Know Your Environment. Protect Your Health.

1,1-Dichloroethylene

North Penn Water Authority

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

224

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND480ND
2019ND450ND
2020ND490ND
2021ND380ND
2022ND260ND
2023ND180ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-2220180293ND
2018-01-2220180294ND
2018-01-2220180295ND
2018-01-2220180296ND
2018-02-0520180455ND
2018-02-0520180456ND
2018-02-0520180452ND
2018-02-0520180453ND
2018-02-0520180454ND
2018-02-0520180457ND
2018-03-2020181073ND
2018-03-2020181074ND
2018-03-2020181075ND
2018-03-2020181076ND
2018-04-1620181445ND
2018-04-1620181446ND
2018-04-1620181448ND
2018-04-1620181447ND
2018-05-0220181740ND
2018-05-0220181741ND
2018-05-0220181744ND
2018-05-0220181742ND
2018-05-0220181743ND
2018-06-1820182322ND
2018-06-1820182324ND
2018-06-1820182325ND
2018-06-1820182323ND
2018-06-1820182326ND
2018-06-1820182327ND
2018-07-1620182699ND
2018-07-1620182700ND
2018-07-1620182701ND
2018-08-0120182922ND
2018-08-0120182923ND
2018-08-0120182920ND
2018-08-0120182921ND
2018-08-0120182924ND
2018-09-0520183429ND
2018-09-0520183431ND
2018-09-0520183430ND
2018-09-0520183432ND
2018-10-1520183924ND
2018-10-1520183926ND
2018-10-1520183925ND
2018-12-038121626-01ND
2018-12-038121626-03ND
2018-12-038121626-02ND
2018-12-108122542-01ND
2019-01-2120190220ND
2019-02-0420190410ND
2019-02-0420190411ND
2019-02-0420190409ND
2019-02-0420190412ND
2019-02-0720190528ND
2019-03-0420190828ND
2019-03-0420190829ND
2019-03-0420190830ND
2019-04-1720191516ND
2019-04-1720191518ND
2019-04-1720191517ND
2019-05-0220191674ND
2019-05-0220191675ND
2019-05-0220191678ND
2019-05-0220191676ND
2019-05-0220191677ND
2019-07-1520192723ND
2019-07-1520192724ND
2019-07-1520192727ND
2019-07-1520192728ND
2019-07-1520192725ND
2019-07-1520192726ND
2019-08-0520192977ND
2019-08-0520192978ND
2019-08-0520192976ND
2019-08-0520192979ND
2019-09-0420193493ND
2019-09-0420193494ND
2019-09-0420193495ND
2019-09-0420193496ND
2019-10-2120194146ND
2019-10-2120194147ND
2019-10-2120194148ND
2019-11-0420194264ND
2019-11-0420194265ND
2019-11-0420194267ND
2019-11-0420194266ND
2019-11-0420194268ND
2019-11-0420194269ND
2019-12-0220194693ND
2019-12-0220194694ND
2019-12-0220194696ND
2019-12-0220194697ND
2019-12-0220194695ND
2020-01-2021503058.00ND
2020-01-2021503079.00ND
2020-01-2021502995.00ND
2020-01-2021503016.00ND
2020-01-2021503037.00ND
2020-02-0321667082.00ND
2020-02-0321667103.00ND
2020-02-0321667124.00ND
2020-03-0221847019.00ND
2020-03-0221847040.00ND
2020-03-0221847061.00ND
2020-03-0221847082.00ND
2020-05-0522215272.00ND
2020-05-0522215293.00ND
2020-05-0522215335.00ND
2020-05-0522215356.00ND
2020-05-0522215314.00ND
2020-06-0122416283.00ND
2020-06-0122416304.00ND
2020-06-0122416346.00ND
2020-06-0122416367.00ND
2020-06-0122416325.00ND
2020-06-0122416388.00ND
2020-07-2022607576.00ND
2020-07-2022607597.00ND
2020-07-2022607513.00ND
2020-07-2022607534.00ND
2020-07-2022607555.00ND
2020-08-0322608153.00ND
2020-08-0322608174.00ND
2020-08-0322608195.00ND
2020-08-0322608216.00ND
2020-09-0222999417.00ND
2020-09-0222999438.00ND
2020-09-0222999480.00ND
2020-09-0222999501.00ND
2020-09-0222999459.00ND
2020-09-0222999522.00ND
2020-10-1923183100.00ND
2020-10-1923183121.00ND
2020-10-1923183142.00ND
2020-11-0223362139.00ND
2020-11-0223362160.00ND
2020-11-0223362181.00ND
2020-11-0223362202.00ND
2020-12-0223537601.00ND
2020-12-0223537622.00ND
2020-12-0223537643.00ND
2020-12-0223537664.00ND
2021-01-1823712798.00ND
2021-01-1823712819.00ND
2021-01-1823712777.00ND
2021-02-0523888813.00ND
2021-02-0523888855.00ND
2021-02-0523888834.00ND
2021-03-0124060131.00ND
2021-03-0124060152.00ND
2021-03-0124060173.00ND
2021-03-0924060110.00ND
2021-04-1924247771.00ND
2021-04-1924247792.00ND
2021-05-1724438764.00ND
2021-05-1724438785.00ND
2021-05-1724438806.00ND
2021-06-0224638235.00ND
2021-06-0224638256.00ND
2021-06-0224638277.00ND
2021-06-0224638298.00ND
2021-07-2124829607.00ND
2021-07-2124829628.00ND
2021-07-2124829545.00ND
2021-07-2124829566.00ND
2021-07-2124829586.00ND
2021-08-0324829650.00ND
2021-08-0324829671.00ND
2021-08-0324829692.00ND
2021-08-0324829734.00ND
2021-08-0324829713.00ND
2021-09-0825220384.00ND
2021-09-0825220405.00ND
2021-09-0825220426.00ND
2021-10-1825405351.00ND
2021-10-1925405330.00ND
2021-10-1925405372.00ND
2021-10-1925405393.00ND
2021-11-0125588161.00ND
2021-12-0625764727.00ND
2022-01-1725942747.00ND
2022-01-1725942768.00ND
2022-01-1725942726.00ND
2022-01-1725942789.00ND
2022-02-0926117638.00ND
2022-02-0926117659.00ND
2022-02-0926117680.00ND
2022-02-0926117701.00ND
2022-03-0226287450.00ND
2022-05-0426648502.00ND
2022-05-0426648523.00ND
2022-05-0426648544.00ND
2022-05-1626649188.00ND
2022-05-1626649209.00ND
2022-05-1626649230.00ND
2022-06-0626842863.00ND
2022-07-2027037772.00ND
2022-08-0327234063.00ND
2022-08-0327234084.00ND
2022-08-0327234042.00ND
2022-08-0327234105.00ND
2022-10-1727641622.00ND
2022-10-1727641643.00ND
2022-10-1727641664.00ND
2022-11-0227823012.00ND
2022-12-0527998849.00ND
2023-01-1828172960.00ND
2023-01-1828172981.00ND
2023-01-1828172939.00ND
2023-01-1928173002.00ND
2023-02-0228349544.00ND
2023-03-0628521266.00ND
2023-03-0628521287.00ND
2023-04-1228702331.00ND
2023-06-2129108542.00ND
2023-07-1929302135.00ND
2023-07-1929302156.00ND
2023-07-1929302114.00ND
2023-08-0229497561.00ND
2023-09-1329700123.00ND
2023-09-1329700144.00ND
2023-10-1229886776.00ND
2023-11-0130071595.00ND
2023-12-0430245965.00ND