Certain lands are not suitable for development, particularly residential development. Such lands include floodplains and flood hazard areas; wetlands; land having a seasonal high-water table at surface or at less than 3.5 feet below the surface; streams, brooks, rivers and their corridors; ponds, lakes and any open water which is predominately a nonflowing and/or otherwise impounded body of water with a mean depth of four feet and a surface area greater than 1/2 acre; slopes of 15% grade or greater and involving but not limited to Rockaway very stony loam (PpE) and Rockaway steep outcrop (RvE); slopes less than 15% but predominately involving unsuitable soils such as Rockaway gravelly loam (RoC); other land characteristics commonly known to be unsuitable for conventional development measures and which are environmentally sensitive; lands subject to shallow depth to bedrock (3.5 feet or less); and lands overlying known or suspected faults, fractures, slides, sinkholes or subsidence locations; or lands underlined by carbonate bedrock and which, pursuant to the application of Article XXVII, appear substantially subject to negative development impacts or consequences despite reasonable remediation measures.