2700 ITB Water Treatment Chemicals

Location:	California
Posted:	Jan 30, 2026
Due:	Feb 27, 2026
Agency:	Contra Costa Water District
Type of Government:	State & Local
Category:	68 - Chemicals and Chemical Products
Solicitation No:	2700
Publication URL:	To access bid details, please log in.

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CONTRA COSTA WATER DISTRICT

INVITATION TO BID

# ITB 2700 Water Treatment Chemicals

Issued: Friday, January 30, 2026

Submittal Deadline: 10:00 a.m., (PST) Friday, February 27, 2026

Contra Costa Water District

1331 Concord Avenue, Concord, CA 94520

Attn: Judy Phan, Purchasing Officer

*It is the bidder’s responsibility to read the entire document, any addendums and to comply with all requirements

listed herein. Any addenda to this Invitation to Bid (ITB) will be directed to all participating bidders. It is the bidders’

responsibility for any addendums, notices, or changes to the ITB or the ITB process.

About CCWD

Contra Costa Water District was formed in 1936 to provide water for irrigation and industry and now

serves approximately 550,000 people in central and eastern Contra Costa County. Contra Costa Water

District is a local service agency known as a special district. Being a special district allows us to have a

single well-defined focus to meet a specific need. We provide a vital service of keeping the water flowing

to our community.

Website: www.ccwater.com

II. Notice of Inviting Proposals

A. Submittal of Proposals

Bidders must provide one (1) sealed hard copy bid (paper) and an electronic version on a flash drive

containing all required documentation in Word, Excel, or PDF format. No faxed or emailed bids will be

accepted. Bids shall be received at the Contra Costa Water District, 1331 Concord Avenue, Concord,

California, by 10: 00 a.m. (PST), Friday, February 27, 2026. Bids received after the due date and time will

be returned unopened and deemed unresponsive.

B. Pre-Bid Meeting-Optional

At this time, CCWD will not be conducting a voluntary or mandatory pre-bid meeting.

C. Conditions of Request for Proposals

Terms of Agreement

This service is for a one-year base period Fiscal Year (FY27) July 1, 2026, through June 30, 2027.

Liability of Cost and Responsibility

CCWD shall not be liable for any costs incurred in response to this ITBs. All costs shall be borne by the

person or organization responding to the request. The person or organization responding to the

request shall hold CCWD harmless from any and all liability, claim or expense whatsoever incurred by

or on behalf of that person or organization. All submitted material becomes the property of Contra

Costa Water District.

Insurance

CCWD has initiated an insurance compliance program. This program requires all companies providing

products and services to CCWD to have in place insurance coverage prior to the issuance of any

contract. Once the most responsive bidder has been established, that vendor will have until 30 days

after selection to provide all required insurance documents per the samples provided and register with

CCWD’s insurance compliance tracking system, MyCOI. Failure to provide this insurance

documentation will result in CCWD considering this bid or response to be unresponsive.

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Business License

Business licenses will be verified with the issuing agencies and references will be checked.

Prevailing Wage

Pursuant to Section 1770, et seq., of the California Labor Code, the successful bidder shall pay not less

than the prevailing rate of per diem wages as determined by the Director of the California Department

of Industrial Relations. Copies of such prevailing rate of per diem wages are on file at the office of the

Purchasing Officer, where copies will be made available during normal working hours to any interested

party upon request, or Bidders may prefer to obtain the current prevailing rate of per diem wages

directly from the website maintained by the California Department of Industrial Relations

(http://www.dir.ca.gov/dlsr/pwd/index.htm ).

Equal Employment Opportunity

Per District Administrative Procedure XII-4 entitled Equal Employment Opportunity; Prohibition of

Discrimination, Harassment, Retaliation, and Abusive Conduct, CCWD is an equal employment

opportunity employer. As such, CCWD employs, recruits, retains, promotes, evaluates, terminates, and

otherwise treats all employees, contractors, and job applicants on the basis of merit, qualification, and

competence, and without regard to any Protected Category under the Equal Employment Opportunity

Commission or the State of California Department of Fair Employment and Housing. CCWD does not

tolerate discrimination, harassment, retaliation, or abusive conduct by or against employment

applicants, employees, those not employed by, but working on behalf of CCWD, and/or members of the

public. Immediate and appropriate corrective action will be implemented as warranted for all such

misconduct. Administrative Procedure XII-4 is applicable to all employees and agents of CCWD with

whom an individual comes into contact in the workplace or in a work-related situation. CCWD’s policy

can be found at the following web address: https://www.ccwater.com/DocumentCenter/View/973/XII-

4-Equal-Employment-Opportunity-PDF.

