Water Quality in LAKE COMO, PA (18437)
EPA violation data for public water systems serving ZIP code 18437.
38
Total Violations
11
Health-Based
27
Monitoring / Reporting
31
Resolved
What does this mean?
31 of 38 violations have been resolved. 11 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 27 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 (38 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Public Notice | Monitoring | N/A | N/A | Jul 13, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jul 13, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Jun 1, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Jun 1, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Jun 1, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Mar 24, 2025 | Active | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Feb 27, 2025 | Active | N/A |
Violation Timeline
2025(18)
Public Notice
75
Public Notice
75
Groundwater Rule
31
Groundwater Rule
31
Groundwater Rule
31
Revised Total Coliform Rule
2D
Revised Total Coliform Rule
2D
Revised Total Coliform Rule
2D
Public Notice
75
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
4F
Public Notice
75
Public Notice
75
Public Notice
75
Public Notice
75
2024(7)
Public Notice
75
Public Notice
75
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
2A
Revised Total Coliform Rule
4F
Revised Total Coliform Rule
4F
How Does This Compare?
LAKE COMO (18437) has 38 recorded violations, including 11 health-based. 7 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
One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.
Targets:Nitrate, Nitrite, Dissolved Solids
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.