VWP Category I Project means for the purposes of this chapter a project requiring complex staff review including, but not limited to, those which that affect instream flows such as reservoirs, hydropower impoundments, and surface water withdrawals; major subdivisions, industrial parks, commercial developments, and regional stormwater facilities which that cumulatively impact [ more than ] 10 five acres [ or more ] of surface waters, including wetlands; projects in waters containing wild trout or threatened or endangered species; and new marinas, navigational dredging projects, and instream sand and gravel mining operations.