| CASK |
Columbia Analytical Services, Inc., Kelso, WA |
| CASL |
Columbia Analytical Services, Inc., Canoga Park, CA |
| CASP |
Columbia Analytical Services, Inc., Phoenix, AZ |
| CASS |
Columbia Analytical Services, Inc., Simi Valley , CA |
| CAWL |
California Water Labs, Inc., Modesto, CA |
| CCEP |
CytoCulture Environmental, Point Richmond, CA |
| CCN |
Ceimic Corporation, Narragansett, RI |
| CEIG |
Cranmer Engineering, Inc. (CEI), Grass Valley, CA |
| CELG |
Calscience Envrionmental Laboratories, Inc., Garden Grove, CA |
| CELL |
Creek Environmental Laboratories, Inc., San Luis Obispo, CA |
| CELR |
Chevron Environmental Laboratory, Richmond, CA |
| CELS |
Chemical & Environmental Laboratories, Inc., Santa Fe Springs, CA |
| CESM |
Clean Earth Environmental Testing Lab, Santa Monica, CA |
| CFAW |
Cape Fear Analytical, LLC, Wilmington, NC |
| CFWM |
City of Fresno Wastewater Managment, Fresno, CA |
| CGGC |
City of Galt, Galt, CA |
| CGSP |
Clayton Group Services, Inc., Pleasanton, CA |
| CHEM |
Chemic Laboratory, San Diego, CA |
| CHHC |
City of Hayward, Hayward, CA |
| CHRP |
ChromaLab, Inc., Pleasanton, CA |
| CKY |
CKY Inc., Torrance, CA |
| CLGT |
Clinical Lab of San Bernardino, Grand Terrace, CA |
| CLIH |
Chaparral Laboratories, Inc., Huntsville, TX |
| CLSB |
Clinical Laboratory of San Bernardino, San Bernardino, CA |
| CLSL |
Centauri, Labs, San Luis Obispo, CA |
| CLSR |
California Laboratory Services, Rancho Cordova, CA |
| CLTP |
Clayton Environmental Consultants, Inc., Pleasanton, CA |
| COWL |
City of Watsonville Utilities Laboratory,Watsonville, CA |
| COYC |
City of Yuba City, Yuba City, CA |
| CPLP |
City of Porterville Laboratory, Porterville, CA |
| CRLB |
Century Refining (CENREF) Labs, Inc., Brighton, CO |
| CSML |
City of Santa Maria Wastewater Treatment Plant Laboratory, Santa Maria, CA |
| CSRW |
City of Santa Rosa Water, Santa Rosa, CA |
| CTB |
Enthalpy Analytical, LLC, Berkeley, CA |
| CTEP |
Cal Tech Environmental Laboratories, Inc., Paramount, CA |
| CTES |
Chemtek Environmental Laboratories, Santa Fe Springs, CA |
| CTLB |
CT Laboratories, Baraboo, WI |
| CTLM |
Cooper Testing Laboratory, Mountain View, CA |
| CWDC |
Camrosa Water District, Camarillo, CA |
| CWTB |
Commonwealth Technologies, Baraboo, WI |
| DAIT |
Denele Analytical, Inc., Turlock, CA |
| DCHM |
DataChem Laboratories, Inc., Salt Lake City, UT |
| DDEE |
DDEE (Dave Drilling and Environmental Engineering), Pittsburg, CA |
| DELB |
Delta Environmental Laboratories, Benicia, CA |
| DELS |
Delta Environmental Laboratories, San Jose, CA |
| DGIF |
Deerpoint Group, Inc., Fresno, CA |
| DHLR |
DHL Analytical, Round Rock, TX |
| DLIF |
Dellavalle Laboratory, Inc., Fresno, CA |
| DLLC |
Davy Laboratories, LaCrosse, WI |
| DLP |
Davi Laboratories, Pinole, CA |
| DMAC |
Del Mar Analytical, Colton, CA |
| DMAI |
Del Mar Analytical, Irvine, CA |
| DMAP |
Del Mar Analytical, Phoenix, AZ |
| DMP |
D & M Laboratories, Petaluma, CA |
| DOWL |
Dowl Engineering Alaska Test Labs, Anchorage, AK |
| DSRS |
Dublin San Ramon Services District, Pleasanton, CA |
| DTAS |
D-TEK Analytical Laboratories, Inc., San Diego, CA |
| DWDA |
Diamond Well Drilling, Auburn, CA |
| EAL |
Elite Analytical, Livermore, CA |
| EALS |
Entech Analytical Labs, Inc., Santa Clara, CA |
| EALY |
Entech Analytical Labs, Inc., Sunnyvale, CA |
| EAOR |
Eberline Analytical Corp., Oak Ridge, TN |
| EASL |
Environmental Analytical Services, Inc., Luis Obispo, CA |
| EATF |
Eurofins Air Toxics, LLC, Folsom, CA |
| EBA |
EBA |
| EBMU |
East Bay Municipal Utility District Laboratory, Oakland, CA |
| ECGB |
EnChem, Green Bay, WI |
| ECI |
EcoChem, Inc., Seattle, WA |
| ECIP |
Enviro-Chem, Inc., Pomona, CA |
| ECK |
EnChem, Kimberly, WI |
| ECLL |
Environmental Chemistry Lab at LLNL, Livermore, CA |
| ECNC |
Eurofins CEI, Cary,NC |
| ECSC |
ECS, Inc., Castle Rock, CO |
| EEAM |
Eurofins Eaton Analytical, Monrovia, CA |
| EEAS |
Eaton Analytical, South Bend, IN |
| EEIS |
Envirodyne Engineers, Inc., St. Louis, MO |
| EELR |
Excelchem Environmental Labs, Roseville, CA |
| EELS |
Environmental Engineering Laboratory, San Diego, CA |
| EFSP |
Environmental Field Services, LLC, Patterson, CA |
| ELIC |
Energy Laboratories, Inc., Casper, WY |
| ELMS |
EquoLogic, Monte Sereno, CA |
| EMAS |
EnviroMatrix Analytical, Inc., San Diego, CA |
| EMCM |
EMLab P&K, Costa Mesa, CA |
| EMLI |
EMLab, Irvine, CA |
| EMLN |
EMLab P&K, Cherry Hill, NJ |
| EMLS |
EMLab, San Bruno, CA |
| EMSP |
EMS Laboratories, Inc., Pasadena, CA |
| EMTI |
Environmental Monitoring and Technologies, Inc., Morton Grove, IL |
| EMWD |
Eastern Municipal Water District (EMWD), Perris, CA |
| EMXT |
EMAX Laboratories, Inc., Torrance, CA |
| ENED |
Enthalpy Analytical, LLC, El Dorado Hills, CA |
| ENMP |
Enthalpy Analytical, LLC, Mt. Pleasant, MI |
| ENSR |
ENSR International, Santa Ana, CA |
| ENTD |
Enthalpy Analytical, LLC, Durham, NC |
| ENWN |
Enthalpy Analytical, LLC, Wilmington, NC |
| EPA9 |
U.S. Environmental Protection Agency, Region 9 Lab, Richmond, CA |
| EQLS |
Environmental Quality Laboratory at UTC, San Jose, CA |
| ERAR |
Environmental Risk Assessors, Roseville, CA |
| ERDL |
ERD, Lawrence Livermore National Laboratory, Livermore, CA |
| ESAR |
Eurofins Spectrum Analytical, Inc. - RI Division, North Kingstown, RI |