Methods approved under Clean Water Act Section 304(h) and published at 40 CFR Part 136.
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- 1103.1: Escherichia coli (E. coli) in Water by Membrane Filtration Using membrane-Thermotolerant Escherichia coli Agar (mTEC) (PDF)(45 pp, 840 K, March 2010, 821-R-10-002)
- 1106.1: Enterococci in Water by Membrane Filtration Using membrane-Enterococcus-Esculin Iron Agar (mE-EIA) (PDF)(41 pp, 824 K, December 2009, 821-R-09-015)
- 1600: Enterococci in Water by Membrane Filtration Using membrane-Enterococcus Indoxyl-β-D-Glucoside Agar (mEI) (PDF)(43 pp, 589 K, December 2009, 821-R-09-016)
- 1603: Escherichia coli (E. coli) in Water by Membrane Filtration Using Modified membrane-Thermotolerant Escherichia coli Agar (Modified mTEC) (PDF)(42 pp, 511 K, December 2009, 821-R-09-007)
- 1604: Total Coliforms and Escherichia coli in Water by Membrane Filtration Using a Simultaneous Detection Technique (MI Medium) (PDF)(18 pp, 393 K, September 2002, 821-R-02-024)
- 1622: Cryptosporidium in Water by Filtration/IMS/FA (PDF)(75 pp, 1 MB, December 2005, 815-R-05-001)
- 1623: Cryptosporidium and Giardia in Water by Filtration/IMS/FA (PDF)(76 pp, 960 K, December 2005, 815-R-05-002)