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HomeMy WebLinkAboutSW8970726_Historical File_20090409of W A rE9 pG d > � r November 21, 2007 Mr. Robinson O. Everett, General Partner Still Meadow Village Limited Partnership P. O. Box 3001 Durham, NC 27715 Subject: Request for Additional Information Stormwater Permit No. SW8 970726 Still Meadow Village New Hanover County Dear Mr. Everett: Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins Director Division of Water Quality The Wilmington Regional Office received a Stormwater Management Permit Renewal Application for Still Meadow Village on August 13, 2007. A preliminary review of that information has determined that the application is not complete. Only the following checked information is needed to continue the stormwater review: ❑ Permit Renewal Application. Original signatures must be on the permit renewal application. The application received by this office appears to be a copy. ❑ Operation and Maintenance Agreement. Original signatures must be on the operation and maintenance agreement. The operation and maintenance agreement received by this office appears to be a copy. ❑ A signed Operation and Maintenance Agreement. An Operation and Maintenance Agreement Form is attached for your convenience. ® Name/Ownership Change Form. A Name/Ownership Change Form is attached for your convenience. ® Designer's Certification. This office has not received a Designer's Certification for the Stormwater Management System associated with your facility. Systems that are certified on or after the date of this letter will need to have the original signature of the certifying person. A Designer's Certification Form is attached for your convenience. Please note that this request for additional information is in response to a preliminary review. The requested information should be received by this Office prior to December 10, 2007. If you need additional time to submit the information, please mail or fax your request for a time extension to the Division at the address and fax number at the bottom of this letter. The request must indicate the date by which you expect to submit the required information. Please reference the State assigned project number on all correspondence. Any original documents that need to be revised are enclosed. All original documents must be returned or new originals must be provided. Copies are not acceptable. "o�ce NnCarolina NWA( a!!y North Carolina Division of Water Quality 127 Cardinal Drive Extension Wilmington, NC 28405 Phone (910) 796-7215 Customer Service Wilmington Regional Office Internet: www.ncwaterquality.org Fax (910) 350-2004 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 50% Recycled/10% Post Consumer Paper You should be aware that failure to provide the requested information and the operation of a stormwater treatment facility without a valid permit are violations of NC General Statute 143-215-1 and may result in appropriate enforcement action including the assessment of civil penalties. If you have any questions concerning this matter please feel free to call me at (910) 796-7215. Sincerely yours, Rhonda Hall Environmental Engineer ENB/rbh: S:IWQSISTORMWATER\RENEWALS\ADDINFO120071SW8970726 cc: Rhonda Hall Wilmington Regional Office James H. Fentress, Jr., PE, PLS STROUD ENGINEERING, P.A. CONSULTING ENGINEERS 102-D CINEMA DRIVE WILMINGTON, NORTH CAROLINA 28403 (910) 815-0775 August 10, 2007 NCDENR q(/G attn. Mr. Ed Beck 3 102 Cardinal Drive Ext. Wilmington, NC 28403 Re: Stormwater Permit No. SW8 970726 Still Meadow Village Phase 1 New Hanover County Dear Mr. Beck, Pursuant your letter of May 23, 2007 I am providing the following information in efforts of renewing the storm water management permit. I am also including the requested check for the permit renewal. It is my understanding that the system certification was provided previously by the Design Engineer Joseph Hill. We hope that this will suffice as the information necessary to process the requested permit and name change. If you should have any questions or issues please feel free to call me at 815-0775 attachments Cc Everett Robinson JHF/jf file: f\master127I4pfteckstormresubmit.doc James )I. Fentress, Jr. PQ PLS AUG 1 0 2007 107 COMMERCE ST. HESTRON PLAZA TWO SUITE B 102-D CINEMA DRIVE 151-A HWY. 24 GREENVILLE, NC 27858 WILMINGTON, NC 28403 MOREHEAD CITY. NC 28557 (252) 756-9352 (910) 815-0775 (252) 247-7479 0 WA7 o. Q off >- ®UG r May 23, 2007 Mr. Everett O. Robinson South College Assoc. LP P.O. Box 3001 Durham, NC 27715-3001 Subject: Stormwater Permit No. SW8970726 Still Meadow Village Apartments Phase 1 New Hanover County Dear Mr. Robinson: Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina. Department of Environment and Natural Resources Alan W. Klimek, P.E. Director Division of Water Quality The Division of Water Quality issued a Coastal Stormwater Management Permit, Number SW8970726 to South College Associates LP for a High Density stormwater pond to serve Still Meadow Village Apartments Phase 1 on 12/2/1997. This permit will expire on 12/2/2007. Section .1003(h) of 15 A NCAC 2H .1000 (the stormwater rules) requires that applications for permit renewals shall be submitted 180 days prior to the expiration of a permit and must be accompanied by a processing fee, which is currently set at $420.00. If this is