Exhibit 21

Subsidiaries of the Registrant for the year ended December 31, 2007:

Subsidiary Name	State of Incorporation
Kentucky Criterion Coal Company		Delaware
WELLC — Ft. Lupton, Inc.		Delaware
WELLC — Rensselaer, Inc.		Delaware
WELLC — Roanoke Valley, Inc.		Delaware
Westmoreland Coal Sales Inc.		Delaware
Westmoreland Energy LLC		Delaware
Westmoreland Resources, Inc.		Delaware
Westmoreland Terminal Company		Delaware
Westmoreland — Ft. Drum, Inc.		Delaware
Westmoreland Technical Services, Inc.		Delaware
Criterion Coal Co.		Delaware
Eastern Coal and Coke Co.		Pennsylvania
Westmoreland Savage Corp.		Delaware
Westmoreland Mining LLC		Delaware
Dakota Westmoreland Corporation		Delaware
Western Energy Company		Montana
Texas Westmoreland Coal Co.		Montana
Westmoreland Risk Management, Ltd.		Bermuda
Basin Resources, Inc.		Colorado
North Central Energy Company		Colorado
Westmoreland Power, Inc.		Delaware
Westmoreland — Roanoke Valley, L.P.		Delaware
Westmoreland — North Carolina Power, L.L.C.		Virginia
Westmoreland Utility Operations, LLC		Virginia
Westmoreland Power Operations, LLC		Virginia