Category |
Code |
Description |
Source |
Reference |
Active
|
Alias
|
Analysis
|
EPA1604
|
Total Coliform and E. coli in Water by Membrane Filtration using Simultaneous Detection
|
USEPA
|
U.S. Environmental Protection Agency Office of Water, EPA-821-R-02-024, September 2002.
|
Y
|
|
Analysis
|
EPA351.1
|
Nitrogen, Total, Kjeldahl, Colorimetric, Automated Phenol 600/4-79-020
|
USEPA
|
U.S. Environmental Protection Agency Office of Water.
|
Y
|
|
Analysis
|
EPA365.3M
|
Phosphorus, Orthophosphate; Colorimetric, Ascorbic Acid, Two Reagent low level cal. Modified.
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA410.1
|
Chemical Oxygen Demand, Titrimetric, Mid-Level
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA413.2
|
Oil and Grease, Infrared Spectrophotometric
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA351.4
|
Total Kjeldahl Nitrogen Potentiometric, Ion Selective Electrode
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA410.2
|
Chemical Oxygen Demand, Titrimetric, Low Level
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA413.1
|
Oil and Grease, Total Recoverable, Gravimetric, Separatory Funnel
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/4-79-020
|
Y
|
|
Analysis
|
EPA351.3
|
Total Kjeldahl Nitrogen Colorimetric, Titrimetric, Potentiometric
|
USEPA
|
U.S. Environmental Protection Agency Office of Water. 600/R-93-100
|
Y
|
|
Analysis
|
EPA1699M
|
Pesticides in water, soil, sediment, biosolids, and tissue by HRGC/HRMS, modified method
|
USEPA
|
U.S. Environmental Protection Agency, 2007, Method 1699: Pesticides in water, soil, sediment, biosolids, and tissue by HRGC/HRMS: USEPA, Washington, DC, EPA-821-R-08-001, 96 p.
|
Y
|
|
Analysis
|
EPA1699
|
Pesticides in water, soil, sediment, biosolids, and tissue by HRGC/HRMS
|
USEPA
|
U.S. Environmental Protection Agency, 2007, Method 1699: Pesticides in water, soil, sediment, biosolids, and tissue by HRGC/HRMS: USEPA, Washington, DC, EPA-821-R-08-001, 96 p.
|
Y
|
|
Analysis
|
EPA624.1
|
Purgables by Gas Chromatography/Mass Spectrometry (GC/MS), Revision 2016.
|
USEPA
|
U.S. Environmental Protection Agency, CWA Methods Team, EPA 821-R-16-008, 40CFR136A, December 2016.
|
Y
|
|
Analysis
|
EPA608.3
|
Organochlorine Pesticides and PCBs by Gas Chromatography with Halogen-Specific Detector (GC/HSD), Revision 2016.
|
USEPA
|
U.S. Environmental Protection Agency, CWA Methods Team, EPA 821-R-16-009, 40CFR136A, December 2016.
|
Y
|
|
Analysis
|
EPA1631E
|
Mercury in Water by Oxidation, Purge and Trap, and Cold Vapor Atomic Fluorescence Spectrometry, Revision E
|
USEPA
|
U.S. Environmental Protection Agency, Engineering and Analysis Division, Office of Science and Technology, EPA-821-R-02-019, August 2002. Replaces Revision C. http://www.epa.gov/waterscience/methods/1631.html
|
Y
|
|
Analysis
|
EPA1633Draft
|
Analysis of Per- and Polyfluoroalkyl Substances (PFAS) in Aqueous, Solid, Biosolids, and Tissue Samples by LC-MS/MS, Draft Method.
|
USEPA
|
U.S. Environmental Protection Agency, Office of Water, Office of Science and Technology, Engineering and Analysis Division, EPA 821-D-21-001, August 2021
|
Y
|
|
Analysis
|
EPA305.1
|
Acidity by Titration
|
USEPA
|
U.S. EPA 1979, National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA508.1
|
Chlorinated Pesticides, Herbicides, and Organohalides by Liquid-Solid Extraction and Electron Capture Gas Chromatography (GCECD)
|
USEPA
|
U.S. EPA 1995. Methods for the Determination of Organic Compounds in Drinking Water - Supplement III (EPA/600/R-95-131), Office of Ground Water and Drinking Water/Technical Support Center, Revision 2.0
|
Y
|
|
Analysis
|
EPA600R93A
|
Determination of Asbestos in Bulk Building Materials Using Polarized Light Microscopy (PLM) and Other Methods, EPA/600/R-93/116
|
USEPA
|
U.S. EPA Atmospheric Research and Exposure Assessment Lab, Research Triagle Park, NC, EPA/600/R-93/116, June 1993.
