D u u l t h H a rbor Basin Wisconsin Minnesota S t. L o u is C o u n ty C a r lto n C o u n ty P o k e g a m a R iv e r M i d w a y Ri v e r Carlton nn Co o unty, Mi es ta St. Louis s County, Minne ota Douglas s County, Wiscon in St. Louis Bay/River Area of Concern St. Louis & Carlton Counties, Minnesota and Douglas County, Wisconsin v ® n n n St. Lou s Bay/ ver AOC m m m i Ri ° Expanded Study Area n m n m n m n m m 53 n n . m n m n m n m n m Arrowhead Refinery Co. n m n m n n n m m m n m mm n m n m nn DULUTH L nn mm n m a k S u p e 33 S 2 e m n n m n n n n n m v v ® ® v ® m m m m r i o r . n m n m 535 * n m n m n m n m n n m n m n m m n m m v ® n n m n m n m n m n m CLOQUET n m n m # n m nn mm n m n m S n m 35 * t. Louis R n m iver Sit n m v ® SUPER m n IOR e # # n m n m 2 n m Dougl n m n m County n m . 53 as n m . Koppers Comp. Superior Plant n m n n m m n m n m County Demograph n m ic Profile # n m # NPDES Pipeline Location 2000 TRI Chemical Population Density Release Information by Census Block NPL Site n m (persons / sq. mile) te (in pounds) 14995 Children 6 Years and Younger 2631 44 1288 Females Aged 15 65 Year 6140 41312 3047 CERCLIS Si - 0 - 9,999 0 - 1500 " ) Adults s and Olde 4784 32274 3903 v ® r Boundary of AOC* Publi Schoo 10,000 - 99,999 1501 - 5000 l 5001 - 15000 c s 100,000 - 2,000,000 n m Hospital Ri 15001 - 40000 s v ® Demographic Profiles: 1 Mile Radius from NPL Si vers te Major Roads Revised EPA Boundary of AOC (2007) i es having 1, 2, or 3 Hazard Ca Children 6 Years Females Adults 65 Years National Pri and Younger Aged 15 -44 and Older y List (NPL) Si AOC based on descr tes Non-NPL Sit tegory Code NPL Site t or * Geographic defi United States Env niton o i f iption from the (USPEA). F Arrowhead Refinery Co. 33 82 5 S e 417 934 756 a on Agency, ta: United States Environment l Protecti inal version pending. ion Agency; t ronmen I da Sources: 0 2.5 5 7.5 10 M Demograph iles c Schoo Hosp n m AOC, TR l Pro t. Louis River Sit tect a cs: 2000 U.S. Census Bureau; ls: U.S. Department of Educat s: American Hospital Associ tion, 2001. i i Publi on, 1999 - 2000; n m n m ital IMH_kbl3_10-05-05 a n m n m