Public water system · AZ0415060
ActiveLa Paz County Parks Centennial Park
At a glance
La Paz County Parks Centennial Park (PWSID AZ0415060) is an active transient non-community water system in La Paz County, Arizona. It reports serving 100 people through 16 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, one is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
16
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does La Paz County Parks Centennial Park compare with other water systems in La Paz County?
By EPA's size categories, La Paz County Parks Centennial Park is a very small system (500 people or fewer). La Paz County has 84 active public water systems. Its population served is well below the county average of 365 people per system, and accounts for 0.3% of the 30,640 people reported by systems filed under the county. Across Arizona, the 1,769 active systems average 4,369 people each. Nationally, the average active transient non-community water system reports serving 144 people, so La Paz County Parks Centennial Park is about 31% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Arizona has 601 active transient non-community water systems, 34% of the state's 1,769 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,612 Arizona systems (91%) list groundwater as their primary source.
Who owns and regulates La Paz County Parks Centennial Park?
EPA lists La Paz County Parks Centennial Park as owned by a local government. The AZ state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 84 active systems in La Paz County (6%) are also owned by a local government.
Does La Paz County Parks Centennial Park have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in July 2025. The violations listed here began between July 2021 and July 2025. By type: 6 monitoring, 4 monitoring and reporting, 1 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (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 |
|---|---|---|---|---|
| 2025-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2024-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
| 2022-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2022-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2021-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-07-02 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2021-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | 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.
La Paz County Parks Centennial Park: frequently asked questions
Who runs La Paz County Parks Centennial Park?
La Paz County Parks Centennial Park (PWSID AZ0415060) is a transient non-community water system owned by a local government. It is regulated by the AZ state drinking water program.
How many people does La Paz County Parks Centennial Park serve?
La Paz County Parks Centennial Park reports serving 100 people through 16 service connections in La Paz County, Arizona.
Where does La Paz County Parks Centennial Park 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 La Paz County Parks Centennial Park have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in July 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 La Paz County Parks Centennial Park'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, one is health-based, and the most recent began in July 2025. For current results, consult EPA ECHO, or the AZ state drinking water program.
Where can I find La Paz County Parks Centennial Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. La Paz County Parks Centennial Park is a 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 La Paz County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Quartzsite Town of | La Paz | 2,761 | Community | Groundwater |
| Blm Laposa Ltva | La Paz | 2,500 | Transient non-community | Groundwater |
| Epcor - Lakeside | La Paz | 1,775 | Community | Surface water |
| Cs Harrisburg Utility Company | La Paz | 1,759 | Community | Groundwater |
| Epcor - Moovalya Keys | La Paz | 1,298 | Community | Surface water |
| Cs Q Mountain Water Company | La Paz | 1,224 | 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, “La Paz County Parks Centennial Park, PWSID AZ0415060, Arizona”, https://aquacensus.com/water-systems/arizona/la-paz-county-parks-centennial-park-az0415060 (data as of October 1, 2026).