Search millions of energy dockets, filings, and regulatory documents for free. Filter by Topic, Keywords, and Filing Type — and ask follow-up questions in plain English. Halcyon combines the precision of structured search with the ability to understand what you actually want to find.
960 Filtered Documents 122 Filtered Documents 1 Filtered Docket
Energy filings can run hundreds of pages. Knowing they're new isn't the same as knowing what changed. Halcyon's free Agentic Alerts combine precise search filters with AI-powered analysis — so you get the signal, not the stack
Monitor geothermal forecasts, evaluations, reports, and projects across the U.S.
~25 documents per alertMonitor the PUCT rulemaking, recommendations, and impact of TX Senate Bill 6
~7 documents per alertMonitor Data Centers powered by Gas across the U.S.
~59 documents per alert
Most energy data is too expensive, too stale, or too much work to build in-house.
Halcyon's Data Subscriptions give you asset-level precision across gas plants, large load tariffs, rate cases, battery storage, and new substations — sourced from authoritative regulatory filings, updated monthly.
Track planned U.S. gas plants, with asset-level technology, timelines, prices, and changes
201 Gas Plants - Updated Feb 18State-level market intelligence on how utilities are engaging with data centers and other large load customers
108 Large Load Tariffs - Updated Feb 12Track planned U.S. substations, with asset-level development, timelines, prices, and changes
189 Substations - Updated Feb 2Let's talk about how we can improve your team's productivity.
An energy “filing” can be a 400-page rate case or a one-line notice that Thursday’s hearing moved to Friday. Many systems of record treat these identically. We at Halcyon don’t think they should. We want to help you quickly find the document that you know exists. It is just keeping bad company.
How Halcyon Alerts help you manage the energy information age on your own terms
