Adopted by Borough Council · October 9, 2023
The Borough has adopted a revised set of “local limits” — the maximum concentrations of certain pollutants that may be discharged into Tyrone’s sanitary sewer system. Council approved Resolution No. 2023-08 at its October 9, 2023 meeting, updating the ceilings the Borough places on substances such as metals and other industrial contaminants before they reach the wastewater treatment plant.
Adopted unanimously
In favor: all members present — Robert Dollar, David Snyder, Sarah Hunter, Ken Patterson, William Wiser.
Every sewer system has a finite ability to treat what flows into it. Local limits are pollutant-specific thresholds a municipality sets to keep its treatment plant working properly and to stay within the limits of its own discharge permit. They are the local backbone of the federal pretreatment program, which is administered nationally by the U.S. Environmental Protection Agency and, in Pennsylvania, overseen by the state. You can read more about the framework through EPA’s National Pretreatment Program and the PA Department of Environmental Protection.
A wastewater treatment plant relies on biological and mechanical processes that can be disrupted by excessive metals, oils, acids, or other concentrated waste. If too much of a given pollutant enters the system, it can interfere with treatment, damage equipment, pass through untreated into the Little Juniata River, or contaminate the leftover sludge. Local limits guard against those outcomes by holding dischargers — particularly industrial and commercial users — to enforceable numbers. Periodically recalculating and re-adopting the limits keeps them aligned with the plant’s current capacity and the Borough’s permit conditions.
For most households, nothing changes day to day; ordinary domestic wastewater is well within these thresholds. The limits matter most for businesses and industrial users whose processes can introduce regulated pollutants — they set the standard those operations must meet before sending wastewater to the Borough. Keeping the limits current ultimately protects the treatment plant ratepayers fund and the river that runs through town. Questions about the Borough’s sewer system can be directed to the Sewer Department.
On record: Resolution No. 2023-08 is part of the public meeting record at the Borough Office, 1100 Logan Avenue. Learn more about the federal framework behind local limits through EPA’s National Pretreatment Program.
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