!1/~ energy MAR 19 PIPELINE SAFE':.,. :... WI('" AUSID{('EXAS. March 15, 2013

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1 energy March 15, 2013 Ms. Polly McDonald Director, Pipeline Safety Division Railroad Connnission of Texas Ms. McDonald: Please find attached for your review and approval the Atmos Energy MidTex Division's Distribution Facilities Replacement Completion Report and Distribution Facilities Replacement Work Plan pursuant to the requirements of Railroad Connnission of Texas 16 TAC Distribution Facilities Replacement rule. During the calendar year ending December 31, 2012, the Atmos Energy MidTex Division replaced facilities based on an assessment of existing, known risk and in response to changing conditions that created risk as they presented themselves during the year (i.e. occurrence ofleaks, newly identified threats). In total, the MidTex Division replaced approximately 492,000 feet of steel main, 125,000 feet of cast iron main, 4,000 feet of plastic main, 56,000 steel service lines, and 57 components. The Distribution Facilities Replacement Completion Report detailing the distribution facilities replaced by the MidTex Division during the calendar year ending December 31, 2012 is included as an enclosure to this correspondence. During the calendar year ending December 31, 2013, the Atmos Energy MidTex Division will continue to replace facilities based on an assessment of existing, known risk and in response to changing conditions that create risk as they present themselves during the year. In total, the MidTex Division plans to replace approximately 264,000 feet of steel main, 160,000 feet of cast iron main, 72,000 feet of plastic main, and 25,000 steel service lines. The Distribution Facilities Replacement Work Plan outlining the facilities proposed for replacement by the MidTex Division during the calendar year ending December 31, 2013 is included as an enclosure to this correspondence. Atmos Energy recognizes that risk characterized in the Work Plan is defined by 'known' conditions that exist within facilities in the distribution system at the time the risk assessment is performed and the Work Plan is established. A risk model cannot quantity unknown, undiscovered or unranked risk. Atmos Energy will take into account these 'unknown' conditions in any given year as they present themselves and may retire or replace facilities in order to mitigate these risks. We appreciate the opportunity to update the Railroad Connnission on work completed in 2012 and your consideration of our replacement plans for We look forward to your response. Sincerely,!1/~ Marc Chapman Director, Compliance, MidTex Enclosures (2) MAR 19 PIPELINE SAFE':.,. :... WI('" AUSID{('EXAS

2 ~'000,00,,'', Distribution Facilities Replace e Re tmos Energy MidTex Division Completion Report {2012} Material Distribution Service lines Piping (ft) {ea) {ea) 0" c ~"' Steel 492,061 56,523 ~~ Cast Iron 125,250 Copper 1 Plastic 4, Mise 57!0'''~'"'''''' ''' f''"'""~"' 00,, 00',''''' Grand Total 621A " Work Plan {2013) Material Distribution Piping (ft) Service Lines (ea) I 0 0,,,,,, I ' Steel 264,000 25,000 Cast Iron 160,000 Plastic 72,000,,~~ ~"'' Grand Total *Approximate Figures 1/1

3 Atmos Energy MidTex Division Service line Material (Each) (Each) ABBOTI ABILENE ALBA ALBANY ALLEN ALVARADO ALVORD ANNA ANNONA ANSON ARCHER CITY ARGYLE ARLINGTON ATHENS AVERY AVOCA AZLE BAIRD BALCH SPRINGS BALLINGER BANDERA BANGS BARRY BARTLETI BEDFORD BELLMEAD BELLS BELTON BEN WHEELER BENBROOK BENJAMIN BERTRAM BEVERLY HILLS BLANKET BLOOMING GROVE BLOSSOM BLUE MOUND BLUE RIDGE BLUM BOGATA BONHAM BOWIE BRASHEAR BREMOND BRIDGEPORT BRONTE BROWNSBORO BROWNWOOD BRYAN BUCKHOLTS BUFFALO BUFFALO GAP BURKBURNETT BURLESON BURNET BYERS CADDO MILLS CALDWELL CALVERT CAMERON CANTON CARLSBAD CARROLLTON CEDAR HILL ,476 1, , ,571 1, , , , , , , , , , , ,658 4, , , , , /6

4 Atmos Energy MidTex Division Distribution Piping Material [Feet) Service line Material (Each) [Each) CELESTE CELINA CENTER POINT CENTERVILLE CHANDLER CHICO CHILDRESS CHILLICOTHE CHILTON CISCO CLARKSVILLE CLEBURNE CLIFTON CLYDE COLEMAN COLLEGE STATION COLLEYVILLE COLLINSVILLE COLORADO CITY COMANCHE COMFORT COMMERCE COMO COOLIDGE COOPER COPPELL COPPERAS COVE CORSICANA CRANDALL CRAWFORD CROWLEY CUMBY DALLAS DAWSON DECATUR DENISON DENTON DEPORT DESOTO DETROIT DODD CITY DUBLIN DUNCANVILLE EARLY EASTLAND ECTOR EDOM ELECTRA ELM MOTT EMORY ENNIS EULESS EUSTACE EVANT EVERMAN FAIRFIELD FAIRVIEW FARMERS BRANCH FARMERSVILLE FERRIS FLOWER MOUND FOREST HILL FORNEY FORRESTON System ID Cast Iron Steel Plastic , , , , , , , , , ,130 9, , , , , , , , , , , , /6

