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EWG's Tap Water Database — 2021 UPDATE

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Heptachlor epoxide

Moore County Public Util. - Pinehurst

Heptachlor epoxide is a breakdown product of heptachlor, a highly toxic and carcinogenic pesticide banned in the U.S. since the 1980s.

MORE ABOUT THIS CONTAMINANT

 

60

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND300ND
2017N/A00N/A
2018N/A00N/A
2019ND300ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.006 ppb

The EWG Health Guideline of 0.006 ppb for heptachlor epoxide 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.

EPA Maximum Contaminant
Level (MCL) 0.2 ppb

The legal limit for heptachlor epoxide, established in 1991, was based on analytical detection limits at the time that the standard was set. This limit may not fully protect against the risk of cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2016-06-0737729_16-18171ND
2016-06-0737729_16-18170ND
2016-06-0737729_16-18169ND
2016-06-0737729_16-18163ND
2016-06-0737729_16-18164ND
2016-06-0737729_16-18165ND
2016-06-0737729_16-18166ND
2016-06-0737729_16-18167ND
2016-06-0737729_16-18168ND
2016-06-1037729_16-19321ND
2016-06-1237729_16-19320ND
2016-06-1237729_16-19317ND
2016-06-1337729_16-19324ND
2016-06-1337729_16-19323ND
2016-06-1337729_16-19322ND
2016-09-063541959ND
2016-09-063541954ND
2016-09-063541948ND
2016-09-133545837ND
2016-09-133545842ND
2016-09-133545847ND
2016-09-143545831ND
2016-09-143545826ND
2016-09-143545821ND
2016-09-193550523ND
2016-09-193550528ND
2016-09-193550518ND
2016-09-203550534ND
2016-09-203550539ND
2016-09-203550544ND
2019-01-2937729_19-04185 ND
2019-01-2937729_19-04184 ND
2019-01-2937729_19-04183 ND
2019-01-2937729_19-04182 ND
2019-01-2937729_19-04181 ND
2019-02-0637729_19-05332 ND
2019-02-0637729_19-05326 ND
2019-02-1237729_19-06279 ND
2019-02-1237729_19-06278 ND
2019-02-1237729_19-06277 ND
2019-02-1237729_19-06275 ND
2019-02-1937729_19-07168 ND
2019-02-1937729_19-07172 ND
2019-02-1937729_19-07171 ND
2019-02-1937729_19-07170 ND
2019-07-0937729_19-28802 ND
2019-07-0937729_19-28801 ND
2019-07-0937729_19-28800 ND
2019-07-0937729_19-28799 ND
2019-07-0937729_19-28798 ND
2019-07-0937729_19-28797 ND
2019-07-1637729_19-29991 ND
2019-07-1637729_19-29988 ND
2019-07-1637729_19-29987 ND
2019-07-1637729_19-29976 ND
2019-07-1637729_19-29989 ND
2019-07-1637729_19-29993 ND
2019-07-1637729_19-29992 ND
2019-07-1637729_19-29990 ND
2019-07-2937729_19-32169 ND