Water Quality: Custer City, OK
2 water systems • 1,353 people served
Some ConcernsWater Quality Summary
Custer City is served by 2 public water systems with a combined service population of 1,353 people, and has 16 EPA Safe Drinking Water Act violations on record. Critically, 2 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Custer City's violation count is 94% below the national average for Oklahoma. Contaminants associated with violations include Nitrate-Nitrite, Stage 2 DBP.
Contaminants Found
Causes methemoglobinemia in infants and may pose cancer risks with long-term exposure.
Common source: Fertilizer runoff, septic systems, animal feedlots, natural deposits
EPA limit: 10 mg/L (as nitrogen)
Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.
Common source: Chlorine disinfection reacting with natural organic matter in source water
EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L
Water Systems Serving Custer City
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| CUSTER COUNTY RWD #3 | OK2002040 | Groundwater | 960 | 5 |
| CUSTER CITY PWS | OK2002009 | Groundwater | 393 | 11 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Oklahoma
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.