1 Oil & Gas Activities on Public Lands Scott F. Archer USDI – BLM National Science & Technology Center April 3, 2007

2 What is wrong with O&G? There is a lot of it. There will be more of it. The process is fragmented. Many small sources, not subject to permitting.

3 And it’s Ugly.

4 Where does it come from? Oil Gas Coal Coal Bed Methane Oil Shale Tar Sands

5 Where is it located?

6

7 Multiple Companies Exploration Drilling Servicing Trucking Pipelines Compressors Refining Sales

8 Leasing

9 Drilling Very large diesel engines ( hp) Going to year-round operation Going to multiple wells off a single pad

10 Testing Post “Fracting” Large quantities of water “Free” flow to determine drawdown CO, NOx, possible SO 2 emissions

11 “Oil” Well Small well head engines Separator Dehydration Evap Pond Storage tanks Waste pit

12 Dehydrator

13 Tanks Water and/or crude VOCs and HAPs Sometimes H 2 S

14 Tanker Trucks Regular servicing VOC emissions Truck Exhaust Road Dust

15 Gas Compression Wide range of sizes and types Single cylinder Pop- pops Converted Auto Engines 500 hp + engines Electrification Use on-site fuels

16 The “Good”…

17 The “Typical”… (and not so typical)

18 and the “Ugly”

19 BLM’s Role Leasing Specific Project Approval Royalties and PILT NEPA analyses Applications for Permit to Drill Stipulations and Conditions of Approval Inspection and Enforcement

20 Leasing

21 Royalties

22 NEPA Documents

23 Alaskan Inspection and Enforcement For more information Contact Scott F. Archer Senior Air Resource Specialist