solano county Transit our experience with battery electric buses CalACT 2019 Spring Conference Presented By: Kristina Botsford, Finance & Administration Manager

Who is SolTrans Serve Vallejo and Benicia in Solano County (Northern Bay Area) 1.4 million rides provided annually Local & Commuter Fixed Route, ADA Paratransit, GP Dial-A-Ride Contract services to National Express Transit (NEXT) Drivers, Maintenance, Customer Service Fleet: 21 Gilligs – Diesel/Hybrid – midlife 16 MCI’s – Compressed Natural Gas (CNG) – all new last 2 years 2 BYD Battery Electric – March 2017 12 Cutaway Paratransit Vehicles – 2 to 8 years old 3 Low-floor Cutaway Vehicles – New

convert to cleaner technology Compressed Natural Gas (CNG) Buses: Converted 100% Commuter Fleet January 2019 Zero Emission Buses: Have 2 and 2 more on order CNG Fueling Facility: Completed February 2018

ROADMAP TO ZERO EMISSIONS IN FEBRUARY 2016, OUR BOARD ADOPTED A ROADMAP TO ZERO EMISSIONS BY 2040 Convert Commuter fleet from Diesel to CNG - COMPLETE Procure two electric buses to replace diesel bus - COMPLETE Procure two additional electric buses to replace last diesel bus – DELIVERY FALL 2019 Build infrastructure needed to support all electric fleet – IN PLANNING STAGE Begin replacing Hybrids with 100% Battery Electric in 2023

Key Learnings Determining which routes could use the electric buses Operating & Maintenance facility maxed out on electric power after installing 2 electric chargers – need to address before adding more chargers Sub-meter needed to determine amount of kwh used in bus charging Maintenance of electric buses Responsiveness of a rapidly growing manufacturer

Next steps Meetings with PG&E Fleet Ready program to complete electrical design specs for charger infrastructure Determine power necessary to charge 100% all electric fleet Start design process for a phased depot charging infrastructure Determine energy consumption by route & possible in-route charging Investigate design and cost to add solar panels