Black River facts Native American name: Drainage area: 467 square miles, mostly in Lorain County but also including parts of Medina, Cuyahoga, Huron and Ashland counties. Length: 111 miles, including East and West branches. Largest tributaries: French, Wellington, Charlemont and Buck creeks. Land uses in the watershed: 51 percent cropland, 38 percent rural non-cropland, seven percent residential, three percent commercial, one percent industrial. Major permitted industrial dischargers: Only one, USS/Kobe Steel in Lorain (there are 24 smaller industrial dischargers and many others which discharge to wastewater treatment plants). Major permitted municipal dischargers (wastewater treatment plants): Lorain (2 plants), Elyria, French Creek (owned by North Ridgeville), Oberlin. Number of public water supply reservoirs in watershed: 10, the most in Ohio. Number of dairy farms in watershed: 200, the most in Ohio. Agricultural soil lost in basin: 4.7 tons/acre/year. Highest priority inactive hazardous waste dump: Ford Road Industrial Landfill along the banks of the river in Elyria. Percent of home septic systems in basin estimated to be substandard or malfunctioning: 75 percent.
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