|
Y
|
|
Analysis
|
EPA218.6
|
Dissolved Hexavalent Chromium in Drinking Water, Groundwater, and Industrial Wastewater Effluents by Ion Chromatography
|
USEPA
|
U.S. EPA EMSL, ORD, Revision 3.3, EMMC Version, 1994
|
Y
|
|
Analysis
|
EPA1640
|
Metals and Trace Elements in Ambient Waters by On-Line Chelation and ICP-MS
|
USEPA
|
U.S. EPA Engineering and Analysis Division, April 1997. EPA Method Guidance CD-ROM (includes MCAWW Methods, and most current EPA Methods)
|
Y
|
|
Analysis
|
EPA1631C
|
Mercury in Water by Oxidation, Purge and Trap, and Cold Vapor Atomic Fluorescence Spectrometry, Revision C
|
USEPA
|
U.S. EPA Engineering and Analysis Division, Office of Science and Technology, 821/R-01-024, March 2001
|
Y
|
|
Analysis
|
EPA1625
|
Semivolatile Organic Compounds (BNA) by Isotope Dilution GC/MS
|
USEPA
|
U.S. EPA Engineering and Analysis Division, USEPA Headquarters, Washington, DC
|
Y
|
|
Analysis
|
EPA1625C
|
Semivolatile Organic Compounds (BNA) by Isotope Dilution GC/MS, Revision C
|
USEPA
|
U.S. EPA Engineering and Analysis Division, USEPA Headquarters, Washington, DC
|
Y
|
|
Analysis
|
EPA1625B
|
Semivolatile Organic Compounds (BNA) by Isotope Dilution GC/MS, Revision B
|
USEPA
|
U.S. EPA Engineering and Analysis Division, USEPA Headquarters, Washington, DC., Revision 40 CFR Part 136, Appendix A
|
Y
|
|
Analysis
|
EPA1638
|
Determination of Trace Elements in Ambient Waters by Inductively Coupled Plasma-Mass Spectrometry
|
USEPA
|
U.S. EPA Engineering and Analysis Division, Washington, DC, January 1996
|
Y
|
|
Analysis
|
EPA1638M
|
Determination of Trace Elements in Ambient Waters by Inductively Coupled Plasma-Mass Spectrometry, Modified
|
USEPA
|
U.S. EPA Engineering and Analysis Division, Washington, DC, January 1996
|
Y
|
|
Analysis
|
EPA351.4M
|
Nitrogen, Kjeldahl Total (Potentiometric, Ion Selective Electrode), Modified for Solids
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL)
|
Y
|
|
Analysis
|
EPA130.2
|
Hardness, Total (as CaCO3), Titrimetric, EDTA
|
Ecology-MEL
|
U.S. EPA National Exposure Research Laboratory (NERL) 600/4-79-020
|
Y
|
|
Analysis
|
EPA130.1
|
Hardness, Total (as CaCO3), Colorimetric, Automated EDTA
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL) 600/4-79-020
|
Y
|
|
Analysis
|
EPA376.2
|
Sulfide (Colorimetric, Methylene Blue)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), 1978. Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA349.0
|
Ammonia in Estuarine in Coastal Waters by Automated Colorimetry (Gas Segmented Continuous Flow Colorimetric Analysis)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), 1997, Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072), Revision 1.0
|
Y
|
|
Analysis
|
EPA366.0
|
Dissolved Silicate in Estuarine and Coastal Waters by Colorimetry (Gas Segmented Continuous Flow Colorimetric Analysis)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), 1997, Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072), Revision 1.0
|
Y
|
|
Analysis
|
EPA365.5
|
Orthophosphate in Estuarine and Coastal Waters by Colorimetry (Automated)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), 1997, Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072), Revision 1.4
|
Y
|
|
Analysis
|
EPA353.4
|
Nitrate and Nitrite in Estuarine and Coastal Waters by Automated Colorimetry (Gas Segmented Continuous Flow Colorimetric Analysis)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), 1997, Methods for Determination of Chemical Substances in Marine and Estuarine Matrices - 2nd Edition (EPA/600/R-97/072), Revision 2.0
|
Y
|
|
Analysis
|
EPA353.1
|
Nitrogen, Nitrate-Nitrite (Colorimetric, Automated Hydrazine Reduction)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Cincinnati, OH, Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA206.3
|
Arsenic by Gaseous Hydride Generation and Atomic Absorption (AA)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (EPA/600/4-79/020), 1974
