F0/100

Avi Casino — Water Quality Report 2026

Serving 3,001 people · California

Water Source
Groundwater
County
System ID
090400302
Violations
223

Contaminant Test Results

2 contaminants above EPA health goals
ContaminantDetectedLimit (MCL)Status
Copper (90th percentile)
1.50 mg/L1.30 mg/LOver Limit
Lead (90th percentile)
0.001 mg/L0.015 mg/LAbove Goal

EPA Violation History

25

Violations (last 5yr)

13

Unresolved

9

Health-Related

TIER 2Unresolved

Violation related to Consumer Confidence Report

When: September 27, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: August 15, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: August 15, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: August 15, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: August 15, 2025Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: January 1, 2025 – February 28, 2025Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
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 – November 21, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Failed to conduct Level 1 Assessment

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

When: September 1, 2024Rule: Consumer Confidence RuleVerify 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: August 1, 2024 – October 17, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

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

When: August 1, 2024 – August 31, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

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

When: June 1, 2024 – June 30, 2024Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: April 1, 2024 – June 30, 2024Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved

Violation related to Consumer Confidence Report

When: March 31, 2024 – March 17, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: March 31, 2024Rule: Ground Water RuleVerify on EPA.gov
TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: March 31, 2024Rule: Ground Water RuleVerify on EPA.gov
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: March 31, 2024Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Monitoring / Reporting Violation

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

When: October 28, 2023Rule: Ground Water RuleVerify on EPA.gov
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: October 1, 2023 – December 31, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Unresolved

Failed to conduct Level 1 Assessment

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

When: October 1, 2023Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 2Resolved

Violation related to Consumer Confidence Report

When: September 30, 2023 – March 17, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved

Violation related to Consumer Confidence Report

When: September 30, 2023Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Unresolved

Failed to conduct Level 1 Assessment

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

When: August 1, 2023Rule: Consumer Confidence RuleVerify on EPA.gov
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2023 – August 22, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2022 – December 22, 2022Enforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2021 – December 22, 2021Enforcement: Resolving — corrective action underway

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 Avi Casino

Is Avi Casino water safe to drink?

Avi Casino water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 223 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has Avi Casino detected?

2 contaminants were tested in Avi Casino's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).

Does Avi Casino have any EPA violations?

Yes, Avi Casino has 223 EPA violation(s) on record, with the most recent in 2025. Violation types include TT, MR, RPT. 24 are health-based violations.

How many people does Avi Casino serve?

Avi Casino serves approximately 3,001 people, California.

What type of water does Avi Casino provide?

Avi Casino sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is 090400302.

How does Avi Casino compare to other utilities in California?

Avi Casino scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our California state page for a full comparison of water systems.