Water Quality in LODI, WI (53555)
EPA violation data for public water systems serving ZIP code 53555.
28
Total Violations
23
Health-Based
5
Monitoring / Reporting
26
Resolved
What does this mean?
26 of 28 violations have been resolved. 23 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 5 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 (28 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| E. COLI | Monitoring | 0 | N/A | Sep 11, 2025 | Resolved | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| E. COLI | Monitoring | 0 | N/A | Sep 11, 2025 | Resolved | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| E. COLI | Monitoring | 0 | N/A | Sep 11, 2025 | Resolved | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| E. COLI | Monitoring | 0 | N/A | Sep 11, 2025 | Resolved | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| Lead and Copper Rule | Health-Based | N/A | N/A | Dec 10, 2024 | Active | N/A |
| Public Notice | Monitoring | N/A | N/A | Oct 16, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Dec 10, 2023 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Dec 10, 2023 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Dec 10, 2023 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(4)
E. COLI
34
E. COLI
34
E. COLI
34
E. COLI
34
2024(3)
Lead and Copper Rule
65
Public Notice
75
LEAD AND COPPER RULE REVISIONS
2E
How Does This Compare?
LODI (53555) has 28 recorded violations, including 23 health-based. 2 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.