Public water system · NE3107902
ActiveGrand Island, City of
At a glance
City of Grand Island (PWSID NE3107902) is an active community water system in Hall County, Nebraska. It reports serving 51,478 people through 17,078 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
51,478
Service connections
17,078
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Grand Island compare with other water systems in Hall County?
By EPA's size categories, City of Grand Island is a large system (10,001 to 100,000 people). Hall County has 35 active public water systems, and City of Grand Island is the largest of them by population served. Its population served is about 29 times the county average of 1,755 people per system, and accounts for 84% of the 61,419 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 Grand Island is about 7.7 times 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 Grand Island?
EPA lists City of Grand Island 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. 10 of the 35 active systems in Hall County (29%) are also owned by a local government.
Does City of Grand Island have drinking water violations?
EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in October 2025. The violations listed here began between January 1998 and October 2025. By type: 3 contaminant level above the legal limit, 3 monitoring and reporting and 1 required treatment not met. The contaminant or rule involved most often is Combined Uranium (2 of them). EPA lists 5 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Combined Uraniumcode 4006 | Yes | Archived |
| 2010-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Radium (-226 and -228)code 4010 | No | Resolved |
| 2010-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Resolved |
| 2001-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | 1,1-Dichloroethylenecode 2977 | Yes | Resolved |
| 1998-01-01 | Required treatment not metOCCT/SOWT Study/Recommendation · code 57 | Lead and Copper Rulecode 5000 | Yes | Resolved |
All 7 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 Grand Island: frequently asked questions
Who runs City of Grand Island?
City of Grand Island (PWSID NE3107902) 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 Grand Island serve?
City of Grand Island reports serving 51,478 people through 17,078 service connections in Hall County, Nebraska.
Where does City of Grand Island 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 Grand Island have any drinking water violations?
EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in October 2025. 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 Grand Island'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. EPA's records list 7 violations for this system; 4 are health-based, and the most recent began in October 2025. 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 Grand Island's water quality report?
As a community water system, City of Grand Island 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 Hall County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bosselman Travel Center (Grand Island) | Hall | 2,025 | Non-transient non-community | Groundwater |
| Wood River, City of | Hall | 1,204 | Community | Groundwater |
| Doniphan, Village of | Hall | 829 | Community | Groundwater |
| Cairo, Village of | Hall | 785 | Community | Groundwater |
| Quality Inn - Grand Island | Hall | 755 | Non-transient non-community | Groundwater |
| Alda, Village of | Hall | 652 | Community | Purchased 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, “Grand Island, City of, PWSID NE3107902, Nebraska”, https://aquacensus.com/water-systems/nebraska/grand-island-city-of-ne3107902 (data as of October 1, 2026).