Overview

Monobromoacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 25 ppb

The EWG Health Guideline of 25 ppb for monobromoacetic acid was defined by the California Office of Environmental Health Hazard Assessment's public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against change to fetal growth and development.

ppb = parts per billion

National Standard Exists

Health Concerns:

Change to fetal growth and development

Want to remove
Monobromoacetic acid from your water?

Try these filter technologies:

Activated Carbon,

Reverse Osmosis,

understand filter technology

Monobromoacetic acid around the Country

	UTILITIES WITH CONTAMINATION
State	Utilities	People Served
California		440	19,638,409
Texas		1,100	18,417,061
Illinois		922	6,790,575
Florida		140	5,492,913
Ohio		255	5,344,921
New Jersey		156	4,505,897
North Carolina		276	4,361,737
Pennsylvania		140	3,872,773
Louisiana		447	3,729,575
New York		286	2,988,134
Oklahoma		326	2,472,748
Wisconsin		275	2,432,778
Nevada		17	2,309,393
Colorado		196	2,224,858
Arkansas		337	2,153,415
Georgia		73	1,917,243
Virginia		142	1,755,122
Kansas		626	1,665,359
Washington		96	1,583,841
Missouri		85	1,388,444
Massachusetts		60	1,327,102
Connecticut		36	1,254,141
New Mexico		61	1,084,613
West Virginia		264	998,593
South Carolina		62	825,866
District Of Columbia		4	667,325
Utah		44	617,291
Iowa		190	503,447
Tennessee		22	448,477
Delaware		11	235,408
North Dakota		55	224,060
Vermont		29	181,947
Nebraska		15	146,645
Rhode Island		9	125,246
Hawaii		3	94,602
Wyoming		27	87,164
Montana		44	80,356
Maine		9	77,537
Indiana		5	24,296
Mississippi		2	11,997
Minnesota		2	9,492
Idaho		4	4,403
Alaska		7	2,678

