Water Quality in DAUPHIN, PA (17018)
EPA violation data for public water systems serving ZIP code 17018.
84
Total Violations
8
Health-Based
76
Monitoring / Reporting
84
Resolved
What does this mean?
84 of 84 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 76 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 (84 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2025 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2025 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2025 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2025 | Resolved | N/A |
| 2,3,7,8-TCDD | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| 2,3,7,8-TCDD | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| 2,3,7,8-TCDD | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| 2,3,7,8-TCDD | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
Violation Timeline
2025(12)
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
2024(29)
Total Polychlorinated Biphenyls (PCB)
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
2,3,7,8-TCDD
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Total Polychlorinated Biphenyls (PCB)
03
Public Notice
75
Public Notice
75
Public Notice
75
E. COLI
34
E. COLI
34
E. COLI
34
E. COLI
34
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Public Notice
75
Public Notice
75
Public Notice
75
Chlorine
27
Chlorine
27
Public Notice
75
Public Notice
75
Public Notice
75
How Does This Compare?
DAUPHIN (17018) has 84 recorded violations, including 8 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
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
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.