still an active project please complete and submit the enclosed renewal application in a timely manner. If this project has not been constructed and a permit is no longer needed, please submit a request to have the permit rescinded. If you have sold the project, or are no longer the permittee, please provide the name, mailing address and phone number of the person or entity that is now responsible for this permit. Enclosed is a form for change of ownership, which should be completed and submitted if the property has changed hands. Your permit requires that upon completion of construction and prior to operation of the permitted treatment units a certification of completion be submitted to the Division from an appropriate designer for the system installed. This is to certify that the permitted facility has been installed in accordance with the permit, the approved plans, specifications and supporting documentation. Please include a copy of the certification with your permit renewal request and processing fee. Enclosed is a copy of a sample certification. Also enclosed is a new Operation and Maintenance agreement that should be completed and submitted along with your renewal application. You should be aware that failure to provide the Designer's Certification and the operation of a stormwater treatment facility without a valid permit, are violations of NC General Statute 143-215.1 and may result in appropriate enforcement action including the assessment of civil penalties of up to $10,000 per day. If you have any questions, please feel free to contact staff in the stormwater group at 910-796.7215. S' rely, l Ed Beck, Regional Supervisor Surface Water Protection Section Wilmington Regional Office Enclosures cc: '�Mlr :nigftor Regional "office North Carolina Division of Water Quality Internet: www.newatemuality.org One 127 Cardinal drive Extension Phone (910) 796-7215 NorthCarohna Wilmington, NC 28403 Fax (910) 350-2004 N1440 AY Stake of North Carolina °Depaftment of Environment and Natural Resources Wilmington Regional Office James B. Hunt, Jr., Governor Wayne McDevitt, Secretary Division of Water Quality January 4, 1999 Mr. James J. Bovino, President Town and Country Developers at Wilmington, Inc. 300 Tice Boulevard Whiteweld Center International Woodcliff, NJ 07675 Dear Mr. Bovino: �f NCDENR NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES Subject: Permit Ownership Transfer Still Meadow Village Stormwater Project No. SW8 970726 New Hanover County I have today requested that the current permittee, Still Meadow Village Limited Partnership, sign the permit transfer for Still Meadow Village. I have forwarded a new blank copy of the required forms to Mr. Robinson Everette for his signature. He will forward the signed document to you for your signature. The original document was signed by Mr. Buchanan in the name of South College Associates, LLC, which is no longer the permittee, and does not have the authority to request a transfer of the permit. Additionally, please sign the enclosed document, which outlines the Operation and Maintenance requirements for the system, and return the originals of both the signed transfer form and the O & M form to me at the address below. If you have any questions, please do not hesitate to call me at (910) 395-3900. Sincerely, Linda Lewis Environmental Engineer RSS/arl: S:\WQS\STORMWAT\LETTERS\970726-2.JAN cc: Linda Lewis William Buchanan Central Files 127 Cardinal Dr. Eat., Wilmington, North Carolina 28405 Telephone 910-395-3900 FAX 910-350-2004 An Equal Opportunity Affirmative Action Employer 50% recycled/10% post -consumer paper Permit No. S W F- q 7 072 6 (to M proviaea Dy D J41 State of North Carolina Department of Environment and Natural Resources Division of Water Quality STORMWATER MANAGEMENT PERMIT APPLICATION FORM WET DETENT !ON BASIN SUPPLEMENT This form may be photocopied for use as an original DWQ Stormwater Management Plan Review- A complete stormwater management plan submittal includes a wet detention basin supplement for each basin, design calculations, plans and specifications showing all basin and outlet structure details, and a signed and notarized operation and maintenance agreement. I. PROJECT INFORMATION (please complete the following information): Project Name : '-*'I( Heaz6vv V dl aGe- Contact Person: Phone Number: ( ) For projects with multiple basins, specify which basin this worksheet applies to: Basin Bottom Elevation ! . 4- & (average elevation of the floor of the basin) Permanent Pool Elevation 19.4 ft. (elevation of the orifice) Temporary Pool Elevation ZO, 7 ft. (elevation of the discharge structure overflow) Permanent Pool Surface Area 23 250 sq. ft. (water surface area at the orifice elevation) Drainage Area 17. ! 2- ac. (on -site and off -site drainage to the basin) Impervious Area 67.31M ac. (on -site and off -site drainage to the basin) Permanent Pool Volume Q cu. ft. (combined volume of main basin and forebay) Temporary Pool Volume 321 013 cu. ft. (volume detained above the permanent pool) Forebay Volume cu. ft. SA/DAi used. 2. 