Geological Exploration Drilling Services

The California Department of Water Resources is seeking contractors for as-needed geological exploration drilling, well construction, well development, aquifer testing, and related services in the Salton Sea watershed.

California > Department of Water Resources


General
Open
0000040496
Oct 21, 2026 11:00 PM
Sep 28, 2026 07:25 PM
1 year base + 2 × 1 year options
Service-Disabled Veteran-Owned Business
Invitation for/to Bid (IFB/ITB)
State
Ask AI about this solicitation
Original Solicitation Links
Contact
carley.porter@water.ca.gov
+19169026930
Submission Instructions
Mail
Department of Water Resources Contract Services, Attn: Carley Porter, P.O. Box 942836, 715 P Street, Sacramento, CA 94236-0001

or

Hand delivery

or

UPS, express mail, or Federal Express
Description

The California Department of Water Resources is soliciting bids for as-needed geological exploration drilling and well drilling services in the Salton Sea watershed. The contractor will support groundwater characterization and vegetation enhancement projects at dust suppression areas, with work performed at a minimum of two and a maximum of six drilling sites under written work orders. The scope includes mobilization, mud-rotary drilling, pilot holes, borehole geophysics, monitoring and extraction well installation, annular backfill and well completion, well development, pump and motor installation, aquifer step-drawdown and constant-rate testing, groundwater sampling, drilling-mud and groundwater disposal, site access and security, and related equipment or special services. The contractor must possess a valid California C-57 Water Well Drilling License, maintain California DIR registration, provide qualified drillers and helpers, meet training requirements, and satisfy a mandatory 3% DVBE participation commitment. The anticipated term is one base year with two additional one-year option terms.

Classification Codes
NAICS213111Drilling Oil and Gas Wells
PSCF015Well Drilling/Exploratory Services
Smart Codes
geological drilling serviceswater well constructionaquifer testing services
Specifications
Service
Timeline
Sep 28, 2026-Published Date
Oct 02, 2026 07:00 PM-Technical Questions Due
Oct 06, 2026 10:00 PM-Answers to Technical Questions
Oct 21, 2026 11:00 PM-Bid Submission Deadline
Oct 22, 2026 05:00 PM-Public Bid Opening (optional)
Telephone audio-only: +1 916-573-2034; Conference ID: 221 613 229. The online opening is visual only, with no questions and answers.
Requirements
Required
  • Commercial General Liability — $1,000,000.00
  • Workers Compensation
  • Employers Liability — $1,000,000.00
  • Automobile Liability — $1,000,000.00
Required
  • Bid Bond — 10%
Required
  • Minimum 3 references
  • Within the last 5 years
  • Client point of contact required for each reference
Yes
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