Beaverton, OR: 24 Violations — 80/100 (2026)
8 ZIP codes · 9 water systems · Updated 2026-06-03
In current tracking cycles, Beaverton records above-average water quality outcomes for OR; compliance history over recent years shows few departures from federal standards and no systemic failures across its water systems.
How Beaverton Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Beaverton, OR
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
How ZIP codes in Beaverton score across all safety grades.
What You Should Know About Beaverton Water
- Your city's water systems recorded 24 violations in the past 5 years.
- Average lead level: 0.0045 mg/L.
- Homes built before 1986: 50% — older plumbing may contain lead solder.
- Estimated remediation: $1,150 per household.
- CDC health risk index: 10.99.
Who Supplies Your Water in Beaverton
Federal records list 9 water systems tied to Beaverton, OR. Of those, 3 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.
Overview
We track water quality and home safety data for 8 ZIP codes in Beaverton, Oregon (population ~178,423), covering 9 community water systems serving approximately 1,090,850 people region-wide.
8 of 8 ZIP codes (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Beaverton: B (80/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Beaverton water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0045 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 8 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 18 | 8 |
| Stage 1 DBP Rule | Treatment Technique | 9 | 8 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 97003 | B | 3 | 0 | Tualatin Valley Water District |
| 97005 | B | 3 | 0 | Tualatin Valley Water District |
| 97006 | B | 3 | 0 | Tualatin Valley Water District |
| 97007 | B | 3 | 0 | Tualatin Valley Water District |
| 97008 | B | 3 | 0 | Tualatin Valley Water District |
| 97075 | B | 3 | 0 | Tualatin Valley Water District |
| 97076 | B | 3 | 0 | Tualatin Valley Water District |
| 97077 | B | 3 | 0 | Tualatin Valley Water District |
All ZIP Codes in Beaverton
- 97003 [B] — 3 violations
- 97005 [B] — 3 violations
- 97006 [B] — 3 violations
- 97007 [B] — 3 violations
- 97008 [B] — 3 violations
- 97075 [B] — 3 violations
- 97076 [B] — 3 violations
- 97077 [B] — 3 violations
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Beaverton
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Top Contaminants in Beaverton Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Beaverton
With 50% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Housing age is one of the most reliable proxies for plumbing-era lead risk, because two federal milestones — the widespread use of lead pipes before 1970 and the continued use of lead solder until 1986 — define the highest-risk tiers of the residential housing stock. With a median build year of 1987, Beaverton falls squarely within the older range — meaning a large fraction of the housing was built under the plumbing standards of those earlier eras. The distribution above captures where that risk concentrates, and why older neighborhoods warrant particular attention from residents concerned about tap water quality.
Over half of homes in Beaverton were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Beaverton Homeowners
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in Beaverton is notably favorable — the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in Beaverton are relatively low compared to home values. The $500–$1,925 estimated range is a small fraction of median property value. Home values are 32% above the Oregon average.
Lead Exposure Risk for Children in Beaverton
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 50% of Beaverton stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Beaverton
118 FEMA flood insurance claims are on file for Beaverton, and 63% of local ZIP codes fall within federally designated flood zones — enough to put flood exposure on the planning radar, though short of the concentrated-risk threshold where treatment-system vulnerability becomes a primary consideration.
Beaverton has a moderate flood history with 118 FEMA claims averaging $8,618 per payout. 63% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,150</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Beaverton, OR