Public water system · AZ0411142
ActiveMcprd - San Tan Mtn Park
At a glance
Mcprd - San Tan Mtn Park (PWSID AZ0411142) is an active transient non-community water system in Pinal County, Arizona. It reports serving 150 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; all are health-based, and the most recent began in February 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
150
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mcprd - San Tan Mtn Park compare with other water systems in Pinal County?
By EPA's size categories, Mcprd - San Tan Mtn Park is a very small system (500 people or fewer). Pinal County has 94 active public water systems. Its population served is well below the county average of 5,375 people per system, and accounts for less than 0.1% of the 505,241 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 Mcprd - San Tan Mtn Park is roughly in line with 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 Mcprd - San Tan Mtn Park?
EPA lists Mcprd - San Tan Mtn 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. 13 of the 94 active systems in Pinal County (14%) are also owned by a local government.
Does Mcprd - San Tan Mtn Park have drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in February 2022. The violations listed here began between January 2017 and February 2022. By type: 1 required treatment not met and 1 contaminant level above the legal limit. The contaminants or rules involved are Groundwater Rule and Nitrate. EPA lists 2 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 |
|---|---|---|---|---|
| 2022-02-06 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2017-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Single Sample · code 01 | Nitratecode 1040 | Yes | Resolved |
All 2 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.
Mcprd - San Tan Mtn Park: frequently asked questions
Who runs Mcprd - San Tan Mtn Park?
Mcprd - San Tan Mtn Park (PWSID AZ0411142) 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 Mcprd - San Tan Mtn Park serve?
Mcprd - San Tan Mtn Park reports serving 150 people through 1 service connection in Pinal County, Arizona.
Where does Mcprd - San Tan Mtn 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 Mcprd - San Tan Mtn Park have any drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in February 2022. 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 Mcprd - San Tan Mtn 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. EPA's records list 2 violations for this system; all are health-based, and the most recent began in February 2022. For current results, consult EPA ECHO, or the AZ state drinking water program.
Where can I find Mcprd - San Tan Mtn Park's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mcprd - San Tan Mtn 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 Pinal County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Arizona Water Co - Pinal Valley | Pinal | 134,432 | Community | Groundwater |
| Epcor - San Tan | Pinal | 87,435 | Community | Groundwater |
| Gw Santa Cruz Water Co | Pinal | 84,000 | Community | Groundwater |
| Arizona Water Co - Apache Junction | Pinal | 62,055 | Community | Groundwater |
| Lago Del Oro Water Company | Pinal | 18,132 | Community | Groundwater |
| Florence Water Company | Pinal | 15,900 | 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, “Mcprd - San Tan Mtn Park, PWSID AZ0411142, Arizona”, https://aquacensus.com/water-systems/arizona/mcprd-san-tan-mtn-park-az0411142 (data as of October 1, 2026).