7-B-i

APPENDIX 7-B. SAMPLE UTILITIES

TABLE OF CONTENTS

5-P.1 SAMPLE UTILITIES............................................................................................ 7-B-1

LIST OF TABLES

Table 7-A.1.1 Definition of EMM Regions...................................................................... 7-B-1

Table 7-A.1.2 Mapping of selected utilities to EMM Regions and Control Areas........... 7-B-1
7-B-1

APPENDIX 7-B. SAMPLE UTILITIES

7-B.1 SAMPLE UTILITIES

The following tables contain the list of electric utilities whose hourly load and lambda 

data were used in Chapter 7, with their designated service territories and Electricity Markets 

Module1 (EMM) regions.

Table 7-B.1.1 Definition of EMM Regions

Index Abbreviation Definition

1 ECAR East Central Area Reliability Coordination Agreement

2 ERCOT Electric Reliability Council of Texas 

3 MAAC Mid-Atlantic Area Council 

4 MAIN Mid-America Interconnected Network 

5 MAPP Mid-Continent Area Power Pool

6 NY New York

7 NE New England 

8 FL Florida Reliability Coordinating Council

9 SERC Southeastern Electric Reliability Council

10 SPP Southwest Power Pool 

11 NPP Northwest Power Pool 

12 RA Rocky Mountain Power Area

13 CA California

Table 7-B.1.2 Mapping of selected utilities to EMM Regions and Control Areas

EMM 

Region Control Area Operator Utility

ID Name ID Name ID Name

1 ECAR 5580 East Kentucky Power Cooperative 5580 East Kentucky Power Cooperative

1 ECAR 9267 Hoosier Energy REC Inc. 9267 Hoosier Energy REC Inc.

1 ECAR 9273 Indianapolis Power & Light 

Company 9273 Indianapolis Power & Light Company

1 ECAR 9273 Indianapolis Power & Light 

Company 40211 Wabash Valley Power Association Inc.

1 ECAR 11249 Louisville Gas & Electric and 

Kentucky Utilities 1692 Big Rivers Electric Corporation

1 ECAR 11249 Louisville Gas & Electric and 

Kentucky Utilities 11249 Louisville Gas & Electric and Kentucky Utilities

1 ECAR 13756 Northern Indiana Public Service 

Company 9234 Indiana Municipal Power Agency
7-B-2

1 ECAR 13756 Northern Indiana Public Service 

Company 13756 Northern Indiana Public Service Company

1 ECAR 13756 Northern Indiana Public Service 

Company 40211 Wabash Valley Power Association Inc.

