Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →
CLEATUS
Get CLEATUS

This Government Contract opportunity from California was posted on August 20, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Potable Water and Wastewater Microbiological Testing

Closed
State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541380
New
SLED
Non-Destructive Testing (NDT) for OCS ConductorsThis subcontract involves providing independent non-destructive testing and inspection of aluminum conductors for prime contractors working on California High-Speed Rail Authority projects in Wasco, California. The primary objective is to verify that conductors comply with EN/IEC standards by identifying any existing defects, corrosion, or contamination. The selected provider is responsible for delivering comprehensive certified NDT test reports and formal compliance certifications. To ensure technical quality, all personnel performing the inspections must be certified under ASNT Recommended Practice No. SNT-TC-1A. This opportunity falls under NAICS code 541380, with a response deadline set for November 19, 2026.
California High-Speed Rail Authority

POSTED

about 3 hours ago

DEADLINE

in 22 days
NAICS: 541380
New
Federal
Ultrasonic and Dye Penetrant Inspection Services
Navsup Weapon Systems Support Mech

POSTED

about 3 hours ago

DEADLINE

in 12 days
NAICS: 541380
New
SBIR / STTR
Laser Testing and Metrology Services
U.S. Air Force

POSTED

about 3 hours ago

DEADLINE

in 28 days
NAICS: 541380
New
SBIR / STTR
Power Systems Testing and Validation Services
U.S. Air Force

POSTED

about 3 hours ago

DEADLINE

in 28 days
NAICS: 541380
New
SLED
Materials Testing and Quality Assurance
Lakehaven Water and Sewer District

POSTED

about 3 hours ago

DEADLINE

in 20 days
NAICS: 541380
New
SBIR / STTR
Fire-Resistant Materials Research and Testing
U.S. Navy

POSTED

about 3 hours ago

DEADLINE

in 28 days
NAICS: 541380
New
SBIR / STTR
Advanced Materials Characterization & Testing
U.S. Air Force

POSTED

about 3 hours ago

DEADLINE

in 28 days
NAICS: 541380
New
SBIR / STTR
C-UAS Testing and Evaluation Services
Office of the Secretary of Defense

POSTED

about 3 hours ago

DEADLINE

in 28 days
NAICS: 541380
New
Federal
Stability Testing for ManNAc Drug Product produced in Campaigns 5 and 6. Stability testing will occur under regulatory compliance
Solicitation # 75N98027Q00040
National Institutes Of Health Olao

POSTED

about 3 hours ago

DEADLINE

in 12 days
NAICS: 541380
New
Federal
J065--RO Equipment Maintenance
Solicitation # 36C25027Q0051
Solicitation 36C25027Q0051 is a request for quotes for a firm-fixed-price contract to provide preventive and non-routine emergency maintenance services for reverse osmosis equipment systems at the Ann Arbor VA Medical Center in Michigan. The scope of work covers systems serving the Laboratory Department and Sterile Processing Service, requiring adherence to OEM instructions and AAMI standards. The anticipated period of performance begins January 8, 2027, and extends through January 7, 2032, consisting of a one-year base period and four optional one-year extensions. This procurement is 100% set aside for small businesses under NAICS code 541380. The government will evaluate offers based on technical capability and past performance, with the total evaluated price including all option years and a six-month extension under FAR 52.217-8. Offerors must be registered in the System for Award Management and submit their quotes electronically to the contracting officer. Required submission documents include a signed SF1449, a strict adherence to the price schedule, and a past performance list from the last three years. Technical volumes are limited to ten pages. Awarded contractors must ensure personnel complete mandatory VA privacy and security training and provide all necessary certifications within three business days of the award.
250-NETWORK Contract Office 10 (36C250)

