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Review government records associated with James Island, South Carolina.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for James Island, SC from EPA SDWIS.
Folly Beach City of (1010005)
PFAS above an official threshold detected in available EPA records.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 5,086 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records; EPA samples shown are from Jan 2023 to Oct 2023.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
8 PFAS sample results above EPA limits
Sample period: Jan 2023 to Oct 2023
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFOS | 0.0081 | 0.0040 | 2023-10-11 | Yes |
| PFOS | 0.0066 | 0.0040 | 2023-07-24 | Yes |
| PFOS | 0.0060 | 0.0040 | 2023-04-12 | Yes |
| PFOS | 0.0055 | 0.0040 | 2023-01-10 | Yes |
| PFOA | 0.0050 | 0.0040 | 2023-10-11 | Yes |
| PFOA | 0.0044 | 0.0040 | 2023-01-10 | Yes |
| PFOA | 0.0043 | 0.0040 | 2023-07-24 | Yes |
| PFOA | 0.0042 | 0.0040 | 2023-04-12 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not James Island drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Lower Ashley River
Reported: Nov 2026
Health-relevant causes: Pathogens
Affected uses: Ecological, Recreation
Data from EPA ATTAINS
Reviewed: source records as of Q4 2025
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Charleston County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Cape Romain
Annual mean: 0.043 Parts per million
Observation year: 2025
Annual mean: 7.2 Micrograms/cubic meter (LC)
Observation year: 2025
Jenkins Ave. Fire Station — North Charleston, South Carolina
Annual mean: 1.0 Parts per billion
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
No MSHA mine or extraction site records shown for this report.
Charleston County, SC
EPA Radon Zone Map (June 2024 release)
Charleston County is EPA Radon Zone 3 (low potential). EPA defines Zone 3 counties as having predicted average indoor screening levels below 2 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain) with base flood elevation.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
Reviewed: 2000-present
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Charleston County, South CarolinaPop. 419,279
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 8,135 | 10,318 | 7,972 |
| Poor or Fair Health | 12.8% | 16.1% | 14.2% |
| Poor Physical Health Days | 3.0 | 3.8 | 3.3 |
| Poor Mental Health Days | 5.1 | 5.4 | 4.8 |
| Adult Smoking | 13.6% | 16.3% | 15.0% |
| Adult Obesity | 31.7% | 36.4% | 34.0% |
| Air Pollution - Particulate Matter | 7.1 | 8.3 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 9.7% | 11.9% | 9.6% |
| Life Expectancy | 78.1 | 75.2 | 77.6 |
EPA testing found PFAS in water samples from Folly Beach City of (1010005). Results dated Jan 10, 2023 to Oct 11, 2023 include PFOS at 0.0055 to 0.0081 micrograms per liter and PFPeA at 0.0043 to 0.0073 micrograms per liter.
Check with the utility that serves your address for its testing results.
The EPA drinking water records available here list no violations for Folly Beach City of (1010005).
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for James Island.
The monitoring station at Cape Romain recorded an annual average of 0.043 Parts per million for ozone in 2025.
The monitoring station at Cape Romain recorded an annual average of 7.2 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Jenkins Ave. Fire Station, North Charleston, South Carolina recorded an annual average of 1 Parts per billion for sulfur dioxide in 2025.
The radon data for James Island covers Charleston County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for James Island reports a life expectancy of 78.1 years in Charleston County, South Carolina.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for James Island reports 8,135 years of life lost to deaths before age 75 per 100,000 residents in Charleston County, South Carolina. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for James Island lists fine-particle pollution (PM2.5) at 7.1 micrograms per cubic meter in Charleston County, South Carolina.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.