Georgia Integrated Transmission System (ITS)

1 Jointly Planned ITSEastGeorgia IntegratedTransmission System (ITS) Dalton Utilities GTC ( Georgia Transmission Corporation) MEAG (Municipal Electric Authority of GA) Southern Company TransmissionOla 230/115-kV Project2010 ITS-1 North Americus Series Reactors2010 ITS-2aNorth Americus Series ReactorsNorth Americus Series Reactors2010 ITS-2bMcDonough Smyrna 230 kV Line2010 ITS-3 Pegamore 230-kV Project2010 ITS-4 Benefits Provide voltage support for the area Reduce loading problems in the high growth Paulding County area Removes 70 MVA of load off 115kV network and places on the 230kV networkThomson 500/230kV Project2010 ITS-5 Union Point - Warrenton 115 kV Reconductoring2010 ITS-6 Factory ShoalsConfidential:Critical Energy Infrastructure Information2011 ITS-7 East Carrolton2014 ITS-8 GOSHEN - WAYNESBORO 115-KV RE-CONDUCTOR2014 ITS-9 Gordon North Dublin 230 kV Line2016 ITS-10 CoordinatedPlanningWestPowerSouthSMEPAC oordinated Planning PS (PowerSouth Energy Cooperative) SMEPA (South Mississippi Electric Power Association) Southern Company TransmissionEast Pelham TS Project2010 W- 1 Alabaster SSE.

2 Pelham Alabaster SS 115kV TLMcIntosh CAES 115kV TL2011 W- 2 MCINTOSH SPECIALTY B LINE A LINETATE & LYLE SUCRALOSEWEST MCINTOSH RECONDUCTOR: MCINTOSH BAY GAS 115KV CIRCUIT #2 MI BUNDLED (2) 795 26/7 ACSS, R = 2908A (Spring 2010)TL RECONDUCTOR: MCINTOSH 115KV CIRCUIT #1 MI BUNDLED (2) 795 26/7 ACSS, R = 2908A (Fall 2010)LOOP BARRY MCINTOSH B 115KV TL INTO (POWERSOUTH TO CONVERT BUS AT TO A BREAKER AND HALF) (12-31-2010)UPGRADE THE AND BARRY B 115KV TERMINALS AT MCINTOSH TO 3000A. UPGRADE TRANSFER SWITCHES AND BREAKERS TO 3000A. (12-31-2010)LOWMANMCINTOSH SWBAY GASOLIN CO. 2814 Shoal River - Santa Rosa -Laguna Beach 230 kV $48,300,000 Shoal River to Santa Rosa 230kV W- 3 Heidelberg Area 115 kV Network Improvements2012 W- 4aNew Plan for Heidelberg Area Improvements2012 W- 4bLaurel North to Heidelberg115 kV linePlant Sweatt to Stonewall115 kV linePlant SweattRebuild Hurricane Creek to Wiggins SS 115 kV Line2012 W- 5 Rebuild the Hurricane Creek to Wiggins SS 115 kV lineDefer rebuild the Wiggins SS to Wiggins 5th AVE 115 kV lineOutage of Landonto Hwy 53 Air Products - Avalon Tap 115 kV W- 6 AutaugavilleG E BurkvilleCo Line RoadAEC MillbrookSONAT ElmoreRobinson SpringsMillbrookPrattbrookE.

3 PrattvillePrattmontS. PrattvillePrattvilleECI PrattvilleInternational PaperMaxwell FieldW. MontgomeryMontgomery SSWashingtonParkCatoma WWWellRoadMobis CollinsLamar RoadHunter SSAutaugaville2013 W- 7 Install 500/230kV Autobank at Autaugaville and construct miles of 230 kV TLPinckard TS Slocomb TS 115 kV TL2013 W- 8 Plant FarleySinai CemeteryCottonwood TSWebbWiregrassDothan TSN. DothanPinckardNewtonSlocombHolmes CreekMariannaChipolaContingencyAL/FLStat e LineReconductor miles from Pinckard TS Slocomb TSEpes Eutaw 115 kV W- 9 SOUTHBESSEMER GORGASSONATEL PASOLAKELANDCARROLLSCREEKSHOAL CREEKYACHTCLUBSOUTHTUSC. DAMTUSC. # HWYTO GORDOKELLERMANJWR #4 PLANT GREENE COUNTYGULF STATES PAPERCPL MOUNDVILLECOLONIAL AKRONALICEVILLEBLACK WARRIOR LEWISTONEUTAWBLACK WARRIORROMULUSBRADLEY ROADBIG SANDYDUNCANVILLE MW GenerationBIRDEYE WOODFLOORSEPES EPESLIVINGSTONENGLEWOODEpes Eutaw 115 kV miles 1033 54/7 ACSS @ 160 C Rate B = 1711 ALoss of Duncanville Bradley Road 230kV TLCounty Line RoadAutaugavilleG E BurkvilleCo Line RoadAEC MillbrookSONAT ElmoreRobinson SpringsMillbrookPrattbrookE.

4 PrattvillePrattmontS. PrattvillePrattvilleECI PrattvilleInternational PaperMaxwell FieldW. MontgomeryMontgomery SSWashingtonParkCatoma WWWellRoadMobis CollinsLamar RoadHunter SS2014 W- 10 Install 2nd 230/115kV Autotransformer at County Line RoadExceed thermal ratings with loss of County Line Rd. ckt#1 Current 62 MVA Path limited under contingenciesCurrent 62 MVA Path limited under contingencies2010 PS-1 Clio area UpgradesNew 115 kV line115 kV line UprateCapacitor AdditionsMIFLIN County, AL2011 PS-22011 PS-3 Liberty-Defuniak 115kV Line2010 PS-4 Bluewater Villa Tasso PS-6 Dale Co Bay Spring Jct.