1 ECAR 14725 PJM Interconnection LLC 14725 PJM Interconnection LLC

1 ECAR 17633 Southern Indiana Gas & Electric

Company 17633 Southern Indiana Gas & Electric Company

1 ECAR 32208 FirstEnergy Corporation 32208 FirstEnergy Corporation

1 ECAR 99005 PJM Interconnection LLC 14725 PJM Interconnection LLC

1 ECAR 99006 PJM Interconnection LLC 14725 PJM Interconnection LLC

1 ECAR 99007 PJM Interconnection LLC 14725 PJM Interconnection LLC

2 ERCOT 5723 ERCOT 5723 ERCOT

3 MAAC 14725 PJM Interconnection LLC 14725 PJM Interconnection LLC

3 MAAC 99005 PJM Interconnection LLC 14725 PJM Interconnection LLC

3 MAAC 99006 PJM Interconnection LLC 14725 PJM Interconnection LLC

3 MAAC 99007 PJM Interconnection LLC 14725 PJM Interconnection LLC

4 MAIN 11479 Madison Gas & Electric Company 11479 Madison Gas & Electric Company

4 MAIN 14725 PJM Interconnection LLC 14725 PJM Interconnection LLC

4 MAIN 17828 City of Springfield 17828 City of Springfield

4 MAIN 20847 Wisconsin Electric Power Company 19578 Upper Peninsula Power Company

4 MAIN 20847 Wisconsin Electric Power Company 20847 Wisconsin Electric Power Company

4 MAIN 20847 Wisconsin Electric Power Company 20858 Wisconsin Public Power Inc.

4 MAIN 20847 Wisconsin Electric Power Company 20860 Wisconsin Public Service Corporation

4 MAIN 20856 Alliant Energy-East 20856 Alliant Energy-East

4 MAIN 99005 PJM Interconnection LLC 14725 PJM Interconnection LLC

4 MAIN 99006 PJM Interconnection LLC 14725 PJM Interconnection LLC

4 MAIN 99007 PJM Interconnection LLC 14725 PJM Interconnection LLC

5 MAPP 4716 Dairyland Power Cooperative 4716 Dairyland Power Cooperative

5 MAPP 9392 Alliant Energy-West 9392 Alliant Energy-West

5 MAPP 12431 MidAmerican Energy Company 12431 MidAmerican Energy Company

5 MAPP 13337 Nebraska Public Power District 11018 Lincoln Electric System

5 MAPP 13337 Nebraska Public Power District 13337 Nebraska Public Power District

5 MAPP 13781 Northern States Power Company 12647 Allete (Minnesota Power)

5 MAPP 13781 Northern States Power Company 12667 Minnesota Municipal Power Agency

5 MAPP 13781 Northern States Power Company 12710 Missouri River Energy Services

5 MAPP 13781 Northern States Power Company 12819 Montana-Dakota Utilities Company

5 MAPP 13781 Northern States Power Company 13781 Northern States Power Company

5 MAPP 13781 Northern States Power Company 13809 NorthWestern Energy (South Dakota)

5 MAPP 13781 Northern States Power Company 14232 Otter Tail Power Company

5 MAPP 13781 Northern States Power Company 17858 Square Butte Electric Coop
7-B-3

5 MAPP 13781 Northern States Power Company 40580 Southern Minnesota Municipal Power 

Agency

5 MAPP 14127 Omaha Public Power District 14127 Omaha Public Power District

5 MAPP 19514 Great River Energy 19514 Great River Energy

6 NY 13501 New York Independent System 

Operator Inc. 13501 New York Independent System Operator Inc.

7 NE 13434 ISO New England Inc. 13434 ISO New England Inc.

8 FL 6452 Florida Power & Light Company 6452 Florida Power & Light Company

8 FL 6455 Progress Energy (Florida Power 

Corp.) 6455 Progress Energy (Florida Power Corp.)

8 FL 6909 Gainsville Regional Utilities 6909 Gainsville Regional Utilities

8 FL 9617 JEA 9617 JEA

8 FL 14610 Orlando Utilities Commission 6567 Florida Municipal Power Agency

8 FL 14610 Orlando Utilities Commission 10623 Lakeland Electric

8 FL 14610 Orlando Utilities Commission 14610 Orlando Utilities Commission

8 FL 18445 City of Tallahassee 18445 City of Tallahassee

8 FL 18454 Tampa Electric Company 18454 Tampa Electric Company

8 FL 21554 Seminole Electric Cooperative Inc. 21554 Seminole Electric Cooperative Inc.

9 SERC 189 Alabama Electric Cooperative Inc. 189 Alabama Electric Cooperative Inc.

9 SERC 3046 Progress Energy (Carolina Power & 

Light Company) 3046 Progress Energy (Carolina Power & Light Company)

9 SERC 3046 Progress Energy (Carolina Power & 

Light Company) 7639 Greenville Utilities Commission

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 4280 City of Conway

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 9096 City of Lafayette Utilities System

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 12506 Entergy Corporation/Services (Entergy System)

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 13718 Duke Energy Control Area Services LLC (North Little Rock)

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 18679 Tex-La Electric Cooperative of Texas Inc.

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 26253 Louisiana Energy & Power Authority

9 SERC 12506 Entergy Corporation/Services 

(Entergy System) 40233 Sam Rayburn G&T Electric Coop.

9 SERC 14725 PJM Interconnection LLC 14725 PJM Interconnection LLC

9 SERC 17543 South Carolina Public Service 

Authority 17539 South Carolina Electric & Gas

9 SERC 17543 South Carolina Public Service 

Authority 17543 South Carolina Public Service Authority

9 SERC 17543 South Carolina Public Service 

Authority 40218 Central Electric Power Cooperative Inc.

9 SERC 17568 South Mississippi Electric Power 

Association 17568 South Mississippi Electric Power Association

9 SERC 18642 Tennessee Valley Authority 3408 Electric Power Board of Chattanooga

9 SERC 18642 Tennessee Valley Authority 4958 Decatur Utilities
7-B-4

9 SERC 18642 Tennessee Valley Authority 12293 Memphis Light Gas and Water

9 SERC 18642 Tennessee Valley Authority 18642 Tennessee Valley Authority

9 SERC 99005 PJM Interconnection LLC 14725 PJM Interconnection LLC

9 SERC 99006 PJM Interconnection LLC 14725 PJM Interconnection LLC

9 SERC 99007 PJM Interconnection LLC 14725 PJM Interconnection LLC

10 SPP 829 American Electric Power Company 

Inc. 829 American Electric Power Company Inc.

