Water Quality in PHILIPSBURG, MT (59858)
EPA violation data for public water systems serving ZIP code 59858.
89
Total Violations
61
Health-Based
28
Monitoring / Reporting
64
Resolved
What does this mean?
64 of 89 violations have been resolved. 61 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 28 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 (89 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Oct 31, 2025 | Resolved | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Sep 30, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Sep 30, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Aug 31, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Aug 31, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Jul 31, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Jul 31, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Surface Water Treatment Rule | Health-Based | N/A | N/A | Jun 30, 2025 | Active | N/A |
Lead & Copper Levels
Violation Timeline
2025(32)
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
Surface Water Treatment Rule
42
2024(20)
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Lead and Copper Rule
66
Lead and Copper Rule
66
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Lead and Copper Rule
52
Lead and Copper Rule
52
Lead and Copper Rule
52
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
Total Haloacetic Acids (HAA5)
02
How Does This Compare?
PHILIPSBURG (59858) has 89 recorded violations, including 61 health-based. 25 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.