WaterQ
Oregon State Report All States
Official Status: March 2026

Is Cottage Grove tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Cottage Grove scores 97/100.

Safety Score
97
out of 100

Still not sure if you need a filter in Cottage Grove?

Read Decision Guide →

Cottage Grove

Oregon

View Oregon state report Verified: Apr 2026

Is Cottage Grove tap water safe to drink?

Mostly yes — Cottage Grove scores 97/100. This report aggregates EPA drinking water data across 0 local systems in Cottage Grove. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:45 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Cottage Grove.

Water Quality Impact

✅ Minimal Impact Localized weather conditions may influence test result variability.

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Cottage Grove?

Requirement Status
Optional
🟢
💡

Expert Advice

Your water quality is excellent. Standard filtration is optional but can further enhance taste.

Buying a Filter?

Should you buy a water purifier in Cottage Grove? See our analysis.

Baby Formula Safety

Is Cottage Grove tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Cottage Grove, water quality is a key factor in long-term property maintenance. The high safety score (97/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Current records show no major contaminant spikes, making Cottage Grove a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Cottage Grove

EPA Compliance & Violations 85/100
Contaminant Safety Margin 97%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Cottage Grove tap water safe to drink?

Mostly yes — Cottage Grove scores 97/100.

How many water systems serve Cottage Grove?

Cottage Grove is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Cottage Grove?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Cottage Grove.

What is the water quality score for Cottage Grove?

The water quality score for Cottage Grove is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Cottage Grove?

Current contaminant data for Cottage Grove is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
97/100
Grade
A
Water Systems
1
Population
10,879

Cottage Grove Water Quality Summary

Cottage Grove, OR receives a water quality score of 97/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Cottage Grove's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

Water Systems Serving Cottage Grove (0)

Water system data coming soon for Cottage Grove.

Related

Compare Cottage Grove water quality: View all states · Contaminant library · How we score water quality