
Doing Business With Us
New Development
Guidelines for developers and contractors to initiate new water service projects.
Availability of Water Service
San Gabriel Valley Water Company (San Gabriel), regulated by the California Public Utilities Commission (CPUC), provides water service to all properties within its service area. To confirm service availability for a specific property, customers can:
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View the Los Angeles County division service area map.
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Contact San Gabriel’s Engineering Department at 11142 Garvey Avenue, El Monte, CA 91733 (626) 448-6183 and complete a Water Availability Request Form.
For Larger Projects:
Developers are responsible for the cost of this preliminary plan if required. Certain projects may also need a Water Supply Assessment to comply with regulations.
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Application Process for Developer Water Service Projects
To start a water service project, developers must submit a completed application along with all required documentation. Missing documents may delay project processing.
Once San Gabriel receives and accepts the application, required deposit, and supporting documents, the project will proceed through these phases:
Developer Water Service Project Guidelines
San Gabriel Valley Water Company (San Gabriel) oversees the design and construction of all frontage and off-site water facilities for new developments, including main extensions and fire service backflow prevention devices. Only San Gabriel and its approved contractors may work on San Gabriel’s public water system.
Application Meeting
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Schedule a pre-submittal application meeting with the Engineering Department to review requirements and begin the water design plan process.
Application Requirements Submit the following for application approval:
Job Description form
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Deposit for plan preparation (applied toward total project cost), includes a $10,000 base deposit, and additional deposit based on facility type:
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Domestic Service: $500
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Landscape Service: $500
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Fire Service: $5,000
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Fire Hydrant: $5,000
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Fire Protection Plans: Stamped and approved by the relevant fire protection authority (including fire flow, hydrants, and backflow device).
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Hydraulic Calculations: For private fire sprinkler systems.
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Electronic Improvement Plans: Submit in PDF and MicroStation/AutoCAD format.
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Company Letter: State the number and size of water services needed.
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Owner Information: Contact details of the project owner.
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Legal Documents: Operating Agreement or Bylaws.
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Utility Record Maps: For all existing utilities in the project area.
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Pipeline Alignment Study: Preliminary layout of proposed water facilities.
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Assessor’s Parcel Number(s) and Construction Schedule: San Gabriel installs water facilities after storm drains, sewer, and curbs are in place.
Additional items may include:
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Water utility plans, street improvement plans, grading plans, sewer plans, storm drain plans, tract maps, fire hydrant location plans, and dry utility plans.
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New Mains
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A new main may be installed if:
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No existing main is adjacent to the project, and the right-of-way exceeds 70 feet.
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Existing mains lack sufficient hydraulic capacity.
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Main Sizes
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Standard main size: Minimum 6-inch AWWA CML/C steel pipe, ensuring water velocity does not exceed 7.5 feet per second for peak design flow or 10 feet per second for peak daily demand and fire flow.
Fire Flow Requirements
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Design requirements set by local fire authorities (LACFD or SBCFD) and must be stamped and signed for approval.
Backflow Prevention Device
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An approved double detector check (DDC) valve assembly is required, with sizes ranging from 4” to 12”.
Water Service Materials
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Available service sizes: 1”, 2”, 4”, 6”, 8”, 10”, and 12”.
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Services under 2 inches use Municipex; larger services use AWWA CML/C.
Water Meters
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San Gabriel provides water meters upon payment of applicable fees. Construction meters are available via Customer Service.
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Preparation of Water Service Facilities Plans
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San Gabriel prepares construction drawings based on the preliminary alignment study.
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CAD files provided by the applicant will serve as base mapping.
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Utility record maps will verify locations and determine offsets.
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Fire hydrants and services will be consolidated to a single service lateral where feasible.
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Easements
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An easement is required for tract installations. San Gabriel will prepare the easement; the applicant must provide legal descriptions and proof of ownership.
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Sale of Facilities
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If existing infrastructure must be altered due to construction, San Gabriel processes a Sale of Facilities.
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Bidding
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After design approval, the project goes to bid. Bidding takes approximately 3 weeks.
Service Agreement and Final Deposit
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The final deposit, based on bid amounts, includes costs for:
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Material, labor, design, management, inspection, overhead, contingency, and applicable taxes/fees.
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Construction
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Construction begins once:
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Final deposit is paid.
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Service Agreement and necessary permits are in place.
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Easements are recorded (if required).
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Fire hydrant locations are approved.
