Security and convenience 24/7

(A flat service fee of $3 will be assessed by our payment provider, Hamer Enterprises.)


View current job openings online.


View the latest lab results


View Bids

Welcome to the Harlingen Waterworks Official Site

Harlingen WaterWorks is committed to supplying our customers with the highest quality drinking water and wastewater services. The Harlingen WaterWorks System serves approximately 27,000 water customers, as well as the towns of Combes, Primera and Palm Valley. HWWS also services over 19,000 sewer accounts in addition to the towns of Combes and Primera.

Our Commitment

We are committed to the highest quality of potable water for our customers. We take pride in our ongoing purity taste.

Experiencing a water outage or sewer backup?

Latest Articles

Join our journey and get the latest updates from Harlingen WaterWorks as we bring you the highest quality water possible.

Contact Us

Contact us via phone, email or stop by our office at 134 E Van Buren Ave. in Harlingen TX.
We will be glad to assist you with anything you need.

Office Information

Address: 134 E. Van Buren Ave.
Harlingen, TX 78550

Phone: 956-430-6100

Human Resource Email:
Customer Service Email:

Mail: P.O. Box 1950
Harlingen, TX 78551

Operational Hours

Monday – Friday
7:30am – 5:00pm

Monday, Wednesday & Friday
7:30am – 4:30pm
Tuesday & Thursday
7:30am – 5:30pm

Service Request