Marion County Solar Project is a 100 MW solar installation in Ohio owned by Tango Holdings, a joint venture between Shell subsidiary Savion Equity and an Ares-managed fund. Savion developed it and Shell Renewable Asset Management International oversees asset management. It is sited on 750 acres with 245,000 modules on single-axis trackers. Construction began in November 2024, and Tango announced commercial operations on April 9, 2026.
EIA plant 66860 · Inventory reporting month unavailable.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| USMNC | Solar Photovoltaic | Operating | 100 | Unknown |
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Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| USMNC | 100 MW 100 MW summer | Solar Photovoltaic Solar · PV | Mar 2026 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
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Project milestones and public references behind the asset profile.
EIA-860 lists generator USMNC with this operating date.
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Tango Holdings announced commercial operations at the Marion County Solar Project.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Marion County Solar Project reports 100 MW solar of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Form 860M.
Marion County Solar Project is a Solar Photovoltaic facility in Marion County, OH, participating in the PJM market.
Marion County Solar Project is in Marion County, OH, inside the PJM balancing area.
Marion County Solar Project is operated by Marion County Solar Project, LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Marion County Solar Project reported 95.4 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
By capacity, Marion County Solar Project ranks #477 of 7,597 operating plants of the same technology nationally. It ranks #20 of 78 in OH.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.