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HomeMy WebLinkAboutNC0052043_Technical Correction_20121025NPDES DOCUHENT SCANNING COVER SHEET NC0052043 Toxaway Falls WWTP NPDES Permit: Document Type: Permit Issuance Wasteload Allocation Authorization to Construct (AtC) Permit Modification Complete File - Historical Engineering Alternatives (EAA) Correspondence Owner Name Change Technical Correc Instream Assessment (67b) Speculative Limits Environmental Assessment (EA) Document Date: October 25, 2012 This documerzt is printed on reuse paper - ignore any ca riterit on the resrerse side AIZA NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Charles Wakild, P.E. Dee Freeman Governor Director Secretary October 25, 2012 Transmitted via FAX — 2 pages total MEMORANDUM To: Wesley Royal / Toxaway Falls POA From: Charles H. Weaver / NPDES Unit Subject: Corrected page for permit NC0052043 Mr. Royal: The permit issued to you on October 9, 2012 has a typographical error. Part A. (3) lacks the pH limit that was present in the previous permit, and in the draft permit sent to you on July 5, 2012. The attached page correctly shows the limit. Please discard the A. (3) page from the permit you recently received, and replace it with the attached page. I apologize for any confusion this may have caused. If you have any questions, contact me at the telephone number or e-mail address listed below. 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 919 807-6391 (fax) 919 807-6489 VISIT US ON THE INTERNET @ http://www.ncwaterquality.org charles.weaver@ ncdenr.gov An Equal Opportunity/Affirmative Action Employer — 50% Recycled/10% Post Consumer Paper Permit NC0052043 A. (3) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS [0.12 MGD] During the period beginning upon expansion to 0.120 MGD and lasting until expiration, the Permittee is authorized to discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: PARAMETER LIMITS MONITORING REQUIREMENTS [PCS Code] Monthly Average Daily Maximum Measurement Frequency Sample Type Sample Location Flow [50050] 0.12 MGD Continuous Recording Influent or Effluent BOD, 5-day (20°C) [00310] 30.0 mg/L 45.0 mg/L Weekly Composite Effluent Total Suspended Solids [00530] 30.0 mglL 45.0 mg/L Weekly Composite Effluent NH3 as N (April 1— October 31) [00610] 11.0mg/L 35.0 mg/L Weekly Composite Effluent NH3 as N (November 1— March 31) [00610] 22.0 mg/L 35.0 mg/L Weekly Composite Effluent Fecal Coliform (geometric mean) [31616] 200/100 m/L 400/100 m/L Weekly Grab Effluent Total Residual Chlorines [50060] 28 µg/L 2/Week Grab Effluent Temperature (°C) [00010] Daily Grab Effluent Total Nitrogen (NO2+NO3+TKN) [00600] Semi -Annually Composite Effluent Total Phosphorus [00665] Semi -Annually Composite Effluent pH [00400] > 6.0 and < 9.0 standard units — Weekly Grab Effluent Footnotes: 1. The Permittee shall report all effluent TRC values reported by a NC -certified laboratory [including field -certified]. Effluent values < 50 µg/L will be treated as zero for compliance purposes. There shall be no discharge of floating solids or visible foam in other than trace amounts