Neighborhood Report Grade A

Lead Exceeds EPA Limit at 1 ZIP - Corvallis, OR

Name: Water Quality Data for Corvallis, Oregon
Creator: ZipCheckup
License: https://creativecommons.org/licenses/by/4.0/

4 ZIP codes · 8 EPA violations

Data source: ZipCheckup Home Safety Score registry; EPA SDWIS; EPA radon; EPA AirNow

ZipCheckup compares 4 ZIP codes across Corvallis, OR. The area averages a grade A (100/100); 2 ZIP codes carry recorded EPA violations.

Home-safety conditions vary across Corvallis, OR. We compared 4 ZIP codes using the current versioned Home Safety Score. Water compliance remains one component alongside PFAS screening, radon, and annual air quality.

City Overview: Grade A (100/100)

Grade	Neighborhoods	%
A	1	100%
B	0	0%
C	0	0%
D	0	0%
F	0	0%

Neighborhood Rankings

Every ZIP code in Corvallis ranked by Home Safety Score:

Rank	ZIP Code	Score	Grade	Violations	Lead Risk
1	97333	100	A	1	0.0033 mg/L
2	97330	—	—	7	Exceeds EPA limit
3	97331	—	—	0	0.0014 mg/L
4	97339	—	—	—	No data

How Neighborhoods Compare

Each ZIP code compared to county and state averages:

1 neighborhoods score better than county average
0 neighborhoods score worse than county average

EPA Violations

8 total violations across Corvallis
1 health-based violations
2 of 3 directly mapped ZIP records have violations
1 of 3 ZIP records with known lead status exceed the EPA action level

Top Contaminants

Contaminant	Violations	ZIPs
Surface Water Treatment Rule	3	1
Consumer Confidence Report Rule	3	2
Stage 2 DBP Rule	1	1
Lead and Copper Rule	1	1

Frequently Asked Questions

What is the safest neighborhood in Corvallis?

ZIP code 97333 has the highest safety score in Corvallis at 100/100 (grade A). Check the full report for details.

Is Corvallis water safe to drink?

The Home Safety Score is not a drinking-water grade. Across 3 directly mapped ZIP records, 8 EPA violations are recorded; 1 of 3 records with known lead status exceed the action level. Check the specific ZIP and serving system before drawing a property-level conclusion.

Data Sources

EPA SDWIS
U.S. Census Bureau

Reporting periods vary by source; the page metadata identifies this materialization.

How to cite this page

APA ZipCheckup. (2026). Lead Exceeds EPA Limit at 1 ZIP - Corvallis, OR. https://zipcheckup.com/neighborhoods/or/corvallis/

BibTeX

@misc{zipcheckup-neighborhoods-or-corvallis,
  author = {{ZipCheckup}},
  title  = {{Lead Exceeds EPA Limit at 1 ZIP - Corvallis, OR}},
  year   = {2026},
  url    = {https://zipcheckup.com/neighborhoods/or/corvallis/}
}

Page version: August 2026.