Galen L Barbose

Publications

Viewing 25 of 160 publications

2026

Wiser, Ryan H, Galen L Barbose, Eric O’Shaughnessy, Sydney Forrester, Paul Donohoo-Vallett, Peter Cappers, Jeff Deason, Ryan Hledik, and Long Lam. "Retail Electricity Price Trends and Drivers: Data Update−2026 Edition, July update." 2026.

Briefing PDF-July 2026

Data File XLSX-July 2026

Barbose, Galen L. "U.S. State Electricity Resource Standards: 2026 Data Update." 2026.

RPS & CES Targets and Demand XLSX

Historical RPS & CES Capacity Additions XLSX

Historical RPS & CES Target Achievement and Compliance Costs XLSX

O’Shaughnessy, Eric, and Galen L Barbose. "Power now, pay later: the evolution of U.S. residential solar financing." Environmental Research: Energy 3.2 (2026).

Data Scripts ZIP

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Wiser, Ryan H, Galen L Barbose, Peter Cappers, Will Gorman, Sean Murphy, Lisa C Schwartz, Natalie Mims Frick, Guillermo Pereira, Arthur Mallet Dias, Jessalyn Chuang, and Vinita Srinivasan. Electric Utility Distribution Costs: Scoping Study on Trends, Drivers, and Possible Response Strategies. 2026.

Wiser, Ryan H, Galen L Barbose, Will Gorman, Eric O’Shaughnessy, Sydney Forrester, Paul Donohoo-Vallett, Peter Cappers, Jeff Deason, Ryan Hledik, and Long Lam. "Retail Electricity Price Trends and Drivers: Data Update−2026 Edition." 2026.

Barbose, Galen L, Naïm R Darghouth, Vasu Gaur, and Ben Hoen. "Solar on Residential New Construction Datasets." 2026.

Solar New Home Shares XLSX

Solar New Home Attributes XLSX

Dataset Documentation and Use-Case Examples PDF

2025

Wiser, Ryan H, Eric O’Shaughnessy, Galen L Barbose, Peter Cappers, and Will Gorman. "Factors Influencing Recent Trends in Retail Electricity Prices in the United States." The Electricity Journal 38.4 (2025).

Full Summary PDF

Presentation PDF

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Gorman, Will, Galen L Barbose, Sunhee Baik, Cesca Miller, and Juan Pablo Carvallo. "Backup power or bill savings? How electricity tariffs impact residential solar-plus-storage usage in the United States." Utilities Policy 96 (2025) 102035.

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O’Shaughnessy, Eric, Angelica Chavez Duckworth, Samantha Houck, and Galen L Barbose. "Solar cities: A case study analysis of city-level enablers of expanded solar energy access." Energy Research & Social Science 127 (2025) 104321.

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Barbose, Galen L, Naïm R Darghouth, Eric O’Shaughnessy, and Sydney Forrester. "U.S. Distributed Solar and Storage Data." 2025.

Public Data File User Guide PDF

Barbose, Galen L. "U.S. State Electricity Resource Standards: 2025 Data Update." 2025.

RPS & CES Targets and Demand XLSX

Historical RPS & CES Capacity Additions XLSX

Historical RPS & CES Target Achievement and Compliance Costs XLSX

Wiser, Ryan H, Dev Millstein, Ben Hoen, Will Gorman, Joseph Rand, Joachim Seel, Galen L Barbose, Anna Cheyette, Naïm R Darghouth, Seongeun Jeong, Julie Mulvaney Kemp, Eric O’Shaughnessy, and Bentham Paulos. "Land-Based Wind Energy Technology Update: 2025 Edition." 2025.

Figure File PDF

Yozwiak, Madeline, Galen L Barbose, Sanya Carley, Sydney Forrester, David M Konisky, Trevor Memmott, Cristina Crespo Montañés, and Eric O’Shaughnessy. "The effect of residential solar on energy insecurity among low- to moderate-income households." Nature Energy (2025).

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Baik, Sunhee, Juan Pablo Carvallo, Galen L Barbose, Will Gorman, Cesca Miller, and Michael Spears. "The power reliability event simulator tool (PRESTO): A novel approach to distribution system reliability analysis and applications." International Journal of Electrical Power & Energy Systems 164 (2025) 110442.

Journal Article PDF

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2024

Forrester, Sydney, Andrew Satchwell, Galen L Barbose, Evan Cappers, Cesca Miller, and Andrew Alberg. Retail Electricity Price and Cost Trends: 2024 Update. 2024.

Forrester, Sydney, Galen L Barbose, Eric O’Shaughnessy, and Naïm R Darghouth. Residential Solar-Adopter Income and Demographic Trends: 2024 Update. 2024.

Gorman, Will, Galen L Barbose, Sunhee Baik, Cesca Miller, and Juan Pablo Carvallo. Bill Savings vs. Backup Power: Evaluating operational tradeoffs for home solar+storage systems. 2024.

Presentation PDF

Gorman, Will, Galen L Barbose, Cesca Miller, Phillip White, Juan Pablo Carvallo, and Sunhee Baik. "Evaluating the potential for solar-plus-storage backup power in the United States as homes integrate efficient, flexible, and electrified energy technologies." Energy 304 (2024).

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Barbose, Galen L, Naïm R Darghouth, Eric O’Shaughnessy, and Sydney Forrester. Tracking the Sun: Pricing and Design Trends for Distributed Photovoltaic Systems in the United States, 2024 Edition. 2024.

Executive Summary PDF

Public Data File User Guide PDF

Wiser, Ryan H, Dev Millstein, Ben Hoen, Mark Bolinger, Will Gorman, Joseph Rand, Galen L Barbose, Anna Cheyette, Naïm R Darghouth, Seongeun Jeong, Julie Mulvaney Kemp, Eric O’Shaughnessy, Bentham Paulos, and Joachim Seel. Land-Based Wind Market Report: 2024 Edition. 2024.

Executive Summary PDF

Barbose, Galen L. U.S. State Renewables Portfolio & Clean Electricity Standards: 2024 Status Update. 2024.

2024 Report PDF

RPS and CES Demand Projections XLSX (79.86 KB)

RPS and CES Nominal Percentage Targets XLSX

Retail Electricity Sales Projections XLXS

Forrester, Sydney, Cristina Crespo Montañés, Eric O’Shaughnessy, and Galen L Barbose. "Modeling the potential effects of rooftop solar on household energy burden in the United States." Nature Communications 15 (2024).

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O’Shaughnessy, Eric, Galen L Barbose, Sudha Kannan, and Jenny Sumner. "Evaluating community solar as a measure to promote equitable clean energy access." Nature Energy (2024).

Preprint Journal Article PDF

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Barbose, Galen L. "One Year In: Tracking the Impacts of NEM 3.0 on California’s Residential Solar Market." 2024.

2023

Forrester, Sydney, Galen L Barbose, Eric O’Shaughnessy, Naïm R Darghouth, and Cristina Crespo Montañés. Residential Solar-Adopter Income and Demographic Trends: 2023 Update. 2023.

Presentation PDF