Water Quality: Gretna, NE
4 water systems • 9,126 people served
Multiple Health ViolationsWater Quality Summary
Gretna is served by 4 public water systems with a combined service population of 9,126 people, and has 27 EPA Safe Drinking Water Act violations on record. Critically, 7 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Gretna's violation count is 114% above the national average for Nebraska. Contaminants associated with violations include Disinfection Byproducts, Gross Alpha, Nitrate, Nitrate-Nitrite.
Contaminants Found
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
Alpha-emitting radioactive particles increase cancer risk, particularly from bone and other internal cancers.
Common source: Natural uranium and radium in geological formations
EPA limit: 15 pCi/L (excluding radon and uranium)
Causes methemoglobinemia (blue baby syndrome) in infants, reducing the blood's ability to carry oxygen.
Common source: Fertilizer runoff, septic systems, animal feedlots, natural deposits
EPA limit: 10 mg/L (as nitrogen)
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)
Water Systems Serving Gretna
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| GRETNA, CITY OF | NE3115303 | Groundwater | 8,661 | 6 |
| SARPY CO SID 81 - FAIRVIEW HEIGHTS | NE3115309 | Groundwater | 280 | 1 |
| SARPY CO SID 34 - SARPY HEIGHTS | NE3110920 | Groundwater | 125 | 8 |
| SARPY CO SID 24 - THOUSAND OAKS | NE3115305 | Groundwater | 60 | 12 |
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 Nebraska
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.