Research and Data Library

A curated list of the public data sources, research, and official documents we rely on at ZEV Help. Government sources come first. Research groups and industry organizations are labeled so you can weigh their perspective.

Charging and fueling stations

• DOE Alternative Fuels Station Locator: search public and private charging, hydrogen, and natural gas stations, including heavy-duty access.
• AFDC Data Download: download the full station dataset as CSV or other formats.
• Alternative Fuel Stations API: free developer API for the same station data.

Vehicles and market data

• AFDC Maps and Data: charts on vehicle registrations, models, fuel use, and infrastructure trends.
• California Energy Commission data tools: California zero-emission vehicle sales, population, and charger statistics.
• Oak Ridge National Laboratory Transportation Energy Data Book: long-running reference data on vehicles, fuels, and freight.
• FHWA Highway Statistics: registrations, miles traveled, and truck travel by state.

Energy prices

• EIA Gasoline and Diesel Fuel Update: weekly U.S. and regional diesel prices.
• EIA Electricity Data Browser: commercial and industrial electricity prices by state.
• AFDC Fuel Prices: quarterly alternative fuel price reports.

Emissions and lifecycle analysis

• Argonne National Laboratory GREET model: the standard U.S. model for lifecycle emissions of vehicles and fuels.
• Argonne AFLEET Tool: free calculator comparing the costs and emissions of alternative fuel fleet vehicles, including heavy-duty trucks.
• EPA Transportation, Air Pollution and Climate Change: background on vehicle emissions and their health effects.
• EPA SmartWay: freight efficiency tools and carrier performance data.
• EPA Greenhouse Gas Inventory: national emissions by sector, including transportation.

Funding programs

• EPA Clean School Bus Program: funding for clean and zero-emission school buses.
• FTA Low or No Emission Vehicle Program: grants for zero- and low-emission transit buses.
• California HVIP: point-of-sale vouchers for clean trucks and buses in California.
• AFDC Laws and Incentives: searchable federal and state incentives database.

Regulations and official documents

• EPA vehicle and engine regulations: federal emissions standards for trucks and buses.
• California Air Resources Board: California rules, including truck and fleet regulations.
• Federal Register: official text of proposed and final federal rules.

For a plain-language summary of where rules stand, see our 2026 Regulation Tracker.

Research organizations

• North American Council for Freight Efficiency (nonprofit): real-world fleet studies, including the Run on Less demonstrations.
• National Laboratory of the Rockies, formerly NREL (federal lab): fleet data, charging research, and vehicle testing.
• International Council on Clean Transportation (nonprofit research group): cost and emissions studies. Generally supportive of zero-emission policy.
• CALSTART (industry consortium): market reports on zero-emission trucks and buses. Members include manufacturers.
• American Transportation Research Institute (trucking industry research): operational cost data and carrier perspectives on zero-emission trucks.

Trade associations and industry news

• Electric Drive Transportation Association (trade association): policy and market updates from the electric vehicle industry. Advocates for electric drive.
• FleetOwner (trade publication): news and fleet-management coverage, including alternative fuels and electrification.