Valid Values - Methods



     
  
  
   
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Category Code Description Source Reference Low level method Active Alias Modified By Modified Date
Analysis O-2134-01 Determination of Four Selected Mosquito Insecticides & a Synergist in Water Using LLE & GC/MS (USGS) Zimmerman, L.R., Strahan, A.P., and Thurman, E.M., 2001, U.S. Geological Survey Open-File Report 01-273, 11 p. Y CNEU461 01/26/2006
Measurement BIOHabitatMetric035 The percent of the sample made up of organisms that consume other organsims. Y chmo483 06/04/2012
Collection PONAR-STD Grab sampler, Ponar, standard Y CNEU461 10/24/2005
Collection VANVEEN60L Grab sampler, Van Veen, 60 liter Y CNEU461 10/20/2005
Preparation Unrinsed Specimen not rinsed prior to analysis. Y CNEU461 04/12/2004
Measurement TEMPTEP Temperature by Triethyl Phosphate Thermometer Y CNEU461 03/10/2004
Measurement BIOHabitatMetric017 Percent of sample composed of Ephemeroptera, Plecoptera, and Trichoptera Y chmo463 06/04/2012
Measurement BIOHabitatMetric032 Number of Plecoptera Taxa present in the sample Y chmo468 06/04/2012
Collection VANVEEN.20 Grab sampler, Van Veen, 0.20 m2 Y CNEU461 10/24/2005
Measurement BIOHabitatMetric025 Ratio of Hydropsychidae/Trichoptera within the sample, represents the relative abundance of pollution tolerant caddisflies. Y chmo465 06/04/2012
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 CNEU461 10/27/2016
Preparation GRINDER Tissue ground by grinder, food processor, or blender Y CNEU461 03/21/2014
Collection PUMP-BLADDER Pump, bladder Y PUMP-BLDR CNEU461 07/23/2014
Collection COMP-LAKE Water sample, transect/horizontal composite samples collected by pumping lake water through a tube Washington Department of Ecology Environmental Assessment Program Y CNEU461 10/30/2009
Measurement COND-METER Specific Conductivity, field meter N Y CONDMETER KKIN461 04/12/2024
Collection BAILER-PVC Bailer, PVC Y BAIL-PVC CNEU461 07/23/2014
Measurement Barometer-aneroid Barometric pressure using aneroid barometer N Y BARO CNEU461 08/17/2023
Collection SEDTRAP Suspended sediment / suspended particulate matter (SPM) trap, type undifferentiated Y CNEU461 07/08/2015
Analysis SWRI-ORD-GC/ECD Ordnance Compounds by Gas Chromatograph with Electron Capture Detection (GC/ECD) Southwest Research Institute, 1992. San Antonio, TX, proprietary method. Y CNEU461 10/07/2014
Measurement SECCHI-L 20 cm diameter black and white limnological style Secchi disk depth of visibility Y SECCHIM CNEU461 01/03/2012
Collection PUMP-SUBMERSIBLE Pump, submersible electric Y PUMP-SUB CNEU461 07/23/2014
Collection SED-CENTRIFUGE Suspended sediment / suspended particulate matter (SPM) by centrifuge, continuous flow composite Y CENTRIF CNEU461 04/23/2015
Measurement PH-METER pH by field meter/electrode N Y PHMETER KKIN461 04/12/2024
Collection SED-INTEGRATING Suspended sediment / suspended particulate matter (SPM) by depth or point integrating sampler Y SED-INTGR CNEU461 04/23/2015
Analysis SWRI-ORD-HPLC Picric and Picramic Acid Ordnance Compounds by High-Performance Liquid Chromatography (HPLC) Southwest Research Institute, 1992. San Antonio, TX, proprietary method Y CNEU461 10/07/2014
