| HGSL |
HydroGeo Spectrum Lab, Los Angeles, CA |
| HEGS |
Hartman Environmental Geoscience, Solana Beach, CA |
| HEAA |
Hall Environmental Analysis Laboratory, Albuquerque, NM |
| HALB |
Halcyon Laboratories, Bakersfield, CA |
| H2MM |
H2M Labs, Inc., Melville, NY |
| GPLG |
GPL Laboratories, LLLP, Gaithersburg, MD |
| GLES |
Galson Laboratories, E. Syracuse, NY |
| GGHO |
G.G. Hatch Isotope Laboratories, Ottawa, Ontario, Canada |
| GENC |
GTEL Environmental Labs, Inc., Concord, CA |
| GELC |
General Engineering Laboratories, Inc., Charleston, SC |
| GCAL |
Gulf Coast Analytical Lab, Baton Rouge, LA |
| GBLR |
Great Basin Laboratories, Inc., Reno, NV |
| GALM |
GeoAnalytical Laboratories, Inc., Modesto, CA |
| FPAO |
Field Portable Analytical, Inc., Orangevale, CA |
| FORA |
Forensic Analytical |
| FGLV |
Fruit Growers Laboratory, Inc., Visalia, CA |
| FGLS |
Fruit Growers Laboratory, Inc., San Luis Obispo, CA |
| FGLE |
FGL Environmental, Santa Paula, CA |
| FGLC |
Fruit Growers Laboratory, Inc., Chico, CA |
| FGL |
Fruit Growers Laboratory, Inc., Stockton, CA |
| FGIS |
Frontier Geosciences, Inc., Seattle, WA |
| FBIS |
Friedman & Bruya, Inc., Seattle, WA |
| FAED |
Frontier Analytical, El Dorado Hills, CA |
| EXOV |
EXOVA, Santa Fe Springs, CA |
| EUCT |
Eurofins Calscience, Tustin, CA |
| ETCS |
ETC, Santa Rosa, CA |
| ESTI |
Environmental Support Technologies, Inc., Irvine, CA |
| ESR |
Eberline Services, Richmond, CA |
| ESMT |
Eurofins Specialty Metals Testing, Tacoma, WA |
| ESC |
Environmental Science Corporation, Mount Juliet, TN |
| ESBR |
E. S. Babcock & Sons, Inc., Riverside, CA |
| ESAR |
Eurofins Spectrum Analytical, Inc. - RI Division, North Kingstown, RI |
| ERDL |
ERD, Lawrence Livermore National Laboratory, Livermore, CA |
| ERAR |
Environmental Risk Assessors, Roseville, CA |
| EQLS |
Environmental Quality Laboratory at UTC, San Jose, CA |
| EPA9 |
U.S. Environmental Protection Agency, Region 9 Lab, Richmond, CA |
| ENWN |
Enthalpy Analytical, LLC, Wilmington, NC |
| ENTD |
Enthalpy Analytical, LLC, Durham, NC |
| ENSR |
ENSR International, Santa Ana, CA |
| ENMP |
Enthalpy Analytical, LLC, Mt. Pleasant, MI |
| ENED |
Enthalpy Analytical, LLC, El Dorado Hills, CA |
| EMXT |
EMAX Laboratories, Inc., Torrance, CA |
| EMWD |
Eastern Municipal Water District (EMWD), Perris, CA |
| EMTI |
Environmental Monitoring and Technologies, Inc., Morton Grove, IL |
| EMSP |
EMS Laboratories, Inc., Pasadena, CA |
| EMLS |
EMLab, San Bruno, CA |
| EMLN |
EMLab P&K, Cherry Hill, NJ |
| EMLI |
EMLab, Irvine, CA |
| EMCM |
EMLab P&K, Costa Mesa, CA |
| EMAS |
EnviroMatrix Analytical, Inc., San Diego, CA |
| ELMS |
EquoLogic, Monte Sereno, CA |
| ELIC |
Energy Laboratories, Inc., Casper, WY |
| EFSP |
Environmental Field Services, LLC, Patterson, CA |
| EELS |
Environmental Engineering Laboratory, San Diego, CA |
| EELR |
Excelchem Environmental Labs, Roseville, CA |
| EEIS |
Envirodyne Engineers, Inc., St. Louis, MO |
| EEAS |
Eaton Analytical, South Bend, IN |
| EEAM |
Eurofins Eaton Analytical, Monrovia, CA |
| ECSC |
ECS, Inc., Castle Rock, CO |
| ECNC |
Eurofins CEI, Cary,NC |
| ECLL |
Environmental Chemistry Lab at LLNL, Livermore, CA |
| ECK |
EnChem, Kimberly, WI |
| ECIP |
Enviro-Chem, Inc., Pomona, CA |
| ECI |
EcoChem, Inc., Seattle, WA |
| ECGB |
EnChem, Green Bay, WI |
| EBMU |
East Bay Municipal Utility District Laboratory, Oakland, CA |
| EBA |
EBA |
| EATF |
Eurofins Air Toxics, LLC, Folsom, CA |
| EASL |
Environmental Analytical Services, Inc., Luis Obispo, CA |
| EAOR |
Eberline Analytical Corp., Oak Ridge, TN |
| EALY |
Entech Analytical Labs, Inc., Sunnyvale, CA |
| EALS |
Entech Analytical Labs, Inc., Santa Clara, CA |
| EAL |
Elite Analytical, Livermore, CA |
| DWDA |
Diamond Well Drilling, Auburn, CA |
| DTAS |
D-TEK Analytical Laboratories, Inc., San Diego, CA |
| DSRS |
Dublin San Ramon Services District, Pleasanton, CA |
| DOWL |
Dowl Engineering Alaska Test Labs, Anchorage, AK |
| DMP |
D & M Laboratories, Petaluma, CA |
| DMAP |
Del Mar Analytical, Phoenix, AZ |
| DMAI |
Del Mar Analytical, Irvine, CA |
| DMAC |
Del Mar Analytical, Colton, CA |
| DLP |
Davi Laboratories, Pinole, CA |
| DLLC |
Davy Laboratories, LaCrosse, WI |
| DLIF |
Dellavalle Laboratory, Inc., Fresno, CA |
| DHLR |
DHL Analytical, Round Rock, TX |
| DGIF |
Deerpoint Group, Inc., Fresno, CA |
| DELS |
Delta Environmental Laboratories, San Jose, CA |
| DELB |
Delta Environmental Laboratories, Benicia, CA |
| DDEE |
DDEE (Dave Drilling and Environmental Engineering), Pittsburg, CA |
| DCHM |
DataChem Laboratories, Inc., Salt Lake City, UT |
| DAIT |
Denele Analytical, Inc., Turlock, CA |
| CWTB |
Commonwealth Technologies, Baraboo, WI |
| CWDC |
Camrosa Water District, Camarillo, CA |
| CTLM |
Cooper Testing Laboratory, Mountain View, CA |
| CTLB |
CT Laboratories, Baraboo, WI |
| CTES |
Chemtek Environmental Laboratories, Santa Fe Springs, CA |
| CTEP |
Cal Tech Environmental Laboratories, Inc., Paramount, CA |
| CTEC |
CT&E Environmental Services, Inc., Charleston, WV |
| CTE |
CT&E Environmental Services, Inc., Anchorage, AK |
| CTB |
Enthalpy Analytical, LLC, Berkeley, CA |