Water Quality in JEFFERSON, NC (28640)
EPA violation data for public water systems serving ZIP code 28640.
54
Total Violations
2
Health-Based
52
Monitoring / Reporting
48
Resolved
What does this mean?
48 of 54 violations have been resolved. 2 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 52 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 (54 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| TTHM | Monitoring | N/A | N/A | Dec 31, 2024 | Active | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Active | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Health-Based | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| LEAD AND COPPER RULE REVISIONS | Monitoring | N/A | N/A | Oct 16, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 25, 2024 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 25, 2024 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 25, 2024 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Apr 25, 2024 | Active | N/A |
Lead & Copper Levels
Violation Timeline
2024(10)
TTHM
27
Total Haloacetic Acids (HAA5)
27
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
4G
Revised Total Coliform Rule
4C
Revised Total Coliform Rule
4C
Revised Total Coliform Rule
4C
Revised Total Coliform Rule
4C
2023(30)
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
TTHM
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Total Haloacetic Acids (HAA5)
27
Lead and Copper Rule
66
Lead and Copper Rule
66
Lead and Copper Rule
66
Interim Enhanced Surface Water Treatment Rule
38
Interim Enhanced Surface Water Treatment Rule
38
Interim Enhanced Surface Water Treatment Rule
38
Interim Enhanced Surface Water Treatment Rule
38
Interim Enhanced Surface Water Treatment Rule
38
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
How Does This Compare?
JEFFERSON (28640) has 54 recorded violations, including 2 health-based. 6 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
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.