All industries › Utility solar › California › Alta Sea
Utility solar · Los Angeles County, California
Alta Sea
A 2 MW utility solar project in Los Angeles County, California. Alta Sea is built and in service. Public records name Signal Street Operating, LLC as its developer. No public record read so far names its builder.
The record
What the public record says about Alta Sea, as of 25 Oct 2026.
| Stage | Operating |
|---|---|
| Construction start | In service since 2023 |
| Size | 2 MW |
| Location | Los Angeles County, California (to about 10 km) |
| Developer | Signal Street Operating, LLC |
| Grid operator | — |
| Builder (EPC) | Not named yet |
| Trade subcontractors | in the app |
| People to call | in the app |
| Phase windows | in the app |
Every fact in the app links to the public record behind it, with how many records agree and whether it is confirmed, reported or an estimate. What the terms mean.
What happened
Each change dated by the scene or the document, newest first.
- Entered the public record for the first time.
Who was named on it, and when, is in the app.
Also in Los Angeles County
| Project | Stage | Size |
|---|---|---|
| ANTELOPE SOLAR 2Utility solar | Under construction | 423 MW |
| MARICIBattery storage | Under construction | 400 MW |
| GABRIEL STORAGEBattery storage | Under construction | 390 MW |
| BIG SKY SOLARUtility solar | Under construction | 320 MW |
| COMMERCE ENERGY STORAGEBattery storage | Under construction | 250 MW |
| Six Flags Magic MountainUtility solar | Under construction | 10 MW |
More
Questions
Alta Sea, in short.
Where is Alta Sea?
Alta Sea is a 2 MW utility solar project in Los Angeles County, California. The public page places it to within about ten kilometres; the precise location is in the subscriber record.
When does construction start on Alta Sea?
Alta Sea is built and in service since 2023.
Who is developing Alta Sea?
Signal Street Operating, LLC, as the public record names it.
Who is building Alta Sea?
No public record read so far names a builder for Alta Sea. Groundtrace leaves the field empty rather than guess, and fills it when a permit, a filing or the builder's own page names one.
Pricing
Free to explore. Subscribe for the full record.
Usage-based, no seats, cancel any time. Pay for what your team and your assistant actually use.
Explore
Free
- The map, by state and industry
- The next projects to break ground, per state
- A page per project, developer and grid operator
- The glossary and guides
Team
From $1,500 per month2,000 records included, then $0.25 per record. Month to month.
- Every project in development, with timelines
- Builders, developers and trade subcontractors
- Work contacts
- App, API and MCP server
Enterprise
Custom
- Everything in Team
- Watchlists and alerts
- New states and industries on request
- Dedicated support
Request access
Tell us what you sell. We answer within a working day.
Write to hello@groundtrace.io with your name, your company and what you sell, and we set up your access.