ALABAMA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(334) 271-7773
Department of Environmental Management
Drinking Water Branch
PO Box 301463
Montgomery, AL 36130-1463
ALASKA online listing Chemistry
online listing Microbiology ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(907) 790-2169, fax (907)929-7335
Chemistry: (970) 375-8210
Microbiology: (907) 375-8209
Department of Environmental Conservation
5251 Hinkle Road
Anchorage, AK 99507
ARIZONA online listing
(602) 364-0728
Department of Health Services
Laboratory Licensure and Certification
250 N. 17th Avenue
Phoenix, AZ 85007
ARKANSAS
(501) 661-2220
Public Health Laboratories
Arkansas Division of Health, H47
4815 West Markham Street
Little Rock, AR 72219
CALIFORNIA online
listing
(213) 580-5731
California Department of Health Services
1449 West Temple Street, Room 231
Los Angeles, CA 90026
COLORADO online
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(303) 692-3291
Department of Public Health and Environment
8100 East Lowry Blvd.
Denver, CO 80230-6928
CONNECTICUT
online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(860) 509-7389
Department of Public Health
Environmental Health - Labratory Certification Program
P.O. Box 340308
410 Capital Avenue, Mail Stop # 51LAB
Hartford, CT 06106
DELAWARE online listing
Chemicals, Microbes & Radionuclides: (302) 739-5410
Radon: (302) 739-4731
Delaware Public Health Lab
30 Sunnyside Road
P.O. Box 1047
Smyrna, DE 19977-1047
FLORIDA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
Chemicals & Microbes: (904) 791-1599
Radionuclides: (407) 297-2095
Radon: (850) 245-4288 or (800) 543-8279
Department of Health and Rehabilitative Services
1217 N. Pearl Street
Jacksonville, FL 32202
GEORGIA
(404) 656-4807
Georgia Department of Natural Resources
Drinking Water Permitting Program
Floyd Towers, East Suite 1362
205 Butler Street, SE
Atlanta, GA 30334
GUAM
(671) 475-1664
Monitoring Services Division
Guam Environmental Protection Agency
15-6101 Mariner Avenue, Tiyan,
Tiyan, Guam 96913
(mailing address:
PO Box 22439 GMF,
Barrigada, Guam 96921)
HAWAII online listing
Chemicals: (808) 453-6679, fax (808) 453-6685
State of Hawaii Department of Health
Environmental Chemistry Section
2725 Waimano Home Road
Pearl City, HI 96782
Microbes: (808) 453-6601, fax (808) 453-6612
State of Hawaii Department of Health
Environmental Microbiology Section
2725 Waimano Home Road
Pearl City, HI 96782
IDAHO online listing
(208) 334-2235
Manager, Environmental Section
State of Idaho Department of Health and Welfare
2220 Old Penitentiary Road
Boise, ID 83712-8299
ILLINOIS online
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Chemicals: (217) 782-6455
Illinois Environmental Protection Agency
P.O. Box 19276
1021 North Grand Ave., East
Springfield, IL 62794-9276
Microbes: (217) 782-6562
online listing
Illinois Department of Public Health, Division of Laboratories
Environmental Laboratory Evaluation Unit
P.O. Box 19435
825 North Rutledge
Springfield, IL 62794-9435
Radionuclides: (217) 786-6363
Illinois Department of Nuclear Safety
1301 Knotts Street
Springfield, IL 62703
INDIANA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
Chemicals & Radionuclides: (317) 233-8071
Microbes: (317) 233-8072
Department of Health, Medical Services Building
635 North Barnhill Drive
Indianapolis, IN 46202
Radon: (317) 233-7146
Department of Health
2 North Meridian
Indianapolis, IN 46204
IOWA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(515) 725-0341
Department of Natural Resources
Water Quality Bureau
401 SW 7th St., Suite M
Des Moines, IA 50309-4611
KANSAS online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(785) 296-1639
Health and Environmental Laboratory
Department of Health and Environment
Forbes Field, Building #740
Topeka, KS 66620-0001
KENTUCKY online listing
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(502) 564-6121
Department of Environmental Protection
100 Sower Blvd., Suite 104
Frankfort, KY 40601
LOUISIANA
(504) 219-4664
24 Hour Number: (504) 458-9537
State Laboratory
Louisiana Department of Health and Hospitals
3101 West Napoleon Ave
Metairie, LA 70001
MAINE online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(207) 287-1929
Department of Health and Human Services
Division of Health Engineering, Bureau of Health
State House, Station 11
286 Water Street, 3rd Floor
Augusta, ME 04333
MARYLAND online
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(410) 537-3712
Department of the Environment
Water Supply Program
1800 Washington Boulevard, Suite 450
Baltimore, MD 21230
MASSACHUSETTS online
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(978) 682-5237
Radiochemistry: (617) 983-6870
Department of Environmental Protection
William X. Wall Experiment Station
37 Shattuck Street
Lawrence, MA 01843
MICHIGAN online
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(517) 335-8812
Department of Environmental Quality
3423 N. Martin Luther King Jr. Boulevard
P.O. Box 30195
Lansing, MI 48909
MINNESOTA online
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Chemicals, Microbes & Radionuclides: (651) 201-5323
Radon: (800) 383-9808
Department of Health
601 Robert Street North
P.O. Box 64899
St. Paul, MN 55164-0899
MISSISSIPPI online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
Chemicals & Microbes: (601) 576-7518
Radon & Radionuclides: (601) 987-6893 or (800) 626-7739
