Valid Values - Methods



     
  
  
   
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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Analysis LOI-USDA-Wright2008 Loss-on-Ignition (LOI) Method to Assess Soil Organic Carbon in Calcareous Everglades Wetlands. Wright, A. L, Wang, Y., & Reddy, K. (2008). Loss-on-Ignition Method to Assess Soil Organic Carbon in Calcareous Everglades Wetlands. Communications in soil science and plant analysis, 39, 3074-3083. https://pubag.nal.usda.gov/catalog/1455731 Y CNEU461 03/10/2021
Collection LITTORAL-UNKNOWN Visual survey of, or rake collection from unknown area of littoral zone Ecology-EAP Parsons, J., 2011. Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers. Ecology publication 11-03-106, July 2011. Y CNEU461 03/05/2014
Collection LITTORAL-MOST Visual survey of, or rake collection from 50% or more of littoral zone Ecology-EAP Parsons, J., 2011. Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers. Ecology publication 11-03-106, July 2011. Y CNEU461 03/05/2014
Collection LITTORAL-LIMITED Visual survey of, or rake collection from less than 50% of littoral zone Ecology-EAP Parsons, J., 2011. Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers. Ecology publication 11-03-106, July 2011. Y CNEU461 03/05/2014
Collection LITTORAL-ALL Visual survey of, or rake collection from entire littoral zone Ecology-EAP Parsons, J., 2011. Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers. Ecology publication 11-03-106, July 2011. Y CNEU461 03/05/2014
Analysis LIPIDS Lipids Ecology-MEL Y CNEU461 04/20/2017
Analysis or Measurement LENGTH Length of item(s) by measuring device (ruler, tape, or board) N Y mbac461 09/04/2024
Bioassay Lee-EPA89 Guidance Manual: Bedded Sediment BioaccumulationTests, EPA 600/X-89/302 Lee, H. II, B.L. Boese, J. Pelletier, M. Winsor, D.T. Specht, and R.C. Randall. 1989. Guidance Manual: Bedded Sediment BioaccumulationTests. September 1989. USEPA, 600/X-89/302. Y CNEU461 01/24/2011
Analysis KRONE89 Butyltins in Sediment and Tissue, Krone et al., 1989 Ecology-MEL Krone, C.A., D.W. Brown, D.G. Burrows, R.G. Bogar, S.-L. Chan and U. Varanasi, 1989. A method for analysis of butyltin species and the measurement of butyltins in sediment and English sole livers from Puget Sound. Marine Environmental Research, 27:1-18. Y CNEU461 04/20/2017
Analysis KOLPIN01-3 Pharmaceuticals in Wastewater by Solid Phase Extraction (SPE) with HPLC-MS and Selected Ion Monitoring (SIM) Kolpin, D.W., et al., 2002. Pharmaceuticals, Hormones, and Other Organic Wastewater Contaminants in U.S. Streams, 1999 – 2000: A National Reconnaissance. Environmental Science and Technology 36:1202-1211. Method 3. Y CNEU461 08/25/2006
Collection KICKNET Macroinvertebrate collection, kick net Y CNEU461 10/26/2005
Analysis KEROUEL1997 Fluorometric determination of ammonia in sea and estuarine waters by direct segmented flow analysis Kerouel, R, and Alain Aminot. Marine Chemistry, Volume 57, Issues 3-4, July 1997, Pages 265-275 Y CNEU461 08/16/2011
Collection KEMMER-SS Bottle, Kemmerer, Stainless Steel Y CNEU461 12/18/2008
Collection KEMMER-PVC Bottle, Kemmerer, PVC Y CNEU461 10/26/2005
Collection KEMMER-BRS Bottle, Kemmerer, brass Y CNEU461 10/26/2005
Collection KEMMER-ACRYLIC Bottle, Kemmerer, Clear Acrylic Y CNEU461 12/18/2008
Analysis KEIL2009 Analysis of Cooking Spices in Natural Waters by Gas Chromatography/Mass Spectrometry (GC/MS) and Selective Ion Monitoring (SIM) Keil R., and Neibauer J., 2009, Limnology and Oceanography Methods, 7: 848-855. Y CNEU461 08/16/2011
Analysis KECL-SOP740V1 Lipids by Pulsed Sonication, King County Environmental Lab SOP King County Environmental Lab, Seattle WA. Standard Operation Procedure 740V1, 12/21/2006. Y KCSOP740V1 CNEU461 09/29/2016
Analysis KCEL-SOP781 Brominated Diphenyl Ethers in Water Soil, Sediment and Tissue by GC/MS-NCI (negative chemical ionization). King County Environmental Lab, Organics Unit, Seattle, WA, SOP 781, 2015 Y CNEU461 05/23/2016
Analysis KCEL-SOP7085 Per- and Polyfluoroalkyl Substances (PFAS) in Tissue by High Performance Liquid Chromatography with Tandem Mass Spectrometry Detection (HPLC-MS/MS). King County Environmental Lab, Organics Unit, Seattle, WA, SOP 7085, 2021 Y CNEU461 11/16/2022
