Public water system · NV0002501
ActiveNps Cottonwood Cove
At a glance
Nps Cottonwood Cove (PWSID NV0002501) is an active non-transient non-community water system in Clark County, Nevada. It reports serving 592 people through 350 service connections. Its primary water source is groundwater, and EPA lists it as owned by the federal government. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
592
Service connections
350
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Nps Cottonwood Cove compare with other water systems in Clark County?
By EPA's size categories, Nps Cottonwood Cove is a small system (501 to 3,300 people). Clark County has 141 active public water systems. Its population served is well below the county average of 18,582 people per system, and accounts for less than 0.1% of the 2,620,005 people reported by systems filed under the county. Across Nevada, the 643 active systems average 5,508 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Nps Cottonwood Cove is about 38% 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. Nevada has 161 active non-transient non-community water systems, 25% of the state's 643 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 557 Nevada systems (87%) list groundwater as their primary source.
Who owns and regulates Nps Cottonwood Cove?
EPA lists Nps Cottonwood Cove as owned by the federal government. The NV state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 17 of the 141 active systems in Clark County (12%) are also owned by the federal government.
Does Nps Cottonwood Cove have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in October 2025. The violations listed here began between July 2025 and October 2025. By type: 8 monitoring and reporting and 4 required treatment not met. The contaminant or rule involved most often is Groundwater Rule (4 of them). EPA lists 8 as archived and 4 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-04 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2025-10-04 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2025-10-04 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2025-10-04 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Dichloromethanecode 2964 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Vinyl chloridecode 2976 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Archived |
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | No | Archived |
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.
Nps Cottonwood Cove: frequently asked questions
Who runs Nps Cottonwood Cove?
Nps Cottonwood Cove (PWSID NV0002501) is a non-transient non-community water system owned by the federal government. It is regulated by the NV state drinking water program.
How many people does Nps Cottonwood Cove serve?
Nps Cottonwood Cove reports serving 592 people through 350 service connections in Clark County, Nevada.
Where does Nps Cottonwood Cove 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 Nps Cottonwood Cove have any drinking water violations?
Of the 12 most recent violations in EPA's records, 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 Nps Cottonwood Cove'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, 4 are health-based, and the most recent began in October 2025. For current results, consult EPA ECHO, or the NV state drinking water program.
Where can I find Nps Cottonwood Cove's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Nps Cottonwood Cove 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 Clark County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Las Vegas Valley Water District | Clark | 1,539,277 | Community | Purchased surface water |
| North Las Vegas Utilities | Clark | 376,515 | Community | Purchased surface water |
| Henderson City of | Clark | 336,534 | Community | Purchased surface water |
| Virgin Valley Water District | Clark | 26,000 | Community | Groundwater |
| Venetian Palazzo | Clark | 19,387 | Non-transient non-community | Purchased surface water |
| Nellis Air Force Base | Clark | 19,081 | Community | Purchased surface water |
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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, “Nps Cottonwood Cove, PWSID NV0002501, Nevada”, https://aquacensus.com/water-systems/nevada/nps-cottonwood-cove-nv0002501 (data as of October 1, 2026).