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Cromwell — Power plant · Solar · Madison Energy Investments LLCAMAZON DATA SERVICES INC LTW062 — Large load · MD · 5.4 km awayMarley Neck 4 - SLBAL006 — Solar · MD · 1.4 MW · 7.3 km awayMarley Neck 3 - SLBAL005 — Solar · MD · 2 MW · 7.3 km awayAMAZON DATA SERVICES INC LTW060 — Large load · MD · 11.7 km awayProject Shadow S&R Crane 1 (Annapolis Junction MD data centre) — Large load · MD · 15.0 km awayCONTROL DATA CORP. — Large load · MD · 18.6 km away
  • Wind & solar
  • Loads
  • In development
  • Under construction
  • Operating
  • Size not stated
  • 10 · 100 · 1,000 MW

Power plant · Solar

Key facts

Power plant · Solarran 16% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
2024
Net generation, 2025
2,539 MWh
Grid
12 kV to Baltimore Gas & Electric Co (PJM)
Location
Anne Arundel County, Maryland
Operated by
Madison Energy Investments LLCSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2024 to 2025

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Solar source: “Solar Photovoltaic”
Age
2 years since 2024
All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
Attributes
AttributeValue
Grid
Nerc region
RFC
Report year
2025
Grid voltage kv
12.50
Transmission owner
Baltimore Gas & Electric Co
Balancing authority code
PJM
Balancing authority name
PJM Interconnection, LLC
Fuel burned (MMBtu), 20258,662
Capacity factor, 20250.161
Net generation (MWh), 20252,539
Balancing authority codePJM

Solar arrays

Array area (acres)
3.4
AC capacity (MW)
1.8
DC capacity (MW)
2.4
Mounting
Fixed tilt
Site type
Greenfield
Began operating
2024

Source USPVDB

Source

  • U.S. Large-Scale Solar Photovoltaic DatabaseOpen license · retrieved 25 Oct 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb

Attribution

Timeline

  • In service · EIA-860M

Sources

4 sources

Sources EIA-860M · USPVDB · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

Every source and license · Attribution

View at source

Around this plant

Nearby

within 25 km
Projects within 25 km, nearest first.
ProjectKindAwayMW
AMAZON DATA SERVICES INC LTW062 Built Large load 5.4 km
Marley Neck 4 - SLBAL006 Under construction Solar 7.3 km 1.4
Marley Neck 3 - SLBAL005 Under construction Solar 7.3 km 2
AMAZON DATA SERVICES INC LTW060 Built Large load 11.7 km
Project Shadow S&R Crane 1 (Annapolis Junction MD data centre) Filed Large load 15.0 km
CONTROL DATA CORP. Built Large load 18.6 km