Bromomethane
Status: No national drinking water standard exists
Bromomethane, or methyl bromide, is a pesticide fumigant that was banned because it depletes the ozone layer.
2013-2019:
31
states detected
301
utilities detected
4.8 million
people served
Health concerns for bromomethane
Harm to the brain and nervous system
Harm to fetal growth and child development
Harm to the lungs
Skin and eye irritation
States reporting bromomethane in drinking water
UTILITIES WITH CONTAMINATION | |||
---|---|---|---|
State | Utilities | People Served | |
Ohio | 8 | 1,295,551 | |
California | 19 | 1,199,198 | |
New York | 70 | 543,736 | |
New Jersey | 6 | 452,076 | |
Texas | 54 | 238,832 | |
Pennsylvania | 3 | 135,895 | |
Massachusetts | 7 | 135,372 | |
Florida | 2 | 129,000 | |
Idaho | 1 | 114,680 | |
Louisiana | 10 | 99,975 | |
Mississippi | 6 | 70,001 | |
Alabama | 6 | 55,263 | |
North Carolina | 5 | 47,515 | |
Connecticut | 1 | 37,267 | |
Missouri | 10 | 33,984 | |
Utah | 1 | 33,000 | |
Illinois | 2 | 29,880 | |
Arkansas | 25 | 25,829 | |
Wisconsin | 9 | 19,743 | |
Minnesota | 1 | 18,000 | |
Washington | 16 | 15,297 | |
Maryland | 16 | 12,087 | |
Iowa | 7 | 5,442 | |
Indiana | 2 | 1,695 | |
Nevada | 1 | 1,240 | |
Nebraska | 2 | 969 | |
Michigan | 2 | 893 | |
Montana | 3 | 622 | |
Wyoming | 3 | 594 | |
South Carolina | 1 | 367 | |
Georgia | 2 | 258 |
Filtering technologies that reduce bromomethane

Activated Carbon

Reverse Osmosis
Utilities with the highest amounts of bromomethane, 2013-2019
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Naval Support Facility, Indian Head | Indian Head, MD | 1 of 1 | 21.1 ppb | 3,321 |
J & R Mobile Home Park | Bastrop, TX | 5 of 5 | 11.1 ppb | 30 |
Lakeside Water | Kennard, TX | 1 of 3 | 7.43 ppb | 50 |
Lake Livingston Branchwood | Livingston, TX | 4 of 5 | 7.06 ppb | 55 |
Huttig Waterworks | Huttig, AR | 3 of 11 | 6.07 ppb | 733 |
Wee Wood Park | Mayville, NY | 19 of 25 | 5.88 ppb | 45 |
Lake Erie Mobile Home Park LLC | Fredonia, NY | 34 of 48 | 4.33 ppb | 320 |
Town of Kitzmiller | Mountain Lake Park, MD | 2 of 2 | 3.84 ppb | 370 |
Bell Water | New Waverly, TX | 5 of 5 | 2.56 ppb | 59 |
City of Giddings* | Giddings, TX | 8 of 11 | 2.19 ppb | 7,428 |
Westwood Villa Apartments | Blanco, TX | 8 of 11 | 2.19 ppb | 70 |
Cameron Parish Water and Water Works District 1 | Cameron, LA | 10 of 20 | 2.17 ppb | 972 |
Creston Public Water | Creston, WA | 3 of 10 | 1.92 ppb | 275 |
Villager Apartments | Colden, NY | 5 of 6 | 1.90 ppb | 40 |
Bradley Waterworks* | Bradley, AR | 18 of 21 | 1.80 ppb | 567 |
