Kershaw County, South Carolina
8 ZIP codes · Avg score 89/100 · Grade A · Updated 2026-06-04
Throughout Kershaw County, the 8 monitored ZIP codes show low violation rates and healthy safety scores — a pattern that puts the county well above the state baseline for drinking water quality.
How Kershaw County Compares
How Kershaw County Compares
Kershaw County scores 11 points above the South Carolina state average (78/100) and 21 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Kershaw County, South Carolina
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.3 (asthma 9.9%, diabetes 15.2%)
Estimated additional annual cost per homeowner: $1,470, driven primarily by sea_level
Infrastructure: 0.253% avg pipe failure probability
44.7% of homes built before 1978 (lead paint era)
Violation History (2021–2024)
→ Stable trendEPA violation counts by year across Kershaw County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 3 violations. Past 5 years: 6 total (6 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,470
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
37,418 housing units in Kershaw County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Kershaw County
Remediation costs are relatively manageable for most homeowners in Kershaw County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Kershaw County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Kershaw County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | COLUMBIA CITY OF (SC4010001) | 319,500 | 8 |
| 2 | Lugoff Elgin Water Authority (sc2820001) | 22,873 | 6 |
| 3 | Bgwc I-20 (sc3250012) | 6,637 | 6 |
| 4 | Bgwc Oakland Plantation (sc4350006) | 1,180 | 6 |
| 5 | Bgwc Glenn Village Ii (sc3250058) | 1,116 | 6 |
16 total water systems serve Kershaw County.
All ZIP Codes in Kershaw County
8 ZIP codes tracked in Kershaw County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 29009 | Bethune | 99 | A | 0 | $96K |
| 2 | 29032 | Cassatt | 99 | A | 0 | $97K |
| 3 | 29021 | Camden | 95 | A | 0 | — |
| 4 | 29078 | Lugoff | 95 | A | 0 | $183K |
| 5 | 29045 | Elgin | 91 | A | 6 (1 health) | $241K |
| 6 | 29020 | Camden | 85 | A | 0 | $209K |
| 7 | 29130 | Ridgeway | 81 | B | 2 | $246K |
| 8 | 29101 | Mc Bee | 66 | C | 0 | $101K |
Recommended Buyer Guides for Kershaw County
Eight risk categories drive the selection — PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback — and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.
- Best Water Testing Kits — Baseline water quality check for your ZIP
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant peace of mind
Deep Dive Reports
Detailed analysis for Kershaw County, South Carolina
Overview
Kershaw County in South Carolina covers 8 ZIP codes with an average Home Safety Score of A (89/100).
2 of 8 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← Back to South Carolina water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.