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EWG's Tap Water Database — 2019 UPDATE

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Tritium

Wilmington

Tritium is a radioactive element emitted from nuclear reactors and weapons production plants. Radiation from tritium and other radioactive substances increases the risk of cancer. Click here to read more on radiological contaminants.

 

288

Samples

0

Samples exceeding legal limit (MCL)

126

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20121,063.22 pCi/L4725ND - 18,660.00 pCi/L
20131,163.10 pCi/L5236ND - 9,224.00 pCi/L
2014528.21 pCi/L4932ND - 2,800.00 pCi/L
2015405.48 pCi/L5049ND - 1,535.00 pCi/L
2016746.21 pCi/L4746ND - 4,884.00 pCi/L
2017455.51 pCi/L4316ND - 2,448.00 pCi/L

pCi/L = picocuries per liter

State and national drinking water standards and health guidelines

EWG Health Guideline 400 pCi/L

The EWG Health Guideline of 400 pCi/L for tritium was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

pCi/L = picocuries per liter

All test results

Date Lab ID Result
2012-01-03DWTR201204448ND
2012-01-09DWTR201204495ND
2012-01-17DWTR201204533ND
2012-01-23DWTR2012046111,310.00 pCi/L
2012-01-30DWTR2012ND
2012-02-06DWTR201204789767.00 pCi/L
2012-02-13DWTR201204796204.00 pCi/L
2012-04-022050627-01ND
2012-04-092050627-02676.00 pCi/L
2012-04-162050627-03ND
2012-04-232050627-04ND
2012-04-302050627-05ND
2012-05-072053663-01227.00 pCi/L
2012-05-142053663-0242.20 pCi/L
2012-05-212053663-0366.00 pCi/L
2012-05-312053663-04226.00 pCi/L
2012-06-042063741-01ND
2012-06-112063741-02421.00 pCi/L
2012-06-182063741-03ND
2012-06-262063741-04ND
2012-07-022080509-01ND
2012-07-092080509-021,429.00 pCi/L
2012-07-162080509-03ND
2012-07-232080509-04ND
2012-07-302080509-05ND
2012-08-062084284-01ND
2012-08-132084284-024,090.00 pCi/L
2012-08-202084284-031,108.00 pCi/L
2012-08-272084284-04ND
2012-09-032093676-01ND
2012-09-102093676-02ND
2012-09-172093676-03983.00 pCi/L
2012-09-242093676-04989.00 pCi/L
2012-10-012110172-012,399.00 pCi/L
2012-10-082110172-0218,660.00 pCi/L
2012-10-152110172-032,931.00 pCi/L
2012-10-222110172-041,589.00 pCi/L
2012-10-302110172-05ND
2012-11-052113481-011,680.00 pCi/L
2012-11-122113481-024,653.00 pCi/L
2012-11-192113481-03845.00 pCi/L
2012-11-262113481-04389.00 pCi/L
2012-12-033010315-011,427.00 pCi/L
2012-12-103010315-021,018.00 pCi/L
2012-12-173010315-031,842.00 pCi/L
2012-12-243010315-04ND
2012-12-313010315-05ND
2013-01-0730113720-01ND
2013-01-143013720-02ND
2013-01-213013720-031,298.00 pCi/L
2013-01-283013720-04777.00 pCi/L
2013-02-043023226-01263.00 pCi/L
2013-02-113023226-02ND
2013-02-183023226-03589.00 pCi/L
2013-02-253023226-041,029.00 pCi/L
2013-03-043033229-01ND
2013-03-113033229-02967.00 pCi/L
2013-03-183033229-03ND
2013-03-233033229-04452.00 pCi/L
2013-04-013050371-01ND
2013-04-083050371-021,358.00 pCi/L
2013-04-153050371-03582.00 pCi/L
2013-04-223050371-04ND
2013-04-293050371-05ND
2013-05-063053741-01895.00 pCi/L
2013-05-133053741-02888.00 pCi/L
2013-05-203053741-03396.00 pCi/L
2013-05-273053741-04585.00 pCi/L
2013-06-033063909-01ND
2013-06-103063909-02ND
2013-06-173063909-03ND
2013-06-243063909-041,242.00 pCi/L
2013-07-013080183-01634.00 pCi/L
2013-07-083080183-02ND
2013-07-153080183-03ND
2013-07-223080183-04967.00 pCi/L