Walnut Hill Water | Bradley, AR | 18 of 21 | 1.80 ppb | 270 |
Cedar Hills Water Association | Gillette, WY | 1 of 1 | 1.80 ppb | 258 |
Prattsville Water District | Prattsville, NY | 25 of 40 | 1.80 ppb | 375 |
New London Water | Strong, AR | 5 of 8 | 1.76 ppb | 802 |
Wilmot Waterworks | Wilmot, AR | 5 of 5 | 1.71 ppb | 550 |
Smackover | Smackover, AR | 6 of 10 | 1.67 ppb | 2,821 |
Tennessee Water Supply Corporation | Timpson, TX | 5 of 7 | 1.65 ppb | 384 |
Felsenthal Water | Felsenthal, AR | 13 of 22 | 1.61 ppb | 150 |
Alpine Manor Home For Adults | Lima, NY | 4 of 5 | 1.60 ppb | 36 |
Woodbine Water Department | Woodbine, IA | 1 of 1 | 1.60 ppb | 1,464 |
Wildwood Water | El Dorado, AR | 10 of 12 | 1.57 ppb | 1,350 |
Lamont Water System | Lamont, WA | 1 of 2 | 1.55 ppb | 88 |
Three Palms Mobilehome Park | Sacramento, CA | 1 of 1 | 1.50 ppb | 300 |
Welton Water Supply | Calamus, IA | 1 of 1 | 1.50 ppb | 165 |
Glenview Apartments - Lower | Binghamton, NY | 1 of 6 | 1.49 ppb | 164 |
Canal Fulton City Public Water System | Canal Fulton, OH | 1 of 2 | 1.48 ppb | 5,479 |
Twin Fawn Estates | Lowman, NY | 2 of 2 | 1.45 ppb | 50 |
Rockwood Borough Municipal Authority* | Rockwood, PA | 2 of 2 | 1.38 ppb | 1,250 |
Milford Township Municipal Authority | Rockwood, PA | 2 of 2 | 1.38 ppb | 75 |
Osage County Public Water Supply District 4 | Argyle, MO | 1 of 2 | 1.30 ppb | 358 |
Big Tree Mobile Home Park | West Seneca, NY | 3 of 7 | 1.16 ppb | 99 |
Louann Waterworks* | El Dorado, AR | 9 of 12 | 1.15 ppb | 180 |
Shorewood Forest Water System | Riverside, TX | 3 of 6 | 1.13 ppb | 305 |
Chenango Ranch | Magnolia, TX | 2 of 6 | 1.12 ppb | 51 |
Willbe Mobile Home Park | Hopewell Junction, NY | 1 of 3 | 1.07 ppb | 45 |
Clay Water Supply Corporation | Dripping Springs, TX | 2 of 6 | 1.05 ppb | 156 |
Howlands Mobile Home Park | Athens, NY | 1 of 2 | 1.05 ppb | 35 |
Gilbertown (utilities Board of, Town of) | Gilbertown, AL | 3 of 8 | 1.04 ppb | 8,157 |
Pentwater | Pentwater, MI | 1 of 1 | 1.000 ppb | 857 |
North Milam Water Supply Corporation | Cameron, TX | 1 of 11 | 1.000 ppb | 1,713 |
Norphlet | Norphlet, AR | 10 of 13 | 0.984 ppb | 1,112 |
Sunset Townhouses | Ithaca, NY | 2 of 4 | 0.975 ppb | 36 |
Sawkill Trailer Park | Hyde Park, NY | 15 of 33 | 0.972 ppb | 186 |
Harris County Water Control and Improvement District 91 | Houston, TX | 1 of 5 | 0.960 ppb | 3,018 |
Olivehurst Public UD | Olivehurst, CA | 1 of 4 | 0.950 ppb | 13,738 |
* 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 Bromomethane, but it likely has the contaminant in its water supply.
