F0/100

ASPC LEWIS COMPLEX WATER SYSTEM — Water Quality Report 2026

Serving 4,300 people · Arizona

Water Source

Groundwater

County

—

System ID

AZ0407555

Violations

326

Contaminant Test Results

1 contaminant above EPA health goals

Contaminant	Detected	Limit (MCL)	Goal (MCLG)	Status
Lead (90th percentile)	0.002 mg/L	0.015 mg/L	0 mg/L	Above Goal

EPA Violation History

Violations (last 5yr)

Unresolved

Health-Related

TIER 3Unresolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov

TIER 3Resolved

Monitoring violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: April 1, 2025 – May 14, 2025Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway

TIER 3Resolved

Disinfection byproduct treatment technique failure

When: December 20, 2024 – February 3, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway

TIER 3Resolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024 – February 26, 2025Rule: Ground Water RuleEnforcement: Formal — state order issued

TIER 2Resolved

Treatment technique violation

When: October 17, 2024 – February 26, 2025Rule: Ground Water RuleEnforcement: Formal — state order issued

TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: September 1, 2024 – September 30, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway

TIER 3Resolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2024 – June 20, 2025Rule: Ground Water RuleEnforcement: Formal — state order issued

TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2024 – July 31, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway

TIER 3Resolved

Exceeded the MCL for disinfection byproducts

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2024 – December 31, 2024Enforcement: Resolving — corrective action underway

TIER 3Resolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2024 – June 20, 2025Rule: Ground Water RuleEnforcement: Formal — state order issued

TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2023 – July 31, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway

TIER 2Resolved

Consumer confidence report — content deficiency

When: April 1, 2022 – August 7, 2025Rule: Ground Water RuleEnforcement: Formal — state order issued

TIER 3Resolved

Exceeded the MCL for disinfection byproducts

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2022 – December 31, 2022Enforcement: Resolving — corrective action underway

TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2021 – November 3, 2021Rule: Ground Water RuleEnforcement: Formal — state order issued

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About ASPC LEWIS COMPLEX WATER SYSTEM

Is ASPC LEWIS COMPLEX WATER SYSTEM water safe to drink?

ASPC LEWIS COMPLEX WATER SYSTEM water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 326 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has ASPC LEWIS COMPLEX WATER SYSTEM detected?

31 contaminants were tested in ASPC LEWIS COMPLEX WATER SYSTEM's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does ASPC LEWIS COMPLEX WATER SYSTEM have any EPA violations?

Yes, ASPC LEWIS COMPLEX WATER SYSTEM has 326 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, RPT, Other. 6 are health-based violations.

How many people does ASPC LEWIS COMPLEX WATER SYSTEM serve?

ASPC LEWIS COMPLEX WATER SYSTEM serves approximately 4,300 people, Arizona. The system provides water to 1 community: Buckeye.

What type of water does ASPC LEWIS COMPLEX WATER SYSTEM provide?

ASPC LEWIS COMPLEX WATER SYSTEM sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is AZ0407555.

How does ASPC LEWIS COMPLEX WATER SYSTEM compare to other utilities in Arizona?

ASPC LEWIS COMPLEX WATER SYSTEM scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Arizona state page for a full comparison of water systems.

Cities Served

Buckeye