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ALCOSAN Clean Water Plan Underground Tunnel System

Sector: Tunnel • Location: Pittsburgh, Pennsylvania, United States

Source: 90.5 WESA

Project
Under Construction

A long-term project by the Allegheny County Sanitary Authority (ALCOSAN) to reduce sewage overflow into the water by building an underground tunnel system in the Ohio River's Emsworth Pool area.

Status
Under Construction
Sector
Tunnel, Bridge, Water Supply and Storage, Waste Processing and Treatment, Commercial, Government
Location
Pittsburgh, Pennsylvania, United States of America
Updated
22 Jul 2026
Source
90.5 WESA

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The project “ALCOSAN Clean Water Plan Underground Tunnel System” is an infrastructure initiative in the Tunnel sector, located in Pittsburgh, Pennsylvania, United States. Taiyo aggregates data on it from 90.5 WESA.

Participants

Sponsoring Agency

Status

Original status

under construction

Taiyo status

Under Construction

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

A long-term project by the Allegheny County Sanitary Authority (ALCOSAN) to reduce sewage overflow into the water by building an underground tunnel system in the Ohio River's Emsworth Pool area.

Original sector

Water and Sanitation

Location

Country

United States of America (USA)

State

Pennsylvania

City

Pittsburgh

Source

Source

90.5 WESA

URL

More Details

Record type

Project

Sector

Tunnel, Bridge, Water Supply and Storage, Waste Processing and Treatment, Commercial, Government

Article published date

2025-09-18

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