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III IIIIIIIIIIIII III <br />999 <br />November 15, 1996 <br />RF%E~uEC <br />Mr. Kent A. Gorham N~ ~ ~ <br />Colorado Division of Minerals and Geology <br />1313 Sherman Room 215 ~t~'~~or~ ~~ ianibrdl6 <br />Denver, CO 80203 4 Gaoiu9Y <br />Subject: 1995 Annual Hydrology Report, Golden Eagle Mine, rYC-81-013 <br />1995 Annual Hydrology Report, New Elk Mine, !/C-81-012 <br />Dear Mr. Gorham: <br />Basin Resources has reviewed the 1995 Annual Hydrology Report adequacy letter, and provides <br />the following responses. <br />General Comments. Questions. or Mao Inconsistencies <br />1. Table 1.2-3 on page 8 of the report notes that MDGE-1 are GE 002, and that MDGE-2 <br />is GE 005. It appears, that at one time, the Division desired monitoring in excess of <br />NPDES requirements of these two outfalls, as the outfalls processed mine discharge water. <br />~~',~ To eliminate arty confusion, we are providing additional cross-referencing through the <br />12 modification of pages 1 l and 12, Tables A-21 and A-22, and Exhibit 1. <br />Dl~ ~ <br />i \ ~t1 2. \ Exhibit 1 has been modified to show the general locatiotu of GE-003, GE-004, GE-045, <br />Y y `1 NE-004, NE-005, NE-006, NE-007, NE-009, NE-033, GE-77, TH-201, TH ?.02, and <br />{, ~' ~S GM" TH-203. <br />Y//,~~~ \k. , "u,a~xhibit t has been re-labeled to identify NE-OO1G. <br />7" 4. ~"" Page 12 has been modified to clarity that [he discharge from NE-OO1G tlows through Pond <br />~a ~ ~~ ~~ NE-007 prior to discharge into the Middle Fork of the Purgatoire River. <br />l~ S.~xhibit 1 has been modified to identify the general location of PAW-5. <br />6. ~/~'he hexagon symbol on Exhibit 1 represents stock ponds. i~t i 3 ~w ~'rP~~ ~" <br />7. The stock ponds in Ciruela Canyon are in the headwaters of the left-hand fork of Ciruela <br />Canyon. <br />8. The typographical error found on page 23 has been rectified. The overburden well in <br />Sawmill Canyon is GE-77. <br />9. The individual responsible for field sampling periodically erred in accurately identifying <br />the sites which were being sampled. Significant efforts were made to correctly correlate <br />the data to the sites in the office. <br />5990 Greenwood Plaza Blvd. Suite 250 Englewood, CO 80111 <br />(303) 850-0930 Fax (303) 721-9298 <br />