Know Your Environment. Protect Your Health.

CONTAMINANT

Dinoseb

STATES DETECTED

7

serves

214,000

utilities detected

28

Overview

Dinoseb is a herbicide that causes birth defects and reproductive difficulties. It has been banned in the U.S. since 1986.

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 7 ppb

The legal limit for dinoseb, established in 1992, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

National Standard Exists

Health Concerns:

  • Harm to reproduction and child development

  • Change to fetal growth and development

Want to remove
Dinoseb from your water?

Try these filter technologies:

Activated Carbon

Reverse Osmosis

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Dinoseb around the Country

UTILITIES WITH CONTAMINATION
State Utilities People Served
New York3155,031
West Virginia1022,212
Florida1115,354
California110,489
Kentucky16,192
Pennsylvania14,200
North Carolina1137

Utilities with the highest amounts of dinoseb, 2021-2023

ALL UTILITIES
LARGE UTILITIES
Utility Location Tests Average level People served
City Of Rio VistaRio Vista, CA2 of 50.800 ppb10,489
Holly AcresCharlotte, NC4 of 60.330 ppb137
Soundings Yacht & Tennis ClubHobe Sound, FL1 of 10.200 ppb450
Villa MargaretOkeechobee, FL1 of 10.200 ppb132
Santa Fe Hills SubdivisionAlachua, FL1 of 10.180 ppb200
Indian River Shores Mobile Home ParkMicco, FL1 of 10.180 ppb55
Hillcrest Estates, Inc.Zephyrhills, FL1 of 10.180 ppb130
Oak Park Trailer Court LLCTitusville, FL1 of 10.160 ppb90
Lumberport Town OfLumberport, WV1 of 10.160 ppb1,519
East Dunkard Water AuthorityDilliner, PA1 of 20.150 ppb4,200
Water Authority of Western NassauNew Hyde Park, NY3 of 190.0811 ppb120,000
West Hempstead WD*West Hempstead, NY2 of 90.0633 ppb33,531
Cathedral Gardens Water DistrictWest Hempstead, NY2 of 90.0633 ppb1,500
Justice PsdNaugatuck, WV1 of 30.0533 ppb504
Gilbert Water Works*Gilbert, WV1 of 30.0533 ppb1,687
Olive Hill Municipal Water WorksOlive Hill, KY1 of 80.0500 ppb6,192
Town Of AstatulaAstatula, FL1 of 40.0500 ppb1,937
Logan Water Board City Of*Logan, WV2 of 70.0457 ppb3,535
Logan Co. Psd-rum CreekLogan, WV2 of 70.0457 ppb861
West Logan Water Co.Logan, WV2 of 70.0457 ppb885
Logan Co. Psd - StollingsLogan, WV2 of 70.0457 ppb876
Sunrise SouthwestFort Lauderdale, FL1 of 40.0400 ppb10,750
Gibson Place UtilitiesSumterville, FL1 of 120.0358 ppb25
Wayne Water Town OfWayne, WV1 of 50.0320 ppb5,732
Twa Sunbridge Water Treatment Plant*St. Cloud, FL1 of 70.0229 ppb542
Tavistock East (consec.)Orlando, FL1 of 70.0229 ppb1,043
Delbarton Town Of*Delbarton, WV1 of 90.0178 ppb265
Mingo County Psd - Naugatuck*Naugatuck, WV1 of 90.0178 ppb6,348

* 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 Dinoseb, but it likely has the contaminant in its water supply.

UtilityLocationTestsAverage levelPeople served
City Of Rio VistaRio Vista, CA2 of 50.800 ppb10,489
Water Authority of Western NassauNew Hyde Park, NY3 of 190.0811 ppb120,000
West Hempstead WD*West Hempstead, NY2 of 90.0633 ppb33,531
Sunrise SouthwestFort Lauderdale, FL1 of 40.0400 ppb10,750

* 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 Dinoseb, but it likely has the contaminant in its water supply.

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