POSTED

about 3 hours ago

DEADLINE

in 19 days
NAICS: 541380
New
SLED
Environmental Sampling and Lab Testing ServicesThis subcontract for Environmental Sampling and Lab Testing Services supports prime contractors on industrial hygiene projects for the County of Orange in Santa Ana, California. The scope of work involves performing field sampling and providing certified laboratory analysis for a wide range of contaminants, including asbestos, lead, silica, organic and inorganic metals, bacteria, mold, viruses, and soil gas vapor intrusion. All activities must be conducted using sterile collection media and field sampling pumps in accordance with AIHA standards, culminating in the delivery of formal analytical reports and laboratory results. Managed under the County Executive Office of Budget and Finance, this opportunity falls under NAICS code 541380. The solicitation was posted on October 28, 2026, with a response deadline set for November 16, 2026.
County of Orange, County Executive Office - Budget & Finance

POSTED

about 4 hours ago

DEADLINE

in 19 days
NAICS: 541380
New
Special Emphasis (Level I) Material Testing and Analysis
Navsup Weapon Systems Support Mech

POSTED

about 11 hours ago

DEADLINE

in about 1 month

AI Contract Overview

Show more

This subcontract for CAL FIRE involves providing comprehensive microbiological testing for potable water and wastewater samples. The selected provider will perform both qualitative and quantitative analysis for coliform bacteria utilizing MMO/MUG and HPC methods to ensure water safety and compliance. The project is based in San Diego and falls under NAICS code 541380. Interested parties must submit their responses by September 3, 2026, following the posting date of August 20, 2026.

General Info

CAL FIRE subcontract for water microbiological testing in San Diego, due September 3, 2026.

Agency

California → CAL FIRE

NAICS

541380 - Testing Laboratories and Services

Place of Performance

San Diego, CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 3CA07671.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

3CA07671 Water Testing Services

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed
Posted

subcontract

Response Deadline

Deadline has passed

Submission Closed

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

Show more
AgencyCalifornia → CAL FIRE
ContactsNo contacts available
OfficeN/A
Organization / AgencyCalifornia → CAL FIRE
Office AddressN/A
ContactsNo contact information available

Full Description

Show more
Perform qualitative and quantitative analysis for coliform bacteria using MMO/MUG & HPC methods on potable water and wastewater samples from CAL FIRE facilities.

More opportunities from California → CAL FIRE

Same awarding agency

NAICS: 332322
SLED
Custom Galvanized Duct TransitionsThis subcontract involves the fabrication and delivery of custom galvanized sheet metal duct transitions for a 7.5-ton ground unit. The project supports prime contractors working on CAL FIRE facility projects located in Siskiyou. All manufacturing must be completed using fabrication shears and brakes in strict accordance with SMACNA standards for duct construction. The solicitation was posted on October 15, 2026, with a response deadline of October 31, 2026. Classified under NAICS code 332322, the scope of work encompasses both the technical production of the components and their subsequent delivery to the project site.
Sheet Metal Work Manufacturing

POSTED

13 days ago

DEADLINE

in 2 days
View Details
NAICS: 423450
SLED
HVAC Unit Supply (Roof, Split, and Package Units)This subcontract involves the supply and delivery of commercial HVAC hardware for prime contractors working on CAL FIRE facility projects located in Siskiyou. The scope of work requires the provision of one 3-ton roof unit, one 3-ton inverter-driven split system heat pump, and one 7.5-ton commercial gas/electric package unit equipped with an economizer. Additionally, the supplier must provide digital programmable thermostats, electrical disconnect switches, and complete the necessary manufacturer warranty registrations. The contract is categorized under NAICS code 423450 and requires all specified units to be delivered directly to the job site. Interested parties should note that the response deadline for this opportunity is October 31, 2026.
Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers

POSTED

13 days ago

DEADLINE

in 2 days
View Details
NAICS: 562111
SLED
HVAC Equipment Disposal ServicesThis subcontract for HVAC Equipment Disposal Services involves the removal and legal disposal of decommissioned HVAC units at CAL FIRE facilities located in Siskiyou. The scope of work includes the removal of one 3-ton roof unit, one 3-ton split system, and one 7.5-ton package unit, with a specific requirement for the proper hauling of refrigerant and metal scrap in accordance with environmental regulations. The contractor must hold an EPA Section 608 Certification to ensure compliant refrigerant recovery and is required to provide disposal manifests and a clean site upon completion. Interested parties must respond by October 31, 2026, for this project categorized under NAICS code 562111.
Solid Waste Collection

