(A) All storm drainage and management of storm water runoff shall conform to the requirements described in the Village of Indian Hill Storm Water Drainage Manual, latest version.
(B) Construction activities disturbing 5,000 square feet or more of total land shall be required to implement post-construction storm water management facilities or best management practices (BMPs). Construction activities disturbing one or more acres of total land, or will disturb less than one acre of land but are part of a larger common plan of development or sale that will ultimately disturb one or more acres of land, shall obtain coverage through the OEPA NPDES Construction General Permit, latest version. The threshold acreage includes the entire area disturbed in the larger common plan of development or sale. Post-construction storm water management facilities or BMPs shall comply with the post-construction storm water management requirements prescribed in the Ohio EPA General Storm Water Permit for Construction Activities.
(C) Post-construction storm water management facilities and BMPs that have been reviewed and approved by the Village of Indian Hill shall be required to enter into a maintenance agreement following construction to ensure adequate long-term operation and maintenance. The Village of Indian Hill shall utilize its Post-Construction Storm Water Management Facility Maintenance Agreement as the mechanism for long-term operation and maintenance requirements of post-construction storm water management facilities or BMPs.
(Ord. 25-89, passed 9-25-89; Am. Ord. 03-97, passed 2-24-97; Am. Ord. 12-20, passed 11-23-20)