Water Quality in PORTLAND, OR (97204)

EPA violation data for public water systems serving ZIP code 97204.

179

Total Violations

51

Health-Based

128

Monitoring / Reporting

170

Resolved

What does this mean?

170 of 179 violations have been resolved. 51 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 128 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.

Water systems: 14 Population served: 7,260

Violations Detail (179 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ActiveN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AApr 30, 2025ResolvedN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(9)

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Active

Public Notice

75

Apr 30Active

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Active

Public Notice

75

Apr 30Resolved

Public Notice

75

Apr 30Resolved

2024(48)

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

Lead and Copper Rule

58

Mar 31Active

Lead and Copper Rule

58

Mar 31Active

Lead and Copper Rule

58

Mar 31Active

Lead and Copper Rule

58

Mar 31Active

Lead and Copper Rule

58

Mar 31Active

Lead and Copper Rule

58

Mar 31Active

How Does This Compare?

PORTLAND (97204) has 179 recorded violations, including 51 health-based. 9 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

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Nearby ZIP Codes

Check Another ZIP Code