POSTED

13 days ago

DEADLINE

in 2 days
View Details
NAICS: 238990
SLED
Crane Services for HVAC Unit PlacementThis subcontract for Crane Services for HVAC Unit Placement involves the lifting and placement of heavy HVAC equipment for prime contractors on CAL FIRE facility projects located in Siskiyou. The scope of work requires the use of a mobile crane or boom truck to hoist and set one 3-ton roof unit and one 7.5-ton commercial package unit, ensuring safe placement and mounting in designated locations. All operations must strictly adhere to OSHA rigging and hoisting standards to ensure safety and compliance. The opportunity was posted on October 15, 2026, with a response deadline of October 31, 2026, falling under NAICS code 238990.
All Other Specialty Trade Contractors

POSTED

13 days ago

DEADLINE

in 2 days
View Details
NAICS: 238220
SLED
2CA08061 - Replacing Heating, Ventilation and Air Conditioning (HVAC) Units Services **Small Business Bidders ONLY**
Solicitation # 2CA08061
The California Department of Forestry and Fire Protection (CAL FIRE) is soliciting bids for the replacement of three HVAC units at the Siskiyou Unit Emergency Command Center in Yreka, California. This opportunity is strictly limited to California Certified Small Businesses. The scope of work includes the installation of a 3-ton roof unit, a 3-ton inverter-driven split system heat pump for the server room, and a 7.5-ton commercial gas/electric package unit with a free-cooling economizer. All work must comply with Title 24 California Building Standards, CARB, and US EPA Section 608 regulations. Bidders must hold a C-20 Warm-Air Heating, Ventilating, and Air Conditioning Contractor license and were required to attend a mandatory site walk-through on October 22, 2026. Bids are due by October 30, 2026, at 5:00 PM and must be submitted via email to Austin Bristol. Required documentation includes a completed rate sheet, bidder certification, Non-Collusion declaration, and Payee Data Information. The project must be completed within six months of the Notice to Proceed. Payment will be issued as a single lump sum only after 100% of the installation is finished and formally accepted by a CAL FIRE representative. Additional requirements include a payment bond for contracts exceeding $25,000, adherence to prevailing wage laws for bids over $1,000, and a minimum warranty of five years for parts and two years for labor.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

13 days ago

DEADLINE

in 2 days
View Details
NAICS: 238220
SLED
1CA08012 HVAC Annual Maintenance Inspection, Repair and Emergency Repair Services
Solicitation # 1CA08012
The California Department of Forestry and Fire Protection (CAL FIRE) is soliciting bids for a three-year contract to provide HVAC annual maintenance inspections, repairs, and emergency repair services. The scope of work covers various CAL FIRE locations, including the Santa Clara Unit and multiple fire stations such as Morgan Hill, Coyote, Pacheco, Castle Rock, Del Puerto, Smith Creek, Stevens Creek, Sunol, Sunshine, and Sweetwater. The selected contractor will be responsible for providing all necessary labor, materials, equipment, tools, permits, and transportation. Services are billed on a per-service basis for annual inspections and an hourly basis for standard and emergency repairs. To be eligible, the prime contractor must hold a valid C-20 Warm-Air Heating, Ventilating, and Air-Conditioning Contractor license from the California State Licensing Board and be registered with the Department of Industrial Relations Public Works Contractor Registration. Bids will be awarded to the lowest responsive and responsible bidder, with a coin toss used to resolve any ties. Compliance with State General Prevailing Wage Rates is required for specific counties if the bid exceeds 1,000 dollars, and all work must adhere to OSHA, NFPA, and ADA standards. Interested vendors must submit their bids in PDF format to [email hidden] by November 4, 2026, at 5:00 p.m. Pacific Time. Submissions must include a comprehensive set of required documents, including a rate sheet, bidder certifications, and a Payee Data Record. While a Disabled Veteran Business Enterprise (DVBE) goal is not mandated, participation is encouraged and may provide incentives. Additionally, bidders must disclose the use of Generative AI in any deliverables and certify compliance with the Darfur Contracting Act.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

