degreaser
most effective will be paraffin (kerosene)
if you cant get any, liquid soap
Don't add any more chemicals down the storm drains! It was a foolish thing to do in the first place. Don't make it worse by doing it again. Storm drains are for rain water runoff. Gas stations and repair shops are for recycling used oil.
Learn from you mistake. Don't add anything else.
You should ask the police department.
Or possibly the EPA. They'd know.
ID call rotor-rooter your drain is stopped up,probably from all the crap you put in it
your in deep do do. hope that gas evaporates before it ignites. sand might help
i dont want to get caught by the city, i poured some gas on it..but i used it all