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Public water system · AZ0413096

Active

Kempner Institute for Sustainable Living

At a glance

Kempner Institute for Sustainable Living (PWSID AZ0413096) is an active community water system in Yavapai County, Arizona. It reports serving 210 people through 76 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, 2 are health-based, and the most recent began in October 2025.

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

Population served

210

Service connections

76

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDAZ0413096
System typeCommunity water system
Activity statusActive
Population served210
Service connections76
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyAZ state drinking water program
City servedMayer
StateArizona
ZIP—
CountyYavapai County

How does Kempner Institute for Sustainable Living compare with other water systems in Yavapai County?

By EPA's size categories, Kempner Institute for Sustainable Living is a very small system (500 people or fewer). Yavapai County has 238 active public water systems. Its population served is well below the county average of 938 people per system, and accounts for less than 0.1% of the 223,192 people reported by systems filed under the county. Across Arizona, the 1,769 active systems average 4,369 people each. Nationally, the average active community water system reports serving 6,703 people, so Kempner Institute for Sustainable Living is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Arizona has 936 active community water systems, 53% 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 Kempner Institute for Sustainable Living?

EPA lists Kempner Institute for Sustainable Living 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. 17 of the 238 active systems in Yavapai County (7.1%) are also owned by a local government.

Does Kempner Institute for Sustainable Living have drinking water violations?

Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in October 2025. The violations listed here began between October 2007 and October 2025. By type: 8 monitoring and reporting, 2 contaminant level above the legal limit, 1 reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 10 as resolved and 2 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.

BeganViolationContaminant or ruleHealth-basedStatus
2025-10-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoUnaddressed
2025-07-02ReportingNotification, Known or Potential LSL · code 4HLead and Copper Rule Revisionscode 5200NoUnaddressed
2014-11-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2013-10-01Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52Lead and Copper Rulecode 5000NoResolved
2012-10-01Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72Consumer Confidence Rulecode 7000NoResolved
2012-10-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2012-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-07-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2012-04-01Monitoring and reportingMonitoring and Reporting (DBP) · code 27Chlorinecode 0999NoResolved
2009-12-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
2008-03-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2007-10-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved

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.

Kempner Institute for Sustainable Living: frequently asked questions

Who runs Kempner Institute for Sustainable Living?

Kempner Institute for Sustainable Living (PWSID AZ0413096) is a community water system owned by a local government. It is regulated by the AZ state drinking water program.

How many people does Kempner Institute for Sustainable Living serve?

Kempner Institute for Sustainable Living reports serving 210 people through 76 service connections in Yavapai County, Arizona.

Where does Kempner Institute for Sustainable Living 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 Kempner Institute for Sustainable Living have any drinking water violations?

Of the 12 most recent violations in EPA's records, 2 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 Kempner Institute for Sustainable Living'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, 2 are health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the AZ state drinking water program.

Where can I find Kempner Institute for Sustainable Living's water quality report?

As a community water system, Kempner Institute for Sustainable Living must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Yavapai County

Water systemCountyPopulation servedTypeSource
Town of Prescott ValleyYavapai57,048CommunityGroundwater
Prescott City ofYavapai42,217CommunityGroundwater
Cottonwood Municipal Water Cw1Yavapai11,023CommunityGroundwater
Big Park Water CompanyYavapai7,392CommunityGroundwater
Town of Camp Verde UtilitiesYavapai5,013CommunityGroundwater
Clarkdale Municipal Water SystemYavapai4,920CommunityGroundwater

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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, “Kempner Institute for Sustainable Living, PWSID AZ0413096, Arizona”, https://aquacensus.com/water-systems/arizona/kempner-institute-for-sustainable-living-az0413096 (data as of October 1, 2026).