PlainEnviro

PONDEROSA UTILITY CORP

PWSID: AZ0403018 · Flagstaff, AZ · Serves 1,585 people

Health Violations

PONDEROSA UTILITY CORP has 6 health-based violations out of 6 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
1,585
Total Violations
6
Health Violations
6
Source Type
Groundwater

PONDEROSA UTILITY CORP (PWSID AZ0403018) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 1,585 people in Flagstaff, AZ, and is subject to primacy enforcement by the Arizona drinking-water program.

The system's federal compliance record contains 6 total violations, with 6 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Fluoride, E. coli. Recorded violations span 2023–2024.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time 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)
AZ0403018
System Type
CWS
Water Source
Groundwater
Location
Flagstaff, AZ
Population Served
1,585
Health Violations
Yes (6)

What contaminants are in this water system?

Contaminant Violations Health-Based
Fluoride 4 4
E. coli 2 2

Violation History (6)

Contaminant Health Date
Fluoride Yes Jul 31, 2024
Fluoride Yes Jul 31, 2024
Fluoride Yes May 17, 2024
Fluoride Yes May 17, 2024
E. coli Yes Oct 9, 2023
E. coli Yes Oct 9, 2023

Frequently Asked Questions

Is PONDEROSA UTILITY CORP water safe to drink?
PONDEROSA UTILITY CORP has 6 health-based violations out of 6 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses groundwater water as its source.
How many people does PONDEROSA UTILITY CORP serve?
PONDEROSA UTILITY CORP serves 1,585 people in Flagstaff, AZ. It is classified as a CWS water system.
What violations does PONDEROSA UTILITY CORP have?
PONDEROSA UTILITY CORP has 6 total violations on record spanning 2023–2024. 6 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in PONDEROSA UTILITY CORP water?
Violations have been recorded for 2 contaminants. The most frequent: Fluoride, E. coli.

Nearby Water Systems

FLAGSTAFF CITY OF
Flagstaff · 76,960 served
1 viol.
GRAND CANYON NATIONAL PARK
Grand Canyon · 16,590 served
12 viol.
DONEY PARK WATER
Flagstaff · 8,996 served
2 viol.
PAGE CITY OF
Page · 7,420 served
3 viol.
GLEN CANYON NRA WAHWEAP
Page · 4,439 served
1 viol.
GOLDEN SHORES WATER COMPANY
Williams · 3,970 served
4 viol.
KACHINA VILLAGE DWID
Flagstaff · 3,500 served
2 viol.
WILLIAMS CITY OF
Williams · 3,145 served
20 viol.
ASH FORK WATER SERVICE
Ash Fork · 2,250 served
2 viol.
Tuba City Boarding School BIA
Tuba City · 2,040 served
Clean
BLUE RIDGE DWID
Happy Jack · 1,920 served
Clean
FOREST LAKES WATER IMPROVEMENT DISTRICT
Forest Lakes · 1,746 served
1 viol.

Explore More

Arizona Water Systems → All States → Contaminants →

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

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

Read our methodology - how this data is sourced, computed, and verified.

Related

Browse all → | Rankings →