Analysis KCEL-SOP604v8 Instrumental Analysis for Mercury in Environmental Samples by Cold Vapor Atomic Absorption Spectrometry (incorporates elements of EPA245.1 rev. 3, SW7470, SW7471B and PSEP-MET97). King County Environmental Lab, Seattle, WA, SOP 604v8, 03/01/2017. N Y CNEU461 01/16/2025
Analysis KCEL-SOP563 Bacteroides in Environmental Waters by Membrane Filtration and qPCR King County Environmental Lab, Microbiology Unit, Seattle, WA, SOP 563, 2013 Y CNEU461 05/28/2014
Analysis KCEL-SOP466 Anatoxin-a by High Performance Liquid Chromatography with Tandem Mass Spectrometry Detection (HPLC-MS/MS) King County Environmental Lab, Aquatic Toxicology Section, Seattle, WA, SOP 466, 2013 Y CNEU461 01/13/2014
Analysis KCEL-SOP457 Anatoxin-a by High Performance Liquid Chromatography with Fluorescence Detector (HPLC-FD) King County Environmental Lab, Aquatic Toxicology Section, Seattle, WA, Draft SOP 457, 2009. Y CNEU461 03/02/2011
Analysis JIANG96 Speciation Analysis of Organotin and Organogermanium Compounds by On-column Capillary Gas Chromatography with Flame Photometric Detection using Quartz Surface-Induced Luminescene Jiang, G.B. et al. 1996. Journal of Chromatography A, 727, pp. 119-129. Y CNEU461 11/01/2006
Analysis JGOFS94-CH8 The Determination of Nitrite, Nitrate +Nitrite, Orthophosphate and Reactive Silicate in Seawater using continuous Flow Analysis. Knap, A., A. Michaels, A. Close, H. Ducklow and A. Dickson (eds.). 1996. Protocols for the Joint Global Ocean Flux Study (JGOFS) Core Measurements. JGOFS Report Nr. 19, vi+170 pp. Reprint of the IOC Manuals and Guides No. 29, UNESCO 1994. Y CNEU461 10/08/2013
Measurement ITI455 Innerspace Technology 455 single frequency survey depth sounder (accuracy of 0.2 m with 0.1 m measurement resolution) Innerspace Technology, Inc., Carlstadt, N.J., (201) 933-1600, http://www.innerspacetechnology.com Y CNEU461 05/22/2007
Preservation IspAlcohol Isopropyl Alcohol Y CNEU461 01/05/2004
Measurement ISO-7027-1:2016A Turbidity by Nephelometry (part 1A) ISO 7027-1:2016, Water quality, Determination of turbidity, Part 1: Quantitative methods, ISO/TC 147/SC 2, Physical, chemical and biochemical methods, 13.060.60, Examination of physical properties of water Y CNEU461 12/12/2018
Analysis ISO-13320:2009 Particle/grain size distribution by laser diffraction for solid and liquid matrices ISO 13320:2009, Particle Size Analysis – Laser Diffraction Methods, International Organization for Standardization, Geneva, Switzerland, Corrected version 2009-12-01 Y CNEU461 03/17/2014
Measurement ISE-NO3 Ion-Selective Electrode Probe for Field Measurement of Nitrate Ions in Water Y CNEU461 06/10/2014
Measurement ISE-NH4 Ion-Selective Electrode Probe for Field Measurement of Ammonium Ions in Water Y CNEU461 06/10/2014
Measurement ISE-Cl Chloride by Silver Chloride Ion-Selective Electrode Y ISE-Chloride CNEU461 06/10/2014
Collection INVRT-MISC Macroinvertebrate collection, unspecified Y CNEU461 10/26/2005
Analysis INT-PED-SW-EPA1668C In Situ Determination of Surface Water Polychlorinated Biphenyls (PCBs) Using Polyethylene Device (PED) Passive Sampler Deployed for 30 Days, Analyzed by EPA 1668C (Chlorinated Biphenyls in Water, Soil, Sediment, Biosolids and Tissue by HRGC/HRMS, Revision C), and Equilibrium Corrected Based on Performance Reference Compounds (PRC). Integral Consulting Inc. Based on Gschwend P, MacFarlane J, Palaia K, Reichenbacher S, Gouveia D. 2012. Passive PE Sampling in Support of In Situ Remediation of Contaminated Sediments. ESTCP Project ER-200915, Version 1, December 2012. N Y mbac461 08/26/2024
Analysis INT-LB17-AXYS-MLA021 Ex Situ Determination of Porewater Polycyclic Aromatic Hydrocarbons (PAHs) in Field-Collected Sediment Using Polyethylene Device (PED) Passive Sampler, Shaken for 30 Days in Lab, Analyzed by AXYS MLA-021 Rev 12 (PAH, Alkylated PAH and Alkanes in Sediment, Tissue, Water Hexane Extracts, XAD Resin and Filter Samples by GC/MS), and Equilibrium Corrected Based on Performance Reference Compounds (PRC). Integral Consulting Inc. September 2017. SOP-LB-17. Based on USEPA/SERDP/ESTCP. 2017. Laboratory, Field, and Analytical Procedures for using Passive Sampling in the Evaluation of Contaminated Sediments: User's Manual. EPA/600/R-16/357. Y mbac461 08/26/2024
