Know Your Environment. Protect Your Health.

Hexachlorocyclopentadiene

Green Meadow Estates Of Rockford Llc

NOTE: Green Meadow Estates Of Rockford Llc purchases water from Rockford which is required to test for hexachlorocyclopentadiene. Sample information shown below was taken by Rockford.

Hexachlorocyclopentadiene was historically used for the manufacture of currently banned pesticides, such as endrin, dieldrin and chlordane. It’s still used for production of flame retardants, resins and plastics.

 

47

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND10ND
2021ND20ND
2022ND10ND
2023ND110ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 2 ppb

The EWG Health Guideline of 2 ppb for hexachlorocyclopentadiene 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 harm to the stomach and intestines.

EPA Maximum Contaminant
Level (MCL): 50 ppb

The legal limit for hexachlorocyclopentadiene, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

NOTE: Green Meadow Estates Of Rockford Llc purchases water from Rockford which is required to test for hexachlorocyclopentadiene. Sample information shown below was taken by Rockford.

Date Lab ID Result
2018-02-028021162-01ND
2018-06-128062506-01ND
2019-06-079062358-01ND
2019-07-169073726-01ND
2020-01-030011461-03ND
2020-01-060011461-01ND
2020-01-070011461-09ND
2020-01-070011461-05ND
2020-01-070011461-07ND
2020-01-070011461-11ND
2020-01-070011461-13ND
2020-01-140012951-07ND
2020-01-140012951-11ND
2020-01-140012951-09ND
2020-01-140012951-05ND
2020-01-140012951-03ND
2020-01-140012951-01ND
2020-01-170014016-07ND
2020-01-210014016-05ND
2020-01-210014016-01ND
2020-01-210014016-03ND
2020-01-280015041-01ND
2020-02-040021039-01ND
2020-02-050021039-03ND
2020-04-060041809-01ND
2020-04-080041849-01ND
2020-04-100043035-01ND
2020-04-210044114-01ND
2020-04-210044091-01ND
2020-04-280045152-01ND
2020-04-280045151-01ND
2020-09-180095127-01ND
2020-10-160104284-01ND
2021-03-23EC04538-01ND
2021-06-07EF02169-01ND
2022-04-15FD03663-01ND
2023-02-03GB01680-01ND
2023-02-03GB01680-03ND
2023-02-10GB03062-01ND
2023-02-17GB04073-01ND
2023-06-20GF03980-01ND
2023-06-20GF03980-02ND
2023-06-20GF03980-03ND
2023-06-27GF05124-01ND
2023-08-09GH02251-01ND
2023-08-25GH05999-01RE1ND
2023-10-20GJ04616-01ND