City page · Texas
Harlingen, Texas tap water
Harlingen, Texas is associated with 2 active community water system(s) in EPA SDWIS data (systems may serve multiple places or buy/sell water). The largest listed system by population served is HARLINGEN WATER WORKS SYSTEM (85,900 people). Across those systems, this directory currently indexes 1 health-based violation record(s) in recent years. Private wells are not regulated like public systems and are not covered here.
Counties seen in EPA geo data: Cameron
Primary municipal water system
Texas EPA geographic extracts in this data quarter list county service areas, not city served. We feature the main City of Harlingen (or closest municipal) system first. Nearby MUDs and districts are listed separately below. Use your water bill/CCR to identify your exact PWSID.
| Utility | PWSID | Population | Primary source | Recent viol. indexed | Health-based |
|---|---|---|---|---|---|
| HARLINGEN WATER WORKS SYSTEMPrimary | TX0310002 | 85,900 | Surface water (lakes/rivers) | 0 | 0 |
Other water systems in the area — 1 nearby MUD/district/other system
These systems are associated with Harlingen by name/record-city heuristics or serve nearby districts. They are sorted by population served.
| Utility | PWSID | Population | Primary source | Recent viol. indexed | Health-based |
|---|---|---|---|---|---|
| CAREFREE VALLEY RESORT | TX0310145 | 600 | Purchased surface water | 16 | 1 |
FAQs for Harlingen
Who provides tap water in Harlingen, TX?
The primary municipal system highlighted here is HARLINGEN WATER WORKS SYSTEM (PWSID TX0310002). Harlingen may also have nearby MUDs, districts, or supply corporations; your bill or CCR names the system that serves your address.
How do I read health-based violations?
Health-based violations involve MCL, MRDL, or treatment technique issues. A past violation does not automatically mean current water is unsafe—check status, dates, and your utility’s public notices/CCR.
What about apartments or purchased water?
Some systems buy water from wholesalers. Your retail utility is still responsible for delivering finished water and issuing the CCR for customers.
Where can I get official documents?
Search your utility name + “Consumer Confidence Report”, check Texas Commission on Environmental Quality (TCEQ) drinking water resources, and use EPA’s ECHO detailed facility report links on each utility page.
EPA & data citations
- EPA ECHO SDWA Data Downloads — data dictionary & summary
- County geography from
SDWA_GEOGRAPHIC_AREAS.csv; city pages use municipal-name heuristics (Texas city-served fields are sparse) - Active community systems from
SDWA_PUB_WATER_SYSTEMS.csv - See also: Methodology