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Mission City Research
@mcresearch.bsky.social
Mission City Research is a non-profit organization committed to advancing the world towards cleaner energy systems.

https://www.missioncityresearch.org
Massive new solar project goes live in Utah - 685 MW. More good news for the #WesternGrid.

Interestingly, this project is not listed in any of the EIA tables. Seems like a pretty big miss.

#energysky

www.heraldextra.com/news/2025/no...
Rays of power: Utah’s largest solar plant becomes operational, set to power Eagle Mountain data center
A massive solar plant recently opened near Eagle Mountain in Utah County and will power a data center of one of the biggest technology companies in the world. Excelsior Energy Capital’s Faraday Solar ...
www.heraldextra.com
November 26, 2025 at 4:05 PM
This is a huge deal for #WesternGrid. This project will provide clean generation during non-solar hours.
November 19, 2025 at 4:27 PM
The latest CAISO Key Statistics report is available for October 2025. Plenty of useful factoids within...

Here is one - almost 15 GW of utility-scale batteries on the CAISO grid.

www.caiso.com/documents/ke...
November 17, 2025 at 8:20 PM
Good news for US Battery Storage. Peak Energy is based in California and Colorado.

It will be interesting to see how quickly sodium-ion storage scales.

#energysky
November 13, 2025 at 8:49 PM
The #WesternGrid continues to get cleaner. The contribution this time is from the 324 MW Black Hollow Sun project in Colorado. The first phase, 185 MW, is already live, and the second phase, 139 MW, will be completed by the end of 2026.

#energysky

pv-magazine-usa.com/2025/11/04/c...
ContourGlobal secures $350 million, its first solar project financing in the U.S.
The funds support ContourGlobal’s 324 MW solar project in development in Colorado.
pv-magazine-usa.com
November 6, 2025 at 7:35 PM
Great to see the positive effects of renewables on the local level in rural America. An article worth reading.
Indy Star: The long view pays off for Randolph,IN "millions of dollars have poured into school districts, emergency services, bridge repairs, streets, sidewalks and parks." Andy Fahl, lifelong resident "I’ll be dead and gone, but it will be generational wealth.” 🔌💡

www.indystar.com/story/news/e...
Wind and solar aren't politically popular, but they've been profitable for 2 Indiana counties
Building wind and solar energy capacity in rural America isn’t about politics, and it isn’t about climate change. It’s about money.
www.indystar.com
November 6, 2025 at 7:28 PM
Battery storage capacity continues to grow steadily on the CAISO grid. Currently nearing 15GW. As a reference - peak demand for CAISO was about 43GW this year.

Source: www.caiso.com/documents/ke... (Sep 2025 Key Statistics)

@californiaiso.bsky.social @calenergy.bsky.social

#energysky
October 20, 2025 at 5:19 PM
More batteries/solar in California are also helping to make the entire #WesternGrid more resilient.

#energysky
No coincidence that California has gone three years without a Flex Alert. It's all the batteries! www.latimes.com/environment/... via @hayleysmith.bsky.social
October 17, 2025 at 4:07 PM
This recent press release ticks all the boxes.

- New 50MW/200 MWh battery in Arizona
- Behind the meter!
- Helping to power a new electric arc furnace at a Nucor steel plant

Within five years, we are gonna see batteries everywhere.

#WesternGrid
#energysky

ir.ameresco.com/news-events/...
Ameresco Announces 50MW Battery Energy Storage Asset to Enhance Resiliency and Energy Security
The Battery Energy Storage System (BESS) is the largest behind-the-meter (BTM) project in Arizona and ranks as the fourth largest BTM installation…
ir.ameresco.com
October 17, 2025 at 3:44 PM
More good news for the #WesternGrid

#energysky
In today’s @latimes.com: My column on California’s last coal plant, which is finally closing next month. It’s located in Utah and operated by the city of Los Angeles. I spent a few days poking around: www.latimes.com/environment/...
October 3, 2025 at 7:25 PM
Potentially 100 GW of flexible demand... Even 20GW would be huge.

💡🔌

electrek.co/2025/10/01/h...
HVAC giant Carrier has a solution for AC's excessive grid load: home batteries
Carrier engineers have come up with a scalable solution that can deployed yesterday: pair air conditioners with home batteries.
electrek.co
October 2, 2025 at 6:48 PM
Reposted by Mission City Research
This may be true for the US, but the Western US continues to lower its fossil fuel usage at a steady pace.

The estimate for 2025 is based on the data reported thru July.

