Public water system record
City of Avondale
Serves Avondale, Maricopa County, AZ · 83,001 people served
Federal records show no health-based violations and 5 monitoring/reporting issues for City of Avondale in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 5
Key facts
- City of Avondale draws water from 16 wells.
- Record on file since 1980, with 13 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 2,294 unknown out of 29,252 service lines.
Check whether City of Avondale serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Public Notice
OTHER
|
May 18, 2025 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2024 | Resolved |
|
Chlorine
Monitoring and reporting
|
Oct 1, 2023 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Aug 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Oct 1, 2016 | Resolved |
Full record since 1980
EPA's records for City of Avondale go back to 1980. Before October 19, 2016 they list 13 health-based violations (9 resolved, 4 archived by EPA without a recorded fix) and 200 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 4 | 11 |
| 1990s | 3 | 50 |
| 2000s | 6 | 128 |
| 2010 to October 18, 2016 | 0 | 11 |
| 2020s | 0 | 4 |
Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began January 2006, Resolved.
Show all 13 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.36 mg/L, federal limit 0.06 mg/L (6 times the limit)
|
Jan 1, 2006 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.36 mg/L, federal limit 0.06 mg/L (6 times the limit)
|
Oct 1, 2005 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.36 mg/L, federal limit 0.06 mg/L (6 times the limit)
|
Jul 1, 2005 | Resolved |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.359 mg/L, federal limit 0.06 mg/L (6 times the limit)
|
Apr 1, 2005 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 2002 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Apr 1, 2000 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
Measured 11 mg/L, federal limit 10 mg/L (1.1 times the limit)
|
Jan 1, 1999 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1998 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1998 | Resolved |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 1, 1989 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 27, 1982 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Jan 27, 1982 | Archived |
|
Nitrate (acute)
Contaminant limit exceeded
|
Oct 2, 1980 | Archived |
Where the water comes from
City of Avondale draws water from 16 wells. It also buys water from City of Phoenix. 1 smaller public system such as schools, businesses or campgrounds buys water from City of Avondale.
Buys water from
- City of Phoenix Phoenix, AZ
Annual water quality report
City of Avondale must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Arizona.
Certified drinking water labs by state EPA guidance for private wells