Rion, SC Water Safety: 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-07-19
ZipCheckup grade for Rion: C.
A mixed picture - some signals here are worth your attention.
For most households in Rion, SC tap water is adequate - the middle-tier grade reflects gaps in specific service areas.
How Rion Compares
Data: EPA SDWIS Last verified: 2026-07-19
Water Systems Serving Rion
With one provider handling most of Rion's residential supply in SC, 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 Rion, South Carolina, covering 1 community water system serving approximately 10,391 people.
No EPA violations are recorded for the tracked water systems in Rion as of the latest reporting period.
Home Safety Score
Average Home Safety Score for Rion: 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
Rion water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Rion
- 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 |
|---|---|---|---|
| 29132 | C | WINNSBORO TOWN OF (2010001) | 10,391 |
All ZIP Codes in Rion
- 29132 [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 Rion
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 Rion
- 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 Rion, SC