Is Corvallis tap water safe to drink?

Yes with good quality

Corvallis's tap water meets all EPA standards and scores well on our analysis. It is generally safe to drink though filtration can improve taste and provide extra precaution.

85/100
Purity Score
1
Issues Found
1 GPG
Hardness
Not detected
PFAS

1 Issue Detected in Corvallis

Arsenic Approaching Limit (0.1 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Corvallis
Oregon

973,309,733,197,333 · Rock Creek watershed

Corvallis Water Safety and Contaminant Report

Low Risk Updated March 2026 59,922 residents
See Best Filters for Corvallis
85
Purity Score

This 2026 water quality report for Corvallis compiles data from EPA SDWIS, EWG testing records, and the City of Corvallis Public Works consumer confidence report. Scores, contaminant levels, and matched filter recommendations are below.

Contaminant Levels

PFAS
ND
Lead
0.8 ppb
Nitrate
0.2 mg/L
Arsenic
0.1 mg/L
Hardness
1 gpg

Health Insights

  • 1
    Corvallis's water meets current EPA standards. Filtration can improve taste and provide extra safety.

Score

85 /100
Excellent
"Good" threshold (70)

Corvallis tap water is sourced from Rock Creek watershed and treated by City of Corvallis Public Works. Overall purity score: 85/100 (Excellent). Updated for 2026.

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Best filters matched to Corvallis's 1 issue.

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Explore Corvallis Water Data

Forever Chemicals in CorvallisPFAS water report
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Corvallis Hardness ReportScale and minerals
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Corvallis Water FAQ

Is Corvallis OR tap water safe to drink in 2026?
Corvallis tap water meets EPA federal drinking water standards and scores 85/100 (Excellent) on PurityMap for 2026. For most healthy adults the water is considered safe but point-of-use filtration adds an important layer of protection.
Does Corvallis OR use chlorine or chloramine for disinfection?
Corvallis uses chloramine as the primary disinfectant with a residual level of 0.7 ppm. Chloramine is harder to remove than free chlorine and requires a catalytic carbon or reverse osmosis filter. Standard Brita-style pitchers will NOT remove chloramine.
How hard is Corvallis OR water and what is the TDS level?
Corvallis water hardness is 1.0 grains per gallon (soft) with a TDS of 25 ppm (excellent). This level is unlikely to cause significant scale buildup in household plumbing.
Has PFAS been found in Corvallis OR drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in Corvallis drinking water.
What is the best water filter for Corvallis?
Based on Corvallis's water profile, we recommend the Clearly Filtered Water Pitcher. Corvallis water scores well overall. A pitcher filter provides extra precaution and improves taste for drinking and cooking.

Nearby Reports

PortlandOregon — 85/100EugeneOregon — 85/100SalemOregon — 85/100GreshamOregon — 85/100HillsboroOregon — 85/100BendOregon — 85/100

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • City of Corvallis Public Works CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

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