Water Quality Report

Portland, OR (97258): 1 Violation Recorded for Mapped Water Systems

EPA data for Portland Water Bureau

EPA records for the water systems mapped to 97258 in Portland, OR contain 1 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources

Latest air quality, EPA records and weather alerts Current data temporarily unavailable

Current EPA violation data unavailable

Safety Score N/A

Water Quality Concerns 1 non-health-based violation record in EPA data

Lead Risk Below action level 0.0049 mg/L, 90th percentile, sample period ending 2025-12-31

NFIP Claim History N/A

Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

Water EPA records for water systems mapped to this ZIP show 1 violation (non-health) (since 2021).
Lead The reported 90th-percentile lead result of 0.0049 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
Radon EPA Zone 2 - county-level radon potential, not a home measurement.

Contaminant Summary

Violations on record (not health-based)

1 violation

Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record Consumer Confidence Report: source date or period is not present in ZipCheckup's accepted source record

Water System

666,200

People Served

Health Violations (since 2021)

Surface water

Water Source

0.00489 mg/L

Reported Lead Result2.1× the national median for this measure

Zone 2

County Radon Potential · Moderate

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Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance

98/100

Observed

PFAS MCL screen

Unknown

Evidence missing

EPA radon zone

50/100

Observed

Annual EPA AirData AQI

100/100

Observed

Required domains

Drinking water

Unknown

Indoor environment

50/100

Outdoor environment

100/100

Coverage: 3 of 4 components and 2 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (7) MODERATE

Your Water System

ZIP code 97258 in Portland, Oregon is mapped to the water system Portland Water Bureau (EPA ID: OR4100657). This system provides water to approximately 666,200 people from surface water sources.

Other Water Quality Reports in Oregon

97001 (Antelope)
97002 (Aurora) - 17 violations recorded for mapped water systems
97003 (Beaverton) - 2 violations recorded for mapped water systems
97004 (Beavercreek) - 88 violations recorded for mapped water systems
97005 (Beaverton) - 3 violations recorded for mapped water systems
97006 (Beaverton) - 2 violations recorded for mapped water systems
97007 (Beaverton) - 13 violations recorded for mapped water systems
97008 (Beaverton) - 3 violations recorded for mapped water systems
97009 (Boring) - 27 violations recorded for mapped water systems
97010 (Bridal Veil)
97011 (Brightwood) - 18 violations recorded for mapped water systems
97013 (Canby) - 16 violations recorded for mapped water systems
97014 (Cascade Locks) - 33 violations recorded for mapped water systems
97015 (Clackamas) - 22 violations recorded for mapped water systems
97016 (Clatskanie) - 34 violations recorded for mapped water systems
97017 (Colton) - 50 violations recorded for mapped water systems
97018 (Columbia City)
97019 (Corbett) - 2 violations recorded for mapped water systems
97020 (Donald)
97021 (Dufur)

Nearby Water Quality Reports

97207 (Portland) - <1 mi
97208 (Portland) - <1 mi - 1 violation recorded for mapped water systems
97228 (Portland) - <1 mi
97238 (Portland) - <1 mi
97240 (Portland) - <1 mi
97242 (Portland) - <1 mi
97250 (Portland) - <1 mi
97252 (Portland) - <1 mi
97253 (Us Bank) - <1 mi
97256 (Portland) - <1 mi

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Portland Water Bureau (OR4100657) on EPA.gov.

5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →

Environmental Hazards (9) HIGH

Home & Infrastructure (2) OK

Cost & Community (5) OK

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Frequently Asked Questions

Is the tap water in 97258 safe to drink?

EPA SDWIS records 1 violation since 2021 across the water systems mapped to ZIP 97258 (primary system: Portland Water Bureau), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 97258's water come from?

The recorded water source for Portland Water Bureau, a system mapped to ZIP code 97258, is Surface water. This system serves approximately 666,200 people.

How can I get my water tested in Portland?

If Portland Water Bureau supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

Is lead a concern in 97258 tap water?

The Lead and Copper Rule record selected for 97258 reports a 90th-percentile lead result of 0.00489 mg/L for a water system mapped to this ZIP (record date 2025-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.

What is the radon risk for 97258?

97258 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Multnomah County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

How to cite this page

APA

ZipCheckup. (2026). Portland, OR (97258): 1 Violation Recorded for Mapped Water Systems. https://zipcheckup.com/report/97258/

BibTeX

@misc{zipcheckup-report-97258,
  author = {{ZipCheckup}},
  title  = {{Portland, OR (97258): 1 Violation Recorded for Mapped Water Systems}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/97258/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 97258

ZIP Code	City, State	Distance	Grade	Violations
97207	Portland, OR	<1 mi	N/A	0
97208	Portland, OR	<1 mi	N/A	1
97228	Portland, OR	<1 mi	N/A	0
97238	Portland, OR	<1 mi	N/A	0
97240	Portland, OR	<1 mi	N/A	0
97242	Portland, OR	<1 mi	N/A	0
97250	Portland, OR	<1 mi	N/A	0
97252	Portland, OR	<1 mi	N/A	0
97253	Us Bank, OR	<1 mi	N/A	0
97256	Portland, OR	<1 mi	N/A	0