Alta Sea
2500 S Signal Street, San Pedro, CA 90731Plant Summary Information
Alta Sea is ranked #604 out of 885 solar farms in California in terms of total annual net electricity generation.
Alta Sea generated 530.0 MWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Alta Sea |
|---|---|
| Utility Name | Signal Street Operating, LLC |
| Location | Los Angeles County, CA |
| Initial Operation Date | December 2023 |
| Last Update | Dec 2025 |
| Annual Generation | 3.0 GWh |
| Annual Consumption | 10.5 k MMBtu |
| Ranked #9,908 out of 13,081 Power Plants Nationwide | |
| Ranked #4,911 out of 7,015 Solar Power Plants Nationwide | |
| Ranked #1,264 out of 1,606 California Power Plants | |
| Ranked #604 out of 885 California Solar Power Plants | |
| Fuel Types | Solar |
Map of Alta Sea
Full Screen MapRegister Now for Comprehensive Access
Subscribe now to access all power plant data, utility information, FERC EQR data, and more for Alta Sea.
Monthly Net Generation for Alta Sea
Monthly Plant Fuel Consumption for Alta Sea
Alta Sea Details
| Summary Information | |
|---|---|
| Plant Name | Alta Sea (66395) |
| Plant Address | 2500 S Signal Street, San Pedro, CA 90731 |
| Utility | Signal Street Operating, LLC (65474) |
| Latitude, Longitude | 33.71911, -118.27262 |
| Generation Dates on File | Jan 2024 to Dec 2025 |
| Initial Operation Date | December 2023 |
| Annual Generation | 3.0 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 | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | Los Angeles Department of Water and Power (LDWP) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | |
| Transmission / Distribution Owner | Los Angeles Department of Water & Power (11208) CA |
| Grid Voltage | 34.50 kV |
| Energy Storage | No |
Generator PV1 Details Operating December 2023
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 1.8 MW |
| Nameplate Power Factor | 0.99 |
| Summer Capacity | 1.8 MW |
| Winter Capacity | 1.8 MW |
| Uprate/Derate Completed | No |
|---|---|
| Status | Operating |
| First Operation Date | December 2023 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Solar Details | |
| Fixed Tilt | Yes |
|---|---|
| Azimuth Angle | 252 |
| Tilt Angle | 13 |
| DC Net Capacity | 1.9 MW |
| Crystalline Silicon | Yes |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Alta Sea Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #4901 | APG Old Bayside | Aberdeen, MD | 3.0 GWh |
| #4902 | El Dorado County | Placerville, CA | 3.0 GWh |
| #4903 | Beulaville | Beulaville, NC | 3.0 GWh |
| #4904 | Kearsarge Gill | Gill, MA | 3.0 GWh |
| #4905 | Rose Hill Road Solar 2 - Spafford 2 | Skaneateles, NY | 3.0 GWh |
| #4906 | CO- CSU- Fort Collins II | Fort Collins, CO | 3.0 GWh |
| #4907 | BWC Swan Pond River CSG | Rehoboth, MA | 3.0 GWh |
| #4908 | Kearsarge Acushnet | Acushnet, MA | 3.0 GWh |
| #4909 | OER Checkerspot | Tracy's Landing, MD | 3.0 GWh |
| #4910 | ER Center Road Solar, LLC | Hardwick, VT | 3.0 GWh |
| #4912 | Scituate PV | Scituate, MA | 2.9 GWh |
| #4913 | Briscoe Solar 2 | Lostant, IL | 2.9 GWh |
| #4914 | Wappinger 9D Solar | Wappinger, NY | 2.9 GWh |
| #4915 | USAA Black Bear Energy | Cranbury, NJ | 2.9 GWh |
| #4916 | 2662 Freeport Solar 1 CSG | Freeport, IL | 2.9 GWh |
| #4917 | Watertown Solar One, LLC | Watertown, CT | 2.9 GWh |
| #4918 | SCS Penfield One 010750 Penfield, LLC | Penfield, NY | 2.9 GWh |
| #4919 | Gold Mine | Bradley, SC | 2.9 GWh |
| #4920 | Cashton Solar | Cashton, WI | 2.9 GWh |
| #4921 | Trout Creek Solar | Buena Vista, CO | 2.9 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Alta Sea.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Catalina Express | San Pedro, CA | 1.5 GWh | 2.2 mi |
| Harbor | Wilmington, CA | 86.6 GWh | 3.6 mi |
| Harbor Cogen | Wilmington, CA | 9.3 GWh | 4.7 mi |
| Kaiser - Harbor City | Harbor City, CA | 16.6 GWh | 4.9 mi |
| KSR053 Cantara Fuel Cell | Panorama City, CA | 12.5 GWh | 5.1 mi |
| Long Beach Generation | Long Beach, CA | 10.3 GWh | 4.1 mi |
| Los Angeles Harbor College | Wilmington, CA | 313.0 MWh | 4.5 mi |
| Los Angeles Refinery Wilmington | Wilmington, CA | 365.4 GWh | 3.5 mi |
| Marina South | San Pedro, CA | 1.8 GWh | 0.2 mi |
| Port of LA Solar FiT Project | San Pedro, CA | 1.4 GWh | 0.7 mi |
| THUMS | Long Beach, CA | 158.2 GWh | 4.8 mi |
| Total Energy Facilities | Carson, CA | 156.5 GWh | 3.5 mi |
| Valero Wilmington Cogeneration Plant | Wilmington, CA | 211.3 GWh | 4.6 mi |
| Westmont 300A | San Pedro, CA | 5.2 GWh | 3.4 mi |
| Westmont 300B | San Pedro, CA | 5.3 GWh | 3.3 mi |
| Westmont 301 | San Pedro, CA | 3.0 GWh | 3.1 mi |
| Westmont 400A | Los Angeles, CA | 3.5 GWh | 3.3 mi |
| Westmont 400B | Los Angeles, CA | 3.8 GWh | 3.2 mi |
| Westmont 401 | San Pedro, CA | 4.6 GWh | 3.1 mi |
| Wilmington Hydrogen Plant | Wilmington, CA | 179.0 GWh | 4.6 mi |