SHOW LESS

Utilities with the highest amounts of monobromoacetic acid, 2021-2023

ALL UTILITIES

LARGE UTILITIES

Utility	Location	Tests	Average level	People served
North Whidbey Water District	Coupeville, WA	1 of 1	34.7 ppb	568
Northgate Terrace Community Club	Coupeville, WA	1 of 1	28.4 ppb	750
Meadows Mennonite Home	Chenoa, IL	2 of 2	19.9 ppb	140
Meadows Mobile Home Park	Apollo, PA	1 of 2	19.0 ppb	250
Vallecitos Mutual Domestic Water Consumers Association	Vallecitos, NM	1 of 4	11.5 ppb	84
Paradise Manor Mobile Home Park	Milan, IL	1 of 1	10.8 ppb	200
Fountain Valley Mobile Home Park	Rantoul, IL	1 of 1	10.5 ppb	375
Cypress Lake Mobile Home Park	Statesboro, GA	1 of 4	10.00 ppb	94
Oquirrh Mountain Water Company	Lake Point, UT	1 of 1	9.50 ppb	2,020
East End Water Association	Taylor Ridge, IL	1 of 1	8.95 ppb	40
Timber Brook Estates	Geneseo, IL	1 of 1	8.12 ppb	120
Sigel	Altamont, IL	1 of 1	7.31 ppb	386
Nara Visa Mutual Domestic Water Consumers Association	Nara Visa, NM	1 of 1	7.00 ppb	59
Crenshaw Lk Rd. Mobile Home Park	Lutz, FL	4 of 4	6.77 ppb	66
Palco, City of	Palco, KS	1 of 1	6.70 ppb	210
Country Club Estates Subdivision	Kewanee, IL	1 of 1	6.60 ppb	63
Aqua Illinois-highland Estates	Kankakee, IL	1 of 1	6.51 ppb	171
Prairie Oaks Estates Homeowners Association	Coal City, IL	1 of 1	6.35 ppb	107
Hazelwood West Subdivision	Geneseo, IL	1 of 1	6.13 ppb	70
New Haven	New Haven, IL	1 of 1	6.07 ppb	456
North Cleveland Mutual Domestic Water Consumers Association	Cleveland, NM	3 of 3	5.93 ppb	82
Mayfair Subdivision	Morton, IL	2 of 3	5.84 ppb	90
Linway Estates Mobile Home Park	Blue Island, IL	1 of 1	5.81 ppb	460
Florida City	Florida City, FL	4 of 7	5.81 ppb	13,453
Beaverville	Beaverville, IL	1 of 1	5.75 ppb	450
Carlyle North Water Company Inc.*	Carlyle, IL	10 of 12	5.73 ppb	1,982
Hunters Island Water District	Manhattan, KS	1 of 1	5.70 ppb	200
Pine Isle Mobile Villa	Orlando, FL	5 of 8	5.56 ppb	127
Tamaroa	Duquoin, IL	9 of 12	5.53 ppb	2,328
Cherokee Co. RWD # 16 (lakewood)	Cookson, OK	1 of 3	5.43 ppb	200
Fcsa #32/cantua Creek	Fresno, CA	11 of 12	5.12 ppb	462
Ophiem Public Water System	Alpha, IL	1 of 1	5.06 ppb	100
Smith County Rural Water District 1	Kensington, KS	1 of 1	5.00 ppb	380
Susank, City of	Susank, KS	1 of 1	4.90 ppb	28
Graceland Estates	Seffner, FL	2 of 4	4.90 ppb	152
Tennants Shady Oaks Subdivision	Milan, IL	1 of 1	4.76 ppb	44
Williams Bay Waterworks	Williams Bay, WI	1 of 3	4.73 ppb	2,601
Hiltonia	Hiltonia, GA	1 of 1	4.70 ppb	350
Brownell, City of	Brownell, KS	1 of 1	4.60 ppb	26
East Lawn Water Association	East Moline, IL	1 of 1	4.58 ppb	160
Herrick	Herrick, IL	2 of 3	4.54 ppb	358
Sylvan Grove, City of	Sylvan Grove, KS	1 of 1	4.50 ppb	285
Fcsa #49/ Five Points	Fresno, CA	11 of 12	4.48 ppb	440
Egyptian Water Company*	Nashville, IL	11 of 12	4.41 ppb	2,330
Meadow Acres Mobile Home Park Hays Ks, Llc	Alliance, KS	1 of 1	4.40 ppb	134
South Deerfield Water Supply District	South Deerfield, MA	4 of 12	4.36 ppb	3,800
Goreville	Goreville, IL	7 of 12	4.36 ppb	1,049
Okawville	Okawville, IL	8 of 12	4.33 ppb	1,521
City of Paint Rock	Paint Rock, TX	10 of 12	4.33 ppb	275
Sleepy Hollow	Sleepy Hollow, IL	16 of 24	4.29 ppb	3,100

