Water Quality in CASA GRANDE, AZ (85122)
EPA violation data for public water systems serving ZIP code 85122.
15
Total Violations
0
Health-Based
15
Monitoring / Reporting
15
Resolved
What does this mean?
15 of 15 violations have been resolved. None of these are health-based violations — no contaminant levels exceeded federal safety limits. The remaining 15 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (15 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Chlorine | Monitoring | N/A | N/A | Aug 31, 2025 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Jul 31, 2025 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Feb 28, 2025 | Resolved | Eye and nose irritation; stomach discomfort |
| Chlorine | Monitoring | N/A | N/A | Feb 28, 2025 | Resolved | Eye and nose irritation; stomach discomfort |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2022 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(5)
Chlorine
27
Chlorine
27
Chlorine
27
Chlorine
27
Chlorine
27
2024(2)
Consumer Confidence Rule
71
Consumer Confidence Rule
71
How Does This Compare?
CASA GRANDE (85122) has 15 recorded violations, none of which are health-based. All violations have been resolved, which is a positive sign for current water quality. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.