Public water system · AZ0407513

Active

Quintero Area Water System

At a glance

Quintero Area Water System (PWSID AZ0407513) is an active transient non-community water system in Maricopa County, Arizona. It reports serving 30 people through 15 service connections. Its primary water source is surface water, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in May 2021.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Surface water

System type

TNCWS

Transient non-community water system

System record

PWSIDAZ0407513

System typeTransient non-community water system

Activity statusActive

Population served30

Service connections15

Primary water sourceSurface water

Owner typePrivate

Primacy agencyAZ state drinking water program

City servedPeoria

StateArizona

ZIP—

CountyMaricopa County

How does Quintero Area Water System compare with other water systems in Maricopa County?

By EPA's size categories, Quintero Area Water System is a very small system (500 people or fewer). Maricopa County has 217 active public water systems. Its population served is well below the county average of 20,368 people per system, and accounts for less than 0.1% of the 4,419,761 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 Quintero Area Water System is well 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. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 61 Arizona systems (3.4%) list surface water as their primary source.

Who owns and regulates Quintero Area Water System?

EPA lists Quintero Area Water System as privately owned. 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. 89 of the 217 active systems in Maricopa County (41%) are also privately owned.

Does Quintero Area Water System have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in May 2021. The violations listed here began between December 2018 and May 2021. By type: 11 monitoring and reporting and 1 reporting. The contaminant or rule involved most often is Surface Water Treatment Rule (3 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
2021-05-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Resolved
2020-12-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2020-12-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2020-02-29	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	No	Resolved
2020-02-29	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2019-07-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2019-07-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Resolved
2019-05-01	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2019-03-01	Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36	Surface Water Treatment Rulecode 0200	No	Resolved
2019-03-01	Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38	Interim Enhanced Surface Water Treatment Rulecode 0300	No	Resolved
2018-12-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Total trihalomethanes (TTHM)code 2950	No	Resolved
2018-12-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Haloacetic acids (HAA5)code 2456	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.

Quintero Area Water System: frequently asked questions

Who runs Quintero Area Water System?

Quintero Area Water System (PWSID AZ0407513) is a transient non-community water system privately owned. It is regulated by the AZ state drinking water program.

How many people does Quintero Area Water System serve?

Quintero Area Water System reports serving 30 people through 15 service connections in Maricopa County, Arizona.

Where does Quintero Area Water System get its water?

EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.

Does Quintero Area Water System have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in May 2021. 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 Quintero Area Water System'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, none is health-based, and the most recent began in May 2021. For current results, consult EPA ECHO, or the AZ state drinking water program.

Where can I find Quintero Area Water System's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Quintero Area Water System 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 Maricopa County

Water system	County	Population served	Type	Source
Phoenix City of	Maricopa	1,695,000	Community	Surface water
Mesa City of	Maricopa	466,000	Community	Surface water
Gilbert, Town of	Maricopa	247,600	Community	Surface water
Chandler City of	Maricopa	247,328	Community	Surface water
Scottsdale City of	Maricopa	241,361	Community	Surface water
Glendale City of	Maricopa	234,766	Community	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, “Quintero Area Water System, PWSID AZ0407513, Arizona”, https://aquacensus.com/water-systems/arizona/quintero-area-water-system-az0407513 (data as of October 1, 2026).