2013-07-293080183-05370.00 pCi/L
2013-08-053084380-01765.00 pCi/L
2013-08-123084380-022,083.00 pCi/L
2013-08-123084380-032,625.00 pCi/L
2013-08-263084380-043,605.00 pCi/L
2013-09-023100802-019,224.00 pCi/L
2013-09-093100802-024,816.00 pCi/L
2013-09-163100802-038,437.00 pCi/L
2013-09-233100802-042,177.00 pCi/L
2013-09-303100802-051,998.00 pCi/L
2013-10-073111154-012,457.00 pCi/L
2013-10-143111154-021,011.00 pCi/L
2013-10-213111154-031,906.00 pCi/L
2013-10-283111154-041,843.00 pCi/L
2013-11-043121838-01739.00 pCi/L
2013-11-113121838-02ND
2013-11-183121838-03831.00 pCi/L
2013-11-253121838-04512.00 pCi/L
2013-12-024012082-01528.00 pCi/L
2013-12-094012082-021,135.00 pCi/L
2013-12-164012082-03ND
2013-12-234012082-04497.00 pCi/L
2013-12-304012082-05ND
2014-01-064021768-012,195.00 pCi/L
2014-01-134021768-022,800.00 pCi/L
2014-01-204021768-03632.00 pCi/L
2014-01-274021768-042,598.00 pCi/L
2014-02-034031712-011,612.00 pCi/L
2014-02-104031712-02551.00 pCi/L
2014-02-174031712-03711.00 pCi/L
2014-02-244031712-04ND
2014-03-034052404-01619.00 pCi/L
2014-03-104052404-02396.00 pCi/L
2014-03-174052404-03ND
2014-03-244052404-041,012.00 pCi/L
2014-03-314052404-05ND
2014-04-074052406-01760.00 pCi/L
2014-04-144052406-02380.00 pCi/L
2014-04-214052406-03ND
2014-05-024052406-04490.00 pCi/L
2014-05-0530123942001289.00 pCi/L
2014-05-1630123942002565.00 pCi/L
2014-05-2330123942003ND
2014-05-3030123942004ND
2014-06-063012394200562.10 pCi/L
2014-06-1330123942006494.00 pCi/L
2014-06-1830123942007822.00 pCi/L
2014-06-274083098-01376.00 pCi/L
2014-07-044083098-02134.00 pCi/L
2014-07-114083098-03557.00 pCi/L
2014-07-184083098-04639.00 pCi/L
2014-07-254083098-05714.00 pCi/L
2014-08-014083098-06862.00 pCi/L
2014-08-084083098-07809.00 pCi/L
2014-08-154091829-01ND
2014-08-224091829-02ND
2014-08-294091829-03739.00 pCi/L
2014-09-044091829-04ND
2014-09-124102818-01397.00 pCi/L
2014-09-194102818-02ND
2014-09-264102818-03865.00 pCi/L
2014-10-034102818-04286.00 pCi/L
2014-10-174111927-02347.00 pCi/L
2014-10-244111927-03ND
2014-11-074111927-051,074.00 pCi/L
2014-11-144122034-01ND
2014-11-214122034-021,095.00 pCi/L
2014-11-284122034-03ND
2014-12-054122034-04ND
2014-12-104122034-05ND
2014-12-195012122-01ND
2014-12-265012122-02ND
2015-01-025012122-03ND
2015-01-095012122-041,128.00 pCi/L
2015-01-165020851-01316.00 pCi/L
2015-01-235020851-02808.00 pCi/L
2015-01-305020851-031,024.00 pCi/L
2015-02-045020851-041,157.00 pCi/L
2015-02-135032738-01741.00 pCi/L
2015-02-205032738-021,535.00 pCi/L
2015-02-275032738-03305.00 pCi/L
2015-03-065032738-041,347.00 pCi/L
2015-03-135032738-0582.90 pCi/L
2015-03-195032738-06675.00 pCi/L
2015-04-105052308-03274.00 pCi/L
2015-04-175052308-04262.00 pCi/L
2015-04-245052308-0553.40 pCi/L
2015-05-015052308-06245.00 pCi/L
2015-05-095052308-0721.00 pCi/L
2015-05-155062101-01123.00 pCi/L
2015-05-225062101-0237.10 pCi/L
2015-05-295062101-03159.00 pCi/L
2015-06-055062101-04365.00 pCi/L
2015-06-115062101-05150.00 pCi/L
2015-06-195071717-01256.00 pCi/L
2015-06-255071717-025.57 pCi/L
2015-07-035071717-0320.00 pCi/L
2015-07-095071717-0411.40 pCi/L
2015-07-175082660-01273.00 pCi/L
2015-07-245082660-02366.00 pCi/L
2015-07-315082660-03646.00 pCi/L
2015-08-075082660-04904.00 pCi/L
2015-08-135082660-051,160.00 pCi/L
2015-08-215091792-01165.00 pCi/L
2015-08-285091792-02775.00 pCi/L
