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EWG's Tap Water Database — 2021 UPDATE

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Tribufos

Status: No national drinking water standard exists

 

Tribufos is an organophosphate pesticide used on cotton. Exposure to tribufos can harm the nervous system and liver, and it is classified as likely to be carcinogenic to humans.

2018-2021:

FOUND

2

states detected

4

utilities detected

55,571

people served

States reporting tribufos in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Kentucky340,871
Louisiana114,700
MORE
LESS

Filtering technologies that reduce tribufos

Activated Carbon

Reverse Osmosis

Utilities with the highest amounts of tribufos , 2018-2021

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Covington Water SupplyCovington, LA1 of 60.0667 ppb14,700
Allen County Water District*Scottsville, KY1 of 60.0232 ppb14,999
Henderson County Water DistrictHenderson, KY1 of 40.0186 ppb19,008

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Tribufos, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
Covington Water SupplyCovington, LA1 of 60.0667 ppb14,700
Allen County Water District*Scottsville, KY1 of 60.0232 ppb14,999
Henderson County Water DistrictHenderson, KY1 of 40.0186 ppb19,008

* This water utility supplies finished drinking water to at least one other water utility. The purchasing utility is not required to test for or report Tribufos, but it likely has the contaminant in its water supply.