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7 MW Batteries (5 MW) + Solar Photovoltaic (2 MW) operating in Johnson, IN — Midcontinent Independent Transmission System Operator, Inc..
7 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
2019
Operating Since
Coordinates
39.3643, -86.0266
County
Johnson, IN
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Duke Energy Indiana, LLC | Duke Energy Indiana | — |
| Owner(s) | Duke Energy Indiana, LLC | Duke Energy | — |
| Status | Operating | operating | — |
The Camp Atterbury Microgrid Hybrid is a 7 MW hybrid power plant located in Johnson County, Indiana. The plant, which came online in 2019, is owned and operated by Duke Energy Indiana, LLC, a subsidiary of Duke Energy. It utilizes both solar photovoltaic and battery storage technologies, with single-axis tracking for the solar panels. The battery energy storage system (BESS) has a capacity of 5 MWh and a duration of 1 hour, employing lithium-ion battery chemistry (LIB).
The plant's primary fuel source is categorized as "MWH." In its most recent year of operation, the Camp Atterbury Microgrid Hybrid generated 2,804 MWh, resulting in a capacity factor of 4.6%. The plant operates within the Midcontinent Independent Transmission System Operator, Inc. (MISO) balancing authority and the ReliabilityFirst Corporation (RFC) NERC region. Financial data indicates a power purchase agreement (PPA) price of $5.82 per MWh. The plant is ranked 5th out of 8 similar facilities in Indiana and 914th out of 1205 nationally. It consists of 2 generators.
Generated from EIA, GEM, and public data sources
ISO/RTO
MISO
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
Midcontinent Independent Transmission System Operator, Inc.. (MISO)
Grid Voltage
12.47 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
113 MWh
Net Discharge
2.8K MWh
Annual Net Energy
4.6%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
Duke Energy Indiana, LLC · Data from 2019–2025
$5.7/MWh
PPA Price
Market Position
ISO/RTO Market
MISO
LMP Node
—
Pricing Hub
INDIANA.HUB
Node Source
OSM spatial match
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