Jefferson, AL Water Safety: 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-07-19
ZipCheckup grade for Jefferson: C.
A mixed picture - some signals here are worth your attention.
Across Jefferson, EPA compliance data for AL sits at a moderate level - not alarming, but not uniformly clean across all service areas either.
How Jefferson Compares
Data: EPA SDWIS Last verified: 2026-07-19
Water Systems Serving Jefferson
While 1 water system appear in federal records for Jefferson, AL, one provider supplies the majority of residential connections - making it the central point of infrastructure and compliance accountability for most households.
- C
Overview
We track water quality and home safety data for 1 ZIP code in Jefferson, Alabama, covering 1 community water system serving approximately 10,530 people.
No EPA violations are recorded for the tracked water systems in Jefferson as of the latest reporting period.
Home Safety Score
Average Home Safety Score for Jefferson: 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
Jefferson water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Jefferson
- 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 |
|---|---|---|---|
| 36745 | C | DEMOPOLIS WATER WORKS AND SEWER BOARD | 10,530 |
All ZIP Codes in Jefferson
- 36745 [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.
CDC Health Data for Jefferson
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 Jefferson
- 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 Jefferson, AL