Engineering

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The City of Ontario Engineering Department, under the direction of City Engineer Khoi Do, serves the needs of the citizens of Ontario by providing professional engineering services to the community and City government. The department is dedicated to maintaining the highest level of responsiveness which serves to characterize a business-friendly environment to serving our community. The department is charged with overseeing, planning, designing, and implementation of infrastructure projects. Some of the department's functions include:

  • Act as the lead agency for construction and public works contracts within the Right-of-Way.
  • Program, plan, design and administer the construction of the annual Capital Improvement Program.
  • Issue encroachment and traffic control permits for any work within the Right-of-Way.
  • Inspect construction within the Right-of-Way to verify conformance with the permit conditions and compliance with the latest City codes.
  • Review all proposed residential, commercial and industrial development projects and provide engineering input as well as conditions of approval for proposed projects.
  • Plan check all development plans including those that impact other department functions.
  • Manage the NPDES program activities, such as business inspection, construction site inspection, public education, and outreach, etc.
  • Manage traffic engineering and transportation planning activities.
  • Provide support for other departments working within the Right-of-Way

Location:

First floor of City Hall
303 East B Street
Ontario, CA 91764

Counter Hours:

Monday - Thursday: 7:30 AM - 5:30 PM
Friday: 8:00 AM - 5:00 PM

Contact Us

Engineering Department   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   .   Main #: (909) 395-2025

Division/Section

Item

Phone Number

Email

Capital Improvement Program (CIP)

Emergency Work

(909) 395-2025

ENGEmergencywork@ontarioca.gov

Environmental Section

Stormwater / NPDES (909) 395-2025 ENGStormwater@ontarioca.gov

Land Development Section

Front Counter

(909) 395-2145 or (909) 395-2150

ENGCounter@ontarioca.gov

Traffic & Transportation Division

Traffic Hotline (909) 395-2157 TrafficOperations@ontarioca.gov
Other Contacts

Outside Agencies/Utility Companies

Agency/Company

Item

Phone Number

Email

Cucamonga Valley Water District

Sewer & Water

(909) 944-6000

 

Frontier Communications

Fiber Optics & Telecommunication

(803) 487-1765

 

HP Communications

Telecommunication   info@hpcomminc.com

Inland Empire Utilities Agency (IEUA)

Sewer (909) 993-1600  

Jurupa Community Services

Sewer & Water (951) 685-7434  

Monte Vista Water District

Water (909) 624-0035  

San Antonio Water Company

Water (909) 982-4107  

Southern California Edison (SCE)

Power (800) 611-1911  

Southern California Gas Company (SoCal Gas)

Gas (800) 423-1391 socalgastransmissionutilityrequest@semprautilities.com

Spectrum

Fiber Optics & Telecommunication (888) 892-2253