#energysky
September 24, 2025 at 4:36 PM
Reposted by Mission City Research
I'm sure @dustinmulvaney.bsky.social is all over this, but just in case. @mariagallucci.bsky.social tells us "putting panels over 8K miles of federally owned canals and aqueducts could generate over 25 GW of renewable energy — enough to power nearly 20M homes" 🔌💡

www.canarymedia.com/articles/sol...
California's first solar-covered canal is now fully online
The 1.6-MW pilot system is among a growing number of initiatives to put solar over waterways. The approach could generate gigawatts of power nationwide.
www.canarymedia.com
September 12, 2025 at 12:58 AM
CAISO—@californiaiso.bsky.social is out with its latest Key Statistics report, this one for August 2025.

Plenty of interesting info in this report - worth the read.

www.caiso.com/documents/ke...

Below is a sample showing that total battery storage has now passed 14GW.
September 9, 2025 at 4:41 PM
Reposted by Mission City Research
Question for #energysky folks:

Does anyone maintain a database/listing of actual proposed datacenters in the US(or other large loads)?
August 24, 2025 at 8:47 PM
Yesterday was the highest peak demand so far in 2025 on @californiaiso.bsky.social - 43,735 MW at 6:00 PM.

Relatively easy to handle versus a few years ago due to the increase in Battery Storage.

Still, too much gas is being used to meet peak... more firm sources needed.

#energysky
August 22, 2025 at 3:55 PM
Love seeing innovative ideas like this...
‘250 kWp prefabricated solar racking carport…done overnight…36 pods over 78 car spaces…mounted on 11 columns with screw pier foundations…largest of spans 14.7 metres…one crew for the 60 tonne mobile crane and one crew for the 25 tonne franna…prefabricated installed >3X faster traditional systems’
August 21, 2025 at 5:55 PM
More wind generation for Seattle utility Puget Sound to help replace imported coal generation from the Colstrip power plant in Montana.

- 248 MW Beaver Creek Wind is now operational

#WesternGrid
🔌💡

www.pse.com/en/press-rel...
Puget Sound Energy | Puget-Sound-Energys-Beaver-Creek-Wind-Farm-now-operational
www.pse.com
August 21, 2025 at 4:57 PM
California grid operator - CAISO - @californiaiso.bsky.social has released its July Key Statistics report.

Well worth the read.

July was a mild month weather-wise in California, and the stats reflect this.

www.caiso.com/documents/ke...

Here is a sample of the data.

#energysky
August 20, 2025 at 6:18 PM
Battery storage is booming in the Western US - even outside of California.

- 7,200 MW of storage as of June 2025
- could have another 3,000 MW by year-end.

Need to keep up this pace if coal is to close out West.

#WesternGrid
#EnergySky
August 11, 2025 at 8:20 PM
Caterpillar joins the #datacenter bandwagon.

#WesternGrid
Data centers are increasingly embracing co-located (often behind-the-meter) generation solutions to accelerate “time-to-power”. Last week, Caterpillar announced it will supply gas powered generators…(1/5) $CAT $BE $BKR #hydrogen #datacenters #EnergySky #GreenSky

www.power-eng.com/onsite-power...
Caterpillar to support multi-gigawatt data center project in Utah
The project would be powered by a fleet of CAT’s G3520K generator sets and support equipment, as well as 1.1 GWh of battery storage.
www.power-eng.com
August 11, 2025 at 7:07 PM
Here is a great BTM battery storage article...

"A 535MW fleet of aggregated household battery storage systems, including Tesla Powerwalls, effectively reduced net load on the California grid in a recent test event."
#energysky

www.energy-storage.news/tesla-sunrun...
Tesla, Sunrun hail ‘win-win for the household and the grid’ with California virtual power plant test
A 535MW fleet of household battery storage, including Tesla Powerwalls, effectively reduced net load on California grid in test event.
www.energy-storage.news
August 11, 2025 at 7:00 PM
Reposted by Mission City Research
December 31 2027
New record for solar on ERCOT grid yesterday - 29,318 MW.
Source = www.gridstatus.io/records

Insane acceleration in solar deployment over the last five years.

Any bets on when solar hits 50GW on ERCOT? Over/Under for July 2028. We take the Under.

@commercialsolarguy.com

#energysky
July 30, 2025 at 4:19 PM
New record for solar on ERCOT grid yesterday - 29,318 MW.
Source = www.gridstatus.io/records

Insane acceleration in solar deployment over the last five years.

Any bets on when solar hits 50GW on ERCOT? Over/Under for July 2028. We take the Under.

@commercialsolarguy.com

#energysky
July 30, 2025 at 4:11 PM