Water Quality in NANTUCKET, MA (02564)
EPA violation data for public water systems serving ZIP code 02564.
33
Total Violations
0
Health-Based
33
Monitoring / Reporting
33
Resolved
What does this mean?
33 of 33 violations have been resolved. None of these are health-based violations — no contaminant levels exceeded federal safety limits. The remaining 33 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 (33 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Nitrate | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath |
| Diquat | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Total Polychlorinated Biphenyls (PCB) | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Atrazine | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | Cardiovascular system or reproductive problems |
| OXAMYL | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Endrin | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Carbofuran | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| 2,4-D | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Heptachlor epoxide | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
| Chlordane | Monitoring | N/A | N/A | Mar 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(1)
Nitrate
03
2024(30)
Diquat
03
Total Polychlorinated Biphenyls (PCB)
03
Atrazine
03
OXAMYL
03
Endrin
03
Carbofuran
03
2,4-D
03
Heptachlor epoxide
03
Chlordane
03
Benzo(a)pyrene
03
Di(2-ethylhexyl) adipate
03
Di(2-ethylhexyl) phthalate
03
Dinoseb
03
Endothall
03
Glyphosate
03
Picloram
03
Simazine
03
2,3,7,8-TCDD
03
Toxaphene
03
Methoxychlor
03
ETHYLENE DIBROMIDE
03
Pentachlorophenol
03
2,4,5-TP
03
Heptachlor
03
BHC-GAMMA
03
Hexachlorocyclopentadiene
03
Dalapon
03
HEXACHLOROBENZENE
03
LASSO
03
1,2-DIBROMO-3-CHLOROPROPANE
03
How Does This Compare?
NANTUCKET (02564) has 33 recorded violations, none of which are 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
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
Always look for filters certified by NSF International for the specific contaminants you want to remove.