It’s a dirty job
Where does the rainwater that hits our streets go? Most people never give it a second thought because it just “disappears” into the ground. If they do think about it, it is generally in the Fall, when we must keep catch basins (those grates at the side of the road that bicyclists need to avoid) clear of leaves to avoid flooding at intersections and in neighborhoods. Only the very rare resident ever wonders what is IN the water that drains into those catch basins. Well, what’s in the runoff from our roads is nasty! There are oils, tire rubber and brake dust from cars and trucks, plus dirt, leaves, litter, and worms! And we have 28,000 catch basins and other structures that collect it - yes, that is not a…