Powder River Basin Coalbed Methane Development and Produced

TABLE OF CONTENTS
(Continued)
Table 1-2. Electronic Data Sources for Powder River CBM and Water Study ........... 1-12
Table 1-3. Economically Recoverable CBM (Tcf) ................................. 1-14
Table 1-4. Volumes of Economically Recoverable CBM (Tcf) ....................... 1-14
Table 1-5. Volumes of CBM Produced Water (Billion Bbls) ........................ 1-15
Table 1-6. Loss of Economically Recoverable CBM (Tcf) .......................... 1-15
Table 1-7. Loss of Mineral Royalties from CBM ($MM) ........................... 1-16
Table 1-8. Loss of Well Drilling for CBM (# Wells) ............................... 1-16
Table 1-9. Loss of Capital Investment for CBM ($MM) ............................ 1-17
Table 1-10. Summary of Impacts .............................................. 1-17
Table 2-1. Partition #4 Coal Depth ............................................. 2-6
Table 2-2. Coal Thickness for Partition #4 ....................................... 2-10
Table 2-3. Average Data for Partition #4 ........................................ 2-15
Table 2-4. Key Reservoir Properties for Powder River Basin Coals ................... 2-16
Table 3-1. Gas In-Place for Major PRB Coal Seams (Bcf) .......................... 3-2
Table 3-2. Technically Recoverable Resources for Major PRB Coal Seams (Bcf) ........ 3-3
Table 3-3. In-Place and Technically Recoverable CBM, Partitions #1 and #2 ........... 3-4
Table 3-4. In-Place and Technically Recoverable CBM, Partitions #3 and #12 .......... 3-4
Table 3-5. In-Place and Technically Recoverable CBM, Partition #4 .................. 3-5
Table 3-6. In-Place and Technically Recoverable CBM, Partition #5 .................. 3-5
Table 3-7. In-Place and Technically Recoverable CBM, Partition #6 .................. 3-6
Table 3-8. In-Place and Technically Recoverable CBM, Partition #7 .................. 3-6
Table 3-9. In-Place and Technically Recoverable CBM, Partition #8 .................. 3-7
Table 3-10. In-Place and Technically Recoverable CBM, Partition #9 ................. 3-7
Table 3-11. In-Place and Technically Recoverable CBM, Partition #10 ................ 3-8
Table 3-12. Number and Nature of CBM Wells for History Matching ................. 3-9
Table 3-13. Summary Results for PRB Coalbed Methane History Matching ............ 3-10
Table 3-14. Number of CBM Type Wells for Basin Assessment ...................... 3-12
Table 4-1. Capital Costs for PRB CBM Well..................................... 4-2
Table 4-2. O&M Costs for PRB CBM Well...................................... 4-3
Table 4-3. Capital Costs for Alternate Method of Water Disposal .................... 4-4
Table 4-4. Sample Tangible and Intangible Costs for Two PRB CBM Wells ............ 4-6
Table 4-5. Additional Drilling and Completion Costs for Two PRB CBM Wells ......... 4-7
Table 4-6. Pump Replacement Costs ........................................... 4-9
Table 5-1. Volumes of Economically Recoverable CBM w/Alternative Water
Disposal Options.................................................. 5-2
Table 5-2. Volumes of Economically Recoverable CBM w/Alternative Water
Disposal Options.................................................. 5-3
Table 5-3. CBM Water Disposal Alternative Costs ................................ 5-4
Table 5-4. Capital Costs for Disposal Options .................................... 5-5
Table 5-5. Total Estimated Costs for Deep Disposal ............................... 5-5
Table 5-6. Total Capital Costs for Active Water Treatment.......................... 5-9
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