Public water system · NE3120618
ActiveMahoney State Park - Ng & Pc
At a glance
Mahoney State Park - Ng & Pc (PWSID NE3120618) is an active non-transient non-community water system in Cass County, Nebraska. It reports serving 1,000 people through 88 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 8 violations for this system; 7 are health-based, and the most recent began in August 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,000
Service connections
88
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Mahoney State Park - Ng & Pc compare with other water systems in Cass County?
By EPA's size categories, Mahoney State Park - Ng & Pc is a small system (501 to 3,300 people). Cass County has 42 active public water systems. Its population served is about 54% above the county average of 651 people per system, and accounts for 3.7% 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 non-transient non-community water system reports serving 430 people, so Mahoney State Park - Ng & Pc is about 133% above that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Nebraska has 138 active non-transient non-community water systems, 11% 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 Mahoney State Park - Ng & Pc?
EPA lists Mahoney State Park - Ng & Pc as owned by a state 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. 3 of the 42 active systems in Cass County (7.1%) are also owned by a state government.
Does Mahoney State Park - Ng & Pc have drinking water violations?
EPA's records list 8 violations for this system; 7 are health-based, and the most recent began in August 2015. The violations listed here began between September 1998 and August 2015. By type: 7 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (8 of them). EPA lists 8 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 |
|---|---|---|---|---|
| 2015-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2013-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2002-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2000-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1999-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1998-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 8 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.
Mahoney State Park - Ng & Pc: frequently asked questions
Who runs Mahoney State Park - Ng & Pc?
Mahoney State Park - Ng & Pc (PWSID NE3120618) is a non-transient non-community water system owned by a state government. It is regulated by the NE state drinking water program.
How many people does Mahoney State Park - Ng & Pc serve?
Mahoney State Park - Ng & Pc reports serving 1,000 people through 88 service connections in Cass County, Nebraska.
Where does Mahoney State Park - Ng & Pc 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 Mahoney State Park - Ng & Pc have any drinking water violations?
EPA's records list 8 violations for this system; 7 are health-based, and the most recent began in August 2015. 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 Mahoney State Park - Ng & Pc'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 8 violations for this system; 7 are health-based, and the most recent began in August 2015. For current results, consult EPA ECHO, or the NE state drinking water program.
Where can I find Mahoney State Park - Ng & Pc's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mahoney State Park - Ng & Pc is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
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, “Mahoney State Park - Ng & Pc, PWSID NE3120618, Nebraska”, https://aquacensus.com/water-systems/nebraska/mahoney-state-park-ng-pc-ne3120618 (data as of October 1, 2026).