My dad used to talk about this in the 80's and 90's just dumping solvents etc from maintenance shops right into the creek behind the air force base. It was just

My dad used to talk about this in the 80's and 90's just dumping solvents etc from maintenance shops right into the creek behind the air force base. It was just SOP. That creek runs straight to a river (about 4 miles) in a major metro area of California.