WaterQ
Washington State Report All States
Official Status: March 2026

Is Bothell tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Bothell scores 99/100.

Safety Score
99
out of 100

Still not sure if you need a filter in Bothell?

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Bothell

Washington

View Washington state report Data updated: Mar 2026

Is Bothell tap water safe to drink?

Mostly yes — Bothell scores 99/100. This report aggregates EPA drinking water data across 0 local systems in Bothell. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 10:15 PM
0mm Precipitation

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

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 Bothell?

Requirement Status
Optional
🟢
💡

Expert Advice

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

Buying a Filter?

Filter or no filter for Bothell water? Here's what the data says.

Baby Formula Safety

What new parents in Bothell should know about tap water safety.

Homebuyer's Perspective

Water quality is easy to overlook when evaluating a move to Bothell, but it can affect plumbing longevity and appliance lifespan. The high safety score (99/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Compliance Record for Bothell

0
Violations (5yr)
0
Unresolved
0
Contaminants Tracked
0
Exceeding EPA Limit

Based on EPA SDWIS violation records and contaminant test results for all water systems serving Bothell.

Frequently Asked Questions

Is Bothell tap water safe to drink?

Mostly yes — Bothell scores 99/100.

How many water systems serve Bothell?

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

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

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

What is the water quality score for Bothell?

The water quality score for Bothell is 99 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Bothell?

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

Water Quality Score
99/100
Grade
A
Water Systems
2
Population
90,225

Bothell Water Quality Summary

Bothell, WA receives a water quality score of 99/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.

Bothell'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.

Bothell's score of 99 is 4 points above the Washington state average of 95, and above the nationwide average of roughly 78/100 across all U.S. states.

For residents and prospective homebuyers in Bothell, the local drinking water reflects the high quality typical of the Pacific Northwest, where forested mountains and the Puget Sound coastline yield generally clean source water. This mid-size Washington city benefits from tap water that achieves outstanding marks, reflecting the natural advantages of its regional environment. The community's water systems reliably deliver this high-caliber supply to households, ensuring that families relocating to or living in the area can feel confident in their daily tap usage.

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

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Water Systems Serving Bothell (0)

Water system data coming soon for Bothell.

Related

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