Fluoride in Colorado Drinking Water
141 public water systems in Colorado have historical EPA violation records associated with fluoride in the Q2 2026 snapshot.
231
Historical Records in Colorado
141
Systems With Records
About Fluoride
- EPA Limit
- 4000 ppb
- Category
- Inorganic
- Health Effects
- Bone disease (pain, tenderness), dental fluorosis in children
- Common Treatment Approaches
- Reverse osmosis, activated alumina
Colorado Systems With the Most Fluoride Records
HOT SPRINGS COURT
55 served7 historical records
D
DAKOTA MAGIC CASINO
2,360 served4 historical records
D
FORT THOMPSON WATER SYSTEM
1,357 served2 historical records
B
LAME DEER WATER SYSTEM
2,605 served2 historical records
C
BIG BEND WATER SYSTEM
80 served1 historical record
B
ROSEBUD RURAL WATER SYSTEM
5,500 served1 historical record
B
CROW AGENCY WATER SYSTEM
2,057 served1 historical record
C
LOWER BRULE RURAL WATER SUPPLY SYSTEM
1,637 served1 historical record
C
BEDROCKBABB WATER SYSTEM
645 served1 historical record
C
PEEVER FLATS WATER SYSTEM
129 served1 historical record
A
RED IRON LAKE WATER SYSTEM
95 served1 historical record
A
LONG HOLLOW WATER SYSTEM
265 served1 historical record
A
ROCKY BOY'S RURAL WATER
2,000 served1 historical record
C
FORT BELKNAP AGENCY WATER SYSTEM
2,600 served1 historical record
F
ETHETE WATER SYSTEM
1,950 served1 historical record
C
HEART BUTTE SCHOOL
250 served1 historical record
C
MANDAREE WATER PLANT
1,034 served1 historical record
A
These counts describe historical compliance records, not present concentrations or household test results. Confirm current conditions with the utility's latest Consumer Confidence Report.