Mount Vernon, VA Water Safety: 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-07-19
ZipCheckup grade for Mount Vernon: C.
A mixed picture - some signals here are worth your attention.
Mount Vernon, VA: mid-range safety grade, uneven compliance across service areas.
How Mount Vernon Compares
Data: EPA SDWIS Last verified: 2026-07-19
Who Supplies Your Water in Mount Vernon
With one provider handling most of Mount Vernon's residential supply in VA, water service accountability is concentrated in a single utility among the 1 system on record.
- C
Overview
We track water quality and home safety data for 1 ZIP code in Mount Vernon, Virginia, covering 1 community water system serving approximately 2,640 people.
No EPA violations are recorded for the tracked water systems in Mount Vernon as of the latest reporting period.
Home Safety Score
Average Home Safety Score for Mount Vernon: C (66/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Mount Vernon water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Mount Vernon
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 22121 | C | WAVERLY, TOWN OF | 2,640 |
All ZIP Codes in Mount Vernon
- 22121 [C]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Mount Vernon
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What You Can Do in Mount Vernon
- Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
Deep Dive Reports
Detailed analysis for Mount Vernon, VA