# California eProcure #0000040461

Reservoir #3 Water Treatment Plant Upgrade at Hearst San Simeon State Historical Monument

**Posted:** September 24, 2026
**Respond By:** October 23, 2026
**Identifier:** 0000040461
**NAICS:** 237110, 237990

This opportunity involves the upgrade of the Reservoir #3 Water Treatment Plant at the Hearst San Simeon State Historical Monument, managed by the California Department of Parks & Recreation.
- Government Buyer:
  - California Department of Parks & Recreation
  - Project location: Hearst Castle Visitor Center, San Simeon, San Luis Obispo County, CA
- Products/Services Requested:
  - Construction and upgrade of Reservoir #3 Water Treatment Plant
  - Work classified under water and sewer line and related structures, and permanent utility buildings
- OEMs and Vendors:
  - No specific OEMs or vendors are named in the solicitation
- Unique or Notable Requirements:
  - Bidders must hold a General Engineering Contractor (A) or General Building Contractor (B) license
  - Mandatory pre-bid conference at the project site
  - Participation in the Disabled Veteran Business Enterprise (DVBE) program (6%) is required
  - Small Business preference applies
  - Electronic bid submission is required
  - Bid package, project manual, and drawings are available for download

### Description

This solicitation is for the upgrade of the Reservoir #3 Water Treatment Plant located at Hearst San Simeon State Historical Monument. The project involves construction work classified under water and sewer line and related structures, as well as permanent buildings and structures for utility maintenance. A mandatory pre-bid conference is scheduled, and the bid submission deadline is October 23, 2026. The procurement is managed by the Department of Parks & Recreation, and participation in the DVBE program and Small Business preferences apply.

[View original listing](https://caleprocure.ca.gov/event/3790/0000040461)