Analysis INT-LB16-EPA1668C Ex Situ Determination of Porewater Polychlorinated Biphenyls (PCBs) in Field-Collected Sediment Using Polyethylene Device (PED) Passive Sampler, Shaken for 30 Days in Lab, Analyzed by EPA 1668C (Chlorinated Biphenyls in Water, Soil, Sediment, Biosolids and Tissue by HRGC/HRMS, Revision C), and Equilibrium Corrected Based on Performance Reference Compounds (PRC). Integral Consulting Inc. October 2017. SOP-LB-16. Based on USEPA/SERDP/ESTCP. 2017. Laboratory, Field, and Analytical Procedures for using Passive Sampling in the Evaluation of Contaminated Sediments: User's Manual. EPA/600/R-16/357. Y mbac461 08/26/2024
Collection INSITU-SPE Active Integrative Sampler with In Situ Solid Phase Extraction (SPE) disk or cartridge. Y CNEU461 02/07/2019
Analysis IKONOMOU02 Gas Chromatography - High Resolution Mass Spectrometry (GC-HRMS) Based Method for the Simultaneous Determination of Nine Organotin Compounds in Water, Sediment, and Tissue Ikonomou, M.G., M. Fernandez, T. He, and D.A. Cullon. 2002. Journal of Chromatography A, 975(2):319-333. Y CNEU461 10/31/2006
Measurement IFGA-METER Infrared Dual Wavelength Internal Cell Gas Analyzer/Field Meter (for percent CH4, CO2, O2) Y IGA-METER CNEU461 08/16/2018
Analysis IDEXX-Enterolert IDEXX Laboratories Enterolert Test Kit Procedure for Enterococci in Water IDEXX IDEXX Laboratories, One IDEXX Drive, Westbrook, ME 04092, 1-800-321-0207, www.idexx.com, Revision 1999 Y CNEU461 04/20/2011
Preparation ID-COUNT-PREP500 500-organism count from minimum 2 of 30 6x6 cm square sub-sampling grid. Prepped in alcohol prior to observation under a dissecting microscope. Y CNEU461 03/29/2017
Analysis ID-COUNT-LEVEL3 Level 3 (Lowest Possible Level) Identification and Count for Benthic Samples from Hard-Bottomed Wadable Streams Pacific Northwest Aquatic Monitoring Partnership (PNAMP); Northwest Standard Taxonomic Effort (NWSTE), https://www.pnamp.org/document/5210, January 2013 Y CNEU461 03/23/2017
Analysis ID-COUNT-LEVEL2 Level 2 (Lowest Practical Level) Identification and Count for Benthic Samples from Hard-Bottomed Wadable Streams Pacific Northwest Aquatic Monitoring Partnership (PNAMP); Northwest Standard Taxonomic Effort (NWSTE), https://www.pnamp.org/document/5210, January 2013 Y CNEU461 03/23/2017
Analysis ID-COUNT-LEVEL1 Level 1 (Coarsest Level) Identification and Count for Benthic Samples from Hard-Bottomed Wadable Streams Pacific Northwest Aquatic Monitoring Partnership (PNAMP); Northwest Standard Taxonomic Effort (NWSTE), https://www.pnamp.org/document/5210, January 2013 Y CNEU461 03/23/2017
Analysis ID-COUNT Identification and Count of Individuals Generic method - use a more specific method if you have one. Y COUNT CNEU461 03/23/2017
Analysis IATROSCAN6 Lipids by Iatroscan® MK-6 thin-layer chromatography-flame ionization detector (TLC-FID). Mitsubishi Kagaku Iatron, Inc., Tokyo, Japan, http://www.mk-iatron.jp/english/ Y CNEU461 11/07/2007
Analysis I-4600-85 Total Phosphorus - Colorimetric, Automated, Ascorbic Acid (USGS) U.S. Geological Survey (USGS) Branch of Information Service, Box 25286, MS 417, Federal Center, Denver, CO 80225-0286, Phone: 303-202-4700 Y CNEU461 01/16/2004
Analysis I-3765 Total Suspended Solids, residue dried at 105 deg C, gravimetric (USGS) Methods for the Determination of Inorganic Substances in Water and Fluvial Sediments, Techniques of Water-Resources Investigations of the United States Geological Survey, Book 5, Chapter A1 Edited by Marvin J. Fishman and Linda C. Friedman. Revison 1985 Y CNEU461 05/22/2006
Analysis I-2700-85 Silica, Dissolved, Colorimetric, Molybdate Blue, Automated-Segmented Flow (ASF) (USGS) Methods for the Determination of Inorganic Substances in Water and Fluvial Sediments, Techniques of Water-Resources Investigations of the United States Geological Survey, Book 5, Chapter A1, Rev 1989. Y CNEU461 05/22/2006
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