Metribuzin
Status: No national drinking water standard exists
Metribuzin is a herbicide used on food crops, and on lawns or turf grass. In high doses, it affects the brain and nervous system, and exposures may also affect the thyroid and liver.
2017-2019:
3
states detected
35
utilities detected
248,000
people served
Health concerns for metribuzin
Harm to the brain and nervous system
Harm to the thyroid
Harm to the liver
States reporting metribuzin in drinking water
| UTILITIES WITH CONTAMINATION | |||
|---|---|---|---|
| State | Utilities | People Served | |
| Kansas | 30 | 232,300 | |
| Wisconsin | 3 | 14,203 | |
| Oklahoma | 2 | 1,840 | |
Filtering technologies that reduce metribuzin
Activated Carbon
Reverse Osmosis
Utilities with the highest amounts of metribuzin, 2017-2019
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| Whiting Waterworks | Stevens Point, WI | 3 of 3 | 0.179 ppb | 1,743 |
| City of Topeka* | Topeka, KS | 3 of 6 | 0.167 ppb | 165,000 |
| Shawnee County Rural Water District 1c | Auburn, KS | 3 of 6 | 0.167 ppb | 4,160 |
| Shawnee County Rural Water District 3c* | Topeka, KS | 3 of 6 | 0.167 ppb | 2,675 |
| Metro Topeka Airport Authority | Topeka, KS | 3 of 6 | 0.167 ppb | 500 |
| Allen County Rural Water District 10 | Chanute, KS | 2 of 3 | 0.143 ppb | 125 |
| Humboldt, City of* | Humboldt, KS | 2 of 3 | 0.143 ppb | 1,789 |
| Oak Lane Mobile Home Park | Stevens Point, WI | 2 of 2 | 0.135 ppb | 40 |
| Garnett, City of* | Garnett, KS | 2 of 5 | 0.132 ppb | 3,262 |
| Anderson County Rural Water District 1 | Garnett, KS | 2 of 5 | 0.132 ppb | 37 |
| Great Plains Development Authority | Parsons, KS | 1 of 3 | 0.0833 ppb | 182 |
| South Coffeyville | South Coffeyville, OK | 1 of 6 | 0.0750 ppb | 790 |
| Nowata County Rural Water District #7 | South Coffeyville, OK | 1 of 6 | 0.0750 ppb | 1,050 |
| Labette County Rural Water District 6 | Coffeyville, KS | 1 of 6 | 0.0750 ppb | 1,550 |
| Dearing, City of* | Dearing, KS | 1 of 6 | 0.0750 ppb | 386 |
| Coffeyville, City of* | Coffeyville, KS | 1 of 6 | 0.0750 ppb | 9,366 |
| Montgomery County Rural Water District 14 | Coffeyville, KS | 1 of 6 | 0.0750 ppb | 330 |
| Montgomery County Rural Water District 2c A | South Coffeyville, KS | 1 of 6 | 0.0750 ppb | 1,113 |
| Pine Grove Villa | Bancroft, WI | 1 of 1 | 0.0480 ppb | 75 |
| Leroy, City of | Leroy, KS | 1 of 3 | 0.0367 ppb | 541 |
| New Strawn, City of | New Strawn, KS | 1 of 3 | 0.0367 ppb | 383 |
| Gridley, City of | Gridley, KS | 1 of 3 | 0.0367 ppb | 326 |
| Coffey County Rural Water District 2 | Gridley, KS | 1 of 3 | 0.0367 ppb | 1,146 |
| Burlington, City of* | Burlington, KS | 1 of 3 | 0.0367 ppb | 2,558 |
| Osawatomie, City of* | Osawatomie, KS | 1 of 6 | 0.0250 ppb | 4,266 |
| Plover Waterworks | Plover, WI | 2 of 3 | 0.0250 ppb | 12,420 |
| Allen County Rural Water District 15 | Iola, KS | 1 of 5 | 0.0220 ppb | 135 |
| Iola, City of* | Iola, KS | 1 of 5 | 0.0220 ppb | 5,312 |
| Gas City, City of | Gas, KS | 1 of 5 | 0.0220 ppb | 505 |
| Marion Water Division* | Marion, MA | 1 of 8 | 0.0125 ppb | 6,076 |
| Lexington PWS* | Lexington, MO | 1 of 25 | 0.0106 ppb | 4,300 |
| Ely Municipal Water Department* | Ely, NV | 1 of 11 | 0.00273 ppb | 5,000 |
| Ruth Water District | Mcgill, NV | 1 of 11 | 0.00273 ppb | 470 |
* 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 Metribuzin, but it likely has the contaminant in its water supply.
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| City of Topeka* | Topeka, KS | 3 of 6 | 0.167 ppb | 165,000 |
| Plover Waterworks | Plover, WI | 2 of 3 | 0.0250 ppb | 12,420 |
* 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 Metribuzin, but it likely has the contaminant in its water supply.