Know Your Environment. Protect Your Health.

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.

 

247

Samples

0

Samples exceeding legal limit (MCL)

108

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018805.96 pCi/L5135ND - 3,820.00 pCi/L
2019652.50 pCi/L5229ND - 3,079.00 pCi/L
2020432.89 pCi/L5319ND - 2,763.00 pCi/L
2021949.66 pCi/L4636ND - 3,700.00 pCi/L
2022370.23 pCi/L1412ND - 1,104.00 pCi/L
2023375.45 pCi/L3110ND - 2,542.00 pCi/L

pCi/L = picocuries per liter

State, National, and Health Guidelines for Drinking Water

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
2018-01-048011965-04ND
2018-01-108011965-05ND
2018-01-188021387-01ND
2018-01-258021387-021,695.00 pCi/L
2018-02-018021387-031,948.00 pCi/L
2018-02-078021387-042,300.00 pCi/L
2018-02-158032794-01435.00 pCi/L
2018-02-228032794-021,860.00 pCi/L
2018-03-018032794-03ND
2018-03-148032794-05444.00 pCi/L
2018-03-228041244-0146.40 pCi/L
2018-03-288041244-02ND
2018-04-048041244-0314.60 pCi/L
2018-04-128052183-01ND
2018-04-188052183-02ND
2018-04-268052183-03188.00 pCi/L
2018-05-028052183-04739.00 pCi/L
2018-05-098052183-051,103.00 pCi/L
2018-05-178062789-011,314.00 pCi/L
2018-05-248062789-05345.00 pCi/L
2018-05-308062789-02ND
2018-06-068062789-031,316.00 pCi/L
2018-06-138062789-04ND
2018-06-218072445-01568.00 pCi/L
2018-06-288072445-02324.00 pCi/L
2018-07-038072445-03340.00 pCi/L
2018-07-118072445-04467.00 pCi/L
2018-07-188082037-011,447.00 pCi/L
2018-07-268082037-021,181.00 pCi/L
2018-08-028082037-03ND
2018-08-088082037-04ND
2018-08-168090930-011,935.00 pCi/L
2018-08-238090930-02588.00 pCi/L
2018-08-308090930-031,153.00 pCi/L
2018-09-058090930-042,051.00 pCi/L
2018-09-138101337-012,135.00 pCi/L
2018-09-178101337-022,073.00 pCi/L
2018-09-278101337-031,221.00 pCi/L
2018-10-038101337-041,652.00 pCi/L
2018-10-108111760-011,288.00 pCi/L
2018-10-188111760-023,820.00 pCi/L
2018-10-258111760-03505.00 pCi/L
2018-11-018111760-042,205.00 pCi/L
2018-11-078111760-05ND
2018-11-168121319-01394.00 pCi/L
2018-11-238121319-02ND
2018-11-298121319-03ND
2018-12-058121319-04ND
2018-12-139010486-011,427.00 pCi/L
2018-12-209010486-02ND
2018-12-279010486-03582.00 pCi/L
2019-01-039010486-04ND
2019-01-109022680-01ND
2019-01-179022680-02781.00 pCi/L
2019-01-239022680-031,517.00 pCi/L
2019-02-019022680-05ND
2019-02-079022680-04ND
2019-02-139022680-06ND
2019-02-219031305-01ND
2019-02-279031305-02ND
2019-03-069031305-03929.00 pCi/L
2019-03-149041446-01291.00 pCi/L
2019-03-219041446-02ND
2019-03-289041446-03ND
2019-04-039041446-04ND
2019-04-119052295-01ND
2019-04-189052295-02ND
2019-04-249052295-03ND
2019-05-019052295-04ND
2019-05-089052295-05ND
