EX-16.1 3 h97007ex16-1.txt LETTER FROM ARTHUR ANDERSEN LLP EXHIBIT 16.1 [Arthur Andersen LLP Letterhead] May 17, 2002 Office of the Chief Accountant Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 Dear Sir or Madam: We have read the second through the fourth paragraphs of Item 4 included in the Current Report on Form 8-K dated May 17, 2002 of the Tax-Advantaged Savings Plan of Pogo Producing Company to be filed with the Securities and Exchange Commission and are in agreement with the statements contained therein. Very truly yours, /s/ Arthur Andersen LLP Arthur Andersen LLP Copy to: Mr. John O. McCoy, Jr. - Pogo Producing Company 5