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Home My WebLink AboutNC0085553_Technical Correction_20140410�F�A NCDENR North Carolina Department of Environment and Natural Resources Pat McCrory Govemor Ken Bowling, Director of Utilities Village of Bald Head Island P. O. Box 3009 Bald Head Island, NC 28461 Dear Mr. Bowling: John E. Skvarla, III Secretary April 10, 2014 Subject: Technical Correction of NPDES Permit Permit NC0085553 Village of Bald Head Island Utilities Dept. WTP Brunswick County Class I Division personnel have reviewed your permit and discovered that the parameter code listed in your permit for Ammonia as nitrogen is incorrect. The correct parameter code is C0610. Enclosed is a technical corrected copy of the permit limits page A. (1) for NPDES Permit NC0085553. Please replace the limits page in your current NPDES permit with the corrected limits page and discard the removed page. This technical correction does not affect any other terms, conditions, or compliance actions covered by the current permit. If you have any questions concerning this permit technical correction, please contact Ron Berry by phone (919) 807-6396 or by email ron.berry@ncdenr.gov. Sincerely, om Reder Division of Water Resources, NCDENR Attachments Cc: Wilmington Regional Office/Water Quality Programs Central Files NPDES File 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Phone: 919-807-630011nternet:: www.ncwaterqualit .org An Equal Opponuniry4lrfimiaUve Action Employer Permit NCO085553 A. (1) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS During the period beginning on the effective date of this permit and lasting until expiration, the Permittee is authorized to discharge reverse osmosis reject water from Outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT LIMITS MONITORING REQUIREMENTS Monthly Daily Measurement Sample Sample CHARACTERISTICS Average Maximum Frequency Type Location 1 Flow, MGD Weekly Recorder E Parameter Code 50050 Total Arsenic 10 µg/L 10 µg/L Monthly Grab E Parameter Code 01002 pH Not less than 6.8 S.U. nor Monthly Grab E Parameter Code 00400 greater than 8.5 S.U. pH, S.U. Monthly Grab U, D Temperature, °C Monthly Grab E Parameter Code 00100 Temperature, °C Monthly Grab U, D Salinity, ppt Monthly Grab E Parameter Code 00480 Salinity, ppt Monthly Grab U, D Conductivity, µmhos/cm Monthly Grab E Parameter Code 00094 Conductivity, µmhos/cm Monthly Grab U, D Dissolved Oxygen, mg/L Monthly Grab E Parameter Code 00300 Dissolved Oxygen, mg/L Monthly Grab U, D Total Dissolved Solids, mg/L Monthly Grab E Parameter Code 70295 Ammonia as Nitrogen, mg/L Monthly Grab E Parameter Code C0610 Total Chloride, mg/L Monthly Grab E Parameter Code 00940 Total Copper, µg/L Quarterly Grab E Parameter Code 01042 Total Zinc, µg/L Quarterly Grab E Parameter Code 01092 Whole Effluent Toxicity Quarterly Grab E Parameter Code TGE3E Footnotes: 1. E = Effluent, U at least 50 feet from the channel discharge location towards the Cape Fear River, D at leastl00 feet from the channel discharge location towards Bald Head Island Marina. 2. Acute 24-hour Pass/ Fail, (Mysidopsis Bahia) at 90%; January, April, July and October; refer to Special Condition A. (2). All listed effluent parameters must be measured in conjunction with toxicity test sample. All samples collected should be from a representative discharge event. THERE SHALL BE NO DISCHARGE OF FLOATING SOLIDS OR VISIBLE FOAM IN OTHER THAN TRACE AMOUNTS.