6 12 7F0 "" (surface area to drainage area ratio) Diameter of Orifice Z '14- ;n. Design TSS Removal q0 % (85% TSS removal required, see item k below) Ali h=vm Cc�,-reef �erm•'f". H. REQUIRED ITEMS CHECKLIST The following checklist outlines design requirements per the Stormwater Best Management Practices anual m (N.C. Department of Environment, Health and Natural Resources, November 1995) and Administrative Code Section: 15 A NCAC 2H .1008. Initial m the space provided to indicate he following design requirements have been met and supporting documentation is attached. If the applicant has designated an agent in the Stormwater Management Permit Application Form, the agent may initial below. If a requirement has not been met, attach justification. Form SWU-lo2 Rev 1/August 1998 Page 1 of Applicants Initials a. The temporary pool controls runoff from the 1 inch storm event. b. The basin length to width ratio is greater than 3:1. c. The basin side slopes above the permanent pool are no steeper than 3:1. d. A submerged and vegetated perimeter shelf at less than 6:1 is provided (show detail). e. Vegetation above the permanent pool elevation is specified. f. An emergency drain is provided to empty the basin. g: The permanent pool depth is between 3 and 6 feet (required minimum of 3 feet). h. The temporary pool draws down in 2 to 5 days. i. A trash rack is provided for both the overflow and orifice. j. The forebay volume is approximately equal to 20% of the total basin volume. k. Sediment storage is provided in the permanent pool. 1. A 30-foot vegetative filter is provided at the outlet2 (include erosive flow calculations) m. Recorded drainage easement for each basin including access to nearest right-of-way. n. A site specific operation and maintenance (O&M) plan is provided. o. A vegetation management/mowing schedule is provided in the O&M plan. p. Semi-annual inspections are specified in the O&M plan. q. A debris check to be performed after every storm event is specified in the O&M plan. r. Specific clean -out benchmarks are specified in the O&M plan (elevation or depth). s. A legally responsible party is designated in the O&M p1an3 (include name and title). t. If the basin is used for sediment and erosion control during construction, clean out of the basin is specified to be performed prior to use as a wet detention basin. Footnotes: 1 when using the Division SA/DA tables, the correct SA/DA ratio for permanent pool sizing should be computed based upon the actual impervious % and permanent pool depth. Linear interpolation should be emploved to determine the correct value for non- standard table entries. The requirement for a vesetative filter may be waived if the wet detention basin is designed to meet 90% TSS removal. 3 The legally responsible party should not be a homeowners association unless more than 50% of the lots have been sold and a resident of the subdivision has been named the president. III. WET DETENTION BASIN OPERATION AND KAEiTENANCE AGREEMENT The wet detention basin system is defined as the wet detention basin, forebay, non-integrated pretreatment systems (pretreatment other than forebays), and the vegetated filter if one is provided. This. system (check one) ❑ does does not incorporate a vegetated filter. This system (check one) does does not incorporate non-integrated pretreatment. IN Maintenance activities shall be performs as follows: I. After every significant runoff producing rainfall event and at least monthly: Form SWU-102 Rev 1/August 1998 Page 2 of a; Inspect the wet detention basin system for sediment accumulation, erosion. trash accumulation, grass cover, and general condition. b. Check and clear the orifice of any obstructions such that drawdown of the temporary pool occurs within 2 to 5 days. 2. Repair eroded areas immediately, re -seed as necessary to maintain good vegetative cover, mow vegetative cover to maintain a maximum height of six inches, and remove trash as needed. 3. Inspect and repair the collection system (i.e. catch basins, piping, swales, riprap, etc.) quarterly to maintain proper functioning. 4. Remove accumulated sediment from the wet detention basin system semi-annually or when depth is reduced to 75% of the original design depth. Removed sediment shall be disposed of in an appropriate manner and shall not be handled in a manner that will adversely impact water quality (i.e. stockpiling near a wet detention basin or stream, etc.). The original design depth is: 5" aev. 4 The sediment removal benchmark depth is: Cl�,r. 16, (o 5 i 3,-75 oee f) 5. Remove cattails and other indigenous wetland plants when they cover 75% of the basin surface. These plants shall be encouraged to grow along the basin perimeter. 6. If the basin must be drained for an emergency or to perform maintenance, the flushing of sediment through the emergency drain shall be minimized to the maximum extent practical. 7. All components of the wet detention basin system shall be maintained in good working order. I acknowledge and agree by my signature below that I am responsible for the performance of the above maintenance procedures. I agree to notify DWQ of any problems with the system or changes in the name of the project, responsible parry, or address. Print name: Address: Phone: Title: Signature: Date: I, County of _ a Notary Public for the State of do hereby certify that personally appeared before me this day of . , 19 , and acknowledge the due execution of the forgoing infiltration system maintenance requirements. Witness my hand and official seal, SEAL My commission expires Form SWU-102 Rev 1/August 1998 Pave 3 of 3