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<br />AMERICAN Ed Cooled <br />S O D A, L L P Environmental Safety ani <br />Health Manage. <br />2717 County Road 215 Direct Line (970] 2a5-040~ <br />Parachute, CO 81635 poc . Name ; UIG 1 ~i.~V Internaronal Telephone +1 (970] 285-6500 <br />General Facsimile (9701 285-639 <br />o ~ III IIIIIIIIIIIIIIII <br />999 <br />REC~,vE~ / <br />FEB ,~ ,~ 2002 V <br />Tuesday, February 19, 2002 o,V`S`o~o~Ni~neta~58~aGgo`oar ENV 011.02 <br />D. Edwin Hogle - - <br />U.S. Environmental Protection Agency <br />999 18th Street <br />Suite 300 <br />Mail Code 8P-WSW <br />Denver, CO 80202-2466 <br />RE: UNDERGROUND INJECTION CONTROL (UICJ Program: <br />Approval for a Change in Procedure For Testing <br />Cavities to Demonstrate That Maximum Injection <br />Pressure can be Increased, Class III Solution Mining <br />Wells, Yankee Gulch Site, EPA Area Permit 003858- <br />00000 Rio Blanca County, Colorado. <br />Attn: Paul Osborne and Chuck Williams <br />Dear Mr. Hogle: <br />American Soda is prepared to proceed with the pressure increase testing of six (6) additional <br />wells using the modified procedures stated in your letter of February 11, 2002 that: <br />1. has a pressure bleed off period of one hour; and <br />2. allows for two 25 psi pressure increments followed by five (5) 10 psi pressure <br />increments. <br />In order to provide at least two (2j week notice to the EPA before proceeding with tests we will <br />schedule the planned testing as follows: <br />Well 20-11: 003858-04537 at 0800 on March 11, 2002 <br />Well 21-16: 003858-04565 at 0800 on March 13, 2002 <br />Well 29-20: 003858-04569 at 0800 on March 18, 2002 <br />Well 20-19: 003858-04556 at 0800 on March 20, 2002 <br />Delivering a Crystal Clear Advantage <br />www.americansoda.com <br />