5 Atmos Energy MidTex Division Service line Material {Each) {Each) FORT WORTH FRANKLIN FRANKSTON FREDERICKSBURG FRISCO FROST GAl N ESVI LLE GARLAND GATESVILLE GEORGETOWN GLEN ROSE GOREE GORMAN GRANBURY GRAND PRAIRIE GRANDVIEW GRANGER GRAPEVINE GREENVILLE GROESBECK GUNTER GUSTINE HALTOM CITY HAMILTON HAMLIN HARKER HEIGHTS HASKELL HASLET HAWLEY HEARNE HENRIETTA HERMLEIGH HICKORY CREEK HI CO HIGHLAND PARK HIGHLAND VILLAGE HILLSBORO HOLLAND HONEY GROVE HOWE HUBBARD HURST HUTCHINS HUTTO IOWA PARK IREDELL IRVING ITALY ITASCA JUSTIN KAMAY KAUFMAN KEENE KELLER KERENS KERRVILLE KILLEEN KNOX CITY KOSSE KRUM LACY LAKEVIEW LADONIA LAKE DALLAS LAKE WORTH Steel Plastic Coppe( ,502 19, , , , , , , , , , , , , , , , , /6

6 Atmos Energy MidTex Division Service line Material (Each) (Each) LAKEPORT LAMPASAS LANCASTER LAWN LEONARD LEWISVILLE LEXINGTON LILLIAN LINCOLN PARK LINDSAY LIPAN UTILE ELM LLANO LOMETA LONE OAK LONGVIEW LOTI MABANK MADISONVILLE MALAKOFF MALONE MANOR MANSFIELD MARBLE FALLS MARLIN MART MAYPEARL MEGARGEL MELISSA MERIDIAN MERKEL MESQUITE MEXIA MIDLOTHIAN MIDWAY MILES MILFORD MOODY MORAN MUENSTER MUNDAY MURCHISON NEVADA NEWCASTLE NOCONA NOLANVILLE NORMANGEE NORTH ZULCH NOVICE 0 BRIEN OAKWOOD ODELL OGLESBY OKLAUNION OLNEY PALESTINE PALMER PARADISE PARIS PECAN GAP PENELOPE PETROLIA PFLUGERVILLE PILOT POINT z ,060 Z ,842 1, , Zl z , , , Z ,ZZ , , zoo z z ZZ z ,170 4, z Calendar Year Ending Dec. 31, Z01Z 4/6

7 Distribution Facilities Replacement Completion Report (2012.) Atmos Energy MidTex Division Service Line Material (Each) (Each) PLANO POINT POTTSBORO POYNOR PRINCETON PROSPER QUANAH QUINLAN QUITMAN RANGER REAGAN RED OAK RICE RICHARDSON RICHLAND RICHLAND HILLS RIESEL RIO VISTA RIVER OAKS ROANOKE ROBERT LEE ROBY ROCKDALE ROCKWALL ROGERS ROSCOE ROSEBUD ROTAN ROUND ROCK ROWENA ROWLETT ROXTON ROYSE CITY RULE SACHSE SADLER SAGINAW SAINT JO SAN ANGELO SAN SABA SANGER SANSOM PARK SANTA ANNA SAVOY SCURRY SEAGOVILLE SEYMOUR SHERMAN SNYDER SOMERVILLE SOUTHLAKE SOUTHMAYD STAMFORD STEPHENVILLE STRAWN SULPHUR SPRINGS SUNSET SWEETWATER SYLVESTER TALPA TAYLOR TEAGUE TEHUACANA TEMPLE , , ,323 2,123 1, , , , , , , , , , , , , /6

8 Atmos Energy MidTex Division Service Line Material (Each) (Each) TERRELL THORNDALE THORNTON THRALL THROCKMORTON TIOGA TOM BEAN TRENT TRENTON TRINIDAD TROY TUSCOLA TYE UNIVERSITY PARK VALERA VALLEY MILLS VAN ALSTYNE VENUS VERA VERNON WACO WATAUGA WAXAHACHIE WEINERT WEST WESTOVER HILLS WHITE SETTLEMENT WHITESBORO WHITEWRIGHT WHITNEY WICHITA FALLS WILMER WINDOM WINGATE WINTERS WOLFE CITY WOODWAY WORTHAM WYLIE YANTIS BRUCEVILLEEDDY CHAPEL HILL DELEON LITTLE RIVERACADEMY MCGREGOR MCKINNEY N RICHLAND HILLS RAVENNAML GOODLETT OSCEOLA BRISTOL DENISON GRAYSON CO IP VALLEY VIEWCOOKE Grand Total , , , , ,589 11,107 3, , , , ,492 4, , , , , , , ,061 4,129 56, /6