Trichloroethylene (TCE) in Colorado Drinking Water
167 public water systems in Colorado have historical EPA violation records associated with trichloroethylene (tce) in the Q2 2026 snapshot.
291
Historical Records in Colorado
167
Systems With Records
About Trichloroethylene (TCE)
- EPA Limit
- 5 ppb
- Category
- Organic
- Health Effects
- Liver problems, increased cancer risk
- Common Treatment Approaches
- Granular activated carbon, air stripping
Colorado Systems With the Most Trichloroethylene (TCE) Records
ARAPAHOE COMM WATER SYSTEM
4,100 served5 historical records
B
DAKOTA MAGIC CASINO
2,360 served4 historical records
D
WYOLA WATER SYSTEM
281 served3 historical records
C
HOT SPRINGS COURT
55 served2 historical records
D
WHITE MESA WATER SYSTEM
300 served2 historical records
C
ETHETE WATER SYSTEM
1,950 served2 historical records
C
URIAH HEEPS SPRING WATER SYSTEM
3,750 served2 historical records
D
FORT THOMPSON WATER SYSTEM
1,357 served1 historical record
B
ROSEBUD RURAL WATER SYSTEM
5,500 served1 historical record
B
ARAPAHOE INDUSTRIAL PARK
650 served1 historical record
B
PRYOR WATER SYSTEM
406 served1 historical record
C
CROW AGENCY WATER SYSTEM
2,057 served1 historical record
C
LOWER BRULE RURAL WATER SUPPLY SYSTEM
1,637 served1 historical record
C
WOUNDED KNEE DISTRICT SCHOOL
280 served1 historical record
D
BLACKFOOT WATER SYSTEM
56 served1 historical record
C
ROCKY BOY AGENCY WATER SYSTEM
1,442 served1 historical record
C
MNIHNAPA WATER SYSTEM
220 served1 historical record
A
FORT BELKNAP AGENCY WATER SYSTEM
2,600 served1 historical record
F
WHITEROCKS WATER SYSTEM
812 served1 historical record
B
FORT WASHAKIE
2,620 served1 historical record
B
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.