A twenty-foot-wide access easement around all stormwater management
facilities that would provide ingress from and egress to a public
right-of-way shall be provided.
Where a subdivision or land development is traversed by or contains
a pond, lake, watercourse, drainageway, channel, storm drainage system,
or stream, where shall be provided a drainage easement that conforms
substantially with the line of such pond, lake, watercourse, drainageway,
channel, storm drainage system, stream, of such width as will be adequate
to preserve the unimpeded flow of drainage and to provide for widening,
deepening, relocating, improving or protecting such features or drainage
facilities. Minimum easement width shall be 10 feet from each side
of the watercourse, water body, stream, pond or lake, but the Township
may require a greater easement when necessary.