The City of Harlingen WaterWorks Engineering Department currently has four employees and is located on the 2nd floor of the HWWS main office building. The WaterWorks currently has a service area that extends from White Ranch Road on the west to the Port of Harlingen on the east and from FM 509 on the south to Primera and Combes on the north.

This department is responsible for keeping current mapping of the water and sanitary sewer lines in our system, which consist of approximately 455 miles of water lines and 253 miles of sewer lines. Information is available to the public regarding water line size, location, fire hydrant locations, sewer line locations and size, etc.

The engineering department also does the calculations of the fees for new connections to the water and sewer lines in our system, whether it be a single connection for a residence, fees for commercial developments or new subdivisions.

This department is continuously working on and planning upgrades to our water treatment facilities, water distribution and water transmission mains, along with our wastewater treatment facilities and sewer lines to better serve our existing and future customers.

You can reach this department between the hours of 8 am and 5 pm, Monday through Friday either by phone at (956) 430-6108 or at the main office building to answer any concerns or questions regarding locations and sizes of water and sewer lines and fees for connections to our system.