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HomeMy WebLinkAboutNC0088749_NC0088749 Draft Factsheet 2023_20231219 NCDEQ/DWR/NPDES EXPEDITED FACT SHEET - NPDES PERMIT RENEWAL NPDES Permit NCO088749 Caroline Robinson/Compliance&Expedited Permitting Unit/caroline.robinson(kdeq.nc.gov/Dec 2023 FACILITY INFORMATION Applicant/Facility Name Lissara Partners LLC(Lang Wilcox,Manager) Lissara WWTP Applicant Address/Mailing PO Box 281,Lewisville,NC 27023 Address Facility Physical Address 9689 Wildflower Woods Way,Lewisville,NC 27023 Permitted Flow(MGD) 0.054 MGD&0.108 MGD Type of Waste 100%Domestic, < 1 MGD Facility Class WW-2 County Forsyth Permit Status Renewal Regional Office WSRO STREAM CHARACTERISTICS Receiving Stream Yadkin River Stream WS-IV Classification Stream Segment 12-(80.7) Outfall Lat. 360 07'07"N 7Q10 - Summer(cfs) 550 Outfall Long. 800 27'40" W 7Q 10 -Winter(cfs) 860 Drainage basin Yadkin Pee Dee River Basin 30Q2 (cfs) 1140 Subbasin 03-07-02 Average Flow(cfs) 2440 HUC 030401011203 IWC (%) 0.02%(summer)/ 303(d)List No 0.01%(winter) BASIC INFO FOR EXPEDITED PERMIT RENEWAL Does permit need Daily Max NH3 limits? Not required due to massive dilution Does permit need TRC limits/footnote? Already present in permit. Does permit have toxicity testing? No—not a complex wastestream Does permit have any Special Conditions? No Does permit have instream monitoring? No New expiration date: Jan 31,2029 FACILITY SUMMARY Lissara Partners LLC operates a 100%domestic wastewater treatment plant for an estimated 250 residents. The Lissara WWTP is a minor facility(flow< 1 MGD)with a design capacity and permitted wastewater discharge of 0.054 MGD. The NPDES permit was originally issued in August 2008. This facility utilizes the following treatment components: • 1 — 18,900 gallon equalization tank with 38 SCFM blower and 2 HP flow equalization pumps • 2—20,000 gallon aeration tanks • 3— 135 SCFM plant blowers • 2— 12 ft. square clarifiers with airlift sludge and scum pumps • 2—8,100 gallon sludge tanks with supernatant airlift pumps • Chlorination/dechlorination Tank with two tube chlorine tablet feeders and two tube dichlorination tablet feeders • Effluent flow measurement box with weir and ultrasonic flow measurement device Fact Sheet for Permit Renewal Dec 2023-NPDES Permit NCO088749-Page 1 • 45 KW Standby power generator(natural gas fueled) and automatic transfer switch • Alarm dialer • Blower building • Associated yard piping, electrical work and control systems RENEWAL SUMMARY This renewal contains the following changes: • Updated eDMR language for electronic data submission in Part I. A. (3). • Updated Map • Operator Certification Program staff and Public Water Supply Section staff approve the draft permit. COMPLIANCE HISTORY Lissara WWTP had six enforcements on record during the last permit period for BOD violations in 2020 and BOD and fecal coliform in 2021. The facility has been issued 17 NOVs for BOD, fecal coliform,and total suspended solids limit violations and two NOVs for total nitrogen and total phosphorous monitoring violations since the permit was originally issued in February 2019. The facility was also issued two NODS for BOD and 17 proceed to enforcement cases in BOD and fecal coliform since the permit was originally issued in February 2019. Most recent inspection(August 2023) showed the facility to be in compliance. Fact Sheet for Permit Renewal Dec 2023-NPDES Permit NCO088749-Page 2