2019-05-169061395-01ND
2019-05-229061395-02ND
2019-05-309061395-031,745.00 pCi/L
2019-06-059061395-04373.00 pCi/L
2019-06-139072574-01236.00 pCi/L
2019-06-199072574-02254.00 pCi/L
2019-06-279072574-03856.00 pCi/L
2019-07-039072574-04ND
2019-07-109072574-05255.00 pCi/L
2019-07-179081952-011,684.00 pCi/L
2019-07-249081952-02ND
2019-07-319081952-03ND
2019-08-079081952-042,762.00 pCi/L
2019-08-159101006-012,746.00 pCi/L
2019-08-219101006-023,079.00 pCi/L
2019-08-289101006-032,338.00 pCi/L
2019-09-049101006-041,293.00 pCi/L
2019-09-119101006-051,871.00 pCi/L
2019-09-189101006-06977.00 pCi/L
2019-09-259101006-071,067.00 pCi/L
2019-10-049111420-011,535.00 pCi/L
2019-10-099111420-02ND
2019-10-179111420-031,259.00 pCi/L
2019-10-249111420-04912.00 pCi/L
2019-10-319111420-05530.00 pCi/L
2019-11-069121265-011,281.00 pCi/L
2019-11-139121265-02607.00 pCi/L
2019-11-209121265-03ND
2019-11-279121265-04411.00 pCi/L
2019-12-010010159-01992.00 pCi/L
2019-12-049121265-05554.00 pCi/L
2019-12-120010159-02795.00 pCi/L
2019-12-260010159-03ND
2020-01-020010159-04ND
2020-01-080021325-01ND
2020-01-150021325-02ND
2020-01-220021325-03ND
2020-01-300021325-04ND
2020-02-050021325-05ND
2020-02-130031258-01992.00 pCi/L
2020-02-200031258-02ND
2020-02-260031258-03ND
2020-03-040031258-04ND
2020-03-110040586-01ND
2020-03-180040586-02ND
2020-03-260040586-03227.00 pCi/L
2020-04-010040586-04473.00 pCi/L
2020-04-080051727-011,565.00 pCi/L
2020-04-160051727-021,560.00 pCi/L
2020-04-220051727-03ND
2020-04-300051727-04291.00 pCi/L
2020-05-070051727-05928.00 pCi/L
2020-05-140062639-011,088.00 pCi/L
2020-05-210062639-02ND
2020-05-270062639-03ND
2020-06-040062639-04ND
2020-06-100062639-05ND
2020-06-170072003-011,548.00 pCi/L
2020-06-240072003-021,138.00 pCi/L
2020-07-020072003-03ND
2020-07-080072003-04ND
2020-07-160081634-01411.00 pCi/L
2020-07-220081634-02ND
2020-07-270081634-03ND
2020-08-050081634-04ND
2020-08-120092314-01ND
2020-08-200092314-02ND
2020-08-260092314-03ND
2020-09-020092314-04ND
2020-09-070092314-051,205.00 pCi/L
2020-09-160101967-01580.00 pCi/L
2020-09-230101967-02ND
2020-09-300101967-03ND
2020-10-070101967-04ND
2020-10-150111258-011,581.00 pCi/L
2020-10-210111258-02ND
2020-10-280111258-03ND
2020-11-040111258-04ND
2020-11-110120980-01ND
2020-11-180120980-02ND
2020-11-250120980-03ND
2020-12-020120980-042,763.00 pCi/L
2020-12-09EA01202-012,471.00 pCi/L
2020-12-16EA01202-02924.00 pCi/L
2020-12-24EA01202-03890.00 pCi/L
2020-12-31EA01202-042,308.00 pCi/L
2021-01-06EA01202-05ND
2021-01-13EB01287-011,491.00 pCi/L
2021-01-20EB01287-023,700.00 pCi/L
2021-01-27EB01287-033,392.00 pCi/L
2021-02-03EB01287-043,547.00 pCi/L
