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AI co-pilot to help energy professionals gain an edge

Sign up for our newsletter of the most interesting gems mined from public utility commission filings using Halcyon: https://hubs.la/Q03nnbNX0
Thanksgiving traditions show up in a surprising place: the power grid!

@nathanielbullard.com explains ISO-NE’s “turkey curve”: a huge oven surge, an early retreat, and no evening peak.🦃⚡

👇
hubs.la/Q03VT-CZ0
Grid Turkeys
Halcyon’s Nat Bullard shows how Thanksgiving cooking and holiday routines create a distinct, highly visible spike and shift in New England’s electricity load
hubs.la
November 26, 2025 at 12:31 PM
Halcyon data scientist Christopher Schenker will be a panelist at the Environmental Law Institute’s December 2 webinar on DOE’s new large-load interconnection directive.

Clear insights, big implications for anyone working in grid growth and large-load siting.

Sign up 👇
hubs.la/Q03VlpYY0
hubs.la
November 21, 2025 at 12:32 PM
The St. Louis Fed finds AI’s biggest productivity gains in information work — and this week, @nathanielbullard.com ties those insights to Halcyon’s Machine Readable regulatory corpus, Search beta, and data subscriptions.

Read it here 👇
hubs.la/Q03TZL8L0
Time, productivity, intelligence
Halcyon’s latest blog by Nat Bullard explores new Fed research on generative AI productivity and how Halcyon’s intelligence tools transform time savings into deeper insight.
hubs.la
November 20, 2025 at 12:36 PM
The price of capital is shaping the price of power.

In their new Halcyon post, Anna Seiple and @nathanielbullard.com unpack data from our Rate Case Tracker, showing how utilities’ requested ROEs are climbing—and what that means for affordability.

Read the story here 👇
hubs.la/Q03SVmQH0
Tracking US Utility Cost of Capital
Halcyon’s latest blog by Anna Seiple and Nat Bullard introduces the Rate Case Tracker, analyzing 102 rate cases since 2021 to reveal trends in requested and authorized returns on equity across investo...
hubs.la
November 13, 2025 at 12:32 PM
New data from Halcyon + RMI: large load tariffs have doubled in size and duration since 2024.

@nathanielbullard.com's latest post looks at what that means for ratepayers—and the evolving social contract of power.

Read it here 👇
hubs.la/Q03SxJJD0
Wanting power and protecting ratepayers
Halcyon Nat Bullard breaks down how utilities are rethinking large load tariffs to balance equity and cost as data centers reshape the grid, drawing on new RMI analysis using Halcyon data
hubs.la
November 11, 2025 at 12:31 PM
Texas is where the future of energy is being tested.

In this week’s Halcyon post, @nathanielbullard.com joins @douglewin.bsky.social to dig into ERCOT’s soaring load queue, the state’s one-of-a-kind market, and what its data signals for the rest of the country.

Read + listen 👇
hubs.ly/Q03RNcSl0
hubs.ly
November 5, 2025 at 12:31 PM
Spreadsheets can’t keep up with energy data.

Halcyon’s Data Subscriptions deliver monthly updates, changelogs, and project-level diffs.

As Abdullah Azhar writes, “The day a spreadsheet ships, something in it is already out of date.”

Read the whole story👇
hubs.la/Q03PP0RN0

#energysky
hubs.la
October 23, 2025 at 11:33 AM
Not all load growth is Texas-sized

Idaho Power’s projections:
- Data Centers
- Nuclear research
- Semiconductors
- Potatoes

@nathanielbullard.com explains why diversity of load matters as much as scale 👉 hubs.la/Q03MSqRH0

#energysky
October 9, 2025 at 1:02 PM
Our own @nathanielbullard.com hit the stage at Bank of America's flagship #NYClimateWeek event: “The Next Phase of Energy, Power & AI.”

Themes he tackled:
✨ Discontinuity
🌍 Disparity
📊 Data

Here’s his full keynote 👉 hubs.la/Q03LQFXh0
#energysky
From Disparity to Data
Halcyon Nat Bullard shares his New York Climate Week 2025 keynote presentation "The Next Phase of Energy, Power and AI" at Bank of America's flagship event
hubs.la
October 2, 2025 at 11:33 AM
September 29 #chartoftheday

In California, CPUC approved SCE’s petition to raise the cap for the Eldorado–Lugo–Mohave Series Capacitor Project to $295M (up from $239M), citing approval delays, supply chain issues, weather impacts & schedule setbacks #energysky

More: app.halcyon.io/processes/c0...
September 29, 2025 at 1:00 PM
September 26 #chartoftheday

SCE factors in both fire weather forecasts (wind speeds + Fire Potential Index, which gauges how likely a spark becomes a wildfire) and PSPS decision flowcharts when making de-energization calls.

Read more: app.halcyon.io/processes/54...

#energysky
September 26, 2025 at 11:39 AM
Exciting news: we’re building 3 new Data Subscriptions!

