# Petersburg Energy Center

MISO asset profile · https://askthegrid.com/assets/facilities/petersburg-energy-center

## Current generation inventory

EIA plant 69428 · Inventory reporting month: 2026-08.

- batteries: 250 MW operating nameplate
- solar: 250 MW operating nameplate
- Capacity basis: operating_generator_nameplate_mw
- Source inventory: [EIA-860M workbook (preliminary)](https://www.eia.gov/electricity/data/eia860m/xls/august_generator2026.xlsx)
- Inventory retrieved: 2026-10-10T22:49:53.020309+00:00
- Filed coordinate (longitude, latitude): -87.29524, 38.461606
- OSM extract: 2026-10-09T20:21:04Z
- OSM mapped edit: 2026-09-15 11:39:32+00:00
- Map prepared: 2026-10-10T23:05:21.979233+00:00

Battery power (MW) and stored energy (MWh) are separate measures. Shared physical-site membership does not establish electrical connectivity, settlement or a common export limit.

## Reviewed overview

Petersburg Energy Center is an operating 250 MW solar plant paired with a 45 MW / 180 MWh battery in Pike County, Indiana. A 6.6-mile 345 kV line connects the facility to the Petersburg substation.

## Reviewed metrics

- **Nameplate capacity:** 250 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 69428 — plant-69428

## Facts

- **Technology:** Solar Photovoltaic, Batteries
- **Operator:** AES Indiana

## Related parties

- **Parent company:** The AES Corporation — Parent company ([source](https://www.aes.com/))

## Sources

- [iurc.portal.in.gov](https://iurc.portal.in.gov/docketed-case-details/?id=b8f0b082-70f1-eb11-bacb-001dd801c79f) — iurc.portal.in.gov · authoritative — Source retained for exact-record publication review.

---

Canonical page: https://askthegrid.com/assets/facilities/petersburg-energy-center
Website: [AES Indiana](https://www.aesindiana.com/)

Source: Ask the Grid — https://askthegrid.com/