Sources and credits
Every publisher whose data or standards gridprims uses, with the credit each asks for.
Data
- U.S. Census Bureau: 2020 ZCTA to County Relationship File (U.S. Census Bureau). Source: U.S. Census Bureau, 2020 ZCTA to County Relationship File.
- Oak Ridge National Laboratory (EAGLE-I): County outage events from EAGLE-I (ORNL). Brelsford et al., EAGLE-I Recorded Electricity Outages 2014-2025, Oak Ridge National Laboratory, figshare version 4, CC BY 4.0.
- U.S. Environmental Protection Agency: Emissions & Generation Resource Integrated Database (eGRID). United States Environmental Protection Agency (EPA). Emissions & Generation Resource Integrated Database (eGRID), eGRID2023 (revision 2), Jun 2025. https://www.epa.gov/egrid
- U.S. Energy Information Administration: Annual Electric Generator Report (Form EIA-860). Source: U.S. Energy Information Administration, Form EIA-860 (Sep 2026).
- U.S. Energy Information Administration: Monthly Update to the Annual Electric Generator Report (Form EIA-860M). Source: U.S. Energy Information Administration, Form EIA-860M (Oct 2026).
- U.S. Energy Information Administration: Annual Electric Power Industry Report (Form EIA-861). Source: U.S. Energy Information Administration, Form EIA-861 (Oct 2026).
- U.S. Energy Information Administration: Annual Electric Power Industry Report (Form EIA-861), 2021 to 2025. Source: U.S. Energy Information Administration, Form EIA-861, 2021 to 2025 (Oct 2026).
- U.S. Energy Information Administration: Power Plant Operations Report (Form EIA-923). Source: U.S. Energy Information Administration, Form EIA-923 (Sep 2026).
- Lawrence Berkeley National Laboratory and GridTracker: Queued Up: Interconnection Queue Data File (Lawrence Berkeley National Laboratory). Lawrence Berkeley National Laboratory and GridTracker. Queued Up Data File, 2026 edition (data through the end of 2025), CC BY 4.0, retrieved May 2026.
- Catalyst Cooperative (PUDL), from FERC Form 1: Revenue-requirement inputs from FERC Form 1 (through PUDL). Catalyst Cooperative, Public Utility Data Liberation (PUDL) v2026.10.0, CC BY 4.0, from FERC Form 1.
- Catalyst Cooperative (PUDL), from FERC Form 714: Annual peak demand by planning area (FERC Form 714, through PUDL). Catalyst Cooperative, Public Utility Data Liberation (PUDL) v2026.10.0, CC BY 4.0, from FERC Form 714.
- OpenEI (National Laboratory of the Rockies), with rates entered by contributors: U.S. Utility Rate Database (OpenEI). U.S. Utility Rate Database, OpenEI (apps.openei.org/USURDB), CC0, retrieved Oct 2026.
Standards and constants
- NIST Special Publication 811, Guide for the Use of the International System of Units, 2008
- EIA, Heat Content of Natural Gas Consumed, Annual, 2025
- EIA, Monthly Energy Review, Appendix A
- EIA, Energy conversion calculators, 2026 estimates
- EIA, British thermal units (Btu), Energy Explained
- EPA, Emissions & Generation Resource Integrated Database (eGRID2023), eGRID2023, served snapshot 2026-10
- EPA, eGRID2023 Technical Guide, January 2025
- NIST Special Publication 811, 2008
- U.S. Department of Energy, Energy Efficiency and Renewable Energy, "Reducing Power Factor Cost", Motor Challenge fact sheet
- Washington State University Energy Program and the Northwest Energy Efficiency Alliance, "Energy Efficiency Factsheet: Reducing Power Factor Cost" (published by Clark Public Utilities), Factsheet
- IEEE C57.91, Guide for Loading Mineral-Oil-Immersed Transformers, and IEEE C57.96 for dry-type transformers, named only; not quoted or applied
- NLR, Annual Technology Baseline (ATB): Utility-Scale Battery Storage, 2025
- NLR, Annual Technology Baseline (ATB): Levelized Cost of Energy, 2025
- IEEE 738-2023, Standard for Calculating the Current-Temperature Relationship of Bare Overhead Conductors, 2023
- linerate 5.0.0 (Statnett), an open implementation of IEEE 738 and CIGRE 601, 5.0.0
- pypacity 0.1.3, an open implementation of IEEE 738, 0.1.3
- Regulatory Assistance Project, Electricity Regulation in the US: A Guide, Second edition, 2016
- FERC Form 1, through Catalyst Cooperative's PUDL (CC BY 4.0), PUDL v2026.10.0, report year 2025
- NFPA 70, National Electrical Code, 2023
- Mike Holt, Code Q&A: Calculating feeder or service loads, EC&M, August 8, 2014
- NREL REopt, resilience analysis, REopt web tool
- Form EIA-861, Annual Electric Power Industry Report, instructions, OMB 1905-0129
- IEEE PES Boston chapter tutorial, John Teixeira, National Grid, February 19, 2019
- OpenEI Utility Rate Database (URDB), snapshot 2026-10
- OpenEI, Utility Rates API documentation, version 7
- EIA, Annual Electric Power Industry Report (Form EIA-861), 2025
- EIA, Electric Sales, Revenue, and Average Price, 2024