1. Bioenergy Update Presented by: Glenn Hummel, PE

2. Agenda / Objectives Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Introduction to Bioenergy Technology Subcommittee (BTS) Report on Recent Achievements & Current Focus and Activities of BTS Local Update on Bioenergy Projects and Activities Identify Resources for those interested in learning more about Bioenergy field.

3. WEF Residuals and Biosolids Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Residuals and Biosolids Committee Parent Committee Mission: Develop, recommend, and assist in conducting programs to provide information regarding management options, regulatory compliance and current practices for residuals and biosolids.

4. WEF Residuals and Biosolids Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Subcommittees Specialty Conference Outreach & Education Agricultural & Industrial Residuals Bioenergy Technology

5. WEF Residuals and Biosolids Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Major Issues Sustainability Global Warming Value of Nutrients & Energy as “Green” Assets

6. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Promote the development of information and technology related to bioenergy from wastewater residuals and provide that information the public and WEF Membership.

7. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts

8. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts

9. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts

10. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts

11. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Major Recent Achievements WEF Brochure “Bioenergy for Wastewater Treatment” Thermal Oxidation Anaerobic Digestion Thermal Drying Biogasification

12. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Major Recent Achievements 2007 Specialty Conference Bioenergy Workshop “Energy Balancing in Bioenergy Utilization Systems”

13. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Workshop Topics: The Optimized Bioenergy Plant Cogeneration Using Digester Gas Energy Synergy Using Digester Gas with Thermal Drying

14. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Workshop Topics (cont’d): Thermal Oxidation for Electricity Production Creating Biofuels from Biosolids

15. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Major Recent Achievements Publications (TPUs) High Performance Anaerobic Digestion Biogasification & Other Conversion Technologies Thermal Oxidation of Sewage Solids Thermal Drying of Wastewater Solids

16. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Focus: Webcast

17. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Current & On-Going Activities Assist RBC Specialty Conference Chair Review Guidance, Technical Sessions and Workshops for 2008 Workshop

18. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Current & On-Going Activities Proposal for a Bioenergy Award Proposal for a Manual on Energy Conservation in WWTF

19. Bioenergy Technology Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Current & On-Going Activities Proposal for Manual on Thermal Drying Review of WEF Manuals such as Incineration OM-1

20. Specialty Conference Philadelphia, PA March 30 – April 1

21. Bioenergy in Michigan Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Delhi WWTP Integrated Biomass to Energy System –Anaerobic Digestion Class A Biosolids Biogas –Generation System Electricity –Heat Recovery System Digester Heating

22. Bioenergy in Michigan Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Delhi WWTP Integrated Biomass to Energy System –Contract Value: $8.9M –Construction Started: Q4, 2007 –Scheduled Start-up: Q1-Q2, 2009 –Sludge Volume: 30,000 gpd –Energy: 60 – 120 kW –Heat: ~300,000 BTU/hr

23. Bioenergy in Michigan Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Michigan Public Service Commission (MPSC) Michigan 21 st Century – Energy Plan Released January 2007 –New generation plants –Renewable & Alternative Energy –Energy Efficiency

24. Bioenergy in Michigan Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Michigan Legislature Senate Bill 0947 –Introduced December 2007 –Renewable Portfolio Standards 10% by 2015

25. Bioenergy in Michigan Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts Federal Legislature HR 3221 RPS 15% by 2020 Passed the House in August 2007

26. Questions?

27. Resources & Contacts Background & Mission Major Recent Achievements Current Focus & Activities Local Update Resources & Contacts WEF Website www.wef.org Bioenergy Technology Subcommittee Chair: James Welp Black & Veatch welpje@bv.comwelpje@bv.com (513) 984-6630 Presenter: Glenn HummelHESCO glenn@hesco-mi.comglenn@hesco-mi.com (586) 978-7200

28. Thank You!