(A) In accordance with the Pennsylvania Floodplain Management Act, being 32 P.S. §§ 679.101 et seq., and the regulations adopted by the Department of Community and Economic Development as required by the Act, any new or substantially improved structure which will be used for the production or storage of any of the following materials or substances or which will be used for any activity requiring the maintenance of a supply (more than 440 gallons or other comparable volume or any amount of radioactive substances) of any of the following materials or substances on the premises, shall be subject to the provisions of this section, in addition to all other applicable provisions:
(1) Acetone;
(2) Ammonia;
(3) Benzene;
(4) Calcium carbide;
(5) Carbon disulfide;
(6) Celluloid;
(7) Chlorine;
(8) Hydrochloric acid;
(9) Hydrocyanic acid;
(10) Magnesium;
(11) Nitric acid and oxides of nitrogen;
(12) Petroleum products (gasoline, fuel, oil and the like);
(13) Phosphorus;
(14) Potassium;
(15) Sodium;
(16) Sulphur and sulphur products;
(17) Pesticides (including insecticides, fungicides and rodenticides); and
(18) Radioactive substances, insofar as such substances are not otherwise regulated.
(B) Within any FW (Floodway Area), any structure of any kind described in division (A) above shall be prohibited.
(C) (1) Within any FF (Flood-Fringe Area) or FA (General Floodplain Area), any structure of the kind described in division (A) above shall be:
(a) Elevated or designed and constructed to remain completely dry up to at least one and one-half feet above the 100-year flood; and
(b) Designed to prevent pollution from the structure or activity during the course of a 100- year flood.
(2) Any such structure, or part thereof, that will be built below the regulatory flood elevation shall be designed and constructed in accordance with the standards for completely dry flood-proofing contained in the publication Flood-Proofing Regulations (U.S. Army Corps of Engineers, June 1972 as amended March 1992), or with some other equivalent water-tight standard.
(Ord. 43C, passed 11-1-2001)