State-certified laboratory

Washington Aqueduct Laboratory

Name: Washington Aqueduct Laboratory
Address: 5900 Macarthur Boulevard, N. W., Washington, DC, 20016-2514

5900 Macarthur Boulevard, N. W., Washington, DC, 20016-2514

Services listed in the certification record

Certified for: 1,4-DICHLOROBENZENE (P-DICHLOROBENZENE), CIS-1,2-DICHLOROETHENE, CHLORODIBROMOMETHANE, 1,2-DICHLOROETHANE (ETHYLENE DICHLORIDE), 1,1-DICHLOROETHYLENE, 1,2-DICHLOROPROPANE, TRANS-1,2-DICHLOROETHENE, ETHYLBENZENE, METHYLENE CHLORIDE (DICHLOROMETHANE), STYRENE, TETRACHLOROETHENE (PERCHLOROETHENE), TOLUENE, 1,2,4-TRICHLOROBENZENE, 1,1,2-TRICHLOROETHANE, TRICHLOROETHENE (TRICHLOROETHYLENE), BENZENE, BROMODICHLOROMETHANE, BROMOFORM, BERYLLIUM, CADMIUM, CHROMIUM, COPPER, LEAD, MERCURY, NICKEL, SELENIUM, THALLIUM, URANIUM (MASS), ANTIMONY, ARSENIC, BARIUM, ESCHERICHIA COLI (E COLI), SODIUM, TOTAL COLIFORMS, HETEROTROPHIC PLATE COUNT, NITRATE AS N, NITRITE AS N, FLUORIDE, BROMOACETIC ACID, CHLOROACETIC ACID, DIBROMOACETIC ACID, DICHLOROACETIC ACID, HALOACETIC ACIDS - FIVE (HAA5), TRICHLOROACETIC ACID (TCAA), NITRATE-NITRITE AS N, CARBON TETRACHLORIDE, CHLOROBENZENE, CHLOROFORM, XYLENE (TOTAL), TOTAL TRIHALOMETHANES (TTHMS), 1,1,1-TRICHLOROETHANE, VINYL CHLORIDE (CHLOROETHENE), 1,2-DICHLOROBENZENE (O-DICHLOROBENZENE)

1,4-DICHLOROBENZENE (P-DICHLOROBENZENE)CIS-1,2-DICHLOROETHENECHLORODIBROMOMETHANE1,2-DICHLOROETHANE (ETHYLENE DICHLORIDE)1,1-DICHLOROETHYLENE1,2-DICHLOROPROPANETRANS-1,2-DICHLOROETHENEETHYLBENZENEMETHYLENE CHLORIDE (DICHLOROMETHANE)STYRENETETRACHLOROETHENE (PERCHLOROETHENE)TOLUENE1,2,4-TRICHLOROBENZENE1,1,2-TRICHLOROETHANETRICHLOROETHENE (TRICHLOROETHYLENE)BENZENEBROMODICHLOROMETHANEBROMOFORMBERYLLIUMCADMIUMCHROMIUMCOPPERLEADMERCURYNICKELSELENIUMTHALLIUMURANIUM (MASS)ANTIMONYARSENICBARIUMESCHERICHIA COLI (E COLI)SODIUMTOTAL COLIFORMSHETEROTROPHIC PLATE COUNTNITRATE AS NNITRITE AS NFLUORIDEBROMOACETIC ACIDCHLOROACETIC ACIDDIBROMOACETIC ACIDDICHLOROACETIC ACIDHALOACETIC ACIDS - FIVE (HAA5)TRICHLOROACETIC ACID (TCAA)NITRATE-NITRITE AS NCARBON TETRACHLORIDECHLOROBENZENECHLOROFORMXYLENE (TOTAL)TOTAL TRIHALOMETHANES (TTHMS)1,1,1-TRICHLOROETHANEVINYL CHLORIDE (CHLOROETHENE)1,2-DICHLOROBENZENE (O-DICHLOROBENZENE)

Address5900 Macarthur Boulevard, N. W., Washington, DC, 20016-2514

Certification statuscertified

Certifying stateVirginia (VA)

Sample methodMail-in (laboratory is located in DC, certified in VA)

Source listOfficial state source

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Listing data fetched from the official source: 2026-09-02T14:05:33+00:00

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