Residents urge Manor to tighten wastewater limits and reconsider regional plant site near Wilburger Creek

Speakers at the March 19 public-comment period urged Manor officials to strengthen wastewater limits for city-run plants discharging to Wilburger Creek and recommended the city seek a different site for a proposed regional treatment plant.

Steve Butler, identified as a director with the Wilburger Creek Conservation Alliance, congratulated the city for adopting a wastewater master plan but asked officials to lower permitted phosphorus levels at Manor’s treatment plants. "All we need to do is to increase the amount of aluminum sulfate that the city is using currently," Butler said, referring to alum treatment that helps bind particulates and reduce algae-causing nutrients. He asked the city to reduce an existing phosphorus limit he described as "1 milligram per liter" to 0.1…