1,2,3-Trichlorobenzene
Status: No national drinking water standard exists
1,2,3-Trichlorobenzene is a solvent and an intermediate for chemical manufacturing that was used historically as an insecticide for termite control. The National Toxicology Program lists it as a "reasonably anticipated" human carcinogen.
2015-2017:
FOUND
3
states detected
4
utilities detected
27,461
people served
Health concerns for 1,2,3-trichlorobenzene
Cancer
States reporting 1,2,3-trichlorobenzene in drinking water
UTILITIES WITH CONTAMINATION | |||
---|---|---|---|
State | Utilities | People Served | |
Alabama | 1 | 19,665 | |
Ohio | 1 | 6,400 | |
Maryland | 2 | 1,396 |
MORE
LESS
Filtering technologies that reduce 1,2,3-trichlorobenzene

Activated Carbon

Reverse Osmosis
Utilities with the highest amounts of 1,2,3-trichlorobenzene, 2015-2017
ALL UTILITIES
LARGE UTILITIES
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Oblates of St. Francis | Childs, MD | 1 of 2 | 0.505 ppb | 36 |
Town of Sharpsburg | Hagerstown, MD | 1 of 1 | 0.500 ppb | 1,360 |
Troy Utilities | Troy, AL | 1 of 13 | 0.0269 ppb | 19,665 |
Milford City Public Water System | Milford, OH | 1 of 19 | 0.0263 ppb | 6,400 |
Utility | Location | Tests | Average level | People served |
---|---|---|---|---|
Troy Utilities | Troy, AL | 1 of 13 | 0.0269 ppb | 19,665 |