|
Category |
Code |
Description |
Source |
Reference |
Low level method |
Active
|
Alias
|
Modified Date
|
|
Measurement
|
GWLMF
|
Groundwater level by float / shaft encoder / data logger
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLML
|
Groundwater level interpreted from geophysical logs
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMB
|
Groundwater level by analog (mechanical) recorder
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMH
|
Groundwater level by calibrated mechanical pressure-gage measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMZ
|
Groundwater level by other method
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMR
|
Groundwater level reported, method not known
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLME
|
Groundwater level, estimated
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMG
|
Groundwater level by mechanical pressure-gage measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMQ
|
Groundwater level by downhole mechanical pressure recorder (DST)
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMC
|
Groundwater level by calibrated airline measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMS
|
Groundwater level by steel tape measurement.
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMD
|
Groundwater level by float / digital punch tape
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMN
|
Groundwater level by nonrecording gage
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
USGS-FLOW
|
Streamflow reported by USGS from gaging station, using standard USGS procedures.
|
USGS
|
Wahl, K.L. et al., 1995. Stream-Gaging Program of the U.S. Geological Survey. USGS Circular 1123. http://water.usgs.gov/pubs/circ/circ1123/
|
|
Y
|
|
12/09/2004
|
|
Measurement
|
GWLMA
|
Groundwater level by airline measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMM
|
Groundwater level by manometer measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMV
|
Groundwater level by calibrated electric tape measurement
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMP
|
Groundwater level by pressure transducer
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Measurement
|
GWLMT
|
Groundwater level by electric tape measurement.
|
USGS
|
USGS, 1992. National Water Information System User's Manual, Ground-Water Site-Inventory System. http://waterdata.usgs.gov/nwis/
|
|
Y
|
|
12/06/2018
|
|
Analysis
|
EPA420.1M
|
Phenols by Spectrophotometry, modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/09/2023
|
|
Analysis
|
EPA-TO-15-SIM
|
Determination of Volatile Organic Compounds (VOCs) in Air Collected in Specially Prepared Canisters and Analyzed by Gas Chromatography/ Mass Spectrometry (GC/MS), Selective Ion Monitoring (SIM).
|
USEPA
|
EPA, 1999. Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air, Second Edition (EPA/625/R-96/010b). EPA Center for Environmental Research Information, Cincinnati, OH
|
N
|
Y
|
EPA-TO-15SIM
|
10/03/2023
|
|
Analysis
|
EPA200.9
|
Trace Elements by Stabilized Temperature Graphite Furnace Atomic Absorption (GFAA)
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Determination of Metals in Environmental Samples, Supplement 1 (EPA/600/R-94/111)
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA1694M
|
Pharmaceuticals and Personal Care Products in Water, Soil, Sediment, and Biosolids by HPLC/MS/MS, Modified
|
USEPA
|
U.S. EPA, Office of Water, Office of Science and Technology, Washington DC, EPA-821-R-08-002, Dec 2007, Modified
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA515.2
|
Determination of Chlorinated Acids in Water Using Liquid-Solid Extraction and Gas Chromatography (GC) with Electron Capture Detector, Revision 1.1
|
USEPA
|
EPA-TSC/NERL, 1995. Methods for the Determination of Organic Compounds in Drinking Water - Supplement III, EPA/600/R-95-131. Revision 1.1.
|
N
|
Y
|
|
10/12/2023
|
|
Analysis
|
EPA1668B
|
Chlorinated Biphenyls in Water, Soil, Sediment, Biosolids and Tissue by HRGC/HRMS, Revision B
|
USEPA
|
US EPA Office of Water, Office of Science and Technology, Engineering and Analysis Division, EPA-821-R-08-020, November 2008
|
Y
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA537.1-V1.0M
|
Determination of Selected Per- and Polyfluorinated Alkyl Substances (PFAS) in Drinking Water by Solid Phase Extraction and Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS), Version 1.0, Modified Method.
|
USEPA
|
Shoemaker, J. and Dan Tettenhorst. U.S. EPA, Office of Research and Development, National Center for Environmental Assessment, Washington, DC. EPA537.1, EPA/600/R-18/352, Version 1.0, 11/02/2018.
|
N
|
Y
|
|
10/14/2024
|
|
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)
|
N
|
Y
|
|
10/04/2023
|
|
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.
