Anderson, SC: 6 Health Violations — 81/100 (2026)
6 ZIP codes · 9 water systems · Updated 2026-06-03
Drinking water tracked for Anderson by SC authorities posts above-average scores — the majority of systems are free from health-based exceedances and the city's grade sits above the state median.
How Anderson Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Anderson, SC
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
How ZIP codes in Anderson score across all safety grades.
What You Should Know About Anderson Water
- Your city's water systems recorded 24 violations in the past 5 years.
- Average lead level: 0.003 mg/L.
- Homes built before 1986: 53% — older plumbing may contain lead solder.
- Estimated remediation: $2,050 per household.
- CDC health risk index: 13.83 — above typical levels.
Who Supplies Your Water in Anderson
9 water systems are tracked federally in Anderson, SC. The top 3 providers collectively serve most residential addresses, but because they operate independently, infrastructure maintenance standards and compliance histories differ from one service zone to another.
Overview
We track water quality and home safety data for 6 ZIP codes in Anderson, South Carolina, covering 9 community water systems serving approximately 100,101 people.
6 of 6 ZIP codes (100%) have recorded EPA violations. 6 health-based violations documented.
Home Safety Score
Average Home Safety Score for Anderson: B (81/100)
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
Anderson water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0030 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 6 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 14 | 6 |
| Revised Total Coliform Rule | Microbiological | 7 | 6 |
| E. coli | Microbiological | 7 | 6 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 29621 | B | 4 | 1 | Electric City Utilities (sc0410012) |
| 29622 | B | 4 | 1 | Electric City Utilities (sc0410012) |
| 29623 | B | 4 | 1 | Electric City Utilities (sc0410012) |
| 29624 | B | 4 | 1 | Electric City Utilities (sc0410012) |
| 29625 | B | 4 | 1 | Electric City Utilities (sc0410012) |
| 29626 | B | 4 | 1 | Electric City Utilities (sc0410012) |
All ZIP Codes in Anderson
- 29621 [B] — 4 violations ⚠
- 29622 [B] — 4 violations ⚠
- 29623 [B] — 4 violations ⚠
- 29624 [B] — 4 violations ⚠
- 29625 [B] — 4 violations ⚠
- 29626 [B] — 4 violations ⚠
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 Anderson
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
Top Contaminants in Anderson Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Anderson
With 53% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
What does a median build year of 1985 mean for water safety in Anderson? It means the majority of the city's residential plumbing was installed before 1986, when lead solder was federally banned, and a large share may predate 1970, when lead pipes were commonly used — making plumbing age a central variable in household-level lead risk across much of the city.
Over half of homes in Anderson were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Anderson Homeowners
Remediation costs in Anderson are small relative to typical property values — the cost-to-value ratio here is favorable.
Remediation costs in Anderson are relatively low compared to home values. The $1,033–$3,383 estimated range is a small fraction of median property value. Home values are 2% above the South Carolina average.
Lead Exposure Risk for Children in Anderson
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
If 53% of the Anderson inventory comes from before the federal ban on lead-bearing solder — and if utility samples sit at or near 0.015 mg/L — the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Anderson
NFIP records stretching across multiple decades show Anderson accumulating 20 claims and carrying 67% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.
Anderson has a moderate flood history with 20 FEMA claims averaging $12,341 per payout. 67% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,050</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Anderson, SC