Know Your Environment. Protect Your Health.

Dieldrin

Manchester Water Department

Dieldrin is a highly toxic insecticide that was banned in the 1970s due to its persistence in the environment and toxicity to people and wildlife.

 

73

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.0184 ppb127ND - 0.0420 ppb
20190.0197 ppb158ND - 0.0480 ppb
20200.0344 ppb880.0280 ppb - 0.0390 ppb
20210.0419 ppb880.0380 ppb - 0.0440 ppb
20220.0147 ppb229ND - 0.0540 ppb
20230.0348 ppb880.0310 ppb - 0.0390 ppb

ppb = parts per billion

All test results

Date Lab ID Result
2018-01-09AA82350-DIELDRIN0.0300 ppb
2018-01-09AA82347-DIELDRIN0.0300 ppb
2018-04-10AA83456-DIELDRIN0.0300 ppb
2018-06-13AA84269-SOC20.0290 ppb
2018-06-13AA84270-SOC2ND
2018-06-26AA84433-SOC2ND
2018-06-27AA84458-SOC2ND
2018-06-27AA84459-SOC2ND
2018-06-29AA84479-SOC20.0420 ppb
2018-06-29AA84480-SOC2ND
2018-07-18AA84742-DIELDRIN0.0300 ppb
2018-10-17AA85906-DIELDRIN0.0300 ppb
2019-01-15AA86956-DIELDRIN0.0430 ppb
2019-01-16AA86974-DIELDRIN0.0380 ppb
2019-04-25AA88156-DIELDRIN0.0480 ppb
2019-07-08AA89074-DIELDRIN0.0280 ppb
2019-09-16AA89989-SOC20.0310 ppb
2019-09-16AA90001-SOC20.0380 ppb
2019-09-16AA90001-SOC20.0380 ppb
2019-09-16AA89986-SOC2ND
2019-09-16AA89985-SOC2ND
2019-09-16AA90007-SOC2ND
2019-09-16AA89986-SOC2ND
2019-09-17AA90002-SOC2ND
2019-09-17AA89998-SOC2ND
2019-09-17AA89998-SOC2ND
2019-10-16AA90371-DIELDRIN0.0310 ppb
2020-01-21AA91526-DIELDRIN0.0330 ppb
2020-01-21AA91522-DIELDRIN0.0360 ppb
2020-04-14AA92521-DIELDRIN0.0280 ppb
2020-04-14AA92524-DIELDRIN0.0280 ppb
2020-07-07AA93639-DIELDRIN0.0380 ppb
2020-07-14AA93751-DIELDRIN0.0390 ppb
2020-10-13AA95167-DIELDRIN0.0360 ppb
2020-10-14AA95186-DIELDRIN0.0370 ppb
2021-01-12210112-3-03 DIE0.0430 ppb
2021-01-13210113-3-05 DIE0.0420 ppb
2021-04-12210412-3-05 DIE0.0400 ppb
2021-04-13210413-3-03 DIE0.0430 ppb
2021-07-14210714-3-03 DIE0.0440 ppb
2021-07-14210714-3-05 DIE0.0380 ppb
2021-10-12211012-3-03 DIE0.0430 ppb
2021-10-12211012-3-05 DIE0.0420 ppb
2022-01-04220104-3-03 DIE0.0540 ppb
2022-01-05220105-3-05DIE0.0420 ppb
2022-04-07220407-3-03DIE0.0360 ppb
2022-04-07220407-3-05DIE0.0260 ppb
2022-06-06220606-1-06 SOCND
2022-06-06220606-3-01SOCND
2022-06-06220606-3-02 SOCND
2022-06-06220606-3-03 SOCND
2022-06-07220607-3-04SOCND
2022-06-08220608-3-05 SOC0.0300 ppb
2022-06-08220608-3-06 SOCND
2022-07-06220706-3-05DIE0.0360 ppb
2022-07-06220706-3-03DIE0.0390 ppb
2022-09-01220901-3-08SOCND
2022-09-01220901-3-09SOCND
2022-09-01220901-3-06SOCND
2022-09-07220907-1-10SOCND
2022-09-07220907-3-05 SOCND
2022-09-07220907-3-06SOCND
2022-10-11221011-3-03 DIE0.0310 ppb
2022-10-12221012-3-05 DIE0.0290 ppb
2022-10-12221012-3-04 SOCND
2023-01-17230117-3-03 DIE0.0330 ppb
2023-01-17230117-3-05 DIE0.0320 ppb
2023-04-03230403-3-05DIE0.0360 ppb
2023-04-05230405-3-03DIE0.0390 ppb
2023-07-17230717-3-03 DIE0.0370 ppb
2023-07-17230717-3-05 DIE0.0320 ppb
2023-10-02231002-3-03DIE0.0380 ppb
2023-10-02231002-3-05DIE0.0310 ppb