Mount Pleasant, SC: 6 Health Violations - Home Safety 80/100
3 ZIP codes · 2 water systems · Updated
ZipCheckup grade for Mount Pleasant: B.
This ZIP looks solid, with a few items worth a quick check.
Your top priority: consider a certified water filter (6 health violations on record). NSF certified filters →
Residents of Mount Pleasant generally live with tap water that beats the SC safety average on key EPA compliance metrics.
How Mount Pleasant Compares
Data: EPA SDWIS
What You Should Know About Mount Pleasant Water
- Your city's water systems recorded 9 violations in the past 5 years.
- Average lead level: 0.0046 mg/L.
- Homes built before 1986: 23% - older plumbing may contain lead solder.
- Estimated remediation: $2,100 per household.
- CDC health risk index: 11.36.
Who Supplies Your Water in Mount Pleasant
Water delivery in Mount Pleasant, SC is handled by 2 utilities rather than a single system - drawn from 2 providers in federal records, each filing its own compliance reports and setting its own rates.
- B
- B
Overview
We track home safety data for 3 ZIP codes in Mount Pleasant, South Carolina, covering 2 community water systems serving approximately 96,145 people. The EPA snapshots used for this build directly map water systems to 2 of 3 ZIP codes.
1 of 2 ZIP codes with a reported violation count in the available EPA record (50%) have recorded EPA violations. 6 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Mount Pleasant: 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
Mount Pleasant water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0046 mg/L (EPA action level: 0.015 mg/L)
- 0 of 2 ZIP codes with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 3 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 12 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 2 | 1 |
| Consumer Confidence Report Rule | Reporting | 2 | 1 |
| Revised Total Coliform Rule | Microbiological | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 29466 | B | 9 | 6 | Mt Pleasant Water Works (1010002) |
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 29464 | B | Mt Pleasant Water Works (1010002) | 91,500 |
All ZIP Codes in Mount Pleasant
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.
Health Outcomes in Mount Pleasant
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 Mount Pleasant Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Mount Pleasant
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Compared to many older metro areas, Mount Pleasant carries a relatively newer housing profile - the median build year of 2001 places most of the stock in the post-1986 era when lead solder was federally banned from new plumbing. That shift meaningfully reduces the baseline likelihood of lead leaching from copper joint solder. Homes from before 1986 do still exist in the mix, however, and individual testing remains the only way to confirm what a specific tap actually delivers.
Most homes in Mount Pleasant were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Mount Pleasant Homeowners
Because property values in Mount Pleasant comfortably exceed estimated remediation costs, the equity impact here is proportionally small.
Remediation costs in Mount Pleasant are relatively low compared to home values. The $1,350–$3,200 estimated range is a small fraction of median property value. Home values are 226% above the South Carolina average.
Lead Exposure Risk for Children in Mount Pleasant
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.
Reading Mount Pleasant's aggregate samples next to its housing-age figures yields a quiet baseline. Lead rests under the federal action benchmark in citywide monitoring, and only 23% of homes were built before the federal ban on solder containing lead. Households with kids - the population for whom CDC guidance places particular weight on minimizing exposure - can confirm in-home conditions with a draw-test kit, with a certified lead-removal filter available through certified retail channels if results warrant it.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Mount Pleasant
Historical NFIP data for Mount Pleasant contains 1,994 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $17,328. Among ZIP codes with claim records, 100% 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>$2,100</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 Mount Pleasant, SC