Water Quality in Portland, OR (97229)

EPA violation data for public water systems serving ZIP code 97229.

No Health-Based Violations

None of the 11 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are12 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 70% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

76,106

Population

11

Water Systems

12

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (11)

Portland Water Bureau

All resolved
Surface water 666,200 people served
1 violation (5yr) · All resolved
Lead tested: 4.89 ppb (limit: 15 ppb)

Tualatin Valley Water District

Purchased surface water 224,600 people served
0 violations
Lead tested: 4.5 ppb (limit: 15 ppb)

Hillsboro, City Of

All resolved
Purchased surface water 92,632 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Beaverton, City Of

All resolved
Purchased surface water 88,045 people served
1 violation (5yr) · All resolved
Lead tested: 2.6 ppb (limit: 15 ppb)

Gresham, City Of

All resolved
Purchased surface water 73,932 people served
2 violations (5yr) · All resolved
Lead tested: 3.4 ppb (limit: 15 ppb)

Rockwood Pud

Purchased surface water 65,443 people served
0 violations
Lead tested: 4.6 ppb (limit: 15 ppb)

Tigard, City Of

All resolved
Purchased surface water 62,500 people served
2 violations (5yr) · All resolved

North Plains Arco

All resolved
Groundwater 500 people served
2 violations (5yr) · All resolved

Cowiche Community Well

All resolved
Groundwater 46 people served
1 violation (5yr) · All resolved

Tualatin Industrial Wtr Dist

Groundwater 40 people served
0 violations

Bethany Bible Church

All resolved
Groundwater 35 people served
2 violations (5yr) · All resolved

Contaminants Found

NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

4 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
TTHMMonitoring
2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
2 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
4.89 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Portland (97229) has more violations than 70% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 12, most of which are monitoring/reporting issues.

Fewer violations 70th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

Nearby ZIP Codes

Check Another ZIP Code