Washington, D.C. 20549

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Name, Address and Telephone Number of Person Authorized to
Receive Notices and Communications)

(Date of Event which Requires Filing of this Statement)

 

 

Item 1.		Security and Issuer

     This Amendment No. 1 (this “Amendment”) amends and supplements that certain Schedule 13D filed on July 22, 2010 (the “Schedule 13D”). This Amendment relates to the common units share (the “Common Units”), of ECA Marcellus Trust I a Delaware statutory trust (the “Issuer”), which has its principal executive offices at 919 Congress Avenue, Suite 500, Anstin, Texas, 78701.

Item 2.		Identity and Background

(a), (b), and (c) Name of Person Filing this Amendment:

     This Amendment is being filed by Energy Corporation of America (the “Company”) which may be deemed to have indirect beneficial ownership of such Common Units by virtue of its ownership of 3.6% of the outstanding Common Units of the Issuer.

     The name, place of organization, principal business, address of the principal place of business and certain information concerning the officers and directors of the company is as follows:

ENERGY CORPORATION OF AMERICA

     The Company is a privately held West Virginia corporation engaged in the exploration, development, production, gathering, aggregation and sale of natural gas and oil, primarily in the Appalachian Basin, Gulf Coast and Rocky Mountain regions in the United States and New Zealand. The principal business address of the Company, which also serves as its principal office, is 4643 South Ulster Street, Suite 1100, Denver, Colorado 80237. The Company is controlled and managed by a board of directors. The directors and executive officers of the Company are as follows:

Name		Position with the Company
John Mork		President and Chief Executive Officer
Michael S. Fletcher		Chief Financial Officer
Donald C. Supcoe		Senior Vice President, Secretary and General Counsel
J. Michael Forbes		Vice President and Treasurer
Kyle M. Mork		Vice President of Eastern Operations
George V. O’Malley		Vice President Accounting
W. Gaston Caperton, III		Director
Peter H. Coors		Director
L.B. Curtis		Director
John J. Dorgan		Director
John S. Fischer		Director
Thomas R. Goodwin		Director
James J. Markowsky		Director
F.H. McCullough, III		Director
Julie M. Mork		Director
Jerry W. Neely		Director
Jay S. Pifer		Director

     (d) None of the entities or persons identified in this Item 2 has, during the last five years, been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).

     (e) None of the entities or persons identified in this Item 2 has, during the last five years, been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violations with respect to such laws.

     (f) All of such directors and officers are citizens of the United States of America.

Item 3.		Source and Amount of Funds or Other Consideration

     On July 7, 2010, in exchange for 3,296,683 Common Units, the Company conveyed royalty interests in certain properties located in the Marcellus Shale in Greene County, Pennsylvania to the Issuer. On July 21, 2010, the Underwriters partially exercised their over-allotment option pursuant to the Underwriting Agreement with regards to 294,950 Common Units owned by the Company at a price of $18.70 per unit. As a result, the Issuer used the net proceeds from this exercise of the underwriters’ over-allotment option to redeem 294,950 Common Units from the Company.

      On April 15, 2011, the Company sold 2,525,000 Common Units to the public pursuant to an underwritten offering at a price of $29.35 per unit.

Item 4.		Purpose of Transaction

     The Company acquired the Common Units for investment purposes. The Company currently has no plans to undertake any action that would require further disclosure under this Amendment.

Item 5.		Interest in Securities of the Issuer.

	(a)		As of April 15, 2011, the Company beneficially owns an aggregate of 476,733 Common Units representing 3.6% of the outstanding Common Units. The percentages set forth in this Item 5 are calculated based upon the number of Common Units outstanding as of April 15, 2011 based on the Registration Statement filed with the SEC on Form S-1. The Common Units are held directly by the Company.
	(b)		The Company has sole voting power and sole dispositive power with respect to the Common Units beneficially owned by it.
	(c)		Except as described in this Amendment, there have been no transactions in the Common Units effected by the Company, or, to the knowledge of the Company, any person identified in Item 2, during the past 60 days.
	(d)		Except as described in this Amendment, no other person is known by the Company to have the right to receive or the power to direct the receipt of distributions from, or the proceeds from the sale of, Common Units beneficially owned by the Company.
	(e)		Not applicable.

Item 6.		Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer.

     There are no contracts, arrangements, understandings or relationship with respect to the Common Units that require disclosure on this Amendment

Item 7.		Material to Be Filed as Exhibits

None.

Signature

     After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.