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Heatmaps

Discover Transparency Through Public-Facing Heatmaps

Explore how utilities and grid operators across the U.S. are leveraging heatmaps to share interconnection capacity, promote transparency, and meet FERC Order 2023-A requirements.

A Centralized View of Public-Facing Heatmaps

Midcontinent Independent System Operator (MISO)

MISO

California Independent System Operator (CAISO)

CAISO

Southern Company

Southern Company

Public Service of New Mexico (PNM)

Public Service of New Mexico

ISO New England

ISO New England

Cluster Study & Heatmap Schedules at a Glance

Explore the utility landscape of FERC Order 2023-A compliance with this interactive story map, highlighting utility footprints, interconnection study schedules, and planned heatmap releases across the U.S.

FERC Order 2023-A heatmap applicability and cluster study schedule map

Why Public-Facing Heatmaps Matter

  • Transparency: Foster trust by sharing clear, actionable interconnection data.
  • Compliance: Meet FERC Order 2023 requirements for public data accessibility.
  • Stakeholder Engagement: Empower developers, regulators, and the public with intuitive insights.

CartoVista's software and approach to our problem was by far the best that we saw as we conducted our research into how we would comply with FERC Order 2023.

Margaret Malloy
Margaret Malloy P.E.

Transmission Planning Supervisor, Southern Company

Frequently Asked Questions

What is the purpose of public-facing heatmaps?

Public-facing heatmaps provide transparent insights into interconnection capacity and constraints, meeting FERC compliance requirements while promoting stakeholder engagement.

Who can access these heatmaps?

Heatmaps are publicly accessible without a login, ensuring developers, regulators, and the general public can easily explore grid planning and interconnection insights.

Can I create a public-facing heatmap for my organization?

Yes. The CartoVista platform allows you to create and share public-facing heatmaps with customizable appearance, data visibility controls, and secure hosting options. Contact us to explore deployment options tailored to your needs.

How often are heatmaps updated?

Update frequency depends on the utility, ISO, or RTO, typically aligning with the cluster study process. With the CartoVista REST API, updates can be automated for seamless, timely releases.

How do I find out when my region's heatmaps will be available?

Use the FERC Order 2023-A heatmap schedule map to identify the electric utility covering your area and check upcoming cluster study schedules and heatmap availability.

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Learn how transmission planners, ISOs, and RTOs use CartoVista for FERC compliance and grid capacity planning.

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