Dibenz[a,h]anthracene
Status: No national drinking water standard exists
Dibenz[a,h]anthracene is a polycyclic aromatic hydrocarbon, or PAH, released from combustion of fossil fuels and waste incinerators. PAHs increase the risk of cancer; damage the immune, nervous and reproductive systems; and can harm developing fetuses.
2017-2019:
2
states detected
20
utilities detected
184,000
people served
States reporting Dibenz[a,h]anthracene in drinking water
| UTILITIES WITH CONTAMINATION | |||
|---|---|---|---|
| State | Utilities | People Served | |
| Arkansas | 17 | 178,646 | |
| Oklahoma | 3 | 5,378 | |
Filtering technologies that reduce Dibenz[a,h]anthracene
Activated Carbon
Reverse Osmosis
Utilities with the highest amounts of Dibenz[a,h]anthracene, 2017-2019
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| Loring Development Authority | Limestone, ME | 1 of 1 | 0.220 ppb | 180 |
| Hickory Ridge | Hickory Ridge, AR | 1 of 3 | 0.0800 ppb | 280 |
| Calico Rock | Calico Rock, AR | 1 of 20 | 0.0405 ppb | 1,726 |
| Pangburn | Pangburn, AR | 1 of 9 | 0.0122 ppb | 2,613 |
| Cedarville | Cedarville, AR | 1 of 9 | 0.01000 ppb | 8,423 |
| Lee Creek Rural Water District | Muldrow, OK | 1 of 9 | 0.01000 ppb | 250 |
| Sequoyah County Rural Water District #7 | Muldrow, OK | 1 of 9 | 0.01000 ppb | 2,948 |
| Arkoma | Arkoma, OK | 1 of 9 | 0.01000 ppb | 2,180 |
| Franklin-Sebatian Public Water Authority* | Lavaca, AR | 1 of 9 | 0.01000 ppb | 0 |
| Chester Water* | Chester, AR | 1 of 9 | 0.01000 ppb | 205 |
| Fcmtc Waterworks | Fort Chaffee, AR | 1 of 9 | 0.01000 ppb | 500 |
| Barling Waterworks* | Barling, AR | 1 of 9 | 0.01000 ppb | 4,583 |
| Fort Smith Water Utilities* | Fort Smith, AR | 1 of 9 | 0.01000 ppb | 86,209 |
| Winslow Waterworks | Winslow, AR | 1 of 9 | 0.01000 ppb | 1,590 |
| Concord Water & Sewer Pfb of Crawford County | Van Bure, AR | 1 of 9 | 0.01000 ppb | 3,020 |
| Highway 71 Water District #1 Public Water Authority* | Alma, AR | 1 of 9 | 0.01000 ppb | 6,250 |
| Van Buren Waterworks* | Van Buren, AR | 1 of 9 | 0.01000 ppb | 22,725 |
| Texarkana Water Utilities* | Texarkana, AR | 1 of 10 | 0.00800 ppb | 30,015 |
| Miller County | Texarkana, AR | 1 of 10 | 0.00800 ppb | 680 |
| Naval Station, Newport | Newport, RI | 4 of 116 | 0.00517 ppb | 7,871 |
| City of Newport* | Newport, RI | 4 of 116 | 0.00517 ppb | 42,000 |
| Portsmouth Water & Fire District | Portsmouth, RI | 4 of 116 | 0.00517 ppb | 16,864 |
| United States Navy -fort Adams | Newport, RI | 4 of 116 | 0.00517 ppb | 318 |
| Pocahontas* | Pocahontas, AR | 1 of 17 | 0.00471 ppb | 7,830 |
* 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 Dibenz[a,h]anthracene, but it likely has the contaminant in its water supply.
| Utility | Location | Tests | Average level | People served |
|---|---|---|---|---|
| Van Buren Waterworks* | Van Buren, AR | 1 of 9 | 0.01000 ppb | 22,725 |
| Fort Smith Water Utilities* | Fort Smith, AR | 1 of 9 | 0.01000 ppb | 86,209 |
| Texarkana Water Utilities* | Texarkana, AR | 1 of 10 | 0.00800 ppb | 30,015 |
| City of Newport* | Newport, RI | 4 of 116 | 0.00517 ppb | 42,000 |
| Portsmouth Water & Fire District | Portsmouth, RI | 4 of 116 | 0.00517 ppb | 16,864 |
* 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 Dibenz[a,h]anthracene, but it likely has the contaminant in its water supply.