Public water system · NE3120977
ActiveCass Co Sid 7 - Swallow Hills
At a glance
Cass Co Sid 7 - Swallow Hills (PWSID NE3120977) is an active community water system in Cass County, Nebraska. It reports serving 93 people through 40 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is not health-based, and the most recent began in December 2005.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
93
Service connections
40
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Cass Co Sid 7 - Swallow Hills compare with other water systems in Cass County?
By EPA's size categories, Cass Co Sid 7 - Swallow Hills is a very small system (500 people or fewer). Cass County has 42 active public water systems. Its population served is well below the county average of 651 people per system, and accounts for 0.3% of the 27,326 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 Cass Co Sid 7 - Swallow Hills 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 Cass Co Sid 7 - Swallow Hills?
EPA lists Cass Co Sid 7 - Swallow Hills 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. 19 of the 42 active systems in Cass County (45%) are also owned by a local government.
Does Cass Co Sid 7 - Swallow Hills have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in December 2005. By type: 1 monitoring and reporting. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 2005-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
The one violation in EPA's records.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.
Cass Co Sid 7 - Swallow Hills: frequently asked questions
Who runs Cass Co Sid 7 - Swallow Hills?
Cass Co Sid 7 - Swallow Hills (PWSID NE3120977) is a community water system owned by a local government. It is regulated by the NE state drinking water program.
How many people does Cass Co Sid 7 - Swallow Hills serve?
Cass Co Sid 7 - Swallow Hills reports serving 93 people through 40 service connections in Cass County, Nebraska.
Where does Cass Co Sid 7 - Swallow Hills 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 Cass Co Sid 7 - Swallow Hills have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in December 2005. 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 Cass Co Sid 7 - Swallow Hills' 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 one violation for this system; it is not health-based, and the most recent began in December 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the NE state drinking water program.
Where can I find Cass Co Sid 7 - Swallow Hills' water quality report?
As a community water system, Cass Co Sid 7 - Swallow Hills 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 Cass County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Plattsmouth, City of | Cass | 6,680 | Community | Groundwater |
| Beaver Lake Association Inc. | Cass | 3,144 | Community | Surface water |
| Cass Co Rwd 1 | Cass | 2,958 | Community | Groundwater |
| Cass Co Rwd 2 | Cass | 1,860 | Community | Groundwater |
| Cass Co Sid 5 - Buccaneer Bay | Cass | 1,417 | Community | Groundwater |
| Louisville, City of | Cass | 1,400 | 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, “Cass Co Sid 7 - Swallow Hills, PWSID NE3120977, Nebraska”, https://aquacensus.com/water-systems/nebraska/cass-co-sid-7-swallow-hills-ne3120977 (data as of October 1, 2026).