COUNTY REPORT SC

Chesterfield County, South Carolina

7 ZIP codes · Avg score 79/100 · Grade B · Updated 2026-06-04

Chesterfield County maintains reliable drinking water quality across all 7 of its tracked ZIP codes.

How Chesterfield County Compares

Chesterfield County79/100
South Carolina avg78/100
National avg68/100

How Chesterfield County Compares

B
County Grade
79/100
Avg Safety Score
7
ZIP Codes
7
Water Systems

Chesterfield County scores 1 points above the South Carolina state average (78/100) and 11 points above the national average (68/100).

Data: EPA SDWIS Last verified: 2026-06-04

B
County Grade
79
Avg Safety Score
7
ZIP Codes
Best ZIP: 29709 (99/100)
Lowest ZIP: 29741 (66/100)
$99K
Median Home Value
$2,100
Avg Remediation (213% of home value)

ZIP Code Risk Map

Water Quality Map: Chesterfield County, South Carolina

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Key Risk Factors

Health risk index: 16.4 (asthma 10.4%, diabetes 18.1%)

Estimated additional annual cost per homeowner: $1,276, driven primarily by sea_level

Infrastructure: 0.326% avg pipe failure probability, 14% of ZIPs at high risk

50.3% of homes built before 1978 (lead paint era)

Violation History (2023–2025)

→ Stable trend

EPA violation counts by year across Chesterfield County water systems. Health-based shown in red, total in blue.

2023
6 (6 health)
2024
8 (8 health)
2025
2 (2 health)

Peak year: 2024 with 8 violations. Past 5 years: 16 total (16 health-based).

Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.

County Health Indicators vs National Average

Asthma 10.4% (national: 8.9%)
Diabetes 18.1% (national: 10.5%)
Obesity 45.2% (national: 32.4%)

Black markers indicate national averages. Source: CDC PLACES, Census ACS.

Infrastructure Overview

1985
Median Build Year
50.3%
Pre-1978 Housing
33%
Pipe Failure Probability
14%
ZIPs at High Infra Risk
Low
Lead Pipe Risk

Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.

Compound Risk Breakdown

Estimated additional annual cost per homeowner: $1,276

Sea Level Rise $857/yr
Energy Code Gap $219/yr
Flood $114/yr

Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).

Housing Age Distribution

18,232 housing units in Chesterfield County

Pre-1940 7%
1940–1959 12%
1960–1979 26%
1980–1999 37%
2000+ 17%

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 Chesterfield County

$99K
Median Home Value
$2,100
Est. Remediation Cost
2.1%
of Home Value
Remediation as % of home value moderate burden

Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.

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 Chesterfield County residents

Asthma 10.4% (US avg: 8.9%)
Diabetes 18.1% (US avg: 11%)
Obesity 45.2% (US avg: 32.4%)

Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.

Water Systems with Most Violations

Top 5 systems in Chesterfield County ranked by EPA violation count.

# Water System Population Violations
1 Cheraw Town of (sc1310001) 6,325 10
2 Chesterfield Town of (1310002) 1,670 10
3 Country Village Mhp (sc1360008) 96 10
4 Pageland City of (sc1310003) 3,467 2
5 Westside Estates Apts (sc1370300) 87 2

7 total water systems serve Chesterfield County.

All ZIP Codes in Chesterfield County

7 ZIP codes tracked in Chesterfield County.

# ZIP Code City Safety Score Grade Violations Home Value
1 29709 Chesterfield 99 A 0 $108K
2 29718 Jefferson 99 A 0 $117K
3 29728 Pageland 93 A 2 $109K
4 29520 Cheraw 67 C 10 (8 health) $99K
5 29584 Patrick 66 C 0 $75K
6 29727 Mount Croghan 66 C 0 $81K
7 29741 Ruby 66 C 0 $93K

Recommended Buyer Guides for Chesterfield County

If FEMA records flag flood-top-risk status or EPA samples show PFAS exceedances, the matching logic lifts emergency-water and PFAS-rated filtration into the recommendations — federal data drives the order, not retailer arrangements.

Overview

Chesterfield County in South Carolina covers 7 ZIP codes with an average Home Safety Score of B (79/100).

2 of 7 ZIP codes have recorded EPA violations. 8 health-based violations have been documented.

← Back to South Carolina water quality report

Data Sources

Updated daily.

Frequently Asked Questions

Is water safe in Chesterfield County?
Chesterfield County receives a grade of B, indicating generally safe tap water across its 7 ZIP codes.
How many water systems serve Chesterfield County?
Chesterfield County is served by 7 public water systems that supply drinking water to residents across 7 ZIP codes.
What is the biggest environmental risk in Chesterfield County?
The primary environmental risk factor in Chesterfield County is sea_level. This contributes to an estimated additional annual cost of $1,276 per homeowner.
How old are homes in Chesterfield County?
The median home build year in Chesterfield County is 1985. 50.3% of homes were built before 1978, which means they may contain lead-based paint and older plumbing materials.
How does Chesterfield County compare to South Carolina?
Chesterfield County has an average water safety score of 79/100, which is above the South Carolina state average of 78/100.

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