Loading city report
Preparing Hanahan environmental records...
Review government records associated with Hanahan, South Carolina.
Toxin Scout is in beta. Please verify important findings with the linked sources.
Loading city report
Preparing Hanahan environmental records...
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 Hanahan, SC from EPA SDWIS.
Goose Creek City of (Sc0810004)
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 43,744 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 Sep 2024.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
2 PFAS sample results above EPA limits
Sample period: Sep 2024
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 | 0.0049 | 0.0040 | 2024-09-19 | Yes |
| PFOA | 0.0047 | 0.0040 | 2024-09-19 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Hanahan drinking-water detections. Record names come from the source database and can be broad.
Dfsp Charleston
DLA · Active
Preliminary assessment/site inspection underway
Estimated assessment end date: 2026-09
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Goose Creek
Reported: Nov 2026
Health-relevant causes: Pathogens
Affected uses: Ecological, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
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.
Berkeley 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
Facilities regulated under the Clean Air Act. CAA HPV flags indicate serious noncompliance such as exceeding emission limits.
Air Violations
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Concrete Supply Co. LLC - North Charleston
Reported: 2024
Ingevity South Carolina LLC Charleston Chemical Plant
Reported: 2024
Thomas Concrete - North Charleston
Reported: 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
Facilities with hazardous-waste handler records under RCRA in the reviewed 5-mile city-center search area. Active handler status is separate from air, water, or other ECHO compliance violations, which are shown in their own sections.
Active RCRA handler records in the reviewed city search area
Release reports
Reported: Dec 2021
Data from EPA UST Finder
Reviewed: reporting year 2024
Sites regulated by the Mine Safety and Health Administration, including mines, sand and gravel operations, and portable crushers. Status and type are from the MSHA Mine Data Retrieval System. Records with active/intermittent status dates older than 5 years are shown as older records rather than current active sites.
No records shown in this group.
Reviewed: status dates within last 5 years
Data from MSHA
Berkeley County, SC
EPA Radon Zone Map (June 2024 release)
Berkeley 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.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Berkeley County, South CarolinaPop. 245,117
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 | 8,547 | 10,318 | 7,972 |
| Poor or Fair Health | 15.8% | 16.1% | 14.2% |
| Poor Physical Health Days | 3.9 | 3.8 | 3.3 |
| Poor Mental Health Days | 5.0 | 5.4 | 4.8 |
| Adult Smoking | 16.3% | 16.3% | 15.0% |
| Adult Obesity | 39.7% | 36.4% | 34.0% |
| Air Pollution - Particulate Matter | 8.2 | 8.3 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 11.0% | 11.9% | 9.6% |
| Life Expectancy | 77.2 | 75.2 | 77.6 |
EPA testing found PFAS in water samples from Goose Creek City of (Sc0810004). Results dated Sep 19, 2024 include PFPeA at 0.0065 micrograms per liter and PFHxA at 0.0052 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 2 violations for Goose Creek City of (Sc0810004).
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 Hanahan.
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 Hanahan covers Berkeley 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 Hanahan reports a life expectancy of 77.2 years in Berkeley 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 Hanahan reports 8,547 years of life lost to deaths before age 75 per 100,000 residents in Berkeley 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 Hanahan lists fine-particle pollution (PM2.5) at 8.2 micrograms per cubic meter in Berkeley County, South Carolina.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Dominion Energy South Carolina, Inc. near Hanahan on Jan 4, 2021. The reported release was natural gas.