Homeowner Lot Level Stormwater Application Fillable

10 To be Completed by Staff Date Received ___________ Johnston County Public Utilities Project # ________________ Homeowner Lot Level ________________ Stormwater Application Use the Johnston County Homeowner's Guide to Stormwater , Buffers and Lot Drainage to develop the lot level stormwater plan All dimensions should be in square feet Applicant Information 1 First & Last Name 2 Phone 3 Email Site Information 4 Subdivision Name 5 Street Address of Property 6 City 7 State 8 Zip 9 PIN 10 Deed Book & Page 2 11 Impervious Area Limit From Recorded Plat 12 Existing Impervious Area ft 2 ft Survey may be needed 2 2 13 Proposed Impervious Area Addition ft 14 Proposed Total Impervious Area ft 15 Does subdivision have bank of excess impervious Area _____Yes _____No Contact Developer or Homeowners Association if unsure 16 If no , what treatment stormwater measure is proposed Circle one rain garden rain barrel other____________________ Rain Garden 2 2 17 Required Treatment Area ft 18 Proposed Treatment Area ft 19 Rain garden length , width ft Rain Barrel 20 Treatment volume required gallons 21 Size of each rain barrel gallons 22 Number of rain barrels Other type ____________________ 2 2 23 Required Treatment Area ft 24 Proposed Treatment Area ft 25 Attach specific design by engineer 1 of 2 Johnston County Homeowner Lot Level Stormwater Application July 2020PageEngineer Consultant Information If applicable 26 First & Last Name 27 Company 28 Mailing Address 29 City 30 State 31 Zip 32 Phone 33 Email Is the site plan and design for the proposed stormwater measure attached ____ Yes ____ No The stormwater measure must be located in a new drainage easement , and the new site plat re - recorded with the easement and Operation & Maintenance Agreement Statement on it Routine inspections must be conducted by the property owner to ensure the stormwater measure is still functioning properly Maintenance must be performed as necessary for the stormwater measure to remain functional I hereby certify that all information contained within this Homeowner Lot Level Stormwater application is accurate and complete to the best of my knowledge and conforms to Johnston County's design criteria Johnston County has the right to inspect all stormwater facilities on this tract of land I assume responsibility for inspections , installation , maintenance and operation of all stormwater measures in accordance with the Homeowner lot level stormwater plan enclosed I agree to routinely inspect the stormwater measure s to ensure they are functioning and will maintain or repair the measure s as needed __________________________ ____________________________________ ____________ Typed or Printed Owner Name Signature of Owner Date Email the completed application package to Attn Jessica Batten Email JessicaBatten @ Johnstonnccom Email Subject Homeowner Stormwater Application - Address A complete Application Package includes 1 Homeowner Lot Level Stormwater Application 2 Site Plan showing the location and size of the proposed stormwater measure 3 The Homeowner Design worksheet for the selected measure OR 4 If the engineered option is selected , a sealed engineered design must be included If you have any questions or need more information , contact the Stormwater Administrator at 919 - 209 - 8333 2 of 2 Johnston County Homeowner Lot Level Stormwater Application July 2020PageTo be Completed by Staff Date Received ___________ Johnston County Public Utilities Project # ________________ Homeowner ' ________________ Design Worksheet for Rain Gardens Use the Johnston County Homeowner's Guide to Stormwater , Buffers and Lot Drainage and this worksheet to design your rain garden All dimensions should be in square feet A Application Address ____________________________________________________ Put this number in Determine the built upon area that must be treated Box 13 on the Homeowner Lot B New Built Upon Area to be treated ______________ feet square , ft2 Level Stormwater Application form Find Surface area of the rain garden using this equation Required surface area of the rain garden New Built Upon Area from B above ft2 x 01 Put this number in C Required surface area _____________ ft2 x 01 ______________ ft2 Box 17 on the Homeowner Lot Determine the length and width of the bioretention area Note that the length times the width must be equal to or greater than the required surface area calculated in C above Level Stormwater One of these values may be based upon site restrictions nearness to driveways , Application form setbacks , patio , etc Put these dimensions in Box 19 on the Homeowner Lot Level D Length and width Stormwater Application form Length _________ft Width _________ ft Length ________ft x Width _________ft _____________ft2 which must be equal to or greater than the required surface calculated in C Put this block on your plat to record Add this to the completed application form and supporting documentation Then email Attn Jessica Batten Email JessicaBatten @ Johnstonnccom Email Subject Homeowner Stormwater Application - Address Johnston County Homeowner Design Worksheet - Rain Garden September 2020 34 - B Rain Garden Operation and Maintenance Schedule Inspect the rain garden after significant rains and perform the following if needed - Remove litter and debris from the rain garden area - Replace any dead or diseased plants - Replace mulch as needed - Repair any areas that are bare and eroding PageTo be Completed by Staff Date Received ___________ Johnston County Public Utilities Project # ________________ Homeowner ' ________________ Design Worksheet for Rain Barrels Use the Johnston County Homeowner's Guide to Stormwater , Buffers and Lot Drainage and this worksheet to design your rain garden All dimensions should be in square feet Blue boxes reference boxes on Homeowner Lot Level Stormwater Application form A Application Address ____________________________________________________ Put this number in Determine the built upon area that must be treated Box 13 B New Built Upon Area to be treated ______________ feet square , ft2 Find Volume that must be captured by the rain barrel s Required volume ft3 New Built Upon Area from B above ft2 x 1inch capture x 1 foot 12 inches C Required volume _____________ ft2 x 1inch x 1 foot ___________ ft3 12 inches Put this number in Convert ft3 to gallons Box 20 Treatment volume required , gallons Treatment volume from C above ft3 x 748 gallons 1 ft3 D Required volume in Gallons ___________ ft3 x 748 gallons ___________gallons 1 ft3 Put this number in Box 22 Choose the size s of the rain barrel and determine how many are needed E Gallons required from D ÷ capacity in gallons of each barrel _______number of rain barrels Put this block on your plat to record Add this to the completed application form and supporting documentation Then email Attn Jessica Batten Email JessicaBatten @ Johnstonnccom Email Subject Homeowner Stormwater Application - Address Johnston County Homeowner Design Worksheet - Rain Garden September 2020 34 - A Rain Barrel Operation and Maintenance Schedule Inspect the rain barrel s after each significant rain event for the following - Empty the rain barrel storage as soon as possible after a rain - Check to make sure the barrel inlet isnt blocked - Replace barrel components that are deteriorated Page