Overview
Dichloroiodomethane is formed when chlorine or other disinfectants are used to treat drinking water. Disinfection byproducts increase the risk of cancer and may cause problems during pregnancy.
Dichloroiodomethane around the Country
| UTILITIES WITH CONTAMINATION | |||
|---|---|---|---|
| State | Utilities | People Served | |
| Texas | 20 | 66,350 | |
| New York | 1 | 45 | |
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Utilities with the highest amounts of dichloroiodomethane, 2021-2023
ALL UTILITIES
LARGE UTILITIES
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| Quinlan South Subdivision | Austin, TX | 1 of 1 | 2.00 ppb | 68 |
| Queen of Apostles | Monroe, NY | 1 of 1 | 1.70 ppb | 45 |
| City of Gladewater | Gladewater, TX | 3 of 3 | 1.000 ppb | 6,441 |
| City of Throckmorton | Throckmorton, TX | 1 of 1 | 0.900 ppb | 720 |
| City of Jacksonville* | Jacksonville, TX | 4 of 4 | 0.900 ppb | 14,544 |
| Afton Grove Water Supply Corporation | New Summerfield, TX | 4 of 4 | 0.900 ppb | 1,677 |
| North Cherokee Water Supply Corporation | Jacksonville, TX | 4 of 4 | 0.900 ppb | 5,286 |
| Gum Creek Water Supply Corporation | Jacksonville, TX | 4 of 4 | 0.900 ppb | 1,488 |
| Tryon Road Special Utility District | Longview, TX | 3 of 3 | 0.733 ppb | 9,534 |
| City of Center | Center, TX | 2 of 2 | 0.700 ppb | 6,410 |
| City of Huxley | Shelbyville, TX | 2 of 2 | 0.630 ppb | 1,930 |
| City of Spur* | Spur, TX | 1 of 1 | 0.600 ppb | 800 |
| Lake Palo Pinto Area Water Supply Corporation | Gordon, TX | 1 of 1 | 0.600 ppb | 1,932 |
| Crestwood Water Company | Austin, TX | 1 of 1 | 0.600 ppb | 723 |
| White River Municipal Water District* | Post, TX | 1 of 1 | 0.600 ppb | 560 |
| City of Ralls | Ralls, TX | 1 of 1 | 0.600 ppb | 1,639 |
| City of Crosbyton | Crosbyton, TX | 1 of 1 | 0.600 ppb | 1,741 |
| Western Cass Water Supply Corporation | Linden, TX | 1 of 1 | 0.600 ppb | 5,376 |
| Cypress Springs Special Utility District South Plant | Mount Vernon, TX | 1 of 1 | 0.500 ppb | 2,988 |
| Lakeway Harbor Subdivision | Pflugerville, TX | 1 of 1 | 0.500 ppb | 831 |
| Windthorst Water Supply Corporation | Windthorst, TX | 1 of 1 | 0.500 ppb | 1,662 |
* 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 Dichloroiodomethane, but it likely has the contaminant in its water supply.
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| City of Jacksonville* | Jacksonville, TX | 4 of 4 | 0.900 ppb | 14,544 |
* 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 Dichloroiodomethane, but it likely has the contaminant in its water supply.
