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Community Water System · PWS AZ0408026

Havasu Heights Dwid

Lake Havasu City, Arizona 86404 - drinking water served from groundwater sources to 617 people, tracked in EPA SDWIS and UCMR5.

617
People served
91
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 91 drinking-water violations at Havasu Heights Dwid, 3% of them health-based - below the Arizona per-system average.

91
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
617
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Havasu Heights Dwid

Havasu Heights Dwid is a private-owned community water system that delivers drinking water to 617 residents in Lake Havasu City, Arizona (Mohave County) through 215 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 91 total violations for this system , of which 3 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 73 monitoring and reporting violations are on file. The most recent violation on record dates to 2017.

The most frequently cited contaminant at this system is Nitrate, recorded in 8 violations (MR). 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. Statewide, 145 of 152 UCMR5-tested systems have reported PFAS detections (95.4%).

Havasu Heights Dwid's 91 violations sit below the Arizona average.

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
617
Total Violations
91
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
215
County
Mohave
School/Daycare
No
MCL Violations
3
Monitoring Violations
73
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 8 2000
Coliform (TCR) MR 4 2007
Consumer Confidence Rule Other 4 2016
Lead and Copper Rule MR 2 2005
Coliform (TCR) MCL 2 2015
Chlorine MR 2 2017
Xylenes, Total MR 1 2000
o-Dichlorobenzene MR 1 2000
trans-1,2-Dichloroethylene MR 1 2000
1,2-Dichloroethane MR 1 2000
1,1,1-Trichloroethane MR 1 2000
1,2-Dichloropropane MR 1 2000
1,1,2-Trichloroethane MR 1 2000
Tetrachloroethylene MR 1 2000
Ethylbenzene MR 1 2000
Styrene MR 1 2000
Endrin MR 1 2000
BHC-GAMMA MR 1 2000
Dalapon MR 1 2000
Diquat MR 1 2000
Di(2-ethylhexyl) adipate MR 1 2000
Simazine MR 1 2000
Hexachlorocyclopentadiene MR 1 2000
Carbofuran MR 1 2000
Heptachlor epoxide MR 1 2000
2,4-D MR 1 2000
2,4,5-TP MR 1 2000
Benzo(a)pyrene MR 1 2000
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2000
ETHYLENE DIBROMIDE MR 1 2000

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 Havasu Heights Dwid.

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 AZ0408026 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 Havasu Heights Dwid 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
2017 Chlorine MR 2 SDWIS / AZ0408026 / 0999
2016 Consumer Confidence Rule Other 4 SDWIS / AZ0408026 / 7000
2015 Coliform (TCR) MCL 2 SDWIS / AZ0408026 / 3100
2007 Coliform (TCR) MR 4 SDWIS / AZ0408026 / 3100
2005 Lead and Copper Rule MR 2 SDWIS / AZ0408026 / 5000
2000 Nitrate MR 8 SDWIS / AZ0408026 / 1040
2000 Xylenes, Total MR 1 SDWIS / AZ0408026 / 2955
2000 o-Dichlorobenzene MR 1 SDWIS / AZ0408026 / 2968
2000 trans-1,2-Dichloroethylene MR 1 SDWIS / AZ0408026 / 2979
2000 1,2-Dichloroethane MR 1 SDWIS / AZ0408026 / 2980
2000 1,1,1-Trichloroethane MR 1 SDWIS / AZ0408026 / 2981
2000 1,2-Dichloropropane MR 1 SDWIS / AZ0408026 / 2983
2000 1,1,2-Trichloroethane MR 1 SDWIS / AZ0408026 / 2985
2000 Tetrachloroethylene MR 1 SDWIS / AZ0408026 / 2987
2000 Ethylbenzene MR 1 SDWIS / AZ0408026 / 2992

How Havasu Heights Dwid Compares

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

Metric Havasu Heights Dwid Arizona avg Federal benchmark
Total violations 91 153.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 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 617 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Havasu Heights Dwid water safe to drink? ▼
Havasu Heights Dwid (PWS ID: AZ0408026) has 91 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 617 people using Groundwater sources.
How many people does Havasu Heights Dwid serve? ▼
Havasu Heights Dwid serves 617 people in Lake Havasu City, Arizona. It is a Private-owned system using Groundwater water sources with 215 service connections.
What type of violations does Havasu Heights Dwid have? ▼
Havasu Heights Dwid has 91 total violations: 3 health-based violations (MCL exceedances or treatment failures), 73 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Havasu Heights Dwid water? ▼
No PFAS testing data is available for Havasu Heights Dwid under the EPA's UCMR5 monitoring program.
What water source does Havasu Heights Dwid use? ▼
Havasu Heights Dwid 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.