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Wind Resource Maps and Data
NREL's wind resource maps and data page hosts downloadable maps, shapefiles, and tabular data depicting wind speeds, power density, and turbine class estimates across the United States. The resources include high resolution wind maps at multiple hub heights, offshore wind resource...
NLR
Apr 12, 2025
2024 Electricity ATB Technologies and Data Overview
The 2024 Electricity Annual Technology Baseline (ATB) compiles current and projected cost and performance characteristics for a wide range of electricity generation technologies, including solar, wind, fossil, nuclear, and storage systems. This overview summarizes key assumptions ...
NLR
Aug 22, 2024
Solar Resource Maps and Data
NREL's solar resource maps and data page hosts a variety of geospatial resources showing solar irradiance, photovoltaic potential, and related meteorological variables across the United States. These include maps of global horizontal irradiance, direct normal irradiance, and diffu...
Sengupta, M. et al NLR
Mar 09, 2025
Standard Scenario Viewer and Data Downloader
The Standard Scenarios provide a set of forward looking projections for the U.S. electric power sector to 2050, reflecting varying assumptions about technology costs, fuel prices, policies, and demand growth. NREL updates these scenarios annually; the 2024 edition includes 61 scen...
NLR
Jan 28, 2026
Cybersecurity Baselines for Electric Distribution Systems and DER
Defines baseline controls electric distribution utilities and DER operators should adopt and provides interim guidance for asset scoping and prioritization. Intended as a common starting point for regulators and utilities to align risk management programs.
U.S. Department of Energy, N.
Jan 31, 2024
Community Solar Scenario Tool
The Community Solar Scenario Tool (CSST) developed by NREL allows users to model different community solar program designs and assess their impacts on subscribers and utility finances. It calculates bill savings, project revenues, and costs under various subscription structures, i...
NLR
Aug 23, 2025
Revision of IEEE Standard 1547: The Background for Change
This article is the first in a four-part series regarding the IEEE standard 1547 and its impact on the electric grid. The background and purpose of this standard is discussed here, and subsequent articles will focus on related issues of voltage regulation, disturbance performance,...
Walling, R. Walling Energy Systems Consulting, LLC
Oct 31, 2016
Making the Grid Smarter: Primer on Adopting the New IEEE Std 1547-2018 for Distributed Energy Resources
Published by the Interstate Renewable Energy Council, this primer helps regulators, utilities, and developers understand and implement the requirements of IEEE Standard 1547 2018. It explains key technical provisions ride-through, voltage and frequency regulation, interoperability...
Lydic, B. and Baldwin, S. Interstate Renewable Energy Council
Dec 31, 2018
Regulatory Perspective: IEEE 1547 Revision and DER Interconnection Standards
This resource offers a regulatory perspective on the revision of IEEE Std 1547, the standard governing interconnection and interoperability of distributed energy resources with the grid. It discusses why the revision was undertaken, the key technical changes such as ride-through...
Rosier, M. Minnesota Public Utilities Commission
Apr 19, 2018
Background Information on the Power Quality Requirements in IEEE Std 1547-2018
This document provides context for the power quality requirements contained in IEEE Std 1547-2018. It explains why limits on voltage regulation, flicker, harmonics, and unintentional islanding were specified, and how distributed energy resources should comply. The guide discusses ...
Ingram, M. et al NLR
Sep 30, 2021
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