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Site conditions meet specified requirements (streets at sub-grade, curbs installed, storm drains and sewers completed).
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For More Information Contact San Gabriel’s Engineering Department for further guidance and to confirm project requirements.
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Water Service Availability Letter
To request a Water Service Availability Letter, submit the following to the Engineering Department:
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Vicinity Map (8½" x 11”)
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Tentative Tract Map showing proposed services and connection points to existing San Gabriel facilities
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Water System Sizing and dwelling unit densities/demand estimates
Flow and Pressure Availability Letter
For a Flow and Pressure Availability Letter, submit the following to the Engineering Department:
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Vicinity Map (8½" x 11”)
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Tentative Tract Map with proposed service points of connection to San Gabriel facilities
Fire Flow Availability Forms
Products & Services We Purchase
Guidelines for developers and contractors to initiate new water service projects.

Major Construction Contractors
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Air Conditioning & Heating (Installation, Maintenance)
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Architectural Services
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Carpentry & Concrete Work
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Construction & Construction Management
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Demolition & Excavation
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Electrical & Low Voltage Services
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Fencing & Painting
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General Contracting
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HVAC & Plumbing
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Pipeline Contractors & Repairs
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Paving/Asphalt
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Roofing
Maintenance and Repair
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Building Maintenance
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Clamp Repairs & Pipeline Testing/Repair
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Janitorial & Landscaping Services
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Pest Control
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Pump Equipment & Testing/Maintenance
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Pipeline Fittings & Valves
General Products and Services
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Materials & Supplies: Barricades, Bearings, Bolts, Chemicals, Cleaning Supplies, Lubricants, Lumber, Material Handling Equipment
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Office Needs: Furniture, Design, Equipment, Supplies, and Machines
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Safety Supplies: Protective Equipment and Safety Gear
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Technology: Computers, Software, A/V, Computer Maintenance
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Miscellaneous: Armored Services, Courier Services, Catering, Coffee/Soft Drinks, Promotional Items, Translation Services
Transportation
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Auto Rentals, Repairs, and Maintenance
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Fleet Services
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Vehicle Purchases
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Warehousing
Water Equipment & Supplies
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Booster Pumps & Pumping Equipment
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Cooper Tubing & Ductile Iron Pipe
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Hydrants, Irrigation, & Steel Pipe
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Valves & Water Well Parts
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Meters
Professional and Consulting Services
Professional Services
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Accounting & Employee Benefits
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Graphic Design & Marketing
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Insurance & Printing
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Temporary Staffing
Consulting Services
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Engineering & Environmental
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Financial & Regulatory Affairs
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Information Technology
For more information, please contact: Miguel Garcia
Procurement Manager
Email: mgarcia@sgvwater.com
Phone: (626) 774-2283
Diversity, Equity, and Inclusion
Guidelines for developers and contractors to initiate new water service projects.
Supplier Diversity
Utility Supplier Diversity Program (USDP)
San Gabriel Valley Water Company (San Gabriel) participates in the CPUC's Utility Supplier Diversity Program (USDP) as outlined in General Order 156 (GO 156). This program promotes the inclusion of:
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Women-owned Business Enterprises (WMBE)
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Minority-owned Business Enterprises (MBE)
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Disabled Veteran-owned Business Enterprises (DVBE)
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LGBT-owned Business Enterprises (LGBTBE)
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Persons with Disabilities Business Enterprises (PDBE)

Supplier Certification Process
To qualify as a diverse supplier, vendors must be certified by the Supplier Clearinghouse, a joint clearinghouse established by utilities to verify and certify eligible suppliers. Service-disabled veteran-owned businesses can obtain certification through the California Department of General Services. Once certified, suppliers are added to a database accessible to all participating utilities.
Certification Criteria
A certified diverse supplier is defined as a business at least 51% owned, managed, and controlled by one or more of the following:
⦁ Women
⦁ Minorities (African-American, Hispanic-American, Native-American, or Asian-American)
⦁ Service-Disabled Veterans
⦁ LGBT Individuals
⦁ Persons with Disabilities
Getting Started with San Gabriel
If you are a certified diverse-owned business interested in working with San Gabriel, please complete the New Vendor Registration Form. Submit your form via email to jdiaz@sgvwater.com or mail it to:
San Gabriel Valley Water Company
Attn: Communications Department
P.O. Box 6010
El Monte, CA 91734-2010
Additional Resources
⦁ California Public Utilities Commission (CPUC)
⦁ Vendor Information Form