810  CORPS OF ENGINEERS
 1028  GEOLOGICAL SURVEY
 1060  BUREAU OF RECLAMATION
 2000  ENVIRONMENTAL PROTECTION AGENCY
 3315  TENNESSEE VALLEY AUTHORITY
 6020  SANTA CLARA VALLEY WATER DISTRICT, CALIFORNIA
 9706  CALIFORNIA
 9713  GEORGIA
 9719  IOWA
 9720  KANSAS
 9721  KENTUCKY
 9724  MARYLAND
 9740  OKLAHOMA
 9754  WEST VIRGINIA
 9755  WISCONSIN
 9801  PRIVATE LABORATORY
 9804  FLORIDA DEPARTMENT OF POLLUTION CONTROL
 9808  SOUTHWEST FLORIDA WATER MANAGEMENT DISTRICT
 9810  REEDY CREEK IMPROVEMENT DISTRICT, FLORIDA
 9813  PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL RESOURCES
 9816  CALIFORNIA DEPARTMENT OF WATER RESOURCES
 9820  SUFFOLK COUNTY DEPARTMENT OF HEALTH, NY
 9821  SUFFOLK COUNTY DEPARTMENT OF ENVIR. CONTROL, NY
 9827  ARKANSAS DEPARTMENT OF POLLUTION CONTROL AND ECOLOGY
 9831  UNIVERSITY OF IOWA, STATE HYGIENIC LABORATORY
17002  ILLINOIS ENVIRONMENTAL PROTECTION AGENCY (IEPA)
17003  ILLINOIS STATE WATER SURVEY (ISWS)
29001  MISSOURI DEPT OF NATURAL RESOURCES, DIV OF ENVIR. QUALITY
30030  MONTANA DEPT. OF HEALTH/ENV. SCIENCES, WATER QUALITY BUREAU
31001  NEBRASKA DEPARTMENT OF ENVIRONMENTAL CONTROL LABORATORY
38002  NORTH DAKOTA STATE WATER COMMISSION
38003  NORTH DAKOTA STATE HEALTH DEPARTMENT
39001  HEIDELBERG COLLEGE QW LAB, TIFFIN, OHIO
80010  USGS ATLANTA CENTRAL LABORATORY, GA
80020  USGS DENVER CENTRAL LABORATORY, CO
80113  DISTRICT WATER-QUALITY LAB, TUSCALOOSA, ALABAMA
80513  DISTRICT WATER-QUALITY LAB, LITTLE ROCK, ARKANSAS
80613  DISTRICT WATER-QUALITY LAB, SACRAMENTO, CALIFORNIA
81213  DISTRICT WATER-QUALITY LAB, OCALA, FLORIDA
81341  GEORGIA STATE NATURAL RESOURCES DEPARTMENT
81513  DISTRICT WATER-QUALITY LAB, HONOLULU, HAWAII
81700  USGS - ILLINOIS DISTRICT
82013  DISTRICT RESEARCH WATER-QUALITY LAB, LAWRENCE, KS
82041  KANSAS STATE DEPARTMENT OF HEALTH AND ENVIRONMENT
84113  DISTRICT WATER-QUALITY LAB, PORTLAND, OREGON
84213  DISTRICT WATER-QUALITY LAB, HARRISBURG, PENNSYLVANIA
85113  HEADQUARTERS TRITIUM LAB, RESTON, VIRGINIA
85116  VIRGINIA DIVISION OF CONSOLIDATED LABORATORY SERVICES
85411  DISTRICT WATER-QUALITY LAB, CHARLESTON, WV
85641  WYOMING DEPARTMENT OF AGRICULTURE
99999  OTHER