New Hanover County, NC

The federal environmental record for New Hanover County (population 238,852): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.

Superfund NPL sites

federal cleanup sites

PFAS-detecting water systems

TRI facilities

113

open tank releases

Superfund NPL sites

Site	City	Status	Listed
Horton Iron and Metal	Wilmington	on the NPL	09/16/2011
New Hanover County Airport Burn Pit	Wilmington	deleted	03/31/1989
Reasor Chemical Company	Castle Hayne	deleted	09/05/2002

Drinking water: PFAS testing

Public water systems serving New Hanover with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.

System	Highest results	Reading
CFPUA-WILMINGTON NC0465010	PFPeA: 4.4 ng/L	detected
Wrightsville Beach Water NC0465020	PFPeA: 3 ng/L	detected
CFPUA/MONTEREY HEIGHTS NC0465137	PFHxS: 4.1 ng/L PFBS: 3.7 ng/L	detected
THE CAPE MASTER SYSTEM NC0465199	HFPO-DA: 8.4 ng/L PFBS: 4.6 ng/L	detected

On a system with detections? Testing and treatment options

Facilities reporting toxic releases (2024)

14 facilities in New Hanover filed TRI reports for 2024, totalling 2.7M lb released.

Facility	City	Top chemicals	Total released
FORTRON INDUSTRIES LLC	WILMINGTON	N-Methyl-2-pyrrolidone, Phenol	1.7M lb
AMERICAN CHROME & CHEMICALS	CASTLE HAYNE	Vanadium compounds, Manganese And Manganese Compounds	939k lb
CORNING INC	WILMINGTON	Chlorine, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	90k lb
STEPAN CO	WILMINGTON	Nitrate compounds (water dissociable; reportable only when in aqueous solution), 1,4-Dioxane	21k lb
WILBARA LLC	WILMINGTON	Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)	13k lb
GEV COMPANY/GEH NEA/GNF-A	WILMINGTON	Nitrate compounds (water dissociable; reportable only when in aqueous solution), Nitric acid	8k lb
GOLD BOND BUILDING PRODUCTS - WILMINGTON	WILMINGTON	Manganese, Barium	710 lb
SENNECA HOLDINGS (HMF EXPRESS)	WILMINGTON	Manganese, Chromium	162 lb
GE AEROSPACE	CASTLE HAYNE	Nickel, Chromium	71 lb
ERGON ASPHALT PARTNERS LP - WILMINGTON	WILMINGTON	-	0 lb
ADAMS AN OLDCASTLE CO - CASTLE HAYNE	CASTLE HAYNE	Lead	0 lb
STURDY CORP	WILMINGTON	-	0 lb
S&W CASTLE HAYNE PLANT	CASTLE HAYNE	Lead	0 lb
S&W WILMINGTON PLANT	WILMINGTON	Lead	0 lb

Underground fuel tanks

EPA's UST Finder records 543 tank facilities in New Hanover: 402 tanks in service and 1,313 closed. 532 fuel releases are on record, of which 113 remain open. Open releases are cleanups that have not reached "no further action".

Radon

EPA maps New Hanover as Zone 3, the lowest predicted indoor radon (under 2 pCi/L average). Radon and air quality are covered in depth on lung.com.

The record for one specific address

County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.

Get the report - $39

All federal cleanup sites on file

The wider Superfund enterprise inventory (SEMS) for New Hanover, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.

ARMY RESERVE XVIII AIRBORNE CORPSWILMINGTON
CAPE FEAR RIVER DRUMSNAVASSA
CARO-KNITWILMINGTON
CAROLINA P&L CO SUTTON STEAM ELEC PLTWILMINGTON
DOW CHEM PLT CAPE FEARCAPE FEAR PENINSULA
HERCOFINAWILMINGTON
HORTON IRON AND METALWILMINGTON
INVISTA TANK EXPLOSIONWILMINGTON
MARKET STREET SPILLWILMINGTON
MIMOSA PLACE MERCURYWILMINGTON
NEW HANOVER CNTY AIRPORT BURN PITWILMINGTON
NORTHEAST CHEMICAL COMPANY SITEWILMINGTON
OLD ATC REFINERYWILMINGTON
REASOR CHEMICAL COMPANYCASTLE HAYNE
SOUTHERN WOOD PIEDMONT CO#WILMINGTON
VIRGINIA CAROLINA CHEMICAL (VCC) ALMONT WORKSWILMINGTON
WILMINGTON COAL GAS PLANTWILMINGTON