Latrobe Municipal Authority
Welcome to the official web site for the Latrobe Municipal Authority in Latrobe, Pennsylvania. Since its inception in 1942, the Authority currently provides water and wastewater services to the Greater Latrobe area in Westmoreland County.
The water treatment system has a filtration capacity of 6.0 million gallons per day and the wastewater plant is rated to treat 6.2 million gallons per day.
The water comes from the H. A. Stewart Reservoir near Ligonier. The reservoir was constructed in 1919 and expanded in 1959.
System Alerts
Updated December 9, 2025
Next LMA Meeting
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Office Hours
The LMA office hours are Monday thru Friday from 8:00 am to 4:30 pm.
Water Quality Report
Consumer Confidence Report PDF
2024, 2023, 2022 and 2021
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LMA Projects
Sewer Projects Water Projects
News and Alerts
Water/Sewer Rate Adjustments Set to Take Effect in 2026
Authorities on Air: The official podcast of the Pennsylvania Municipal Authorities Association
Public Notification - Monitoring Requirements not met for Reporting of Arsenic
Changing Safari Settings to Gain Access to LMA's Payment Portal
EPA Researchers Share Approaches to Identifying Lead Service Lines