Highway 90 Ranch Water Supply Corp.
P.O. Box 721 Castroville, Texas 78009

MENU:
ALERT — NEWS HERE REGARDING THE WATER SYSTEM. IT WILL TURN RED WHEN THERE IS A MESSAGE.
MEETING AGENDA — TUESDAY SEPT. 15, 2026 — 7:00 PM
MEETING NOTICE — TRAINING/INFORMATION SESSION by TRWA TUE. SEPT. 22nd –1:00-5:00 pm
CURRENT WATER STAGE LOCATED HERE
EMAIL: Hwy90ranchwsc@gmail.com
CUSTOMER SERVCE BILLING INFORMATION, ISSUES AND WATER OUTAGES OR LEAKS
WANT TO PAY YOUR WATER BILL BY CREDIT CARD? CLICK HERE:
DROUGHT CONTINGENCY AND EMERGENCY WATER DEMAND MANAGEMENT PLAN
WATER QUALITY: MICROBIOLOGICAL REPORTS
WATER QUALITY TESTS AND RESULTS INFORMATION JUNE Microbial Test
WATER QUALITY TESTS AND RESULTS INFORMATION: 2nd Quarter DLQOR
FILLABLE CUSTOMER SERVICE AGREEMENT IN PDF
Highway 90 Ranch Water Supply Corporation Rate Schedule, Collection Regulations, and Charges
PUBLIC UTILITY COMMISSION OF TEXAS
EDWARDS AQUIFER AUTHORITY Website
