Public water system · NE3104708
ActiveLexington, City of
At a glance
City of Lexington (PWSID NE3104708) is an active community water system in Dawson County, Nebraska. It reports serving 10,348 people through 3,301 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, 12 are health-based, and the most recent began in March 2016.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
10,348
Service connections
3,301
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Lexington compare with other water systems in Dawson County?
By EPA's size categories, City of Lexington is a large system (10,001 to 100,000 people). Dawson County has 35 active public water systems, and City of Lexington is the largest of them by population served. Its population served is about 17 times the county average of 612 people per system, and accounts for 48% of the 21,418 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 Lexington is about 54% 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 Lexington?
EPA lists City of Lexington 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. 8 of the 35 active systems in Dawson County (23%) are also owned by a local government.
Does City of Lexington have drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in March 2016. The violations listed here began between September 1999 and March 2016. By type: 9 contaminant level above the legal limit and 3 required treatment not met. The contaminant or rule involved most often is Total coliform bacteria (TCR) (6 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 |
|---|---|---|---|---|
| 2016-03-20 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2016-03-20 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2016-03-20 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2015-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitrate-Nitritecode 1038 | Yes | Resolved |
| 2014-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitrate-Nitritecode 1038 | Yes | Resolved |
| 2013-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Nitrate-Nitritecode 1038 | 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 |
| 2004-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2000-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-09-01 | 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 Lexington: frequently asked questions
Who runs City of Lexington?
City of Lexington (PWSID NE3104708) 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 Lexington serve?
City of Lexington reports serving 10,348 people through 3,301 service connections in Dawson County, Nebraska.
Where does City of Lexington 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 Lexington have any drinking water violations?
Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in March 2016. 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 Lexington'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, 12 are health-based, and the most recent began in March 2016. 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 Lexington's water quality report?
As a community water system, City of Lexington 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 Dawson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cozad, City of | Dawson | 3,915 | Community | Groundwater |
| Gothenburg, City of | Dawson | 3,578 | Community | Groundwater |
| Overton, Village of | Dawson | 600 | Community | Groundwater |
| The Crossing at Lexington | Dawson | 499 | Transient non-community | Groundwater |
| Sumner, Village of | Dawson | 220 | Community | Groundwater |
| Bayer Gothenburg Facility | Dawson | 202 | Non-transient non-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, “Lexington, City of, PWSID NE3104708, Nebraska”, https://aquacensus.com/water-systems/nebraska/lexington-city-of-ne3104708 (data as of October 1, 2026).