2014-378 Planning - J. F. Wilkerson Contracting for Morinaga America Infrastructure Improvements $747,840

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of"'"TF9 North Carohna-Mvision of Water Quality _0 NPDES Stormwater Discharge Permit - NC ENR p for Construction Activities Cover Sheet for NCG010000 Revised August 2,2011 What is this permit? Are there new requirements in this permit? This is your General Stormwater Permit for Construction Activities, developed to meet federal This General Permit reflects changes made in the National Pollutant Discharge Elimination System federal regulations effective February 1, 2010, that (NPDES) requirements. It is separate from your regulate discharges.from construction sites. The Erosion and Sedimentation Control (E&SC) Plan, federal regulations resulted from litigation decisions which has been a North Carolina requirement for that mandated construction activities over a certain over 35 years. size must contain additional specifications to reduce the amount of wastes and sediment loading that Federal regulations adopted by the U.S. reach the nation's waters. Environmental Protection Agency (EPA) and North Carolina Division of Water Quality(DWQ)require an The Division of Water Quality and the Division of NPDES permit for your project. The EPA has Land Resources established the. Construction delegated DWQ authority to administer the NPDES General Permit Technical Advisory Group (CTAG) program in North Carolina. Two divisions of the to guide the development of this NPDES permit. A Department of Environment and Natural Resources draft permit was available for public review in May are responsible for different parts of the federal 2011, and the final permit became effective on permitting requirements. August 3,2011. The E&SC plan approved by the Division of Land The most notable change in the new permit is a ' Resources (or a delegated local program) contains requirement that ground stabilization,such as wheat the core erosion control requirements for your straw application,be applied within 14 days from the project. The NPDES General Permit issued by last land-disturbing activity. For steep slopes, that i DWQ contains 'additional requirements related to a area must be stabilized within 7 days. Please see broader range of water quality issues. These page 2 of this document for details. permits are related, but separate. Both contain conditions your project site must meet. What does this permit'require me to do? You should read and become Your E&SC plan will identify / You must inspect all E&SC familiar with the provisions of this areas where the more stringent measures at least once a week permit. Below is a list of the 7 and 14 day ground and within 24 hours after any major requirements, with stabilization requirements storm event greater than a half Indications where those differ apply. See "New Ground Inch (during a 24-hour period). I from the previous Construction Stabilization Requirements" on You must take immediate General.Permit. _ page 2. corrective action for any device failure. I EROSION AND MONITORING 8r INSPECTIONS / You must inspect all outlets SEDIMENT CONTROL PLAN / You must keep a rain gauge where stormwater runoff leaves You must implement the Erosion on site. your site and evaluate the effect -and Sedimentation Control Plan / Dedicated demolition and on nearby streams or wetlands. approved for your project by the other waste areas and earthen Corrective action must be taken if Division of Land Resources or by material stockpiles must be sediment is deposited off site or an approved local program. located at least 50' from storm into a stream or wetland, or Adherence to that E&SC Plan is drains or streams unless no causes a visible increase in an enforceable component of the alternative is feasible (new turbidity (cloudiness) of any Stormwater Permit. requirement). waterbody. (continued on reverse side) 1