Rock Hill, SC: 1 Health Violation - Home Safety 80/100
5 ZIP codes · 8 water systems · Updated
ZipCheckup grade for Rock Hill: B.
This ZIP looks solid, with a few items worth a quick check.
Rock Hill's tap water quality puts it in SC's upper tier - health-based violations are rare and the compliance record is consistently above average.
How Rock Hill Compares
Data: EPA SDWIS
Key Facts for Rock Hill Residents
- Your city's water systems recorded 7 violations in the past 5 years.
- Average lead level: 0.006 mg/L.
- Estimated remediation: $1,420 per household.
- CDC health risk index: 12.35 - above typical levels.
Rock Hill's Water Providers
Residential water in Rock Hill, SC is supplied by 3 separate utilities - not one centralized authority. Each of those providers operates under its own service territory boundary, maintains its own distribution infrastructure, and files compliance documentation with the EPA on its own timeline. Federal data counts 8 water systems in the area, with these providers collectively accounting for the dominant share of household connections.
- B
- B
- B
Overview
We track home safety data for 5 ZIP codes in Rock Hill, South Carolina, covering 8 community water systems serving approximately 116,606 people. The EPA snapshots used for this build directly map water systems to 3 of 5 ZIP codes.
2 of 3 ZIP codes with a reported violation count in the available EPA record (67%) have recorded EPA violations. 1 health-based violation appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Rock Hill: B (80/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Rock Hill water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0060 mg/L (EPA action level: 0.015 mg/L)
- 0 of 3 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 5 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 |
|---|---|---|---|
| Stage 2 DBP Rule | Treatment Technique | 6 | 2 |
| Consumer Confidence Report Rule | Reporting | 6 | 2 |
| Surface Water Treatment Rule | Treatment Technique | 5 | 2 |
| Stage 1 DBP Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 29730 | B | 7 | 1 | Rock Hill City of (sc4610002) |
| 29732 | B | 5 | 1 | Rock Hill City of (sc4610002) |
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 29733 | — | Rock Hill City of (sc4610002) | 89,850 |
All ZIP Codes in Rock Hill
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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Rock Hill Community Health Snapshot
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's in Rock Hill's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
How Remediation Costs Compare in Rock Hill
How much of a Rock Hill home's value does documented remediation represent? A small fraction - the equity share here is in the low tier, and from a household financial perspective, most property owners are considering a commitment that fits comfortably within standard planning rather than a decision that rises to the level of a material budget event or significant equity consideration.
Remediation costs in Rock Hill are relatively low compared to home values. The $660–$2,360 estimated range is a small fraction of median property value. Home values are 46% above the South Carolina average.
Rock Hill: Lead Risk & Vulnerable Populations
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.
Lead risk in Rock Hill appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Rock Hill: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Rock Hill contains 51 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $10,330. Among ZIP codes with claim records, 67% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
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. The <strong>$1,420</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Rock Hill, SC