| RPTI |
Robison-Prezioso, Inc., Treasure Island, CA |
| RRCA |
City of Reedley, Reedley, CA |
| RRIS |
Raven Research, Inc., Santa Rosa, CA |
| RRMS |
Remedial Risk Management (RRM), Inc., Santa Cruz, CA |
| RRR |
Richard Ryan, Roseville, CA |
| RRSB |
Cnty. Santa Barbara PWD Resource Recov. & Waste Mngmt. Div., CA |
| RSAA |
Rosengarten, Smith, and Associates, Austin, TX |
| RSAH |
Richard C. Slade & Associates, North Hollywood, CA |
| RSCL |
Ralph Stone & Company, Inc., Los Angeles, CA |
| RSHD |
RS&H, Inc., Dallas, TX |
| RSIS |
Remedial Solutions, Inc., San Leandro, CA |
| RSNP |
Remediation Sciences, Inc., New Port Beach, CA |
| RSWD |
Running Springs Water District, Running Springs, CA |
| RTDS |
Remediation Testing and Design, Inc., Santa Cruz, CA |
| RTHA |
R.T. Hicks Consultants Ltd., Albuquerque, NM |
| RTI |
Research Triangle Institute, Research Triangle Park, NC |
| RTSB |
Redwine Testing Services, Inc., Bakersfield, CA |
| RTSM |
RAMTOX, Santa Monica, CA |
| RUEI |
Rubicon Engineering Corporation, Irvine, CA |
| RWJC |
RWJ Consulting, Chugiak, AK |
| RWLE |
Regional Water Reclamation Facility, Lake Elsinore, CA |
| RWMV |
Riverside County Waste Management Dept., Moreno Valley, CA |
| RWQD |
Regional Water Quality Control Board, CA |
| RWSF |
Rick Widebrook, Reg. Geol., San Francisco, CA |
| SAAM |
Studemeister and Associates, Menlo Park, CA |
| SACS |
Sacramento Area Sewer District, Sacramento, CA |
| SAGS |
Strata-Analysts Group, Signal Hill, CA |
| SAIB |
Science Applications International Corporation, Bellevue, WA |
| SAIC |
Science Applications International Corporation |
| SANL |
Sandia National Laboratories, California, Livermore, CA |
| SAO |
Schutze & Associates, Oakland, CA |
| SARB |
Santa Ana Regional Water Quality Control Board, Riverside, CA |
| SASB |
Space Age Solutions, Brisbane, CA |
| SASD |
Salida Sanitary District, Salida, CA |
| SBA |
Streamborn, Albany, CA |
| SBFC |
San Bernardino Flood Control, CA |
| SBIC |
Sterogene Bioseparations, Inc., Carlsbad, CA |
| SBSB |
San Bernardino County, San Bernardino, CA |
| SBWR |
South Bay Water Reclamation Plant (SBWRP), San Diego, CA |
| SCAF |
SCA Environmental, Inc., San Francisco, CA |
| SCDA |
Sacramento County Department of Airports, Sacramento, CA |
| SCDM |
Sequoia Construction & Development, Inc., Martinez, CA |
| SCEC |
Southern California Edison, Catalina, CA |
| SCEM |
Solano County Department of Environmental Management, CA |
| SCEO |
SC Environmental, Inc., Ontario, CA |
| SCER |
Southern California Edison, Rosemead, CA |
| SCFC |
SEECOM, Foster City, CA |
| SCGL |
SoCalGas, Los Angeles, CA |
| SCIL |
Subsurface Consultants, Inc., Lafayette, CA |
| SCIN |
Subsurface Consultants, Inc., Napa, CA |
| SCIO |
Subsurface Consultants, Inc., Oakland, CA |
| SCIS |
Subsurface Consultants, Inc., San Francisco, CA |
| SCIV |
Stantec Consulting, Inc., Las Vegas, NV |
| SCLC |
Stantec Consulting, Lincoln, CA |
| SCLG |
Stantec Consulting, Inc., Los Gatos, CA |
| SCLW |
Soil Control Lab, Watsonville, CA |
| SCOR |
Sewerage Commission - Oroville Region, Oroville, CA |
| SCPW |
Shasta County Department of Public Works, Redding, CA |
| SCS |
USDA Soil Conservation Service |
| SCSC |
Stantec Consulting Corp., Sacramento, CA |
| SCSD |
SCS Engineers, Dublin, CA |
| SCSE |
SCS Engineers, Sacramento, CA |
| SCSL |
SCS Engineers, Long Beach, CA |
| SCSP |
SCS Engineers, Pleasanton, CA |
| SCSS |
SCS Engineers, Santa Rosa, CA |
| SCST |
Southern California Soil & Testing, Inc., San Diego, CA |
| SCTF |
See's Consulting & Testing, Fresno, CA |
| SCVW |
Santa Clara Valley Water District, San Jose, CA |
| SCWC |
Stantec Consulting Corp., Walnut Creek , CA |
| SCWD |
Sunnyslope County Water District, Hollister, CA |
| SDCP |
Sierra Delta Consultants LLC, Paso Robles, CA |
| SDES |
City of San Diego, Env. Services Dept., San Diego, CA |
| SDGE |
San Diego Gas & Electric, San Diego, CA |
| SDH |
Simpson Drilling Co., Hilmar, CA |
| SDLM |
County of San Diego, Landfill Management, San Diego, CA |
| SDMC |
SDM Consulting, LLC, San Jose, CA |
| SDVE |
SDV Engineering and Construction, JV, San Diego, CA |
| SEB |
Soil Enterprises, Inc., Brentwood, CA |
| SEBP |
Stratus Environmental, Buena Park, CA |
| SEC |
Soil Exploration Company, St. Paul, MN |
| SECC |
Sierra Environmental Sampling, Camino, CA |
| SECO |
Sequoia Environmental Corporation, Oakland, CA |
| SECP |
Stratus Environmental, Cameron Park, CA |
| SECV |
Schaaf Environmental Consulting, Ventura, CA |
| SECY |
Sentinel Environmental, Canyon Country, CA |
| SEEP |
SOMA Environmental Engineering, Inc., Pleasanton, CA |
| SEER |
SOMA Environmental Engineering, Inc., San Ramon, CA |
| SEFS |
Strongarm Environmental Field Services, Inc., Norwalk, CA |
| SEGF |
Salem Engineering Group, Fresno, CA |
| SEGL |
Smith-Emery GeoServices, Los Angeles, CA |
| SEHB |
Stratus Environmental, Inc., Huntington Beach, CA |
| SEIB |
Systems Engineering, Inc., Brea, CA |
| SEIK |
Soils Engineering, Inc., Bakersfield, CA |
| SEIO |
Sigma Engineering, Inc., Oxnard, CA |
| SEIS |
Sierra Environmental, Inc., Santa Clara, CA |
| SEJP |
San Elijo Joint Powers Authority, Cardiff by the Sea, CA |
| SELB |
Specialty Earth Sciences, LLC, Long Beach, CA |
| SELV |
Summit Environmental Systems, Leona Valley, CA |
| SEMC |
SEMCO, Redwood City, CA |
| SEMS |
Sierra Environmental Monitoring, Sparks, NV |