STATE REPORT OR HEALTH VIOLATIONS: 65

Oregon Home Safety Profiles by ZIP

482 ZIP codes · 251 water systems · UPC plumbing code

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData, NWS, State plumbing boards, Rewiring America

ZipCheckup tracks drinking-water and home-safety data for 482 ZIP codes across Oregon, covering 251 public water systems that serve about 3,312,120 people. 226 ZIP codes are mapped to at least one water system with an EPA violation on record.

482
ZIP Codes
251
Water Systems
226
ZIPs with Violations
UPC
Plumbing Code
2
Avg Rebate Programs
A · 85
Avg Safety Score
1
ZIPs Mapped to a System Above the Lead Action Level
#9
of 50 States
93%
ZIPs Rated A or B
94%
ZIPs with Violations
A
Oregon average: 85/100 - ranked #9 of 50 states. 12 points above the national average (73). 93% of ZIP codes scored A or B.

Oregon: statewide composite grade in the top two bands.

Score Distribution

How Oregon's 482 ZIP codes are distributed across safety grades.

46
A
72
B
7
C
2
D
0
F
85-10070-8455-6940-540-39

Home Safety Scores by State

Loading map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

Model 4.0.0 inputs: EPA SDWIS, UCMR5 PFAS, EPA radon zones, annual county AQI •

Top 10 ZIP Codes by Home Safety Score in Oregon

Highest Home Safety Scores in the state.

#ZIP CodeCityCountyScoreGrade
1 97310 SalemMarion 100 A
2 97333 CorvallisLinn 100 A
3 97401 EugeneLane 100 A
4 97403 EugeneLane 100 A
5 97404 EugeneLane 100 A
6 97405 EugeneLane 100 A
7 97439 FlorenceLane 100 A
8 97068 West LinnClackamas 99 A
9 97070 WilsonvilleClackamas 99 A
10 97303 SalemMarion 99 A

10 Lowest-Scoring ZIP Codes in Oregon

#ZIP CodeCityCountyScoreGradeViolations
1 97603 Klamath FallsKlamath 50 D 203
2 97601 Klamath FallsKlamath 50 D 200
3 97838 HermistonUmatilla 60 C 19
4 97862 Milton FreewaterUmatilla 65 C 5
5 97236 PortlandMultnomah 66 C 3
6 97754 PrinevilleCrook 67 C 84
7 97123 HillsboroWashington 67 C 33
8 97116 Forest GroveWashington 67 C 60
9 97113 CorneliusWashington 67 C 59
10 97703 BendDeschutes 73 B 30

County Rankings

Water quality breakdown by county. 36 counties with data in Oregon.

Loading county map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

County-level aggregation of measured ZIP Home Safety Scores • EPA SDWIS, UCMR 5 PFAS, EPA radon zones, EPA AirData

CountyAvg ScoreGradeZIPsBest ZIPWorst ZIP
41001 81 B 11 97814 (81) 97814 (81)
41003 N/A N/A 7 N/A N/A
41005 87 A 28 97068 (99) 97222 (74)
41007 N/A N/A 7 N/A N/A
41009 75 B 7 97051 (76) 97056 (74)
41011 N/A N/A 9 N/A N/A
41013 67 C 4 97754 (67) 97754 (67)
41015 N/A N/A 8 N/A N/A
41017 86 A 11 97760 (99) 97703 (73)
41019 N/A N/A 26 N/A N/A
41021 N/A N/A 3 N/A N/A
41023 N/A N/A 10 N/A N/A
41025 N/A N/A 9 N/A N/A
41027 N/A N/A 3 N/A N/A
41029 91 A 17 97502 (97) 97530 (81)
41031 83 B 5 97734 (83) 97741 (83)
41033 93 A 11 97527 (93) 97527 (93)
41035 50 D 18 97601 (50) 97603 (50)
41037 N/A N/A 9 N/A N/A
41039 96 A 37 97401 (100) 97477 (81)
41041 N/A N/A 17 N/A N/A
41043 94 A 17 97333 (100) 97355 (84)
41045 N/A N/A 13 N/A N/A
41047 93 A 32 97310 (100) 97301 (83)
41049 N/A N/A 5 N/A N/A
41051 81 B 60 97019 (83) 97236 (66)
41053 N/A N/A 8 N/A N/A
41055 N/A N/A 5 N/A N/A
41057 N/A N/A 14 N/A N/A
41059 72 B 13 97801 (81) 97838 (60)
41061 83 B 7 97850 (83) 97850 (83)
41063 N/A N/A 5 N/A N/A
41065 77 B 7 97058 (77) 97058 (77)
41067 79 B 27 97003 (83) 97123 (67)
41069 N/A N/A 3 N/A N/A
41071 N/A N/A 9 N/A N/A

Most Common Contaminants in Oregon

Contaminant / RuleCategoryZIPs AffectedViolationsHealth Risk
Surface Water Treatment Rule Treatment Technique 176 637 No
Consumer Confidence Report Rule Reporting 160 474 Yes
Stage 1 DBP Rule Treatment Technique 130 525 Yes
E. coli Microbiological 84 1094 Yes
Total Trihalomethanes (TTHM) Disinfection Byproducts 78 214 Yes
Haloacetic Acids (HAA5) Disinfection Byproducts 74 209 Yes
Fecal Coliform Microbiological 72 524 Yes
Lead Inorganic 56 85 Yes

Overview

We track multi-source home safety signals for 482 ZIP records across Oregon. Home Safety Score model 4.0.0 is published for 127 scored records; missing required evidence suppresses the score.

