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The San Patricio Municipal Water District notified the City of Portland of an exceedance of total trihalomethanes (TTHMs) in the drinking water delivered to the City of Portland. Read the full Public Notice here: Public Notice of Total Trihalomethanes Exceedance. For more information about total trihalomethanes, please view: Total Trihalomethanes Frequently Asked Questions.
The City purchases its treated drinking water from the San Patricio Municipal Water District. View information about where our water comes from.
Water and Wastewater FAQAnnual Drinking Water Quality Report - 2020