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

Utility	Location	Tests	Average level	People served
Florida City	Florida City, FL	4 of 7	5.81 ppb	13,453
Aqua Illinois - Kankakee*	Kankakee, IL	72 of 96	4.22 ppb	80,275
Bloomington*	Bloomington, IL	70 of 88	4.14 ppb	77,610
Macomb*	Macomb, IL	46 of 48	3.61 ppb	15,052
Centralia*	Centralia, IL	32 of 48	3.59 ppb	12,182
Chatham	Chatham, IL	1 of 1	3.59 ppb	16,544
East Moline*	East Moline, IL	36 of 48	3.50 ppb	20,645
Gowc East Water System	West Monroe, LA	20 of 20	3.26 ppb	11,742
Union City	Union City, GA	6 of 37	3.15 ppb	18,636
Herrin*	Herrin, IL	25 of 48	3.08 ppb	12,872
Jersey RWC*	Jerseyville, IL	28 of 48	2.95 ppb	12,750
Marion*	Marion, IL	23 of 48	2.88 ppb	16,855
City of Port Lavaca*	Port Lavaca, TX	23 of 48	2.75 ppb	11,854
Gloucester DPW Water Department	Gloucester, MA	7 of 24	2.70 ppb	37,715
Murphysboro*	Murphysboro, IL	25 of 48	2.69 ppb	10,740
Northbrook*	Northbrook, IL	35 of 48	2.55 ppb	34,407
West Jefferson Waterworks District 2*	Jefferson, LA	91 of 133	2.51 ppb	188,770
Altus*	Altus, OK	43 of 48	2.45 ppb	18,717
Peabody Water Department (MWRA)	Peabody, MA	26 of 106	2.43 ppb	52,474
Jefferson Parish	Jefferson, LA	137 of 204	2.39 ppb	275,163
Sugar Grove	Yorkville, IL	2 of 6	2.32 ppb	11,243
Irvine Ranch Water District*	Irvine, CA	130 of 144	2.30 ppb	468,941
Wood River*	Wood River, IL	37 of 48	2.29 ppb	10,464
Algonquin	Algonquin, IL	31 of 48	2.18 ppb	29,700
Nueces County WCID 3*	Robstown, TX	31 of 45	2.05 ppb	13,200
Spring Lake Water Department	Spring Lake Heights, NJ	22 of 24	2.04 ppb	11,270
Rock Island	Rock Island, IL	24 of 48	2.04 ppb	39,018
Great Lakes Naval Training Station	Great Lakes, IL	17 of 24	2.02 ppb	23,000
Waukegan*	Waukegan, IL	39 of 48	2.01 ppb	87,157
Moline*	Moline, IL	27 of 48	1.95 ppb	44,500
Mattoon*	Mattoon, IL	22 of 48	1.94 ppb	19,500
University of South Florida	Tampa, FL	58 of 65	1.91 ppb	47,586
Highland Park*	Highland Park, IL	15 of 24	1.89 ppb	29,763
Deerfield	Deerfield, IL	15 of 24	1.89 ppb	19,196
Henderson-Kerr Lake Reg Water*	Henderson, NC	10 of 52	1.88 ppb	14,998
City of Tampa Water Department*	Tampa, FL	165 of 197	1.86 ppb	717,000
Galesburg*	Galesburg, IL	38 of 48	1.80 ppb	31,745
City of Reidsville*	Reidsville, NC	16 of 48	1.77 ppb	14,087
Laguna Madre Water District	Port Isabel, TX	18 of 48	1.76 ppb	19,908
Hope Water Light Comm.*	Hope, AR	14 of 48	1.75 ppb	11,500
City of Big Spring*	Big Spring, TX	37 of 48	1.75 ppb	27,282
Village of Buffalo Grove	Buffalo Grove, IL	17 of 24	1.75 ppb	44,128
City of Hickory*	Hickory, NC	23 of 112	1.74 ppb	65,707
City of Aurora*	Aurora, CO	57 of 144	1.71 ppb	314,346
Hoffman Estates	Hoffman Estates, IL	75 of 96	1.70 ppb	52,271
Cape Girardeau	Cape Girardeau, MO	2 of 6	1.69 ppb	39,941
MacDill Air Force Base	Tampa, FL	58 of 65	1.68 ppb	11,965
McAllen Public Utility	Mcallen, TX	34 of 96	1.67 ppb	183,534
Wall Twp Water Department	Wall Twp, NJ	40 of 48	1.63 ppb	26,000
City of Redding*	Redding, CA	25 of 95	1.62 ppb	87,741

EWG’s Tap
Water Database

Nitrate in
Tap Water

CONTAMINANT

Monobromoacetic acid

STATES DETECTED

43

serves

104 million

utilities detected

7,300

states detected

0

serves

0

utilities detected

0

Overview

State, National, and Health Guidelines for Drinking Water

National Standard Exists

Health Concerns:

Want to remove
Monobromoacetic acid from your water?

Monobromoacetic acid around the Country

Utilities with the highest amounts of monobromoacetic acid, 2021-2023

Know the Standards

Take Action

Need help finding a filter?

We’re in this together

Protect your water

EWG’s TapWater Database

CONTAMINANT

Monobromoacetic acid

STATES DETECTED

43

serves

104 million

utilities detected

7,300

states detected

0

serves

0

utilities detected

0

Overview

State, National, and Health Guidelines for Drinking Water

National Standard Exists

Health Concerns:

Want to removeMonobromoacetic acid from your water?

Monobromoacetic acid around the Country

Utilities with the highest amounts of monobromoacetic acid, 2021-2023

Know the Standards

Take Action

Need help finding a filter?

We’re in this together

Protect your water

EWG’s Tap
Water Database

Want to remove
Monobromoacetic acid from your water?