Water Quality in NASHUA, NH (03062)
EPA violation data for public water systems serving ZIP code 03062.
43
Total Violations
31
Health-Based
12
Monitoring / Reporting
40
Resolved
What does this mean?
40 of 43 violations have been resolved. 31 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 12 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 (43 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Resolved | N/A |
| Antimony, Total | Health-Based | N/A | 0.008 | Dec 31, 2023 | Resolved | N/A |
| Antimony, Total | Health-Based | N/A | 0.008 | Dec 31, 2023 | Resolved | N/A |
| Antimony, Total | Health-Based | N/A | 0.008 | Dec 31, 2023 | Resolved | N/A |
| Antimony, Total | Health-Based | N/A | 0.008 | Dec 31, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Sep 30, 2023 | Resolved | N/A |
Violation Timeline
2025(2)
Lead and Copper Rule
66
Lead and Copper Rule
66
2023(29)
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Public Notice
75
Public Notice
75
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Revised Total Coliform Rule
1A
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Antimony, Total
02
Groundwater Rule
45
Groundwater Rule
45
Groundwater Rule
45
Revised Total Coliform Rule
4B
Revised Total Coliform Rule
4B
Revised Total Coliform Rule
4B
Revised Total Coliform Rule
4B
How Does This Compare?
NASHUA (03062) has 43 recorded violations, including 31 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.