Skip to main content
Photo of Megan Day

Megan Day

Project Manager IV-Research


Megan Day leads research, analysis, and technical assistance on municipal energy planning and policy, utility-scale photovoltaic development, and integrating solar in local land use and zoning codes. She manages the Cities Leading through Energy Analysis and Planning (Cities-LEAP) project which provides localized energy data and analysis for every U.S. city to enable more strategic energy decisions. Her previous experience includes utility-scale PV development, conducting a community emissions inventory for a municipality and leading a climate action planning process, and serving as the director of a nonprofit.

Research Interests

Correlations between local government policies and renewable energy deployment

Low-impact solar development

Pathways to high-penetration municipal clean energy goals


M.A., Urban and Regional Planning, University of Colorado

B.A., History, Colorado College

Featured Work

Clean Energy in City Codes: A Baseline Analysis of Municipal Codification across the U.S., NREL Technical Report (2016)

Navajo Generating Station & Federal Resource Planning – Volume 1: Sectoral, Technical, and Economic Trends, NREL Technical Report (2016)

City-Level Energy Decision Making: Data Use in Energy Planning, Implementation, and Evaluation in U.S. Cities, NREL Technical Report (2015)

Local Solar: What do leading solar communities have in common? It may not be what you expect, Planning (a publication of the American Planning Association) (2015)

Local Solar: Commonalities between Communities that Lead their States in Installed PV, Poster presented at Solar Power International (2015)

Best Practices in Zoning for SolarNREL Solar STAT Blog (2017) 

Cities-LEAP Analysis Reveals Findings on the Most Efficient and Least Polluting Cities in the U.S.NREL Solar STAT Blog (2016) 

Top Five Large-Scale Solar Myths, NREL Solar STAT Blog (2016)

Solar Farms Grow out of Town Renewable Energy Goals, NREL Solar STAT Blog (2015) 

View all NREL publications for Megan Day.