Mililani South Solar Farm
94-830 Lanikuhana Ave, Mililani, HI 96789Plant Summary Information
Mililani South Solar Farm is ranked #21 out of 65 power plants in Hawaii in terms of total annual net electricity generation.
Mililani South Solar Farm generated 15.0 GWh during the 3-month period between September 2024 to December 2024.
| Plant Name | Mililani South Solar Farm |
|---|---|
| Utility Name | Mililani I Solar LLC |
| Location | Honolulu County, HI |
| Initial Operation Date | July 2022 |
| Last Update | Dec 2024 |
| Annual Generation | 62.9 GWh |
| Annual Consumption | 234.4 k MMBtu |
| Ranked #3,672 out of 11,949 Power Plants Nationwide | |
| Ranked #754 out of 5,739 Solar Power Plants Nationwide | |
| Ranked #21 out of 65 Hawaii Power Plants | |
| Ranked #2 out of 30 Hawaii Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Lanai Sustainability Research LLC (2013 to 2018) Mililani I Solar LLC (2019 to 2023) |
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Monthly Net Generation for Mililani South Solar Farm
Mililani South Solar Farm Details
| Summary Information | |
|---|---|
| Plant Name | Mililani South Solar Farm (57242) |
| Plant Address | 94-830 Lanikuhana Ave, Mililani, HI 96789 |
| Utility | Mililani I Solar LLC (62893) |
| Latitude, Longitude | 21.42792, -158.01985 |
| Generation Dates on File | Aug 2022 to Dec 2024 |
| Initial Operation Date | July 2022 |
| Annual Generation | 62.9 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | EG21-259 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | |
| Balancing Authority | () |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Hawaiian Electric Co Inc (19547) HI |
| Grid Voltage | 138.00 kV |
| Energy Storage | Yes |
Generator 1 Details Operating July 2022
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 39 MW |
| Summer Capacity | 39 MW |
| Winter Capacity | 39 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 2022 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Time From Cold Shutdown To Full Load | 10M |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| Azimuth Angle | 180 |
| Tilt Angle | 50 |
| DC Net Capacity | 50.1 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Generator 2 Details Operating July 2022
| Technology | Batteries |
|---|---|
| Prime Mover | Battery |
| Ownership | Single Owner |
| Nameplate Capacity | 39 MW |
| Summer Capacity | 39 MW |
| Winter Capacity | 39 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | July 2022 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Electricity used for energy storage |
| Time From Cold Shutdown To Full Load | 10M |
| Energy Storage Details | |
| Nameplate Energy Capacity MWH | 156 |
|---|---|
| Maximum Charge Rate | 39 MW |
| Maximum Discharge Rate | 39 MW |
| Storage Technology | LIB |
| Nameplate Reactive Power Rating | 156 |
| Storage Enclosure Type | CS |
| Excess Wind And Solar Generation | P |
| Ac Coupled | Yes |
| Direct Support Of Another Unit | Yes |
| Direct Support Plant Id | 57242 |
| Direct Support Gen Id | 1 |
| Support T D Asset | Yes |
Mililani South Solar Farm Plant Owners
| Owner Name | Address | Generator | Ownership |
|---|---|---|---|
| We couldn't locate any owners for this plant | |||
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|---|---|---|---|
| #744 | Otter Creek Solar | Chase City, VA | 67.5 GWh |
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| #747 | Bluestone Solar | Chase City, VA | 66.0 GWh |
| #748 | Innovative Solar 43, LLC | Ivanhoe, NC | 65.3 GWh |
| #749 | Chevron - Lost Hills Hybrid | Lost Hills, CA | 64.9 GWh |
| #750 | FL Solar 4, LLC | Tallahassee, FL | 64.9 GWh |
| #751 | Avra Valley Solar | Marana, AZ | 64.8 GWh |
| #752 | Mammoth North Solar | Knox, IN | 64.7 GWh |
| #753 | Solar Borrego I | Borrego Springs, CA | 64.6 GWh |
| #755 | Dry Bridge Solar (Brown University) | North Kingstown, RI | 62.2 GWh |
| #756 | Innovative Solar 31 | Bladenboro, NC | 61.2 GWh |
| #757 | Bison Solar LLC | Wellington, CO | 61.0 GWh |
| #758 | Pawpaw Solar Plant | Butler, GA | 60.9 GWh |
| #759 | Glover Creek Solar, LLC | Summer Shade, KY | 60.9 GWh |
| #760 | Innovative Solar 47 | Maxton, NC | 60.5 GWh |
| #761 | Waiawa Solar Power Hybrid | Waipahu, HI | 59.3 GWh |
| #762 | Techren Solar III LLC | Boulder, NV | 60.4 GWh |
| #763 | AES Waikoloa Solar Hybrid | Waikoloa Village, HI | 60.3 GWh |
| #764 | Prairie Creek Solar | Jacksonville, IL | 59.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Mililani South Solar Farm.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| AES West Oahu Solar Hybrid | Waipahu, HI | 15.6 GWh | 4.7 mi |
| Aloha Solar Energy Fund 1 PK1 | Waianae, HI | 6.6 GWh | 8.6 mi |
| Campbell Industrial Park | Kapolei, HI | 95.0 GWh | 10.1 mi |
| HNL Emergency Power Facility | Honolulu, HI | 2.5 GWh | 9 mi |
| Kahe | Kapolei, HI | 2.8 TWh | 8.6 mi |
| Kalaeloa Cogen Plant | Kapolei, HI | 1.4 TWh | 10 mi |
| Kalaeloa Renewable Energy Park | Ewa Beach, HI | 5.2 GWh | 7 mi |
| Kalaeloa Solar Two | Honolulu, HI | 10.3 GWh | 8.6 mi |
| Kapolei Solar Energy Park | Kapolei, HI | 1.4 GWh | 9.7 mi |
| Lanikuhana Solar LLC | Mililani, HI | 30.2 GWh | 0.2 mi |
| Pearl City Peninsula Solar Park | Honolulu, HI | 1.3 GWh | 4.9 mi |
| Schofield Generating Station | Schofield Barracks, HI | 22.7 GWh | 4.3 mi |
| Tesoro Hawaii | Kapolei, HI | 161.1 GWh | 9.8 mi |
| Waiau | Pearl City, HI | 991.3 GWh | 4.6 mi |
| Waiawa Solar Power Hybrid | Waipahu, HI | 59.3 GWh | 3.2 mi |
| Waihonu North Solar | Mililani, HI | 6.4 GWh | 3 mi |
| Waihonu South Solar | Mililani, HI | 1.8 GWh | 2.8 mi |
| Waipio Peninsula | Waipio, HI | 23.7 GWh | 5 mi |
| Waipio Solar | Waipio, HI | 93.2 GWh | 3.1 mi |
| West Loch Solar One | Ewa Beach, HI | 39.3 GWh | 6.1 mi |