13 days ago

DEADLINE

in 7 days
View Details
NAICS: 423450
SLED
HVAC Replacement Parts and Components SupplierThis subcontract agreement establishes a supplier for HVAC replacement parts, filters, and components necessary for the maintenance and repair of furnaces and mini-split systems at CAL FIRE fire station projects. The scope of work specifically requires the provision of capacitors, motors, and refrigerant compatible with models 113APA048-E, 48GSN03060301, and R801T1005A21UHNNAS. The selected supplier is responsible for delivering these materials directly to the prime contractor or the designated project site in Santa Clara. To be eligible for this contract, the supplier must hold a valid California business license. The solicitation was posted on October 14, 2026, with a response deadline of November 5, 2026. This procurement falls under NAICS code 423450 and is intended to support prime contractors operating on behalf of the state agency.
Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers

POSTED

14 days ago

DEADLINE

in 7 days
View Details
NAICS: 238220
SLED
HVAC Maintenance, General Repair, and Emergency Repair ServicesThis subcontract involves providing annual maintenance inspections, general repairs, and emergency repair services for HVAC systems, furnaces, and mini-split systems, specifically including models 113APA048-E and AOU18RLXFZ. The work supports prime contractors on CAL FIRE fire station projects located within the Santa Clara Unit. All services must be performed in accordance with OSHA, NFPA, and local building codes, with the final deliverables being functioning systems and completed inspection reports. Eligible providers must hold a valid California business license and ensure full ADA compliance. The project falls under NAICS code 238220. Interested parties should note the response deadline of November 5, 2026, for this agency requirement.
Plumbing, Heating, and Air-Conditioning Contractors

POSTED

14 days ago

DEADLINE

in 7 days
View Details
NAICS: 313320
SLED
Structural Firefighting Moisture Barrier Fabric SupplyThis subcontract involves the supply of specialized moisture barrier fabrics for prime contractors working on CAL FIRE structural firefighting protective ensemble projects. The scope of work includes the manufacture of technical fabrics designed for compatibility with PBI Flex/Max outer shells and Titanium/Glide Ice thermal liners. The supplier is responsible for delivering the physical fabric along with essential technical documentation, including PFAS data statements and manufacturer specifications. To ensure compliance with NFPA standards, the provider must supply UL Certified Letters that validate Thermal Protective Performance, Total Heat Loss, and Evaporative Resistance ratings. This procurement is categorized under NAICS code 313320 and is managed through the California state procurement system.
Fabric Coating Mills

POSTED

14 days ago

DEADLINE

in about 8 hours
View Details
NAICS: 313230
SLED
Request For Information 7PA6F00031 Moisture Barrier Fabric
Solicitation # 7PA6F00031
The California Department of Forestry and Fire Protection (CAL FIRE) issued Request for Information 7PA6F00031 on October 14, 2026, to gather technical data on fabric compositions for Structural Firefighting Protective Ensemble turnout coat and pant moisture barrier fabrics. This RFI is intended for market research to support employees in emergency response duties and is not a solicitation for pricing or design requirements. Interested respondents must submit their information via email to Andrew Perez and Hannah Billows by 3:00 PM on October 28, 2026. Technical requirements specify that moisture barrier fabrics must be compatible with specific outer shells, such as PBI Flex 7 or PBI Max, and thermal liners including Titanium SL2i or Glide Ice. Performance must be validated by UL Certified Letters, requiring a minimum Total Heat Loss (THL) of 270, a minimum Thermal Protective Performance (TPP) of 40, and a maximum Evaporative Resistance (RET) of 35. Required submissions include UL certification, manufacturer literature, and detailed PFAS data indicating the type and level of PFAS present or a statement confirming the fabric is PFAS-free.
Nonwoven Fabric Mills

