MWPowerPlantFacts

Data last collected:

EIA plant 66716

Coolidge · Pinal · AZ

Saint Energy Storage II LLC

Operated by Saint Energy Storage II LLC

Annual generation-16,975 MWhSum of represented EIA-923 rows
Fuel codesMWHCodes retained from EIA records
Grid contextSalt River ProjectBalancing authority or NERC region

Published location

Where is Saint Energy Storage II LLC?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

32.869510, -111.514226

Open the interactive map ↗
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.

Equipment mix

Operating capacity by technology

TechnologyBatteries100 MW represented

Grouped from this plant’s represented generator records. Use the AZ plant index for regional peers.

See the evidence

Electricity output across the year

Monthly net generation shows the seasonal shape of this plant's represented output. A negative value is retained when the source reports net consumption.

1-2,405
2-913
3-1,106
4-1,316
5-1,410
6-1,340
7-1,527
8-1,708
9-1,588
10-1,771
11-1,028
12-863

MWh net generation · 2024 final edition · EIA 923 represented operating rows. 12 of 12 supplied rows shown; 0 missing values omitted. Months with no reported numeric value are omitted, not treated as zero.

Read the chart as a table
Electricity output across the year — MWh net generation
RecordMWh net generation
1-2,405
2-913
3-1,106
4-1,316
5-1,410
6-1,340
7-1,527
8-1,708
9-1,588
10-1,771
11-1,028
12-863

2024 monthly net generation

MonthNet generation
1-2,405 MWh
2-913 MWh
3-1,106 MWh
4-1,316 MWh
5-1,410 MWh
6-1,340 MWh
7-1,527 MWh
8-1,708 MWh
9-1,588 MWh
10-1,771 MWh
11-1,028 MWh
12-863 MWh

Operating generators

IDTechnologyFuelMWStatus
SB123BatteriesMWH100OP

Continue exploring

Similar-capacity plants in the same state

Identity, technology and limitations
EIA plant ID
66716
Sector
IPP Non-CHP
Water source
Unavailable
Data edition
2024-final

Use this record

Questions this evidence can answer

01What exactly is this record?

Use the name, place, date and identifiers above to confirm that you have the right Saint Energy Storage II LLC power plant: capacity and generation | PowerPlantFacts record.

02What does the evidence establish?

Read the reported values with their units, coverage dates and source notes. Keep observed facts separate from estimates or interpretation.

03What should I verify next?

Follow the primary-source links and check the limitations before using this evidence for a decision, comparison or citation.

A closer look at Saint Energy Storage II LLC

Generator capacity in different operating conditions

Generator IDTechnologyNameplate MWSummer MWWinter MWMinimum load MW
SB123Batteries100.0100.0100.0Not supplied

EIA-860 2024 final source. Ratings describe capacity, not actual generation or availability. Missing ratings are not zero.

Source: US Energy Information Administration Form EIA-860 2024 plant and operable-generator workbooks; archive 2024. US EIA-authored information is generally public domain; cite EIA, preserve third-party exceptions, changes and no-endorsement context. Source-specific derived data.

Power plant research

Before you decide, check these points against the current source.

Things to check