Water Quality in CADIZ, OH (43907)
EPA violation data for public water systems serving ZIP code 43907.
22
Total Violations
16
Health-Based
6
Monitoring / Reporting
19
Resolved
What does this mean?
19 of 22 violations have been resolved. 16 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 6 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 (22 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Aug 31, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Jul 31, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Jul 31, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | May 31, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | May 31, 2025 | Resolved | N/A |
| Interim Enhanced Surface Water Treatment Rule | Health-Based | N/A | N/A | May 31, 2025 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(11)
Interim Enhanced Surface Water Treatment Rule
44
Interim Enhanced Surface Water Treatment Rule
44
Interim Enhanced Surface Water Treatment Rule
44
Interim Enhanced Surface Water Treatment Rule
44
Interim Enhanced Surface Water Treatment Rule
44
Interim Enhanced Surface Water Treatment Rule
44
Revised Total Coliform Rule
3A
Interim Enhanced Surface Water Treatment Rule
43
Interim Enhanced Surface Water Treatment Rule
43
Interim Enhanced Surface Water Treatment Rule
43
Interim Enhanced Surface Water Treatment Rule
43
2024(6)
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
Stage 1 Disinfectants and Disinfection Byproducts Rule
12
How Does This Compare?
CADIZ (43907) has 22 recorded violations, including 16 health-based. 3 remain unresolved. 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.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.