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LAKESIDE WATER COMPANY

PWS ID: AZ0413026 · PRESCOTT, Arizona 86301

LAKESIDE WATER COMPANY serves 55 people in PRESCOTT, Arizona using Groundwater water sources. It has 100 recorded EPA violations, including 12 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: LAKESIDE WATER COMPANY

LAKESIDE WATER COMPANY is a public/private-owned community water system that delivers drinking water to 55 residents in PRESCOTT, Arizona (Yavapai County) through 48 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 100 total violations for this system , of which 12 (12%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 72 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Combined Uranium, recorded in 8 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Arizona, EPA tracks 1,493 public water systems serving 7,322,166 people, with 228,944 cumulative violations and 15,663 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 153.3 violations. LAKESIDE WATER COMPANY's 100 violations sit below the Arizona average. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
55
Total Violations
100
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Public/Private
Connections
48
County
Yavapai
School/Daycare
No
MCL Violations
12
Monitoring Violations
72
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MCL 8 2012
Consumer Confidence Rule Other 6 2013
Gross Alpha, Excl. Radon and U MR 6 2022
Combined Radium (-226 and -228) MR 4 2016
Chlorine MR 4 2014
DICHLOROMETHANE MR 3 1999
Gross Alpha, Excl. Radon and U MCL 3 1989
p-Dichlorobenzene MR 2 1999
1,1-Dichloroethylene MR 2 1999
Carbon tetrachloride MR 2 1999
1,2-Dichloropropane MR 2 1999
Trichloroethylene MR 2 1999
1,1,2-Trichloroethane MR 2 1999
CHLOROBENZENE MR 2 1999
Toluene MR 2 1999
Ethylbenzene MR 2 1999
1,2,4-Trichlorobenzene MR 2 1999
Radium-228 MR 2 2013
o-Dichlorobenzene MR 2 1999
1,1,1-Trichloroethane MR 2 1999
Coliform (TCR) MR 2 2002
trans-1,2-Dichloroethylene MR 2 1999
cis-1,2-Dichloroethylene MR 2 1999
Radium-226 MR 2 2013
Benzene MR 2 1999
1,2-Dichloroethane MR 2 1999
Nitrate MR 2 2001
Tetrachloroethylene MR 2 1999
Combined Uranium MR 2 2013
Styrene MR 2 1999

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for LAKESIDE WATER COMPANY.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID AZ0413026 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Arizona Drinking Water Authority

Arizona DEQ — Drinking Water Program is the primacy agency that licenses and inspects LAKESIDE WATER COMPANY under EPA-delegated authority.

Open AZ regulator portal

Source: Arizona DEQ — Drinking Water Program

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2022 Gross Alpha, Excl. Radon and U MR 6 SDWIS / AZ0413026 / 4000
2016 Combined Radium (-226 and -228) MR 4 SDWIS / AZ0413026 / 4010
2014 Chlorine MR 4 SDWIS / AZ0413026 / 0999
2013 Consumer Confidence Rule Other 6 SDWIS / AZ0413026 / 7000
2013 Radium-228 MR 2 SDWIS / AZ0413026 / 4030
2013 Radium-226 MR 2 SDWIS / AZ0413026 / 4020
2013 Combined Uranium MR 2 SDWIS / AZ0413026 / 4006
2012 Combined Uranium MCL 8 SDWIS / AZ0413026 / 4006
2004 Lead and Copper Rule MR 1 SDWIS / AZ0413026 / 5000
2002 Coliform (TCR) MR 2 SDWIS / AZ0413026 / 3100
2002 Coliform (TCR) MCL 1 SDWIS / AZ0413026 / 3100
2001 Nitrate MR 2 SDWIS / AZ0413026 / 1040
1999 DICHLOROMETHANE MR 3 SDWIS / AZ0413026 / 2964
1999 p-Dichlorobenzene MR 2 SDWIS / AZ0413026 / 2969
1999 1,1-Dichloroethylene MR 2 SDWIS / AZ0413026 / 2977

How LAKESIDE WATER COMPANY Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric LAKESIDE WATER COMPANY Arizona avg Federal benchmark
Total violations 100 153.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 12 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 95.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 55 4,904 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,493 regulated public water systems in Arizona.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is LAKESIDE WATER COMPANY water safe to drink? ▼
LAKESIDE WATER COMPANY (PWS ID: AZ0413026) has 100 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 55 people using Groundwater sources.
How many people does LAKESIDE WATER COMPANY serve? ▼
LAKESIDE WATER COMPANY serves 55 people in PRESCOTT, Arizona. It is a Public/Private-owned system using Groundwater water sources with 48 service connections.
What type of violations does LAKESIDE WATER COMPANY have? ▼
LAKESIDE WATER COMPANY has 100 total violations: 12 health-based violations (MCL exceedances or treatment failures), 72 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in LAKESIDE WATER COMPANY water? ▼
No PFAS testing data is available for LAKESIDE WATER COMPANY under the EPA's UCMR5 monitoring program.
What water source does LAKESIDE WATER COMPANY use? ▼
LAKESIDE WATER COMPANY uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

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

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