Know Your Environment. Protect Your Health.

Dieldrin

CTWC - Unionville System

NOTE: CTWC - Unionville System purchases water from Metropolitan District Commission which is required to test for dieldrin. Sample information shown below was taken by Metropolitan District Commission.

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.

 

19

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND90ND
2019ND200ND
2020ND100ND
2021ND80ND
2022ND120ND
2023ND80ND

ppb = parts per billion

All test results

NOTE: CTWC - Unionville System purchases water from Metropolitan District Commission which is required to test for dieldrin. Sample information shown below was taken by Metropolitan District Commission.

Date Lab ID Result
2018-06-27CA79476ND
2018-06-27CA79477ND
2018-06-27CA79475ND
2018-09-25CB38504ND
2018-09-25CB38505RND
2018-09-25CB38869ND
2018-09-25CB38505ND
2020-12-08SOC 200600638ND
2020-12-08SOC 200600609ND
2020-12-09SOC 200600592ND
2021-11-23S300107511 300107513ND
2021-11-23S300107593 300107596ND
2021-11-29S300109627 300109629ND
2022-12-15S300287039 300287044ND
2022-12-15S300287062 300287065ND
2022-12-15S300287090 300287093ND
2023-12-05S300456329 300456332ND
2023-12-06S300456308 300456311ND
2023-12-06S300456298 300456301ND