|
Y
|
|
Analysis
|
EPA375.1
|
Sulfate (Colorimetric, Automated, Chloranilate)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA282.2
|
Tin by Graphite Furnace Atomic Absorption (GFAA)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
Y
|
|
Analysis
|
EPA375.4
|
Sulfate (Turbidimetric)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020), Issued 1971; Editorial Revision 1978
|
Y
|
|
Analysis
|
EPA375.2
|
Sulfate (Colorimetric, Automated, Methylthymol Blue, AA II)
|
USEPA
|
U.S. EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Inorganic Substances in Environmental Samples (EPA/600/R-93/100)
|
Y
|
|
Analysis
|
EPA531.1
|
Measurement of N-Methylcarbamoyloximes and N-Methylcarbamates in Water by Direct Aqueous Injection High Performance Liquid Chromatography (HPLC) with Post Column Derivitization
|
|
U.S. EPA Office of Ground Water and Drinking Water and National Exposure Research Laboratory (NERL), Cincinnati, OH, Methods for the Determination of Organic Compounds in Drinking Water - Supplement III (EPA/600/R-95-131)
|
Y
|
|
ANALYSIS
|
EPA531.1M
|
N-Methylcarbamoyloximes and N-Methylcarbamates in Water by Direct Aqueous Injection High Performance Liquid Chromatography (HPLC) with Post Column Derivitization, Revision 3.1, Modified
|
|
U.S. EPA Office of Ground Water and Drinking Water and National Exposure Research Laboratory (NERL), Cincinnati, OH, Methods for the Determination of Organic Compounds in Drinking Water - Supplement III (EPA/600/R-95-131), Revision 3.1, 1995
|
Y
|
|
Analysis
|
EPA515.4
|
Determination of Chlorinated Acids in Drinking Water by Liquid-Liquid Microextraction, Derivitization, and Fast Gas Chromatography with Electron Capture Detection
|
USEPA
|
U.S. EPA Office of Ground Water and Drinking Water, Technical Support Center (EPA-OGWDW/TSC), 2000. Methods for the Determination of Organic and Inorganic Compounds in Drinking Water, Volume 1 (EPA/815-R-00-014), Revision 1.0, April 2000.
|
Y
|
|
Analysis
|
EPA531.2
|
Measurement of N-Methylcarbamoyloximes and N-Methylcarbamates in Water by Direct Aqueous Injection HPLC With Postcolumn Derivitization
|
|
U.S. EPA Office of Ground Water and Drinking Water, Technical Support Center (EPA-OGWDW/TSC), 2001. (EPA 815-B-01-002), Revision 1.0, September 2001.
|
Y
|
|
Analysis
|
EPA314.0M
|
Determination of Perchlorate in Drinking Water Using Ion Chromatography, modified
|
USEPA
|
U.S. EPA Office of Ground Water and Drinking Water/Technical Support Center, Cincinnati, OH, Revision 1, November 1999.
|
Y
|
|
Analysis
|
EPA314.0
|
Determination of Perchlorate in Drinking Water Using Ion Chromatography
|
USEPA
|
U.S. EPA Office of Ground Water and Drinking Water/Technical Support Center, Cincinnati, OH, Revision 1, November 1999.
|
Y
|
|
Analysis
|
EPA504.1
|
1,2-Dibromoethane (EDB), 1,2-Dibromo-3-Chloro-Propane (DCBP), and 1,2,3-Trichloropropane (123TCP) in Water by Microextraction and Gas Chromatography
|
USEPA
|
U.S. EPA Office of Ground Water and Drinking Water/Technical Support Center, Methods for the Determination of Organic Compounds in Drinking Water - Supplement III (EPA/600/R-95-131), 1995
|
Y
|
|
Analysis
|
SW7473
|
Mercury in Solids and Solutions by Thermal Decomposition, Amalgamation, and Atomic Absorption Spectrophotometry, Revision 0
|
EPA SW846
|
U.S. EPA Office of Solid Waste SW-846, Test Methods for Evaluating Solid Waste, Physical/Chemical Methods, Revision 0, February 2007
|
Y
|
|
Analysis
|
SW7010
|
Metals by Graphite Furnace Atomic Absorption (GFAA) Spectrophotometry, Revision 0
|
EPA SW846
|
U.S. EPA Office of Solid Waste SW-846, Test Methods for Evaluating Solid Waste, Physical/Chemical Methods, Revision 0, February 2007.
|
Y
|
|
Preparation
|
SW1311
|
Toxicity Characteristic Leaching Procedure (TCLP), Revision 0
|
|
U.S. EPA Office of Solid Waste SW-846, Test Methods for Evaluating Solid Waste, Physical/Chemical Methods, Revision 0, July 1992.
|
Y
|
|
1504 records
|