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HomeMy WebLinkAbout20200330 Ver 1_NOV Response_20201009October 9, 2020 Lon T. Snider Regional Supervisor Water Quality Regional Operations Section Division of Water Resources, NCDEQ-WSRO 450 West Hanes Mall Road, Suite 300 Winston-Salem, NC 27105 VIA: Certified Mail RE: Notice of Violation NOV-2020-SS-0021 Williard Place Subdivision, Guilford County Dear Mr. Snider I am in receipt of the Notice of Violation referenced above dated September 21, 2020. Our response to the NOV is as follows: City of High Point Erosion Control inspectors had requested modification to an existing skimmer basin located on our development. In order to fully access the floor of the skimmer basin to perform the modifications, we had to pump water out of the basin because the invert of the discharge pipe is above basin floor. We directed the pump discharge through a silt bag and a rock filter prior to leaving our site. Unfortunately, the connection from the pump discharge pipe into the silt bag was not properly sealed and this caused excessive amounts of turbid water to flow through the rock filter and downstream. Under the direction of Ms. Homewood, who was onsite at the request of the City of High Point inspectors, the discharge connection to the silt bag was repaired and wattles (coir logs) were installed downstream in several locations to trap any residual sediment prior to release into the unnamed tributaries. T'o prevent future similar occurrences in the event we need to rapidly de -water this basin, we will require oln• contractor to have the connection inspected by qualified personnel prior to any discharge to ensure there are no leaks and conduct pre and post inspections of the downstream areas to verify compliance. 4. Following her inspection, Ms. Homewood did not indicate that we had caused any sediment build-up or that stream restoration efforts would be required. We have requested that our consultant, Lindsey Lengyel with Bluestream Environmental, review this matter and she is in Windsor Investments PO Box 9147 • Greensboro, NC 27429 Phone 336-282-3535 0Fax 336-282-3508 concurrence that we have adequately addressed the issue and she does not recommend further action. Ms. Lengyel is copied herein for reference along with our subcontractor and City of High Point inspectors. It is my hope that this response adequately addresses this matter so that we may be released from any further action under this Notice of Violation. Should you have further questions or require additional action, please contact me directly. RMIAMI s.- �..s. p. CC: Lindsey Lengyel, Bluestream Environmental (via email) Sila Vlachou, City of High Point (via email) Mary Jane Scott, Page and Associates (via email) Sue Homewood (via email)