2021-02-10EC01253-012,716.00 pCi/L
2021-02-17EC01253-021,949.00 pCi/L
2021-02-26EC01253-032,070.00 pCi/L
2021-03-03EC01253-041,345.00 pCi/L
2021-03-11ED01762-011,014.00 pCi/L
2021-03-17ED01762-022,935.00 pCi/L
2021-03-24ED01762-032,160.00 pCi/L
2021-03-31ED01762-04ND
2021-04-07ED01762-051,246.00 pCi/L
2021-04-14EE02755-011,428.00 pCi/L
2021-04-21EE02755-021,061.00 pCi/L
2021-04-28EE02755-031,561.00 pCi/L
2021-05-05EE02755-04ND
2021-05-12EE02755-05ND
2021-05-20EE05284-01ND
2021-05-26EE05284-02ND
2021-06-022106Q94-001AND
2021-06-092106Q94-002AND
2021-06-162106Q94-003A892.00 pCi/L
2021-06-232106Q94-004AND
2021-07-012108E29-001A88.10 pCi/L
2021-07-072108E29-002A908.00 pCi/L
2021-07-142108E29-003A609.00 pCi/L
2021-07-212108E29-004A375.00 pCi/L
2021-07-282108E29-005A1,785.00 pCi/L
2021-08-042108E29-006A32.40 pCi/L
2021-08-182110E86-001A728.00 pCi/L
2021-08-252110E86-002A168.00 pCi/L
2021-09-082110E86-003A2,195.00 pCi/L
2021-09-162110E86-004A1,190.00 pCi/L
2021-09-232110E86-005A40.00 pCi/L
2021-09-302110E86-006A670.00 pCi/L
2021-10-072110E86-007A405.00 pCi/L
2021-10-132110E86-008A290.00 pCi/L
2021-11-182112L01-001314.00 pCi/L
2021-11-242112L01-002ND
2021-12-012112L01-003140.00 pCi/L
2021-12-072112L01-004136.00 pCi/L
2021-12-182112L01-005128.00 pCi/L
2021-12-232202459-001A254.00 pCi/L
2021-12-292202459-002A722.00 pCi/L
2022-01-052202459-003A619.00 pCi/L
2022-01-122202459-004A777.00 pCi/L
2022-01-202202459-005A914.00 pCi/L
2022-01-272202459-006A25.40 pCi/L
2022-02-022202459-007A81.40 pCi/L
2022-02-092203D65-001A96.30 pCi/L
2022-02-162203D65-002AND
2022-02-242203D65-003AND
2022-03-022203D65-004A265.00 pCi/L
2022-03-102203D65-005A297.00 pCi/L
2022-03-162204690-001A304.00 pCi/L
2022-03-242204690-002A5.08 pCi/L
2022-03-312204690-003A1,104.00 pCi/L
2022-04-072204690-004A695.00 pCi/L
2023-05-31GG03686-011,567.00 pCi/L
2023-06-07GG03686-021,367.00 pCi/L
2023-06-14GG03686-03ND
2023-06-21GG03686-041,190.00 pCi/L
2023-06-28GG03686-05ND
2023-07-05GG03686-06ND
2023-07-12GG03686-07ND
2023-07-19GG03686-08ND
2023-07-26GH06203-01ND
2023-08-02GH06203-02ND
2023-08-10GH06203-03ND
2023-08-16GH06203-04ND
2023-08-23GH06203-05ND
2023-08-30GH06203-06364.00 pCi/L
2023-09-06GJ02396-011,759.00 pCi/L
2023-09-13GJ02396-02ND
2023-09-20GJ02396-03ND
2023-09-29GJ02396-04615.00 pCi/L
2023-10-04GJ02396-05ND
2023-10-11GJ02396-06ND
2023-10-18GK03218-011,084.00 pCi/L
2023-10-25GK03218-02ND
2023-11-01GK03218-03ND
2023-11-09GK03218-04ND
2023-11-15GK03218-05ND
2023-11-22GL04646-012,542.00 pCi/L
2023-11-29GL04646-02ND
2023-12-07GL04646-03ND
2023-12-13GL04646-04ND
2023-12-20GL04646-05699.00 pCi/L
2023-12-27GL04646-06452.00 pCi/L