The EPA snapshots used for this build directly map water systems to 240 ZIP records, covering 251 community water systems that serve approximately 3,312,120 people.

226 of 240 ZIP codes with a reported violation count in the available EPA record (94%) have recorded EPA violations. 65 health-based violations appear in the available health breakdown.

Plumbing Regulations

Oregon follows the Oregon Specialty Plumbing Code (based on UPC) (2021 edition).

  • Plumbing code: UPC (2021)
  • Homeowner DIY: Licensed plumber required
  • Water heater permit: Required
  • Annual backflow test: Required
  • Seismic strapping: Required

Full Oregon regulations →

Energy & Water Rebates

Across 273 tracked ZIP codes in Oregon, residents have access to an average of 2 water-related rebate programs - including incentives for heat pump water heaters, efficient fixtures, and plumbing upgrades.

Check rebates for your ZIP code →

Areas with Most Violations

ZIP Code City Home Safety Grade Violations Health-Based System
97390 Tidewater — 345 2 City of Waldport,
97394 Waldport — 345 2 City of Waldport,
97376 Seal Rock — 272 2 City of Waldport,
97338 Dallas — 216 4 City of Dallas,
97361 Monmouth — 215 4 City of Monmouth,
97603 Klamath Falls D 203 0 Klamath Falls Water Department
97601 Klamath Falls D 200 0 Klamath Falls Water Department
97378 Sheridan — 146 3 Grand Ronde Community Wtr Assn
97351 Independence — 145 3 Independence Water System
97344 Falls City — 127 1 Grand Ronde Community Wtr Assn

Areas with No Violations

ZIP Code City Home Safety Grade System Population
97331 Corvallis — City of Corvallis, 61,468
97364 Neotsu — City of Lincoln City, 20,830
97365 Newport — City of Newport, 10,439
97368 Otis — City of Lincoln City, 20,830
97369 Otter Rock — City of Newport, 10,439
97389 Tangent — City of Albany, 57,997
97391 Toledo — Toledo Water Utilities 3,645
97401 Eugene A Eugene Water & Electric Board 176,000
97403 Eugene A Eugene Water & Electric Board 176,000
97404 Eugene A Eugene Water & Electric Board 176,000

Home Safety Score

Average Home Safety Score for Oregon: A (85/100) across 127 scored of 482 tracked ZIP records.

Model 4.0.0 uses the canonical components water-compliance, pfas-mcl-screen, radon-zone, annual-aqi across 3 required domains. The sections below provide additional context and do not change that score. Missing required evidence suppresses the score, and a favorable result is not a property-level safety certification.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0038 mg/L (EPA action level: 0.015 mg/L)
  • 1 of 240 ZIP codes with known status exceed the EPA lead action level

Radon Risk

  • High risk (Zone 1): 0 ZIP codes (0%)
  • Moderate risk (Zone 2): 238 ZIP codes
  • Low risk (Zone 3): 244 ZIP codes

ZIP Code Reports for Oregon

Largest Communities

ZIP Code City Population Safety Grade Violations
97223 Portland 1,045,845 B 15
97225 Portland 994,345 B 4
97008 Beaverton 983,345 B 3
97231 Portland 899,606 B 66
97210 Portland 890,800 B 1
97229 Portland 890,800 B 1
97236 Portland 855,578 C 3
97060 Troutdale 841,775 B 23
97030 Gresham 827,348 B 15
97080 Gresham 824,470 B 16
97086 Happy Valley 767,067 B 22
97222 Portland 747,144 B 27
97024 Fairview 745,994 B 6
97230 Portland 745,994 B 6
97035 Lake Oswego 742,306 A 41
97034 Lake Oswego 739,800 A 37
97233 Portland 731,643 B 1
97206 Portland 717,064 B 22
97219 Portland 708,600 B 13
97202 Portland 687,146 B 18

Lowest Published Home Safety Scores

ZIP Code City Score Grade Violations
97601 Klamath Falls 50 D 200
97603 Klamath Falls 50 D 203
97838 Hermiston 60 C 19
97862 Milton Freewater 65 C 5
97236 Portland 66 C 3

Highest Published Home Safety Scores

ZIP Code City Score Grade Violations
97310 Salem 100 A 1
97333 Corvallis 100 A 1
97401 Eugene 100 A 0
97403 Eugene 100 A 0
97404 Eugene 100 A 0

All 482 ZIP Codes in Oregon

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Largest water systems in Oregon

The 12 largest community water systems in Oregon, out of 251 in our data.

Show all 12 water systems

Systems with the most violations in Oregon

12 systems in Oregon with the most recorded EPA violations.

Frequently Asked Questions

Is the water safe to drink in Oregon?

Oregon has 251 community water systems serving 3,312,120 people across 482 ZIP codes. There are 2,698 recorded violations among these water systems, including 65 health-based. 226 of 482 ZIP codes are mapped to at least one water system with a recorded violation.

What plumbing code does Oregon follow?

Oregon's listed plumbing code type is UPC as of our last review; local jurisdictions may adopt or amend codes. Plumbing work may require a licensed plumber; check state exemptions and local requirements.

Is lead a concern in Oregon's drinking water?

1 ZIP code in Oregon is mapped to a water system whose reported 90th-percentile lead result exceeded the EPA action level of 0.015 mg/L.

How to cite this page

APA ZipCheckup. (2026). Oregon Home Safety Profiles by ZIP. https://zipcheckup.com/states/oregon/
BibTeX 
@misc{zipcheckup-states-oregon,
  author = {{ZipCheckup}},
  title  = {{Oregon Home Safety Profiles by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/states/oregon/}
}

Page version: October 2026.

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