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Home My WebLink AboutNC0088366_NPDES Permit Mod_20091105Beverly Eaves Perdue Governor Mr. Rodney Tart Harnett County Public Utilities P. O. Box 1119 Lillington, North Carolina 27546 Dear Mr. Tart: .A7. NCDENR North Carolina Department of Environment and NaturalResources • Division of Water Quality Coleen H. Sullins Dee Freeman Director Secretary b '- FR DING November 5, 2009 Subject: NPDES Permit Modification Permit Number NC0088366 South Harnett County Regional WWTP Harnett County The Division issued NPDES permit NC0088366 to Harnett County Public Utilities on December 1, 2006. The South Harnett Regional WWTP joined the Middle Cape Fear River Basin Association (MCFRBA) through the June 2009 amendment of the Memorandum of Agreement (MOA) between the association and the Division of Water Quality (DWQ). Instream monitoring requirements within the facility's individual NPDES permit are waived in exchange for the MCFRBA's monitoring of the watershed as specified within the amended MOA. Should membership in the association be terminated, DWQ must be notified immediately and the instream monitoring requirements in the facility's permit will be reinstated. In accordance with the MOA, the Division is forwarding herewith a modification to the subject permit. Enclosed please find the modified permit page. This page should be inserted into your permitland the old one discarded. This permit modification is issued pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum of Agreement between North Carolina and the U.S. Environmental Protection Agency -dated October 15, 2007 (or as subsequently amended). Please take notice that this permit is not transferable. This permit does not affect the legal requirement to obtain other permits which may be required by the Division of Water Quality or permits required by the°Division of Land Resources, Coastal Area Management Act or any other Federal or Local government permit that may be -required. If you have any questions concerning this permit modification, please contact Karen Rust at telephone number (919) 807- 6400. Sincerely, .4( r ; Coleen H. Sullins cc: Fayetteville Regional Office -, ,Surface WaterProtection Sec'"tion. Central Files , NPDES Files U. S. EPA Region 4 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 Phone: 919-807-6300 \ Fax: 919-807-6495 \ Customer Service: 1-877-623-6748 Internet: www.ncwaterquality.org An Equal Opportunity \ Affirmative Action Employer One NorthCarolina Naturally Permit NC0088366 • A. (1) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS During the period beginning on the effective date of the permit and lasting until expiration, the Permittee is authorized to discharge treated wastewater from Outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: Efflue it=. 'ra' t t' �CHa c erns ics - D scha'r e Lim tations . - ,_ .. g..:. _ . " _ ..- ... ;'``Monitorin Re uirements°:. - :�.....; . _ . gw q _ ,. . Montlil Y.,, v "a' . Average'"" W,eekl' .Y,.;� .. `Avers e � - .Dail; Y, :�`, � iVlaximiim,= Measurement'`: ;"Fie "iieric > Sam e. '�r - pl ..� � , es Sam'"1e`:�Locatiori1� •` '; P, . e:'•� Flow . 5.0 MGD Continuous Recording Influent or Effluent BOD, 5-day, 20°C (April 1 — October 31)2 5.0 mg/L 7.5 mg/L Daily Composite Influent and Effluent BOD, 5-day, 200C (November 1— March 31)2 10.0 mg/L 15.0 mg/L Daily Composite Influent and Effluent Total Suspended Solids2 30.0 mg/L 45.0 mg/L Daily Composite Influent and Effluent NH3asN (April 1 — October 31) 1.0 mg/L 3.0 mg/L Daily Composite Effluent NH3asN (November 1— March 31) 2.0 mg/L 6.0 mg/L Daily Composite Effluent Dissolved 0xygen3 Daily Grab Effluent Fecal Coliform (geometric mean) . 200/100m1 400/100m1 Daily Grab Effluent Total Residual Chlorine4 28 pg/L Daily Grab Effluent Temperature Daily Grab Effluent Total Phosphorus Monthly Composite Effluent TKN Monthly Composite Effluent NO2 + NO3 Monthly Composite Effluent Total Nitrogen Monthly Composite Effluent Chronic Toxicity5 Quarterly Composite Effluent pH6 Daily Grab Effluent Temperature? See Footnote 1 Grab Upstream & Downstream Dissolved Oxygen? See Footnote 1 Grab Upstream & Downstream NOTES: 1. Upstream = at least 50 feet upstream of the discharge. Downstream = at least 500 feet from the discharge. Stream samples shall be collected three times per week during the months of June, July, August, and September and weekly during the remainder of the year. 2. The monthly average effluent BOD and Total Suspended Solids concentrations shall not exceed 15% of the respective influent value (85% removal). 3. The daily average dissolved oxygen concentration as measured in the effluent shall not be less than 5.0 mg/L. 4. Monitoring requirement and limit applies only if chlorine is added for disinfection. 5. Chronic Toxicity (Ceriodaphnia) limit at 14 % with testing in January, April, July, and October (see Special Condition A. (2)). 6. The pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. 7. Instream sampling (Upstream and Downstream monitoring) is waived as long as the Permittee retains membership in the Middle Cape Fear River Basin Association (MCFRBA), which is conducting a coordinated instream monitoring effort. If the Permittee's membership in the MCFRBA is terminated, the Permittee must immediately notify the Division in writing, and the instream monitoring requirements specified in this permit shall be reinstated immediately. There shall be no discharge of floating solids or visible foam in other than trace amounts. Beverly Eaves Perdue Governor ATA NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Coleen H. Sullins Director rtt June 23, 2009 Rodney Tart Director of Public Utilities PO -Box 1119 Lillington, NC 27546 .lV f JUM 2 b 223 DWQ RE: Amendment to the Middle Cape Fear River Basin Association Memorandum of Agreement NPDES Permit Modification for Instream Monitoring NC0088366 South Harnett Regional WWTP Harnett County Dear Mr. Tart: Dee Freeman Secretary The South Harnett Regional WWTP joined the Middle Cape Fear River Basin Association (MCFRBA) through the June 2009 amendment of the Memorandum of Agreement (MOA) between the association and the Division of Water Quality (DWQ). With this letter the DWQ confirms the waiving of instream monitoring requirements within the facility's individual NPDES. permit in exchange for the MCFRBA's monitoring of the watershed as specified within the amended MOA. Influent and effluent monitoring requirements are not affected by this waiver. Should membership. in the association be terminated, DWQ must be notified immediately and the instream monitoring requirements in the facility's permit will be reinstated. All other terms and conditions in the original permit remain unchanged and in full effect. These modifications are issued pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum of Agreement between North Carolina and -the -US Environmental -Protection -Agency. If you have any questions regarding this letter or another coalition matter, please contact Jennie Atkins at (919) 743-8410 or at jennie.atkins@ncdenr.gov. Sincerely, Coleen H. Sullins of Director, Division of Water Quality cc: Fayetteville Regional Office, Surface Water Protection NPDES Eastern Unit Jennie Atkins, Environmental Sciences Section Central Files 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 512 North Salisbury Street, Raleigh, North Carolina 27604 Phone: 919-807-63001 FAX: 919-807-64951 Customer Service: 1-877-623-6748 NorthCarolina Naturally