- Rate Cases / Cost of Capital Tracker
- Battery Energy Storage System (BESS) Tracker
- Substation Development Tracker

Learn more + sign up for the waitlist 👇
hubs.la/Q03KWq5H0

#energysky
New Data Subscriptions
Halcyon CDO Alex Klaessig discusses three new Halcyon Data Subscriptions: Rate Cases/Cost of Capital; Battery Energy Storage Systems; and New Substations
hubs.la
September 25, 2025 at 11:34 AM
September 25 #chartoftheday

Idaho Power filed for the Bennett Gas Expansion Project: 138 MW peak capacity + 555 MW starting in 2028.

A new reliability report shows that the 2028 deficit is 152% larger than forecasted just three months ago.

#energysky

More: app.halcyon.io/processes/ab...
September 25, 2025 at 11:06 AM
September 24 #chartoftheday

In New York, NYSE and G filed to rebuild two 60+ year-old 115 kV lines in Hornell & Elmira. The Chemung Schuyler Project will boost capacity & fix overloads—filing includes design, costs & EMF report. #energysky

More: app.halcyon.io/processes/50...
September 24, 2025 at 12:24 PM
September 23 #chartoftheday

Florida PSC approves FPL’s HVAC On-Bill (HOB) pilot.⚡
Customers receive efficient HVAC systems and service on a fixed monthly charge, with no upfront cost.
FPL gains load control. #energysky

More: app.halcyon.io/processes/9e...
September 23, 2025 at 11:06 AM
September 22 #chartoftheday

In Oregon, PacifiCorp weighs in on ETO’s Draft 2026–2030 Plan: they support energy efficiency, but warn it’s getting more expensive to deliver. The rising cost of savings could mean higher rates for customers. ⚡💸 #energysky

More: app.halcyon.io/processes/65...
September 22, 2025 at 12:35 PM
September 19 #chartoftheday

In New Hampshire, Liberty Utilities (Granite State Electric) Corp.’s 2024 Annual Storm Fund Report details costs from five pre-staging events, three storm events, and carry-over from Dec. 2023. #energysky

More: app.halcyon.io/processes/5e...
September 19, 2025 at 3:49 PM
September 18 #chartoftheday

In Minnesota, the Benton Solar (100 MW) is drawing praise: Benton County Sheriff thanked NextEra Energy for a $12K contribution supporting new radios for deputies & public safety. 🌞👮 #energysky

Read more: app.halcyon.io/processes/93...
September 18, 2025 at 5:18 PM
Last week we introduced Halcyon Search. This week, we're back more about how we built it:

🎯 Precision vs recall
📦 Semantic commodification
🌫️ Fuzzy constraints

Read more from our CTO Alexander Huras: hubs.la/Q03JT2wn0

#energysky
Search: Everything Old is New Again
Halcyon CTO Alex Huras describes the technology and implementation used to build Halcyon Search for authoritative energy information
hubs.la
September 18, 2025 at 11:35 AM
September 17 #chartoftheday

In Arizona, APS’s 2025 Transportation Electrification Progress Report shows ~45% of the state’s EVs are in its territory. Data also suggests residential drivers are shifting charging in response to TOU rates. ⚡ #energysky

More: app.halcyon.io/processes/9d...
September 17, 2025 at 11:19 AM
September 16 #chartoftheday
ERCOT heard from TXGEA, Sage, UT Austin & Project Innerspace on geothermal.

DFW, Austin & San Antonio: 4+ GW potential for data centers — enough to cover all projected growth #energysky

🔗https://app.halcyon.io/documents/b15e2e2f-0d89-4908-8246-a8d7c07ad926/attachment
September 16, 2025 at 12:21 PM
September 15 #chartoftheday

In Hawaii, Maui Electric asks regulators to reopen Docket 2018-0422 and move its 4 EV charging stations from Schedule EV-MAUI to EV-U—ending EV-MAUI & its shared savings mechanism ⚡️ #energysky

Docket Profile: app.halcyon.io/processes/e4...
September 15, 2025 at 2:57 PM
September 12 #chartoftheday

In MISO, a record number of expedited project requests are in the Transmission Expansion Plan (MTEP). The ERAS process is being maximized to speed approval of critical resources — mostly gas (74%) and storage (15%).

More here: app.halcyon.io/documents/95...

#energysky
September 12, 2025 at 10:48 AM
The energy world moves fast – the info moves even faster
Buried data = missed opportunities 🔎

That’s why we built Halcyon Search — it’s free, try it now: app.halcyon.io/search

Use it to:
- Find filings
- Turn ideas into concrete materials
- Track topics/companies/regions/keywords
#energysky
Halcyon Search
app.halcyon.io
September 11, 2025 at 11:40 AM
September 11 #chartoftheday

In Hawaii, Maui Electric asked regulators to reopen Docket 2018-0422 to move its 4 EV charging stations from Schedule EV-MAUI → EV-U, then close EV-MAUI & end the shared savings mechanism.

More: app.halcyon.io/processes/e4...

#energysky
September 11, 2025 at 11:11 AM