2009-12-08_REVISION - C1981019

• Permit No: C1981019
• IBM Index Class Name: REVISION
• Doc Date: 12/8/2009
• Doc Name: Comments & Responses Response to DRMS Incompleteness Letter
• From: Colowyo Coal Company
• To: DRMS
• Type & Sequence: TR81
• Email Name: JRS
• Media Type: D
• Archive: No

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CHANGE SHEET FOR PERMIT REVISIONS, TECHNICAL REVISION, AND MINOR REVISIONS December 04, 2009
Mine Company Name: Colowyo Coal Company
Permit Number: C-1981-019
Revision Description: TR-81 South Taylor Fill Revision
and PMT change
Volume Page, Map or other Permit Page, Map or other Permit
Number Entry to be Entry to be
REMOVED ADDED
Description of Change
1 No Change
2A No Change
2B No Change
2C No Change
2D No Change
2E No Change
3 No Change
4 No Change
5A No Change
5B No Change
6 No Change
7 No Change
g No Change
9 No Change
10 No Change
11 No Change
12 Rule 2.05, Page 100 Rule 2.05, Page 100 Added text discussion regarding the change to the South Taylor
Fill discussion.
13 Exhibit 7-20-E-1 through 10 Exhibit 7-20-E-1 through 29 Updates changes to the discussion of Exhibit 7-20E for West
and East tributaries of both West Taylor and East Taylor
postmine drainage channels. Added SEDCAD model results.
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