Construction sites / California
New construction sites in California
In the six weeks to September 25, 2026, 219 construction sites of an acre or more in California filed a Notice of Intent for stormwater coverage, which comes before clearing or grading starts. It's the earliest public sign of a new job site.
52new sites a week
219in the last 6 weeks
74of 5 acres or more
Per week
By county
- Los Angeles21
- Riverside18
- Orange16
- San Diego15
- Sacramento11
- San Bernardino9
- Placer8
- San Joaquin8
- Stanislaus8
- Santa Clara7
- Kern7
- Contra Costa7
The latest sites
| Filed | Project | County | Size | Type | Developer |
|---|---|---|---|---|---|
| Sep 25 | Leonardo | Yolo | 2.39 acres | Commercial | 1616 Da Vinci LP |
| Sep 25 | 337 West Avenue South | Stanislaus | 2.73 acres | Residential | McRoy Wilbur Communities Inc |
| Sep 25 | Communication Line Install Project No 5288532… | Modoc | 16.18 acres | Road/utility | R3X Group, Inc |
| Sep 25 | Hinkle Embankment Restoration | Placer | 1 acres | Other | San Juan Water District |
| Sep 25 | Beach Road Stabilization | Marin | 0.5 acres | Other | City of Belvedere |
| Sep 25 | Grand Prix of Torrance | Los Angeles | 1.22 acres | Commercial | Grand Prix Auto Club LLC |
| Sep 25 | (project name not given) | Santa Barbara | 1.46 acres | Residential | Vista Oceano LLC. |
| Sep 25 | 333 Quinterra Lane | Contra Costa | 1.66 acres | Residential | Pacific Developers and… |
| Sep 25 | Redding School of the Arts High School | Shasta | 3.6 acres | Other | Redding School of the Arts |
| Sep 25 | CA004 Corona | Riverside | 2.43 acres | Commercial | Rove Operating LLC |
| Sep 24 | Quanta Building 19 | Alameda | 3.8 acres | Commercial | McLarney Construction, Inc. |
| Sep 24 | (project name not given) | Alameda | 7 acres | Commercial | Headwaters Building Group |
Subscribers also get each site's map point, street address where the filing has one, planned start and end dates, and the owner and developer when they're companies. People named on the filing are never included.
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Build your alert →Source: California's State Water Resources Control Board, Notices of Intent for construction stormwater coverage (required before clearing or grading an acre or more). Last filing in this data: September 25, 2026.