Public water system · NE3115303
ActiveGretna, City of
At a glance
City of Gretna (PWSID NE3115303) is an active community water system in Sarpy County, Nebraska. It reports serving 8,661 people through 3,531 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in May 2019.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
8,661
Service connections
3,531
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Gretna compare with other water systems in Sarpy County?
By EPA's size categories, City of Gretna is a medium system (3,301 to 10,000 people). Sarpy County has 31 active public water systems, and City of Gretna is the 2nd-largest of them by population served. Its population served is about 4.5 times the county average of 1,928 people per system, and accounts for 14% of the 59,769 people reported by systems filed under the county. Across Nebraska, the 1,226 active systems average 1,472 people each. Nationally, the average active community water system reports serving 6,703 people, so City of Gretna is about 29% above that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Nebraska has 599 active community water systems, 49% of the state's 1,226 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,095 Nebraska systems (89%) list groundwater as their primary source.
Who owns and regulates City of Gretna?
EPA lists City of Gretna as owned by a local government. The NE state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 18 of the 31 active systems in Sarpy County (58%) are also owned by a local government.
Does City of Gretna have drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in May 2019. The violations listed here began between October 2002 and May 2019. By type: 10 contaminant level above the legal limit, 1 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (10 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2019-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2015-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2015-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2011-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2010-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-11-16 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2006-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
City of Gretna: frequently asked questions
Who runs City of Gretna?
City of Gretna (PWSID NE3115303) is a community water system owned by a local government. It is regulated by the NE state drinking water program.
How many people does City of Gretna serve?
City of Gretna reports serving 8,661 people through 3,531 service connections in Sarpy County, Nebraska.
Where does City of Gretna get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does City of Gretna have any drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in May 2019. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is City of Gretna's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in May 2019. For current results, consult the system's annual water quality report, EPA ECHO, or the NE state drinking water program.
Where can I find City of Gretna's water quality report?
As a community water system, City of Gretna must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Sarpy County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Papillion, City of | Sarpy | 35,000 | Community | Groundwater |
| City of Gretna - Sapp Bros | Sarpy | 5,975 | Non-transient non-community | Groundwater |
| Gretna Sports Complex | Sarpy | 2,000 | Transient non-community | Groundwater |
| Sarpy Co Sid 158 - Tiburon Golf Course | Sarpy | 1,992 | Community | Groundwater |
| Springfield, City of | Sarpy | 1,529 | Community | Groundwater |
| Sarpy Co Sid 23 - Westmont Subdivision | Sarpy | 980 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Gretna, City of, PWSID NE3115303, Nebraska”, https://aquacensus.com/water-systems/nebraska/gretna-city-of-ne3115303 (data as of October 1, 2026).