Catalyst Cooperative
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catalyst.coop
Catalyst Cooperative
@catalyst.coop
We help #climate advocates, policymakers, & researchers working on the #EnergyTransition by liberating #OpenData about the US energy system using #Python based #DataEngineering

We're also a worker cooperative.

https://github.com/catalyst-cooperative
Instructions on how to access all of the data we publish can also be found in our docs here:

catalystcoop-pudl.readthedocs.io/en/v2025.11....
Data Access - PUDL 2025.11.1.dev0+g6e2516f.d20251114 documentation
catalystcoop-pudl.readthedocs.io
November 14, 2025 at 8:07 PM
Full release notes are up here in our documentation:

catalystcoop-pudl.readthedocs.io/en/v2025.11....
PUDL Release Notes - PUDL 2025.11.1.dev0+g6e2516f.d20251114 documentation
catalystcoop-pudl.readthedocs.io
November 14, 2025 at 8:07 PM
Reposted by Catalyst Cooperative
The ebook is free!
See below for the link. I am super stoked to be one of the people @amywestervelt.bsky.social interviews for the Drilled series on the book, our episode is coming up soon I believe.
October 15, 2025 at 7:31 PM
And it turns out you can just define any custom HTTP headers you want, by creating an HTTP Secret. Including setting the User-Agent:

duckdb.org/docs/stable/...
HTTP(S) Support
With the httpfs extension, it is possible to directly query files over the HTTP(S) protocol. This works for all files supported by DuckDB or its various extensions, and provides read-only access. SELE...
duckdb.org
September 13, 2025 at 12:38 AM
We're also going to be able to pass through the XBRL-derived metadata and display it alongside the FERC databases, so hopefully it'll be easier to interpret what the heck is going on in the raw FERC data, not all of which is pulled into PUDL.
September 10, 2025 at 5:43 PM
We're still in the process of integrating the FERC XBRL + DBF derived databases and will mirror the old Datasette URL structure so that the database & table-level landing pages work again.
September 10, 2025 at 5:41 PM