Water Quality in NASHOBA, OK (74558)
EPA violation data for public water systems serving ZIP code 74558.
152
Total Violations
126
Health-Based
26
Monitoring / Reporting
152
Resolved
What does this mean?
152 of 152 violations have been resolved. 126 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 26 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 (152 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| TTHM | Health-Based | N/A | 0.1 | Jun 30, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.094 | Jun 30, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.085 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.084 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.084 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.084 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.084 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.085 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.085 | Mar 31, 2025 | Resolved | N/A |
| TTHM | Health-Based | N/A | 0.085 | Mar 31, 2025 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(10)
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
2024(42)
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
35
TTHM
35
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
2E
LEAD AND COPPER RULE REVISIONS
4G
LEAD AND COPPER RULE REVISIONS
4G
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
Consumer Confidence Rule
71
Consumer Confidence Rule
71
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
02
TTHM
35
TTHM
35
How Does This Compare?
NASHOBA (74558) has 152 recorded violations, including 126 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
Always look for filters certified by NSF International for the specific contaminants you want to remove.