**EXHIBIT 31**

 

### **CERTIFICATION**

 

I, Mike Ulrich, certify that:

 

1.               I have reviewedthis quarterly report on Form 10-Q of Eastern American Natural Gas Trust, forwhich JPMorgan Chase Bank, N.A. acts as Trustee;

 

2.               Based on myknowledge, this quarterly report does not contain any untrue statement of amaterial fact or omit to state a material fact necessary to make the statementsmade, in light of the circumstances under which such statements were made, notmisleading with respect to the period covered by this quarterly report;

 

3.               Based on myknowledge, the financial statements, and other financial information includedin this quarterly report, fairly present in all material respects the financialcondition, distributable income and changes in trust corpus of the registrantas of, and for, the periods presented in this quarterly report;

 

4.               I am responsiblefor establishing and maintaining disclosure controls and procedures (as definedin Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control overfinancial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)),or for causing such controls and procedures to be established and maintained,for the registrant and have:

 

a)              designed suchdisclosure controls and procedures, or caused such controls and procedures tobe designed under my supervision, to ensure that material information relatingto the registrant, including its consolidated subsidiaries, is made known to meby other within those entities, particularly during the period in which this quarterlyreport is being prepared;

 

b)             designed suchinternal control over financial reporting, or caused such internal control overfinancial reporting to be designed under my supervision, to provide reasonableassurance regarding the reliability of financial reporting and the preparationof financial statements for external purposes in accordance with generallyaccepted accounting principles;

 

c)              evaluated theeffectiveness of the registrant’s disclosure controls and procedures andpresented in this report my conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisquarterly report based on such evaluation; and

 

d)             disclosed in thisreport any change in the registrant’s internal control over financial reportingthat occurred during the registrant’s quarter ended June 30,

 

1

----

 

2005 that has materiallyaffected, or is reasonably likely to materially affect, the registrant’sinternal control over financial reporting; and

 

5.               I have disclosed,based on my most recent evaluation of internal control over financialreporting, to the registrant’s auditors:

 

a)              all significantdeficiencies and material weaknesses in the design or operation of internal controlsover financial reporting which are reasonably likely to adversely affect theregistrant’s ability to record, process, summarize and report financialinformation; and

 

b)             any fraud, whether ornot material, that involves any persons who have a significant role in theregistrant’s internal controls over financial reporting.

 

In giving the foregoing certifications in paragraphs 4and 5 above, I have relied to the extent I consider reasonable on informationprovided to me by Eastern American Energy Corporation and Ryder Scott Company,Independent Petroleum Engineers.

 
|   | By:    |                                | /s/ Mike Ulrich |   |
|--------|--------|-------------------------------------|-----------------|--------|
|   |   | Vice President                      |
|   |   | JPMorgan Chase Bank, N.A.,  Trustee |

 

Date:  August 8,2005

 

2

----