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(a) Any Land-Disturbing Activity that cumulatively disturbs greater than one- <br />half acre of land in order to establish, expand or modify a single family or <br />duplex residential development or a recreational facility. <br />(b) Any Land-Disturbing Activity that cumulatively disturbs greater than <br />12,000 square feet of land in order to establish, expand, or modify a <br />multifamily residential development or a commercial, industrial or <br />institutional facility. <br />(c) New development that disturbs less than the above thresholds are <br />exempt unless the new development is part of a larger common plan of <br />development or sale and the larger common plan exceeds the above <br />thresholds, even though multiple, separate or distinct activities take place <br />at different times on different schedules. <br />(2) Jordan Lake Watershed <br />(a) Any Land-Disturbing Activity that cumulatively disturbs greater than one <br />acre of land in order to establish, expand or modify a single family or <br />duplex residential development or a recreational facility. <br />(b) Any Land-Disturbing Activity that cumulatively disturbs greater than one- <br />half an acre of land in order to establish, expand, or modify a multifamily <br />residential development or a commercial, industrial or institutional facility. <br />(c) New development that disturbs less than the above thresholds are <br />exempt unless the new development is part of a larger common plan of <br />development or sale and the larger common plan exceeds the above <br />thresholds, even though multiple, separate or distinct activities take place <br />at different times on different schedules. <br />(B) New development shall not include agriculture, mining, or forestry activities, as defined by <br />North Carolina General Statutes. <br />(C) Redevelopment Exemption 2 <br />When a preexisting development is redeveloped, either in whole or in part, increased <br />stormwater controls shall only be required for the amount of impervious surface being <br />created that exceeds the amount of impervious surface that existed before the <br />redevelopment, irrespective of whether the impervious surface that existed before the <br />redevelopment is to be demolished or relocated during the development activity. <br />6.14.6 Review Criteria <br />(A) New Development <br />(1) Riparian areas must be protected and maintained in compliance with this <br />Ordinance, <br />(2) Nutrient load contribution must meet the standards listed in Section 6.14.7 of this <br />Ordinance as required by the North Carolina Department of Environmental <br />Quality (NCDEQ), <br />(3) Stormwater systems shall be designed to control and treat, at a minimum, the <br />stormwater runoff generated by one inch of rainfall from all project area surfaces. <br />The treatment volume shall be drawn down pursuant to standards specific to <br />each practice as determined by the most current version of the North Carolina <br />Administrative Code Title 15A, Subchapter 02H, Sections .1000 through .1062, <br />and the most current version of the NCDEQ Stormwater Design Manual. <br />2 Verbatim NCSL23-137, amending NCGS 143-214.7(b3) <br />125