Exhibit 21.1

SUBSIDIARIES OF MEMORIAL PRODUCTION PARTNERS LP

Name	Jurisdiction
Memorial Production Operating LLC		Delaware
Memorial Production Finance Corporation		Delaware
Memorial Midstream LLC		Texas
Memorial Energy Services LLC		Delaware
Columbus Energy, LLC		Delaware
Prospect Energy, LLC		Colorado
WHT Energy Partners LLC		Delaware
WHT Carthage LLC		Delaware
Rise Energy Operating, LLC		Delaware
Rise Energy Minerals, LLC		Delaware
Rise Energy Beta, LLC		Delaware
San Pedro Bay Pipeline Company		California