Water Quality: Topeka, KS

5 water systems • 141,838 people served

Multiple Health Violations
134
Total Violations
71
Health-Based Violations
5
Water Systems
141,838
Population Served

Water Quality Summary

Topeka is served by 5 public water systems with a combined service population of 141,838 people, and has 134 EPA Safe Drinking Water Act violations on record. Critically, 71 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Topeka's violation count is 243% above the national average for Kansas. Contaminants associated with violations include Chlorine Dioxide, Disinfection Byproducts, Total Haloacetic Acids (HAA5).

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

Disinfection Byproducts

Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.

Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter

Total Haloacetic Acids (HAA5)

Haloacetic acids are associated with increased cancer risk and potential reproductive and developmental effects.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Topeka

System Name PWSID Source Population Violations
TOPEKA, CITY OF KS2017701 Surface Water 125,963 8
SHAWNEE CO RWD 4C KS2017718 Surface Water 12,000 1
SHAWNEE CO RWD 3C KS2017717 Surface Water 2,675 42
SHAWNEE CO RWD 2C KS2017713 Surface Water 700 36
METRO TOPEKA AIRPORT AUTHORITY KS2117703 Surface Water 500 47

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 Kansas

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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 KS