Water Quality in SALEM, OR (97304)
EPA violation data for public water systems serving ZIP code 97304.
55
Total Violations
3
Health-Based
52
Monitoring / Reporting
51
Resolved
What does this mean?
51 of 55 violations have been resolved. 3 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 (55 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Arsenic | Monitoring | N/A | N/A | May 31, 2025 | Resolved | Skin damage; circulatory system problems; increased risk of cancer |
| E. COLI | Monitoring | 0 | N/A | Apr 18, 2025 | Active | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| Groundwater Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| E. COLI | Monitoring | 0 | N/A | Mar 4, 2025 | Active | Severe gastrointestinal illness; may be fatal in vulnerable populations |
| Groundwater Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
| Lead and Copper Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Sep 30, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(6)
Consumer Confidence Rule
71
Arsenic
03
E. COLI
34
Groundwater Rule
31
Revised Total Coliform Rule
3A
E. COLI
34
2024(14)
Groundwater Rule
31
Lead and Copper Rule
52
Groundwater Rule
31
Consumer Confidence Rule
72
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
E. COLI
34
Groundwater Rule
31
Consumer Confidence Rule
71
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Groundwater Rule
31
Revised Total Coliform Rule
3A
How Does This Compare?
SALEM (97304) has 55 recorded violations, including 3 health-based. 4 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
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.