Nov. 27, 2015, as amended at 89 FR 37518, May 6, 2024]
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§ 112.151
What methods must I use to test the quality of water to satisfy the requirements of subpart E of this part?
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