UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Notice of Effectiveness
Effectiveness Date: June 30, 2010 5:00 P.M.
Form: S-1
CIK: 0000032880
Company Name: ENERGY CORP OF AMERICA
File Number: 333-165833
CIK: 0001487798
Company Name: ECA Marcellus Trust I
File Number: 333-165833-01