SUN VALLEY UTILITIES

PWSID: AZ0409001 · Holbrook, AZ · Serves 287 people

According to EPA Safe Drinking Water Information System (SDWIS), SUN VALLEY UTILITIES (PWSID AZ0409001) in Holbrook, AZ is listed as a CWS water system covering about 287 people. The same extract lists 5 health-based violation records spanning 2019-2025. Those 5 health-based rows for SUN VALLEY UTILITIES cover contaminants such as TTHM, Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.

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Health-Based Records

SUN VALLEY UTILITIES has 5 health-based violation records in this historical extract. Monitoring and reporting records are not included.

Population Served
287
Health-Based Violation Records
5
Distinct Contaminant Codes
2
Source Type
Groundwater

PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including TTHM, Revised Total Coliform Rule. Recorded violations span 2019–2025. Day-to-day primacy enforcement for this system runs through the Arizona drinking-water program, not EPA directly.

A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Arizona state drinking-water program's public portal.

System Details

EPA ID (PWSID)
AZ0409001
System Type
CWS
Water Source
Groundwater
Location
Holbrook, AZ
Population Served
287
Health Violations
Yes (5)

What contaminants are in this water system?

Contaminant Violations Health-Based
TTHM 4 4
Revised Total Coliform Rule 1 1

Violation History (5)

Contaminant Health Date
TTHM Yes Apr 1, 2025
TTHM Yes Jan 1, 2022
TTHM Yes Jan 1, 2022
TTHM Yes Oct 1, 2021
Revised Total Coliform Rule Yes Oct 14, 2019

Frequently Asked Questions

What does EPA SDWIS list for SUN VALLEY UTILITIES?
SUN VALLEY UTILITIES has 5 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does SUN VALLEY UTILITIES serve?
SUN VALLEY UTILITIES serves 287 people in Holbrook, AZ. It is classified as a CWS water system.
What violations does SUN VALLEY UTILITIES have?
SUN VALLEY UTILITIES has 5 health-based violation records in PlainEnviro's extract spanning 2019–2025. Monitoring and reporting records are not included.
What contaminants have been found in SUN VALLEY UTILITIES water?
Violations have been recorded for 2 contaminants. The most frequent: TTHM, Revised Total Coliform Rule.

Compare beyond Arizona

Nationwide peers by violations & population served

Cross-state SDWIS systems nearest SUN VALLEY UTILITIES on cumulative violation count (5) and EPA-reported population served (287). Violation-count peers include Jemez Pueblo, Acoma Main, OMAHA TRIBE PWS.

About This Data

SUN VALLEY UTILITIES (AZ0409001) is drawn from EPA SDWIS. Nearby county systems in this extract include CITY OF SHOW LOW; WINSLOW CITY OF; SNOWFLAKE TOWN OF; PONDEROSA DWID. Health-based rows (5 MCL/TT) are historical registry state, not a current drinkability score.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

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