Water Quality in CHOCORUA, NH (03817)
EPA violation data for public water systems serving ZIP code 03817.
12
Total Violations
8
Health-Based
4
Monitoring / Reporting
12
Resolved
What does this mean?
12 of 12 violations have been resolved. 8 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 4 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 (12 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Feb 11, 2024 | Resolved | N/A |
| Fluoride | Health-Based | N/A | 4.9 | Sep 30, 2022 | Resolved | Bone disease (pain and tenderness of the bones); children may get mottled teeth |
| Fluoride | Health-Based | N/A | 4.9 | Sep 30, 2022 | Resolved | Bone disease (pain and tenderness of the bones); children may get mottled teeth |
Violation Timeline
2024(8)
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
4A
Revised Total Coliform Rule
4A
Revised Total Coliform Rule
4A
Revised Total Coliform Rule
4A
2022(4)
Fluoride
02
Fluoride
02
Fluoride
02
Fluoride
02
How Does This Compare?
CHOCORUA (03817) has 12 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.
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.