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HomeMy WebLinkAbout20020468 Ver 1_Notice of Violation_20081126O?O? W AT ?RpG co r O ? F D 1a Lk to IS Michael F. Easley, Governor / ?.00-a, William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality November 26, 2008 Soil & Environmental Consultants, PA Attn: Debbie Edwards 11010 Raven Ridge Road Raleigh, NC 27614 RE: Notice of Violation & Notice of Intent to Enforce Response Review and Comments (NOV-2008-SS-0033) Dear Debbie: The N.C. Division of Water Quality (DWQ) received a Notice of Violation & Notice of Intent to Enforce Response for the Brier Creek Country Club Phase 15 - Land Bay J/M Subdivision in response to NOV- 2008-SS-0033 issued by DWQ. While it is believed that a portion of this plan is satisfactory, the following comments must also be addressed in the restoration plan: 1. Device behind lot 714: The Duraslot pipe appeared to be working fairly well. Please check the elevations to determine if it is level and make any necessary adjustments to make the device level. In addition, please repair the small area of erosion on the north side of the pipe. 2. Device behind lot 726: The Duraslot pipe was installed in a different location than what was indicated on the plans; please provide updated plan sheets. Some adjustments need to be made to this device in order for it to function properly. It appears that little if any stormwater is reaching this device because vegetation has grown over most of the slots in the pipe. In addition, the Duraslot pipe was set in a low point between two grades, which will make it difficult if not impossible for it to discharge stormwater. Please analyze the flow splitter device to see if it is designed and maintained properly to send the one-inch per hour storm to the Duraslot pipe. Please also regrade the area downslope of the Duraslot pipe (and revegetate) to ensure that diffuse flow can occur. Device behind lots 737 and 738: The DWQ cannot accept an offset payment in lieu of providing an appropriate nitrogen removal device because this approach does not comply with the Neuse Buffer Rule's Table of Uses, 15A NCAC 2B .0233. Per this table, the new drainage ditch you are proposing to create through the buffer must be equipped with a stormwater management facility to control nitrogen and attenuate flow prior to the conveyance discharging through the riparian buffer. If you want to create a new drainage ditch through the buffer without providing a stormwater management facility, then this will require a major variance from the EMC. Before DWQ staff would recommend approval of a major variance, it would be necessary for us to see a good faith effort to provide stormwater management at this location. 4. If you wish for Devices 714 and 726 to remain in-place as they are currently built then you will need to apply for a modification of your stormwater management plan since the devices have not been constructed according to the DWQ approved plan. Please note that the above comments Npone lthCarolina concerning these devices should be considered in the submittal of this modification. Naturally North Carolina Division of Water Quality Raleigh Regional Office Surface Water Protection Phone (919) 791-4200 Customer Service Internet: h2o.enr.state.nc.us 1628 Mail Service Center Raleigh, NC 27699-1628 FAX (919) 571-4718 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer - 50% Recycled/10% Post Consumer Paper Brier Creek Country Club Phase 15 - Land Bay J/M November 24, 2008 Page 2 of 2 5. Please use only shovels, buckets, and wheelbarrows when cleaning the sediment out of the stream. Take the sediment to high ground and stabilize to ensure sediment stays out of Waters of the State. It is DWQ's expectation that these comments will be addressed in writing within 30 days. Thank you for your efforts try to achieve compliance with your stormwater management plan and should you have any questions regarding this matter please contact me at (919) 791-4251. Sincerely Lauren Witherspoon Environmental Senior Specialist Surface Water Protection Unit Raleigh Regional Office cc: NPS Assistance & Compliance Oversight Unit - 1617 MSC, Raleigh, NC 27699-1617 401 Wetlands Unit - Attn: Annette Lucas RRO/SWP File Copy None hCarolina Naturally North Carolina Division of Water Quality Raleigh Regional Office Surface Water Protection Phone (919) 791-4200 Customer Service Internet: h2o.enr.state.nc.us 1628 Mail Service Center Raleigh, NC 27699-1628 FAX (919) 571-4718 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer- 50% Recycled/10% Post Consumer Paper