OURCOREPRINCIPLES

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MILES OF PIPELINE 16,400

DESIGN CAPACITY Approximately 7.9 billioncubic feet per day

COMPRESSION STATIONS 63

TOTAL SYSTEM COMPRESSION 1,024,904 horsepower

BHE PIPELINE GROUP

BHE Pipeline Group consists of Berkshire Hathaway Energy’s interstate natural

gas pipeline companies, Kern River Gas Transmission Company and Northern

Natural Gas Company.

• Kern River’s 1,700-mile system is a direct link between the abundantRocky Mountain natural gas-producing basins and western markets,including Salt Lake City, Utah; Las Vegas, Nevada; and SouthernCalifornia.

• Northern Natural Gas’ 14,700-mile system extends from southwest Texasto Michigan’s Upper Peninsula.

• Together, Kern River and Northern Natural Gasdelivered approximately 8% of the natural gasconsumed in the U.S. in 2016.

OPERATIONAL EXCELLENCE

• The reliability of natural gas delivery is crucialto meeting our customers’ needs. In 2016,Kern River and Northern Natural Gas each hada compression reliability rate of 99.99%.

COMMITTED TO CUSTOMER SATISFACTION

• The 2017 Mastio & Company customersatisfaction survey results for natural gaspipelines ranked BHE Pipeline Group as No. 1among multiple pipeline operators for the 12thconsecutive year. Northern Natural Gas rankedNo. 1 among interstate natural gas pipelines andKern River ranked No. 2.

MARK A. HEWETTPresident and CEO

> CONTINUED ON BACK

MAY 2017

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• Kern River is the preferred provider of interstate transportation service to Southern California;its Period Two rates are the lowest full-rate alternative for deliveries to the region.

• Northern Natural Gas has access to the largest supply basins in North America and to theproducing shale regions in its field area. Diverse supply sources enable Northern NaturalGas’ customers to access some of the least expensive natural gas supplies in the U.S.

MANAGEMENT TEAM

www.kernrivergas.comwww.northernnaturalgas.com

JOSEPH M. LILLOVice President, Finance

PAUL J. MAAKESTADVice President,Information Technology

LAURA K. DEMMANVice President, Regulatoryand Government Affairs

MATTHEW L. FINNEGANVice President, ResourceAnalysis and CostManagement

THOMAS G. CORRELLVice President, PipelineSafety and Risk, NorthernNatural Gas

THOMAS J. HALPINVice President, Marketing,Northern Natural Gas

ROBERT S. CHECKETTSVice President,Operations andEngineering, Kern River

JOHN T. DUSHINSKEVice President, CustomerService and BusinessDevelopment, Kern River

KENT E. MILLERVice President, CustomerService and BusinessDevelopment, NorthernNatural Gas

BRIAN J. MUNDTVice President,Engineering,Northern Natural Gas

KIRK L. LAVENGOODVice President, BusinessDevelopment, NorthernNatural Gas

THOMAS A. MERTZVice President, FieldOperations, NorthernNatural Gas

ROYCE A. RAMSAYVice President,Operations, NorthernNatural Gas

LD STEPHENSVice President, TechnicalServices, NorthernNatural Gas

J. GREGORY PORTERVice President, GeneralCounsel and Secretary