10 SPP 829 American Electric Power Company 

Inc. 13670 Northeast Texas Electric Cooperative

10 SPP 5860 Empire District Electric Company 

(the) 5860 Empire District Electric Company (the)

10 SPP 10015 Westar Energy (KPL) 10015 Westar Energy (KPL)

10 SPP 14063 Oklahoma Gas & Electric Company 7490 Grand River Dam Authority

10 SPP 14063 Oklahoma Gas & Electric Company 14063 Oklahoma Gas & Electric Company

10 SPP 14063 Oklahoma Gas & Electric Company 14077 Oklahoma Municipal Power Authority

10 SPP 17718 Southwestern Public Service 

Company (Xcel) 7349 Golden Spread Electric Cooperative Inc.

10 SPP 17718 Southwestern Public Service 

Company (Xcel) 17718 Southwestern Public Service Company (Xcel)

10 SPP 20447 Western Farmers Electric 

Cooperative 14077 Oklahoma Municipal Power Authority

10 SPP 20447 Western Farmers Electric 

Cooperative 20447 Western Farmers Electric Cooperative

11 NPP 17166 Sierra Pacific Resources 1738 Bonneville Power Administration USDOE

11 NPP 17166 Sierra Pacific Resources 3413 PUD No. 1 of Chelan County

11 NPP 17166 Sierra Pacific Resources 5326 PUD No. 1 of Douglas County

11 NPP 17166 Sierra Pacific Resources 6022 Eugene Water & Electric Board

11 NPP 17166 Sierra Pacific Resources 9191 Idaho Power Company

11 NPP 17166 Sierra Pacific Resources 12825 NorthWestern Energy

11 NPP 17166 Sierra Pacific Resources 14624 PUD No. 2 of Grant County

11 NPP 17166 Sierra Pacific Resources 15248 Portland General Electric Company

11 NPP 17166 Sierra Pacific Resources 15500 Puget Sound Energy Inc.

11 NPP 17166 Sierra Pacific Resources 16868 Seattle City Light

11 NPP 17166 Sierra Pacific Resources 17166 Sierra Pacific Resources

11 NPP 17166 Sierra Pacific Resources 18429 City of Tacoma Dept. of Public Utilities

11 NPP 17166 Sierra Pacific Resources 20169 Avista Corporation

11 NPP 17166 Sierra Pacific Resources 25471

Western Area Power Administration -

Upper Missouri West (Upper Great Plains 

Regi

11 NPP 99004 PacifiCorp - Part II Sch 2 (East & 

West combined) 99004 PacifiCorp - Part II Sch 2 (East & West combined)

12 RA 803 Arizona Public Service Company 803 Arizona Public Service Company

12 RA 803 Arizona Public Service Company 19610

Western Area Power Administration -

Lower Colorado control area (Desert 

Southwe
7-B-5

12 RA 5701 El Paso Electric Company 5701 El Paso Electric Company

12 RA 9216 Imperial Irrigation District 9216 Imperial Irrigation District

12 RA 13407 Nevada Power Company 13407 Nevada Power Company

12 RA 15466 Public Service Company of Colorado 3989 Colorado Springs Utilities

12 RA 15466 Public Service Company of Colorado 15143 Platte River Power Authority

12 RA 15466 Public Service Company of Colorado 15466 Public Service Company of Colorado

12 RA 15466 Public Service Company of Colorado 19545 Black Hills Corporation

12 RA 15466 Public Service Company of Colorado 30151 Tri-State G & T Assn. Inc.

12 RA 15473 Public Service Company of New 

Mexico 15473 Public Service Company of New Mexico

12 RA 15473 Public Service Company of New 

Mexico 30151 Tri-State G & T Assn. Inc.

12 RA 16572 Salt River Project 16572 Salt River Project

12 RA 24211 Tucson Electric Power Company 796 Arizona Electric Power Cooperative Inc.

12 RA 24211 Tucson Electric Power Company 24211 Tucson Electric Power Company

13 CA 229 California Independent System 

Operator 229 California Independent System Operator

13 CA 229 California Independent System 

Operator 16534 Sacramento Municipal Utility District (& City of Redding Electric Utility)

13 CA 11208 Los Angeles Department of Water 

and Power 2507 City of Burbank

13 CA 11208 Los Angeles Department of Water 

and Power 11208 Los Angeles Department of Water and Power

13 CA 19281 Turlock Irrigation District 19281 Turlock Irrigation District
7-B-6

REFERENCES

1. Energy Information Administration - Office of Integrated Analysis and Forecasting The 

National Energy Modeling System. (U.S. Department of Energy: Washington DC, 2009).at 

<http://www.eia.doe.gov/oiaf/aeo/overview/>