Grand Harbor Water Supply Co.
Trusted water supply company for North Star Pointe Communities.
Committed to providing safe and reliable water access.
Public notices As OF 7-1-2026
Q2 2026 HAA5 & TTHM CERTIFICATE OF DELIVERY (pdf)
DownloadQ4 2025 HAA5 & TTHM CERTIFICATE OF DELIVERY (pdf)
DownloadQ3 2025 HAA5 & TTHM CERTIFICATE OF DELIVERY (pdf)
DownloadQ3 2025 Chlorine Monitoring Certificate of Delivery (pdf)
DownloadTOTAL HALOACETIC ACIDS (HAA5) - TX2490070 6.30.25 (docx)
Downloadchlorine 612025 (docx)
DownloadCOLIFORM 612025 (1) (docx)
Downloadtrihalomethane cod 612025 (docx)
Downloadhaloacetic cod 612025 (docx)
Downloadthmls 612025 (docx)
DownloadQ4 2024 HAA5 Certificate of Delivery (docx)
Downloadcoliform and chlorine cod 612025 (1) (docx)
DownloadTTHM (TTHM) - TX2490070 6.30.25 (docx)
DownloadGrand_Harbor_WSC_Combined_TTHM_HAA5_Public_Notice_Packet (docx)
DownloadTCEQ notices and Reports
TCEQ Violation 2010451 and GHWSC Responses (xlsx)
Download2025 Jan Haloacetic Acids Haa5 MCL LRAA- Notice of Violation (pdf)
DownloadViolation of total trihalomethane (pdf)
DownloadTotal Coliform Rule Monitoring Routine Major - Notice of Violation (pdf)
Download2025 Jan 2 - Chlorine Monitoring Routine (DBP) Major - Notice of Violation (pdf)
DownloadViolaton of Chlorine monitoring (pdf)
DownloadLead Consumer Notice Notification 20680a (jpg)
DownloadLead Consumer Notice Notification (jpg)
DownloadTCEQ Notices Log (xlsx)
DownloadTCEQ Grand Harbor Water Supply Corporation (pdf)
DownloadLCR Pipeline Inventory May 2026 (pdf)
DownloadAbout Grand Harbor Water Supply Co.
Our Mission
At Grand Harbor Water Supply Co., our mission is to provide reliable and high-quality water services to our community. We are committed to sustainability and ensuring that every drop counts in preserving our precious water resources.
Contact Us
We love our customers, so feel free to contact us with any questions!
Grand Harbor Water Supply Co.
PO Box 128, Chico, TX 76431
info@ghwsc.com or call Bart Kirby (972) 603-5951
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