Water Quality: Fort Lupton, CO

5 water systems • 14,013 people served

Multiple Health Violations
265
Total Violations
50
Health-Based Violations
5
Water Systems
14,013
Population Served

Water Quality Summary

Fort Lupton is served by 5 public water systems with a combined service population of 14,013 people, and has 265 EPA Safe Drinking Water Act violations on record. Critically, 50 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Fort Lupton's violation count is 95% above the national average for Colorado. Contaminants associated with violations include Chlorine, E. coli, Fecal Coliform, Selenium.

Contaminants Found

Chlorine

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)

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Selenium

Hair loss, nail brittleness, and nervous system damage at elevated concentrations.

Common source: Natural geological deposits, mining discharges, oil refinery waste

EPA limit: 0.05 mg/L (50 ppb)

Water Systems Serving Fort Lupton

System Name PWSID Source Population Violations
FT LUPTON CITY OF CO0162291 Surface Water 12,099 235
ARISTOCRAT RANCHETTE WATER PROJECT CO0162121 Surface Water 1,260 11
WATTENBERG IMPROVEMENT ASSOC CO0162833 Groundwater 350 13
COPPER KEY VILLAGE MHP CO0162186 Surface Water 260 0
FOX HILL WATER ASSOCIATION INC CO0162285 Groundwater 44 6

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

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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.

Verify at epa.govSearch ECHO for CO