POSTED

14 days ago

DEADLINE

in about 7 hours
View Details
NAICS: 423830
SLED
Fuel Vault Maintenance Parts and SuppliesThis subcontract for Fuel Vault Maintenance Parts and Supplies involves providing essential replacement materials for prime contractors working on CAL FIRE above-ground fuel vault fill stations. The scope of work includes the delivery of gaskets, seals, valves, and fuel-compatible hardware, all of which must strictly adhere to the standards set by the Air Quality Management District and the Aboveground Petroleum Storage Act. The contract is associated with NAICS code 423830 and requires delivery of specified parts directly to CAL FIRE sites or the prime contractor, with the place of performance located in West Sacramento, California. The solicitation was posted on October 13, 2026, with a response deadline of October 29, 2026.
Industrial Machinery and Equipment Merchant Wholesalers

POSTED

15 days ago

DEADLINE

in about 9 hours
View Details
NAICS: 238210
SLED
Fuel Vault Electrical and Monitoring Systems ComplianceThis subcontract for CAL FIRE involves the annual review and maintenance of electrical and monitoring systems at fuel vault fill stations. The selected contractor will be responsible for testing electrical components, leak detection monitoring systems, and fire or spill response safety equipment using specialized diagnostic tools. Key deliverables include the provision of annual electrical compliance reports and official safety gear certifications to ensure operational safety and regulatory adherence. Qualified candidates must hold a California Electrical License (C-10) and an STI/SPFA SP001 Aboveground Tank System Inspector certification. The work is centered in West Sacramento, California, under NAICS code 238210. Interested parties must submit their responses by October 29, 2026.
Electrical Contractors and Other Wiring Installation Contractors

POSTED

15 days ago

DEADLINE

in about 9 hours
View Details

Earlier notices in this NAICS code

Posted before this notice, open and closed

NAICS: 541380
Closed
SLED
GPR System Integration and Calibration Services
Texas Department Of Transportation

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541380
Closed
SLED
Statewide Drug and Alcohol Testing
Solicitation # 645-RFP-2923-2027
Iowa

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541380
Closed
SLED
Material Testing Services
City of Alpharetta

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541380
Closed
SLED
Materials Testing and Quality Assurance
City of Eureka

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541380
Closed
SLED
Materials Testing & Quality Assurance
Los Angeles County Public Works

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541380
Closed
SLED
Soil Testing and Agronomic Analysis
Public Works

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541380
SLED
Water Quality Testing and Laboratory Analysis
SWRCB, Division of Drinking Water

POSTED

2 months ago

DEADLINE

N/A
View Details
NAICS: 541380
Closed
SLED
0502-2026-08-RFB - RFB: Emissions Testing of Airport Utilities and Controls Division Equipment (Personal Services)
Solicitation # 231581
City of Los Angeles

POSTED

2 months ago

CLOSED

28 days ago
View Details
NAICS: 541380
Closed
SLED
Construction Material Testing & Scheduling Consultant
DTMB

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541380
Closed
SLED
Contaminated Sediment Laboratory Analysis
DTMB

POSTED

2 months ago

CLOSED

about 1 month ago
View Details
NAICS: 541380
Closed
SLED
ARFQ-0310-DNR2700000003-1 | WRS: Open-End CWD Testing for White-tailed Deer
Solicitation # ARFQ 0310 DNR270000003
West Virginia

POSTED

2 months ago

CLOSED

about 2 months ago
View Details
NAICS: 541380
Closed
SLED
Laboratory Roll-to-Roll Slot-Die Coating System
Solicitation # RFQ-0000002899
LSU - Baton Rouge

POSTED

2 months ago

CLOSED

about 2 months ago
View Details

Find Active Opportunities Like This

Get AI-powered intelligence on the opportunities still open

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Miguel
Hillary
Keith Deutsch
Christine

Join 750+ contractors already using CLEATUS