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Valley Central reviews fleet electrification plan, consultants outline large power and cost implications
Summary
Consultants told the Valley Central School District board that electrifying the bus fleet is largely feasible today but could raise peak power needs by roughly 3.8 megawatts without charge management; consultants outlined battery-storage and phased charger strategies and flagged state deadlines for fossil-fuel bus purchases.
Valley Central School District heard a technical briefing from CPL Architecture & Engineering on the district's fleet electrification plan, which consultants said is largely feasible but will require significant planning and infrastructure investment.
"There's a 92% feasibility," consultant Greg Royer told the board, summarizing route-by-route modeling that found most current routes can be served by electric buses with today's technology. Royer said a handful of longer routes would require either midday charging or future battery improvements.
Royer and CPL colleague Chris Ladany told the board a full conversion could create a peak additional power requirement "about 3.8 megawatts" if all buses charged at once. Royer said charge-management systems and on-site battery storage can reduce that peak to roughly 1 megawatt or less depending on configuration: "So this model here just shows you what realistically on a daily basis you're going to be, you know, pulling from a power perspective."
The consultants discussed several delivery options: the district could continue outsourcing transportation and require contractors to adapt, lease charging infrastructure to third parties, or pursue an in-house model that would mean the district owns buses and charging equipment. Royer said owning the infrastructure can provide more long-term price stability but carries operational and human-resource complexity.
Consultants gave a rough order-of-magnitude infrastructure budget for an initial build with battery storage of about $7,300,000 before incentives, and noted current incentive programs substantially reduce that net cost. Royer also said charger-port incentives tied to completion of the district's fleet electrification plan may qualify the district for state support: "Because you've completed this fleet electrification plan and you're part of the priority list, it qualifies you for 65 per port."
Board members asked about timing and statutory deadlines. CPL summarized state guidance discussed in the presentation: districts may face a prohibition on new fossil-fuel bus purchases after June 1, 2027, with full conversion expected by 2035 unless extensions are granted. Royer called the district's study "ahead of the curve" and said the report will inform procurement and the transportation RFP the district expects to issue ahead of the next five-year contract.
Royer and Ladany also flagged site-specific issues the board will need to resolve: substation capacity near the middle-school parcel, environmental constraints such as wetlands around alternate sites, potential easements and permitting constraints for third-party infrastructure, and how utility demand charges would affect operations. They recommended further study, phased implementation and consideration of battery storage as a hedge against demand charges and as backup power.
The board took no formal action on the presentation. Consultants said the study materials and a final report would be provided to the district and that additional planning and a more granular cost analysis would be required before any commitment.
