South Carolina has 118 solar farms in the EIA Form 860 database, with a combined installed capacity of 1,643 MW. Of those, 15 plants are utility-scale (50 MW or larger). The largest single facility is Gunsight Solar, LLC in Swansea, Lexington County — a 75 MW plant operated by Gunsight Solar, LLC.
Use the interactive South Carolina solar farms map below to explore every plant, color-coded by technology type and sized by capacity. Click any solar farm for its name, operator, capacity (MW), technology, and location — or view the full US solar farms interactive map to compare South Carolina to every other state.
Type
Capacity
South Carolina Solar Farms by the Numbers
- 118 total solar farms in South Carolina (EIA Form 860 (US Energy Information Administration), latest reporting period)
- 1,643 MW total installed solar capacity
- 88 MW co-located battery storage capacity
- 15 utility-scale plants (50 MW or larger)
- 63 small / community-scale plants (under 5 MW)
South Carolina Solar Farms by Technology Type
- 115 Solar Photovoltaic (PV) — standard panel installations, the dominant technology nationwide
- 2 Solar PV with Battery Storage — newer hybrid plants that pair panels with on-site batteries to store excess generation
- 1 Solar Hybrid — co-located with another generation source (natural gas, wind, biomass, etc.)
The 15 Largest Solar Farms in South Carolina
The largest solar farm in South Carolina by installed capacity is Gunsight Solar, LLC at 75 MW. The 15 largest South Carolina solar farms from the latest EIA filing:
| # | Solar Farm | Operator | Capacity | Location |
|---|---|---|---|---|
| 1 | Gunsight Solar, LLC | Gunsight Solar, LLC | 75 MW | Swansea, Lexington |
| 2 | Palmetto Plains | Cubico USA, LLC | 75 MW | Bowman, Orangeburg |
| 3 | Huntley | Cubico USA, LLC | 75 MW | Bowman, Orangeburg |
| 4 | Centerfield Cooper Solar, LLC | Centerfield Cooper Solar, LLC | 75 MW | Chesterfield, Chesterfield |
| 5 | Allora Solar, LLC | Allora Solar, LLC | 75 MW | Gilbert, Lexington |
| 6 | Beulah Solar | Beulah Solar, LLC | 75 MW | Batesburg, Saluda |
| 7 | Shaw Creek Solar, LLC | Shaw Creek Solar | 75 MW | Aiken, Aiken |
| 8 | Eastover Solar | Eastover Solar, LLC | 74 MW + 18 MW battery | Eastover, Richland |
| 9 | TWE Bowman Solar Project | TWE Bowman Solar Project, LLC | 73 MW | Bowman, Orangeburg |
| 10 | Seabrook Solar | Dominion Energy Inc. | 72 MW | Seabrook, Beaufort |
| 11 | Midlands | Cubico USA, LLC | 72 MW | St. Matthews, Calhoun |
| 12 | Moffett Solar Project | Dominion Renewable Energy | 71 MW | Ridgeland, Jasper |
| 13 | Lily Solar | X-Elio North America Inc | 70 MW | Martin, Allendale |
| 14 | Lone Star Solar | Lone Star Solar | 66 MW + 66 MW battery | Cameron, Calhoun |
| 15 | Landrace Holdings, LLC | Landrace Holdings, LLC | 55 MW | Conway, Horry |
Top Solar Operators in South Carolina
Five operators account for the largest share of solar generation in South Carolina:
- Cubico USA, LLC — 3 plants, 222 MW total
- Dominion Renewable Energy — 5 plants, 109 MW total
- Dominion Energy Inc. — 2 plants, 80 MW total
- Allora Solar, LLC — 1 plant, 75 MW total
- Gunsight Solar, LLC — 1 plant, 75 MW total
Solar Permitting and Regulation in South Carolina
Utility-scale solar in South Carolina is overseen by the Public Service Commission of South Carolina. Wholesale market participation and interconnection are regulated by the Federal Energy Regulatory Commission (FERC) and the relevant ISO/RTO. All generators above 1 MW must report capacity, fuel type, and location to the EIA via Form 860 — the dataset used in this map.
Frequently Asked Questions
How many solar farms are in South Carolina?
South Carolina has 118 solar farms in the latest EIA Form 860 filing — a combined 1,643 MW of installed capacity. Of those, 15 are utility-scale (50 MW or larger).
What is the largest solar farm in South Carolina?
The largest solar farm in South Carolina is Gunsight Solar, LLC, located in Swansea (Lexington County), with 75 MW of installed capacity. It is operated by Gunsight Solar, LLC.
How much solar capacity does South Carolina have?
South Carolina has 1,643 MW of installed solar capacity across 118 plants reporting to the EIA. This counts only the solar portion (Solar_MW field) — co-located batteries and other generation are reported separately.
Who regulates solar farms in South Carolina?
Solar farms in South Carolina are regulated by the Public Service Commission of South Carolina at the state level, with federal oversight from FERC. The EIA collects annual data on every utility-scale solar plant via Form 860.
View all 6,406 US solar farms on the national interactive map
