1. WESTAR OIL AND GAS TECHNICAL CONFERENCE PINEDALE, WYOMING SEPTEMBER 12&13 2007

2. ATTENDEES Montana (4) N Dakota(1) Wyoming (8) Utah (3) Colorado(4) New Mexico(2) Texas (1) EPA R8 (3) NPS (1) BLM (1) Environ (1) Westar (1)

3. AGENDA  Panel discussion of current activity MT,WY,ND,UT,CO,NM,EPA

4. Oil and Gas Equipment Types, Controls and Emission Rates Scott F. Archer USDI – BLM National Science & Technology Center September 12, 2007

5. Review of WRAP Oil & Gas Phase II Emissions Inventory and Controls Analysis PRESENTATION FOR THE WESTAR OIL AND GAS WORKSHOP Amnon Bar-Ilan Ron Friesen Alison Pollack ENVIRON Intl. Corp. September 12, 2007 Pinedale, WY

6. JONAH FIELD  TOUR OF ENCANA IN-FILL PROJECT

16. Upper Green River Basin Wyoming Winter Ozone Study WESTAR Oil and Gas Conference September 12, 2007 Cara Keslar Wyoming DEQ - Air Quality Division

17. 2005 & 2006 Top 5 8-hour ozone concentrations JonahBoulderDaniel South $ DateppmDateppmDateppm 02/03/0 5 0.09802/20/0 5 0.08907/08/0 5 0.070 02/26/0 5 0.08902/03/0 5 0.08107/07/0 5 0.067 01/24/0 5 0.07802/04/0 5 0.08007/22/0 5 0.066 02/04/0 5 0.07602/24/0 5 0.08007/11/0 5 0.066 02/27/0 5 0.07502/19/0 5 0.07907/03/0 5 0.064 02/27/0 6 0.093*04/21/0 6 0.08102/25/0 6 0.083 02/25/0 6 0.081*06/18/0 6 0.07905/02/0 6 0.076 05/02/0 6 0.07105/02/0 6 0.07604/21/0 6 0.075 06/11/0 6 0.07006/01/0 6 0.07302/27/0 6 0.075 07/15/0 6 0.07008/18/0 6 0.07206/18/0 6 0.073 * Less than 75% data completeness $ Began operation in July 2005

18. Ozone Monitoring Field Study

19. NO 2 Increment Consumption Study in Southwest Wyoming Ken Rairigh State of Wyoming DEQ - Air Quality Division WESTAR Oil and Gas Workshop Pinedale, Wyoming September 13, 2007

20. Erik Aaboe & Mark Jones NMED/Air Quality Bureau Four Corners Air Quality Task Force

21. Passive Ammonia Monitoring in the Four Corners  Presented at WESTAR Technical Conference on Oil and Gas Development, Pinedale, Wyoming, September 12-13, 2007

22. BLM Oil and Gas Overview Scott F. Archer USDI – BLM National Science & Technology Center September 13, 2007

23. PANEL DISCUSSION ON PERMITTING  Cynthia Madison, WY; Dave Aguirre, MT; Tad Anderson, UT; Erik Aaboe, NM; Blue Parish, CO; Jim Semerad, ND; Kathleen Paser, EPA

25. LESSONS LEARNED  Industry is not vertically integrated  Small Mom&Pops to Industry Giants  Six states, 7 policies  BLM constrained by state standards  Field by field and case by case  VOC Fugitive and flash emissions ??  Proprietary emission models $50K vs VB  IR cameras $50K to $150  Oil & Gas will only get bigger in Future

26. Recommendations  Repeat workshop every few years  Help keep attendees in touch

27. Discussion and Recommendations  What does the council want to do?