Public water system · NE3103307
ActiveCheyenne Co Sid 1
At a glance
Cheyenne Co Sid 1 (PWSID NE3103307) is an active community water system in Cheyenne County, Nebraska. It reports serving 80 people through 92 service connections. Its primary water source is purchased groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in August 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
80
Service connections
92
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Cheyenne Co Sid 1 compare with other water systems in Cheyenne County?
By EPA's size categories, Cheyenne Co Sid 1 is a very small system (500 people or fewer). Cheyenne County has 9 active public water systems. Its population served is well below the county average of 903 people per system, and accounts for 1% of the 8,126 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 Cheyenne Co Sid 1 is well below 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 88 Nebraska systems (7.2%) list purchased groundwater as their primary source.
Who owns and regulates Cheyenne Co Sid 1?
EPA lists Cheyenne Co Sid 1 as privately owned. 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. 3 of the 9 active systems in Cheyenne County (33%) are also privately owned.
Does Cheyenne Co Sid 1 have drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in August 2014. The violations listed here began between July 1994 and August 2014. By type: 7 contaminant level above the legal limit, 3 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (9 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 |
|---|---|---|---|---|
| 2014-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2006-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2005-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-06-14 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2003-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2002-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1999-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | 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.
Cheyenne Co Sid 1: frequently asked questions
Who runs Cheyenne Co Sid 1?
Cheyenne Co Sid 1 (PWSID NE3103307) is a community water system privately owned. It is regulated by the NE state drinking water program.
How many people does Cheyenne Co Sid 1 serve?
Cheyenne Co Sid 1 reports serving 80 people through 92 service connections in Cheyenne County, Nebraska.
Where does Cheyenne Co Sid 1 get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Cheyenne Co Sid 1 have any drinking water violations?
Of the 12 most recent violations in EPA's records, 7 are health-based, and the most recent began in August 2014. 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 Cheyenne Co Sid 1'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, 7 are health-based, and the most recent began in August 2014. For current results, consult the system's annual water quality report, EPA ECHO, or the NE state drinking water program.
Where can I find Cheyenne Co Sid 1's water quality report?
As a community water system, Cheyenne Co Sid 1 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 Cheyenne County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sidney, City of | Cheyenne | 6,720 | Community | Groundwater |
| Potter, Village of | Cheyenne | 337 | Community | Groundwater |
| Dalton, Village of | Cheyenne | 320 | Community | Groundwater |
| Gurley, Village of | Cheyenne | 228 | Community | Groundwater |
| Lodgepole, Village of | Cheyenne | 206 | Community | Groundwater |
| Progress Rail Services -Sidney | Cheyenne | 100 | 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, “Cheyenne Co Sid 1, PWSID NE3103307, Nebraska”, https://aquacensus.com/water-systems/nebraska/cheyenne-co-sid-1-ne3103307 (data as of October 1, 2026).