Public water system record
Arizona Water Co - Pinal Valley
Serves Casa Grande, Coolidge, Arizona City and 1 more place, Pinal County, AZ · 134,432 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Arizona Water Co - Pinal Valley 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
- 4
Key facts
- Arizona Water Co - Pinal Valley draws water from 28 wells.
- Record on file since 1980, with 3 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 12,746 unknown out of 40,711 service lines.
Check whether Arizona Water Co - Pinal Valley 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 |
|---|---|---|
|
E. coli
Monitoring and reporting
|
Aug 20, 2025 | Resolved |
|
Arsenic
Monitoring and reporting
|
Apr 1, 2025 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Oct 1, 2020 | Resolved |
|
Asbestos
Monitoring and reporting
|
Jan 1, 2008 | Resolved |
Full record since 1980
EPA's records for Arizona Water Co - Pinal Valley go back to 1980. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 514 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 5 |
| 1990s | 2 | 79 |
| 2000s | 1 | 381 |
| 2010 to October 18, 2016 | 0 | 49 |
| 2020s | 0 | 3 |
Most recent health-based violation before October 19, 2016: Total Coliform, began November 2004, Resolved.
Show all 3 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Nov 1, 2004 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Oct 1, 1998 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1998 | Resolved |
Where the water comes from
Arizona Water Co - Pinal Valley draws water from 28 wells. 3 other community water systems buy water from Arizona Water Co - Pinal Valley. 2 other public water systems have emergency, seasonal or other part-time connections to Arizona Water Co - Pinal Valley.
Community systems that buy water from it
- Awc - Casa Grande South Water Company Phoenix, AZ
- GW Santa Cruz Water - CP Water Co Maricopa, AZ
- Signal Peak Water Company Tempe, AZ
Annual water quality report
Arizona Water Co - Pinal Valley 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