Bid guide
How to bid on Wastewater Sampling, Testing, Analysis, and Reporting for CA DOT
What the Department of Transportation is buying
The Department of Transportation is looking for vendors to provide wastewater sampling, testing, analysis, and reporting services. This work is needed in Los Angeles County, California. This is an opportunity for businesses specializing in environmental services related to water quality.
Key dates and what happens at the deadline
The deadline to submit your response for solicitation 07A6427 is September 22, 2026, at 5:00 PM ET. All submissions must be received by this time. Late submissions may not be considered.
Who this opportunity suits
This opportunity is suitable for firms with expertise in environmental testing, particularly those with capabilities in wastewater sampling, laboratory analysis, and regulatory reporting. Businesses in the environmental services category, especially those with operations or experience in Los Angeles County, are well-suited to respond.
How to respond to this solicitation
To respond, you need to access solicitation 07A6427 on Cal eProcure, California’s eProcurement portal. You can view the posting and its documents without an account. However, to submit your response, you will need to sign in to Cal eProcure with a free account. Follow the specific instructions provided on the posting for submission.
Tips for preparing a competitive response
When preparing your response, ensure you clearly outline your firm's experience with similar wastewater projects, including specific sampling and testing methodologies. Detail your analytical capabilities and how you ensure accurate and compliant reporting. Highlight any certifications or accreditations relevant to environmental testing. Pay close attention to all requirements listed in the solicitation documents to ensure your proposal is complete and responsive.
See the live bid — deadline, agency details, and how to respond
Dates and requirements can change via addenda; always verify on the bid page and at the original source before responding.
View this bid on BiddingSimpleThis guide was prepared by BiddingSimple from the solicitation’s public posting. It is not official guidance from Department of Transportation; the original posting controls.