Measurement EH-METER Eh (Oxidation-Reduction Potential (ORP) or REDOX potential) by field meter/electrode N Y EHMETER KKIN461 04/12/2024
Measurement TEMPTHERM Temperature by thermistor Generic, technology-based method. Use in place of instrument-specific methods. If you wish, put instrument-specific info in comment field. Y CNEU461 06/23/2016
Analysis or Measurement WEIGHT Weight of item(s) by scale N Y KKIN461 09/04/2024
Collection PUMP-HYDROSTAR Pump, HydroStar piston or similar Y PUMP-HYDRO CNEU461 07/23/2014
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 CALCNH3UN Is calcualted from NH4, pH and Temperature. Y mbac461 08/26/2024
Collection FISH-POISON Fish collection, poison Y CNEU461 05/27/2015
Analysis LORENZEN66 In Vitro Determination of Chlorophyll a and Pheophytin a in Marine and Freshwater Algae by Fluorescence Lorenzen, C.J., 1966. A method for the continuous measurement of vivo chlorophyll concentration. Deep-Sea Res. 13: 223-227. Y CNEU461 06/23/2016
Collection BAILER-STAINLESS Bailer, stainless steel Y BAIL-SS CNEU461 07/23/2014
Measurement SECCHI-O 30 cm diameter all-white oceanographic style Secchi disk depth of visibility Y SECCHIO CNEU461 01/03/2012
Analysis or Measurement FISHAGE Fish age determined using various aging structures - Jearld (1983) & Fletcher et al. (1993) N Y mbac461 09/04/2024
Collection BAILER-TEFLON Bailer, Teflon Y BAIL-TEF CNEU461 07/23/2014
Measurement RatingCurve Streamflow reported using stage-discharge rating curve N Y RATING CNEU461 08/21/2023
Measurement TURB-METER Turbidity Meter N Y TURBM KKIN461 10/02/2024
Analysis or Measurement UNKNOWN Unknown method - only for historic data or results where the method can't be determined. N Y KKIN461 09/04/2024
Analysis or Measurement LENGTH Length of item(s) by measuring device (ruler, tape, or board) N Y mbac461 09/04/2024
Collection PUMP-PERISTALTIC Pump, peristaltic Y PUMP-PERIS CNEU461 07/23/2014
Measurement CALC_FLOW Streamflow by calculation. Y mbac461 08/26/2024
Analysis EPA377.1 Sulfite (Titrimetric) EPA, 1974. Methods for the Chemical Analysis of Water and Wastes (MCAWW) (EPA/600/4-79/020). Editorial revision, 1978. Y CNEU461 10/07/2014
Analysis AirToxics71 Air Toxics Method 71, Siloxanes Air Toxics Ltd., 180 Blue Ravine Road, Folsom, CA. 1-800-985-5955 Y CNEU461 11/07/2011
Preparation FILTER.70um-GFF Water sample filtered with 0.70 micron (micrometer) glass fiber filter (GFF) Y FILTER.70M-GFF KKIN461 01/29/2016
Analysis CAS-MET-TISP-FD-TS Freeze-drying tissue for total solids determination, Columbia Analytical Services Standard Operating Procedure for Tissue Sample Preparation, SOP No. MET-TISP, Columbia Analytical Services, 2007 Y CNEU461 11/02/2012
Measurement FLOW-VENTURIM Flow by modified Venturi tube Y CNEU461 04/08/2010
Collection GRAB-YOUNG.70 Grab sampler, Young, 0.70 m2 Y CNEU461 07/16/2012
Analysis AOAC-2007.01 Pesticide Residues in Foods by Acetonitrile Extraction and Partitioning with Magnesium Sulfate by Gas Chromatography/Mass Spectrometry (GC/MS) and Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS), First Action 2007. AOAC International, 481 North Frederick Avenue, Suite 500, Gaithersburg, Maryland 20877-2417 USA, 1-800-379-2622, http://www.aoac.org/, 2007. Y AOAC2007.01 CNEU461 12/29/2022
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1504 records