State Department of Health
P.O. Box 1700
Jackson, MS 39215-1700
MISSOURI online listing
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(573) 751-1077 or (800) 334-6946
Public Drinking Water Program
Department of Natural Resources
P.O. Box 176
Jefferson City, MO 65102
MONTANA online listing
(406) 444-2642
DPHHS Environmental Laboratory
1400 Broadway Rm. B-219
Helena, MT 59620
NEBRASKA
(402) 471-2122
Division of Laboratories
Department of Health and Human Services
P.O. Box 2755
Lincoln, NE 68502
NEVADA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(775) 687-9491
Division of Environmental Protection
Department of Conservation and Natural Resources
901 S. Stewart Street, Suite 4001
Carson City, NV 89701-5249
NEW HAMPSHIRE online listing
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(603) 271-2998
Department of Environmental Services
Environmental Laboratory Accreditation Program
P.O. Box 95
29 Hazen Drive
Concord, NH 03302
NEW JERSEY
(609) 292-3950
Office of Quality Assurance
Department of Environmental Protection
P.O. Box 424
Trenton, NJ 08625
NEW MEXICO online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(505) 827-7536
Drinking Water Bureau
Environment Department
525 Camino de las Marquez, Suite 4
Santa Fe, NM 87501
NEW YORK online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(518) 485-5570
Department of Health
Wadsworth Center
Empire State Plaza
P.O. Box 509
Albany, NY 12201-0509
NORTH CAROLINA
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Chemicals & Microbes: (919) 733-7308
Radionuclides & Radon: (919) 571-4141
Department of Health & Human Services
Lab Services
P.O. Box 28047
Raleigh, NC 27611
NORTH DAKOTA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
Chemistry
North Dakota Department of Health
Laboratory Services Division – Chemistry
P.O. Box 937
Bismarck, ND 58502-0937
Microbiology
North Dakota Department of Health
Laboratory Services Division – Microbiology
P.O. Box 937
Bismarck, ND 58502-0937
OHIO online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(614) 644-4245
Ohio Environmental Protection Agency
Division of Environmental Services
8995 East Main Street
Reynoldsburg, OH 43068
OKLAHOMA online
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Chemicals & Microbes: (405) 702-1024
Radon: (405) 702-1000
Department of Environmental Quality
Box 1677
Oklahoma City, OK 73101-1677
OREGON online listing
(503) 229-5505
State Public Health Laboratory
1717 South West 10th Avenue
Portland, OR 97201
PACIFIC ISLANDS
(415) 744-1594
U.S. EPA Region 9
Pacific Insular Area Programs
75 Hawthorne Street
San Francisco, CA 94105
PENNSYLVANIA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(717) 346-7200
Department of Environmental Protection
Bureau of Laboratories
2575 Interstate Drive
Harrisburg, PA 17110-9332
PUERTO RICO
(787) 274-7711 or 7713
Medical Center
Institute of Health Laboratory
Builing A Old Psychiatric Hospital
P.O. Box 70184
San Juan, PR 00936-8184
RHODE ISLAND online
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(401) 222-5578
Department of Health
50 Orms Street
Providence, RI 02904
SOUTH CAROLINA
(803) 896-0970
Department of Health & Environmental Control
P.O. Box 72
State Park, SC 29147
SOUTH DAKOTA online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(605) 773-3754
SD Department of Environment & Natural Resources
Joe Foss Building
523 E. Capitol
Pierre, SD 57501
TENNESSEE online listing PDF file ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(615) 532-0183
Department of Environmental Conservation
6th Floor, L&C Tower
401 Church Street
Nashville, TN 37243-1549
TEXAS online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(512) 239-3518
TCEQ, MC 176
P.O. Box 13087
Austin, TX 78711-3087
UTAH online listing ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
(801) 584-8469
Utah Department of Health
Division of Laboratory Services
46 North Medical Drive
Salt Lake City, UT 84113-1105
VERMONT online listing
(802) 863-7335
Department of Health
195 Colchester Avenue
Burlington, VT 05402-1125
VIRGIN ISLANDS
(340) 773-0565, extension 2274
Department of Planning and Natural Resources
45 Mars Hill
Frederiksted, VI 00840
VIRGINIA online
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(804) 648-4480
Laboratory Certification Officer
600 North Fifth Street
Richmond, VA 23219
WASHINGTON online
listing
(360) 895-6144
Laboratory Accreditation Section
Washington State Department of Ecology
P.O. Box 488
Manchester, WA 98353-0488
WEST VIRGINIA online listing PDF ![Exit EPA Disclaimer](https://webarchive.library.unt.edu/web/20081006111348im_/http://www.epa.gov/epafiles/images/epafiles_misc_exitepadisc.gif)
Chemicals: (304) 965-2694
Office of Laboratory Services
Bureau of Public Health
Environmental Chemistry Laboratory
4710 Chimney Drive, Suite G
Charleston, WV 25302
Microbiology (304) 558-3530
Office of Laboratory Services
Environmental Microbiology Laboratory
167 11th Avenue
South Charleston, WV 25303
WISCONSIN online listing
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(608) 266-0245
Wisconsin Department of Natural Resources
101 S. Webster Street, TS-6
P.O. Box 7291
Madison, WI 53707-7921
WYOMING
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(303) 312-6984
Drinking Water Laboratory Certification program
U.S. EPA Region 8, TMS-Q
1595 Wynkoop Street
Denver, CO 80202-1129