Water Quality in ROCHESTER, WI (53167)
EPA violation data for public water systems serving ZIP code 53167.
115
Total Violations
13
Health-Based
102
Monitoring / Reporting
115
Resolved
What does this mean?
115 of 115 violations have been resolved. 13 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 102 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 (115 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Dec 31, 2024 | Resolved | N/A |
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Dec 31, 2024 | Resolved | N/A |
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Dec 31, 2024 | Resolved | N/A |
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Dec 31, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 25, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 25, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 25, 2024 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Dec 25, 2024 | Resolved | N/A |
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Sep 30, 2024 | Resolved | N/A |
| DICHLOROMETHANE | Health-Based | N/A | 6.53 | Sep 30, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2024(25)
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
DICHLOROMETHANE
02
2021(90)
Carbon tetrachloride
03
1,2-Dichloropropane
03
cis-1,2-Dichloroethylene
03
1,1-Dichloroethylene
03
1,1-Dichloroethylene
03
1,1-Dichloroethylene
03
1,1-Dichloroethylene
03
Vinyl chloride
03
Vinyl chloride
03
Vinyl chloride
03
Vinyl chloride
03
Carbon tetrachloride
03
Carbon tetrachloride
03
1,1,2-Trichloroethane
03
Carbon tetrachloride
03
Tetrachloroethylene
03
Tetrachloroethylene
03
Tetrachloroethylene
03
Tetrachloroethylene
03
Benzene
03
Benzene
03
Benzene
03
Benzene
03
trans-1,2-Dichloroethylene
03
1,1,2-Trichloroethane
03
Xylenes, Total
03
Xylenes, Total
03
Xylenes, Total
03
Xylenes, Total
03
DICHLOROMETHANE
03
DICHLOROMETHANE
03
DICHLOROMETHANE
03
Trichloroethylene
03
o-Dichlorobenzene
03
o-Dichlorobenzene
03
o-Dichlorobenzene
03
o-Dichlorobenzene
03
1,2-Dichloroethane
03
1,2-Dichloroethane
03
1,2-Dichloroethane
03
1,2-Dichloroethane
03
1,1,1-Trichloroethane
03
1,1,1-Trichloroethane
03
1,1,1-Trichloroethane
03
1,1,1-Trichloroethane
03
Toluene
03
Toluene
03
Toluene
03
Toluene
03
Styrene
03
Styrene
03
Styrene
03
Styrene
03
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
1,1,2-Trichloroethane
03
cis-1,2-Dichloroethylene
03
cis-1,2-Dichloroethylene
03
CHLOROBENZENE
03
CHLOROBENZENE
03
1,1,2-Trichloroethane
03
trans-1,2-Dichloroethylene
03
trans-1,2-Dichloroethylene
03
DICHLOROMETHANE
03
trans-1,2-Dichloroethylene
03
Trichloroethylene
03
Trichloroethylene
03
Trichloroethylene
03
1,2,4-Trichlorobenzene
03
1,2,4-Trichlorobenzene
03
1,2,4-Trichlorobenzene
03
1,2,4-Trichlorobenzene
03
p-Dichlorobenzene
03
p-Dichlorobenzene
03
p-Dichlorobenzene
03
p-Dichlorobenzene
03
CHLOROBENZENE
03
CHLOROBENZENE
03
1,2-Dichloropropane
03
1,2-Dichloropropane
03
Ethylbenzene
03
Ethylbenzene
03
Ethylbenzene
03
Ethylbenzene
03
1,2-Dichloropropane
03
cis-1,2-Dichloroethylene
03
Lead and Copper Rule
66
Lead and Copper Rule
66
How Does This Compare?
ROCHESTER (53167) has 115 recorded violations, including 13 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.
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.