Water Quality: Newcastle, WY

7 water systems • 4,861 people served

Some Concerns
522
Total Violations
3
Health-Based Violations
7
Water Systems
4,861
Population Served

Water Quality Summary

Newcastle is served by 7 public water systems with a combined service population of 4,861 people, and has 522 EPA Safe Drinking Water Act violations on record. Critically, 3 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Newcastle's violation count is 309% above the national average for Wyoming. Contaminants associated with violations include Chlorine Dioxide.

Contaminants Found

Chlorine Dioxide

Can cause anemia in infants and young children; may cause nervous system effects at high levels.

Common source: Water treatment disinfectant used to control taste, odor, and microorganisms

EPA limit: 0.8 mg/L

Water Systems Serving Newcastle

System Name PWSID Source Population Violations
NEWCASTLE, CITY OF WY5600256 Groundwater 3,595 470
SALT CREEK WATER DISTRICT WY5600133 Groundwater 600 6
WEST END WATER DISTRICT WY5601032 Groundwater 225 21
CAMBRIA I&S DISTRICT WY5601028 Groundwater 148 3
WATER UNLIMITED, INCORPORATED WY5600132 Groundwater 144 6
CANYON IMPROVEMENT & SERVICE DISTRICT WY5601632 Groundwater 79 16
SUNSET RANCH WATER DISTRICT WY5601633 Groundwater 70 0

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 Wyoming

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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 WY