ONALASKA WSC
Texas — Community Water System — PWSID: TX1870009
System Information
| PWSID | TX1870009 |
| System Name | ONALASKA WSC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 14, 1980 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | Texas |
| City | ONALASKA |
| ZIP Code | 77360-2463 |
| Address | PO BOX 2463 |
| Organization | LAVERTY, PAUL |
| Phone | 936-646-5393 |
Population & Service
| Population Served | 5,289 |
| Service Connections | 2,042 |
Drinking Water Violations (13)
This water system has 13 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| May 1, 1991 | May 31, 1991 | MR | No | Yes | — | 5% of samples | — | Archived | May 31, 1991 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.