The California Water Resources Control Board’s new proposed septic regulations are less prescriptive than the set released for public comment in 2008 but still may force many property owners near polluted water bodies in West Marin to make expensive upgrades to their systems.
The draft, which is open to public comments until November 14 at noon, calls for special disinfection and treatment devices that can cost anywhere from $50,000 to $75,000 to be added to…