|
N
|
Y
|
|
10/16/2023
|
|
Analysis
|
EPA547-M
|
Glyphosate in Drinking Water by Direct-Aqueous-Injection HPLC, Post Column Derivitization, and Fluorescence Detection, Modified
|
USEPA
|
US EPA NERL, July 1990. Methods for the Determination of Organic Compounds in Drinking Water - Supplement I (EPA 600/4-90/020)
|
N
|
Y
|
|
10/16/2023
|
|
Analysis
|
EPA350.3M
|
Nitrogen as Ammonia (Potentiometric, Ion Selective Electrode), Modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/04/2023
|
|
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
|
N
|
Y
|
|
10/09/2023
|
|
Analysis
|
EPA1636
|
Determination of Hexavalent Chromium by Ion Chromatography
|
USEPA
|
US EPA Office of Water, Engineering and Analysis Division, Washington DC, 821/R-96-003, January 1996
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA501
|
1,2 Dichloropropane
|
USEPA
|
U.S. Environmental Protection Agency Office of Water
|
N
|
Y
|
|
10/12/2023
|
|
Analysis
|
EPA1103.1
|
E. coli and Enterococci in Water by Membrane Filtration using Modified mTEC2 Agar
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Microbiological and Chemical Exposure Assessment Research Division (MCEARD).
|
N
|
Y
|
|
10/03/2023
|
|
Analysis
|
EPA1668A
|
Chlorinated Biphenyls in Water, Soil, Sediment, Biosolids and Tissue by HRGC/HRMS, Revision A
|
USEPA
|
US EPA Office of Water, Engineering and Analysis Division, Revision A, EPA 821-R-00-002, December 1999.
|
Y
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA1600
|
Enterococci in Water by Membrane Filtration Using mEI Agar
|
USEPA
|
U.S. Environmental Protection Agency Office of Water, EPA-821-R-02-022
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA353.3
|
Nitrogen, Nitrate-Nitrite (Spectrophotometric, Cadmium Reduction)
|
USEPA
|
US EPA, 1974. National Exposure Research Laboratory (NERL). Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA-NPS-1
|
Determination of Nitrogen and Phosphorus-Containing Pesticides in Ground Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
|
USEPA
|
EPA, 1989/1992. Quality Assurance Project Plan For The National Pesticide Survey Of Drinking Water Wells Analytical Method 1, Section 9, Revision 4, EPA 810/B-92-010.
|
N
|
Y
|
|
10/03/2023
|
|
Analysis
|
EPA300.1
|
Determination of Inorganic Anions in Drinking Water by Ion Chromatography (IC)
|
USEPA
|
Methods for the Determination of Organic and Inorganic Compounds in Drinking Water, Volume 1 (EPA/815-R-00-014), Rev 1, 1997
|
N
|
Y
|
|
10/04/2023
|
|
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
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA-TO-17P
|
Determination of Volatile Organic Compounds in Ambient Air Using Passive Sampling onto Sorbent Tubes (Modified for Passive vs Active Sampling)
|
USEPA
|
EPA, 1999. Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air, Second Edition (EPA/625/R-96/010b). EPA Center for Environmental Research Information, Cincinnati, OH. Modified for passive vs active sampling.
|
N
|
Y
|
|
10/03/2023
|
|
Analysis
|
EPA160.4M
|
Residue, Volatile, Muffle Furnace, Gravimetric, Ignition at 550 Deg-C, modified
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA-TO-4A
|
Determination of Pesticides and Polychlorinated Biphenyls in Ambient Air Using HIGH Volume Polyurethane Foam (PUF) Sampling Followed by Gas Chromatographic/Multi-Detector Detection (GC/MD), Second Edition
|
USEPA
|
EPA, 1999. Compendium of Methods for the Determination of Toxic Organic Compounds in Ambient Air, Second Edition (EPA/625/R-96/010b). EPA Center for Environmental Research Information, Cincinnati, OH
|
N
|
Y
|
|
10/03/2023
|
|
Analysis
|
EPA1632A
|
Chemical Speciation of Arsenic in Water and Tissue by HGC/FAA, Revision A
|
USEPA
|
US EPA Office of Water, Engineering and Analysis Division, Washington DC, Revision A, 821-R-01-006, January 2001
|
N
|
Y
|
|
10/04/2023
|
|
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.
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPA220.1
|
Copper by Flame Atomic Absorption, Direct Aspiration
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/04/2023
|
|
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
|
N
|
Y
|
|
10/04/2023
|
|
Analysis
|
EPASOP-EMAB114.0
|
Improved Method for the Extraction and Analysis of Perfluorinated Compounds (PFCs) from Surface Waters and Well Water by Ultra-High Performance Liquid Chromatography (UPLC)-Tandem Mass Spectrometry (MS/MS).
|
USEPA
|
Human Exposure and Atmospheric Sciences Division, National Exposure Research Laboratory, Office of Research and Development, USEPA, March 13, 2009.
|
N
|
Y
|
|
10/16/2023
|
|
Analysis
|
EPA289.1
|
Zinc by Flame Atomic Absorption (AA), Direct Aspiration
|
USEPA
|
U.S.EPA National Exposure Research Laboratory (NERL), Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020)
|
N
|
Y
|
|
10/04/2023
|
|
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.
|
N
|
Y
|
|
10/04/2023
|
|
1537 records
|