Public water system · CA2000947
ActiveMinarets High School
At a glance
Minarets High School (PWSID CA2000947) is an active non-transient non-community water system in Madera County, California. It reports serving 450 people through 17 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in July 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
450
Service connections
17
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Minarets High School compare with other water systems in Madera County?
By EPA's size categories, Minarets High School is a very small system (500 people or fewer). Madera County has 202 active public water systems. Its population served is about half of the county average of 915 people per system, and accounts for 0.2% of the 184,760 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Minarets High School is roughly in line with 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. California has 1,466 active non-transient non-community water systems, 20% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates Minarets High School?
EPA lists Minarets High School as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 46 of the 202 active systems in Madera County (23%) are also owned by a local government.
Does Minarets High School have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in July 2025. The violations listed here began between January 2022 and July 2025. By type: 3 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Nitrate (3 of them). EPA lists 3 as resolved and 1 as unaddressed. 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. 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 |
|---|---|---|---|---|
| 2025-07-02 | ReportingNotification, Known or Potential LSL · code 4H | Lead and Copper Rule Revisionscode 5200 | No | Unaddressed |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 4 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.
Minarets High School: frequently asked questions
Who runs Minarets High School?
Minarets High School (PWSID CA2000947) is a non-transient non-community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Minarets High School serve?
Minarets High School reports serving 450 people through 17 service connections in Madera County, California.
Where does Minarets High School 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 Minarets High School have any drinking water violations?
EPA's records list 4 violations for this system; none 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 Minarets High School'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 4 violations for this system; none is health-based, and the most recent began in July 2025. For current results, consult EPA ECHO, or the CA state drinking water program.
Where can I find Minarets High School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Minarets High School 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 Madera County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Madera | Madera | 66,560 | Community | Groundwater |
| Chowchilla City Water Dept | Madera | 13,916 | Community | Groundwater |
| Lupine Bass Lake | Madera | 11,930 | Transient non-community | Groundwater |
| Madera Valley Water Company | Madera | 6,494 | Community | Groundwater |
| Riverstone/Rootcreek Water District | Madera | 5,507 | Community | Groundwater |
| Yosemite Spring Park Util Co | Madera | 5,300 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Minarets High School, PWSID CA2000947, California”, https://aquacensus.com/water-systems/california/minarets-high-school-ca2000947 (data as of October 1, 2026).