2015-09-045091792-03280.00 pCi/L
2015-09-105091792-04277.00 pCi/L
2015-09-185101456-011,194.00 pCi/L
2015-09-255101456-0265.40 pCi/L
2015-10-025101456-03133.00 pCi/L
2015-10-075101456-04190.00 pCi/L
2015-10-135112049-01385.00 pCi/L
2015-10-215112049-02592.00 pCi/L
2015-10-285112049-03203.00 pCi/L
2015-11-045112049-04153.00 pCi/L
2015-11-125112049-0595.40 pCi/L
2015-11-205120741-015.76 pCi/L
2015-11-275120741-02266.00 pCi/L
2015-12-025120741-0337.30 pCi/L
2015-12-116011043-01628.00 pCi/L
2015-12-186011043-02129.00 pCi/L
2015-12-256011043-03250.00 pCi/L
2016-01-016011043-04709.00 pCi/L
2016-01-066011043-05221.00 pCi/L
2016-01-156022002-01244.00 pCi/L
2016-01-206022002-02105.00 pCi/L
2016-01-276022002-03313.00 pCi/L
2016-02-056022002-04276.00 pCi/L
2016-02-106022002-0562.90 pCi/L
2016-02-176031859-01269.00 pCi/L
2016-02-266031859-0267.30 pCi/L
2016-03-046031859-03266.00 pCi/L
2016-03-086031859-04926.00 pCi/L
2016-03-186042517-01288.00 pCi/L
2016-03-256042517-02513.00 pCi/L
2016-04-076042517-041,083.00 pCi/L
2016-04-146042517-0584.60 pCi/L
2016-04-206052028-01690.00 pCi/L
2016-04-286052028-02905.00 pCi/L
2016-05-056052028-03305.00 pCi/L
2016-05-116052028-04346.00 pCi/L
2016-05-206060438-01672.00 pCi/L
2016-05-276060438-0238.20 pCi/L
2016-06-026060438-03640.00 pCi/L
2016-06-106071085-01910.00 pCi/L
2016-06-176071085-02298.00 pCi/L
2016-06-226071085-03297.00 pCi/L
2016-06-286071085-041,210.00 pCi/L
2016-07-066071085-051,103.00 pCi/L
2016-07-146081039-01341.00 pCi/L
2016-07-206081039-02240.00 pCi/L
2016-07-296081039-034,884.00 pCi/L
2016-08-046081039-041,029.00 pCi/L
2016-08-106091315-01857.00 pCi/L
2016-08-176091315-02258.00 pCi/L
2016-08-256091315-03335.00 pCi/L
2016-09-016091315-041,289.00 pCi/L
2016-09-086091315-051,409.00 pCi/L
2016-09-156101142-0144.10 pCi/L
2016-09-216101142-02238.00 pCi/L
2016-09-306101142-03254.00 pCi/L
2016-10-066101142-041,330.00 pCi/L
2016-11-096121454-053,479.00 pCi/L
2016-11-176121454-01367.00 pCi/L
2016-11-256121454-021,966.00 pCi/L
2016-12-076121454-04401.00 pCi/L
2016-12-157011875-021,608.00 pCi/L
2016-12-237011875-01ND
2016-12-307011875-031,901.00 pCi/L
2017-01-047011875-04ND
2017-01-117011875-05911.00 pCi/L
2017-01-197020475-01ND
2017-01-267020475-02ND
2017-02-027020475-03ND
2017-02-087032440-01ND
2017-02-167032440-02ND
2017-02-227032440-03ND
2017-03-017032440-04340.00 pCi/L
2017-03-087032440-051,017.00 pCi/L
2017-03-167032440-061,041.00 pCi/L
2017-03-247041068-01ND
2017-03-297041068-02ND
2017-04-057041068-03ND
2017-04-137050980-01581.00 pCi/L
2017-04-197050980-02585.00 pCi/L
2017-04-267050980-03ND
2017-05-037050980-04ND
2017-05-117060237-01ND
2017-05-247060237-02ND
2017-05-317060237-03ND
2017-06-087072749-01815.00 pCi/L
2017-06-147072749-02ND
2017-06-217072749-03ND
2017-06-287072749-04ND
2017-07-127072749-05ND
2017-07-197083667-01ND
2017-07-277083667-02ND
2017-08-037083667-03ND
2017-08-167083667-041,698.00 pCi/L
2017-09-137102477-011,947.00 pCi/L
2017-09-217102477-021,319.00 pCi/L
2017-10-047102477-031,893.00 pCi/L
2017-10-117102477-041,712.00 pCi/L
2017-11-017111996-022,246.00 pCi/L
2017-11-087111996-032,448.00 pCi/L
2017-11-157121503-01ND
2017-11-227121503-02274.00 pCi/L
2017-11-307121503-03760.00 pCi/L
2017-12-067121503-04ND
2017-12-148011965-01ND
2017-12-208011965-02ND
2017-12-288011965-03ND