Water Quality: San Francisco, CO
4 water systems • 646 people served
Multiple Health ViolationsWater Quality Summary
San Francisco is served by 4 public water systems with a combined service population of 646 people, and has 78 EPA Safe Drinking Water Act violations on record. Critically, 4 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. San Francisco's violation count is 43% below the national average for Colorado. Contaminants associated with violations include Chlorine.
Contaminants Found
Eye and nose irritation at high levels; long-term exposure above the MCL may cause liver and kidney damage.
Common source: Water treatment disinfectant added to kill harmful microorganisms
EPA limit: 4.0 mg/L (MRDL — Maximum Residual Disinfectant Level)
Water Systems Serving San Francisco
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| MILE HIGH MOBILE HOME PARK | CO0101511 | Surface Water | 209 | 12 |
| RIDGEWOOD MOBILE HOME PARK | CO0130676 | Surface Water | 196 | 0 |
| LONGVIEW MOBILE HOME PARK | CO0116484 | Surface Water | 147 | 2 |
| THE HIDEOUT AT GLENWOOD SPRINGS | CO0223343 | Groundwater | 94 | 64 |
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 Colorado
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.