Water Quality in GASTON, OR (97119)
EPA violation data for public water systems serving ZIP code 97119.
105
Total Violations
13
Health-Based
92
Monitoring / Reporting
98
Resolved
What does this mean?
98 of 105 violations have been resolved. 13 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 92 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 (105 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Groundwater Rule | Monitoring | N/A | N/A | Jul 31, 2025 | Resolved | N/A |
| Consumer Confidence Rule | Monitoring | N/A | N/A | Jun 30, 2025 | Active | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | May 31, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Apr 30, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Lead and Copper Rule | Health-Based | N/A | N/A | Mar 31, 2025 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Feb 28, 2025 | Resolved | N/A |
| Total Haloacetic Acids (HAA5) | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| TTHM | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Groundwater Rule | Monitoring | N/A | N/A | Oct 31, 2024 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(7)
Groundwater Rule
31
Consumer Confidence Rule
71
Groundwater Rule
31
Groundwater Rule
31
Groundwater Rule
31
Lead and Copper Rule
57
Groundwater Rule
31
2024(19)
Total Haloacetic Acids (HAA5)
27
TTHM
27
Groundwater Rule
31
Revised Total Coliform Rule
3A
Lead and Copper Rule
52
Consumer Confidence Rule
72
Consumer Confidence Rule
72
Revised Total Coliform Rule
3A
Groundwater Rule
31
Revised Total Coliform Rule
3A
Consumer Confidence Rule
71
Consumer Confidence Rule
71
Consumer Confidence Rule
71
Revised Total Coliform Rule
3A
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?
GASTON (97119) has 105 recorded violations, including 13 health-based. 7 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.