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Olivehurst Public UD | Olivehurst, CA | 1 of 4 | 0.950 ppb | 13,738 |
City of Greenville | Greenville, MS | 15 of 18 | 0.843 ppb | 31,517 |
City of Stuart - Water Plant | Stuart, FL | 1 of 6 | 0.567 ppb | 19,000 |
West Monroe Water System | West Monroe, LA | 5 of 18 | 0.378 ppb | 15,930 |
Fitchburg Dpw, Div. of Water Supply* | Fitchburg, MA | 1 of 9 | 0.322 ppb | 40,545 |
City of Alvin* | Alvin, TX | 6 of 22 | 0.286 ppb | 24,000 |
Westchester County WD #2* | Somers, NY | 1 of 7 | 0.264 ppb | 36,000 |
Easthampton Water Department | Easthampton, MA | 1 of 65 | 0.246 ppb | 16,053 |
Lee County WSC | Giddings, TX | 1 of 44 | 0.227 ppb | 12,030 |
Midvale City Water System | Midvale, UT | 4 of 34 | 0.182 ppb | 33,000 |
Dare County Water System* | Kill Devil Hills, NC | 1 of 4 | 0.175 ppb | 22,766 |
Methuen Water Department* | Methuen, MA | 1 of 5 | 0.160 ppb | 50,259 |
Glendale Waterworks | Glendale, WI | 1 of 5 | 0.146 ppb | 12,883 |
Saratoga Springs City* | Saratoga Springs, NY | 4 of 18 | 0.140 ppb | 35,900 |
Golden State Water Company (GSWC) - Southwest | Gardena, CA | 5 of 24 | 0.135 ppb | 271,677 |
Lomita Water Department | Lomita, CA | 2 of 8 | 0.104 ppb | 20,256 |
Village Water System | Princeton, LA | 2 of 16 | 0.0806 ppb | 10,644 |
City of Lemoore | Lemoore, CA | 2 of 33 | 0.0779 ppb | 24,945 |
City of Pineville Water System | Pineville, LA | 2 of 20 | 0.0740 ppb | 20,315 |
South Elgin | South Elgin, IL | 2 of 12 | 0.0709 ppb | 22,549 |
Boone County Cons. PWSD1* | Columbia, MO | 1 of 36 | 0.0694 ppb | 21,500 |
City of Santa Rosa | Santa Rosa, CA | 1 of 6 | 0.0667 ppb | 170,236 |
South Hadley FD #1 (MWRA) | South Hadley, MA | 1 of 5 | 0.0660 ppb | 14,000 |
City of Gautier | Gautier, MS | 1 of 14 | 0.0647 ppb | 18,572 |
City of Grandview | Grandview, WA | 1 of 16 | 0.0563 ppb | 11,010 |
Water Works District #1 of Vermilion | Maurice, LA | 2 of 14 | 0.0529 ppb | 21,600 |
City of Orange | Orange, TX | 3 of 15 | 0.0479 ppb | 18,643 |
City of Alice | Alice, TX | 1 of 13 | 0.0438 ppb | 18,949 |
Carolina Beach Water System | Carolina Beach, NC | 2 of 16 | 0.0438 ppb | 11,786 |
City of Seabrook* | Seabrook, TX | 1 of 13 | 0.0400 ppb | 12,792 |
Rapides Parish Waterworks District 3* | Tioga, LA | 1 of 12 | 0.0367 ppb | 19,983 |
City of Sanger | Sanger, CA | 1 of 17 | 0.0341 ppb | 25,664 |
Sacramento County Water Authority - Laguna/Vineyard* | Sacramento, CA | 4 of 103 | 0.0335 ppb | 148,814 |
Queensbury Water District* | Queensbury, NY | 1 of 21 | 0.0276 ppb | 39,799 |
Pennsylvania American Water Lake Scranton | Wilkes-barre, PA | 2 of 20 | 0.0250 ppb | 134,570 |
City of Corinth | Glen, MS | 1 of 10 | 0.0247 ppb | 16,000 |
Lyndhurst Water Department | Lyndhurst, NJ | 2 of 17 | 0.0241 ppb | 20,500 |
Hoboken Water Services* | Hoboken, NJ | 2 of 17 | 0.0241 ppb | 52,000 |
Jersey City Municipal Utilities Authority* | Hoboken, NJ | 2 of 17 | 0.0241 ppb | 262,000 |
US Army Aviation and Missile Command | Redstone Arsenal, AL | 1 of 21 | 0.0221 ppb | 38,700 |
Anoka | Anoka, MN | 1 of 15 | 0.0220 ppb | 18,000 |
Clearwater Water System | Clearwater, FL | 1 of 10 | 0.0220 ppb | 110,000 |
Norwalk Water Department | Norwalk, CA | 5 of 85 | 0.0212 ppb | 18,372 |
City of Inglewood | Inglewood, CA | 1 of 24 | 0.0204 ppb | 82,500 |
City of Pleasanton | Pleasanton, TX | 1 of 45 | 0.0197 ppb | 13,776 |
Aurora City - Cleveland PWS | Aurora, OH | 1 of 30 | 0.0193 ppb | 15,852 |
Cleveland Public Water System* | Cleveland, OH | 1 of 30 | 0.0193 ppb | 1,262,955 |
Bedford City PWS | Bedford, OH | 1 of 30 | 0.0193 ppb | 13,074 |
City of Lakewood | Lakewood, OH | 1 of 30 | 0.0193 ppb | 52,100 |
City of San Jacinto | San Jacinto, CA | 1 of 14 | 0.0143 ppb | 14,435 |
* 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 Bromomethane, but it likely has the contaminant in its water supply.