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

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.

And it’s Ugly.

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

Where is it located?

Where is it located?

Multiple Companies Exploration Drilling Servicing Trucking Pipelines Compressors Refining Sales

Leasing

Drilling Very large diesel engines (500-1500 hp) Going to year-round operation Going to multiple wells off a single pad

Testing Post “Fracting” Large quantities of water “Free” flow to determine drawdown CO, NOx, possible SO2 emissions

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

Dehydrator

Tanks Water and/or crude VOCs and HAPs Sometimes H2S

Tanker Trucks Regular servicing VOC emissions Truck Exhaust Road Dust

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

The “Good”…

The “Typical”… (and not so typical)

and the “Ugly”

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

Leasing

Royalties

NEPA Documents

Alaskan Inspection and Enforcement For more information Contact Scott F. Archer Senior Air Resource Specialist 303.236.6400 scott_archer@blm.gov