Bid Notices

CCWD has included the Bid/Proposal General Provisions (Attachment C) to help explain CCWD’s bid and

proposal process.

The attached bid requirements must be completed and provided by the respondent. The information

will be the basis for the evaluation of costs between respondents and will be the basis for actual charges

for services performed under the terms of this contract. Submission of a bid constitutes acceptance of

CCWD’s Purchase Order Terms and Conditions (Attachment E). Failure to indicate herewith any

exceptions to the Purchase Order Terms and Conditions shall forever waive any such exceptions, see

the Bid Guarantee (Attachment D).

Addenda

Any changes, additions, or deletions to this bid will be in the form of written Addenda issued by the

Contra Costa Water District and posted to Planetbids and CCWD’s websites. CCWD will not be

responsible for failure of any prospective Vendor to receive such Addenda. All Addenda so issued shall

become part of this bid.

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Questions concerning Water Treatment Chemicals should be directed to the CCWD Purchasing Officer

at ccwdpurchasingrequests@ccwater.com, referencing ITB # 2700 and must be received by 4:00 p.m.,

(PST), Thursday, February 10, 2026. Responses to all questions received by the due date will be

published on CCWD website as an Addendum to the ITB on Tuesday, February 17, 2026.

Best Value Award

CCWD specifically reserves the right to reject any or all bids, to make any awards or any rejections in

what it alone considers to be in the best interest of CCWD, and to waive any irregularities in the bids.

CCWD does not obligate itself to accept the lowest bid and specifically reserves the right to reject any

or all bids or CCWD will accept any bid or combination of bids considered most favorable. CCWD

reserves the right to hire a primary and secondary contractor in the event the primary contractor cannot

respond in a timely manner.

WHAT:

WHEN:

WHERE:

ATTENTION:

One copy of the sealed Bid and one electronic (flash drive) version,

prepared in accordance with the instructions in this Invitation to Bid.

10:00 a.m., (PST), Friday, February 27, 2026

Contra Costa Water District, 1331 Concord Ave., CA. 94520

Judy Phan, Purchasing Officer

Bid should be prepared considering the information in the following attachments:

Attachment A - Scope of Work

Attachment B - Contractors Rates & Charges

Attachment C - Bid/Proposal General Provisions

Attachment D - Bid Guarantee

Attachment E - Purchase Order Terms and Conditions

Attachment F - Contractual Insurance Requirements

Attachment G - Contractor / Consultant Safe Practices Handbook

Attachment H - Contractor Safety Orientation

Sincerely,

Judy Phan

Purchasing Officer

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SCOPE OF WORK AND TECHNICAL REQUIREMENTS

CONTRA COSTA WATER DISTRICT

1331 Concord Avenue

Concord, CA 94520

WATER TREATMENT CHEMICALS

General Specifications

Specifications listed below are general requirements for all chemicals – detailed requirements are

stated in the individual chemical specifications attached. All treatment chemicals or products must be

certified as meeting the current specifications of NSF International/American National Standard

Institute (NSF/ANSI) 60-2005 (Drinking Water Treatment Chemicals – Health Effects), which is hereby

incorporated by reference. Certification shall be from an American Water Works Association (AWWA)

accredited product certification organization whose certification system includes, as a minimum, the

following criteria for ensuring the chemical or product meets NSF/ANSI Standard 60.

(a) Annual product testing

(b) Annual facility inspections

(d) Annual manufacturing practice reviews

(e) Annual chemical stock inspections

All prospective vendors must submit proof of current NSF/ANSI 60 certification for chemical works of

origin for all chemical bids. The bill of lading must clearly identify the product delivered to be NSF 60

certified by stamp or typed written statement – no handwritten notations accepted. Failure to provide

clear identification of the NSF products will result in the rejection of the load at no cost to the Contra

Costa Water District (CCWD).

General Chemical Standards:

1. Calcium Thiosulfate (30% solution) shall be 30% solution w/v, pH 6.5-7.15, and specific gravity

of 10.34 pounds per gallon, and the solution should be clear.

2. Liquid Oxygen must conform to the current version of the AWWA Standard.

3. Polymers (Cationic) must conform to the current version of the AWWA Standard. Polymers

(Non-ionic) must conform to the current version of the AWWA Standard.

4. Sulfuric Acid (93% solution) must be certified to NSF Standard 60.

5. Aluminum Sulfate (44%-49%) must conform to the current version of the AWWA Standard.

6. Aquatic Herbicides/Algaecides.

This is the opportunity summary page. It provides an overview of this opportunity and a preview of the attached documentation.

Bid Number:	2700
Bid Title:	2700 ITB Water Treatment Chemicals
Category:	Invitation to Bid
Status:	Open

2700 ITB Water Treatment Chemicals

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See also