Consider a catch basin insert
If you want to control the levels of certain chemicals and materials coming in to the water table near your residence or business, I think that you should consider looking in to getting a catch basin insert that can catch these kinds of things before they head down the drain. There are plenty of companies on the world wide web who can offer you a catch basin insert that can take care of this kind of thing for you, so make sure that you search around on line and do plenty of research before you choose the catch basin insert; you would not want to make a hasty decision and then regret not getting a better insert for you than the one that you had already chosen. If you search with patience and persistence, you should be able to get a catch basin insert in no time.