Data last collected:
PowerPlantFactsEvidence report · prepared 19 October 2026https://powerplantfacts.com/entity/68611
EIA plant 68611
Anchorage · Anchorage · AK
International Battery Substation (IBSS)
Operated by Chugach Electric Assn Inc
Published location
Where is International Battery Substation (IBSS)?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
61.169886, -149.913071
Open the interactive map ↗Map data © OpenStreetMap contributors
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
Grouped from this plant’s represented generator records. Use the AK plant index for regional peers.
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| IBSS | Batteries | MWH | 40 | OP |
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Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
68611
Sector
Electric Utility
Water source
NA
Data edition
2024-final
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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 International Battery Substation (IBSS) 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 International Battery Substation (IBSS)
Generator capacity in different operating conditions
| Generator ID | Technology | Nameplate MW | Summer MW | Winter MW | Minimum load MW |
|---|---|---|---|---|---|
| IBSS | Batteries | 40.0 | 40.0 | 40.0 | Not 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.