principles in an effort to promote sustainable development as well as economic growth. In regard to water issues, the report asserts that sewers and water systems may foster sprawl because water infrastructure is necessary for new development. Thus, sewer service providers and water suppliers have de facto authority to influence the density and location of new developments. The report also urges regional cooperation in an effort to steer development to existing communities by repairing and upgrading water systems that are already in place.

ALCOSAN (Allegheny County Sanitary Authority). 1999. Draft Combined Sewer Overflow Program Phase I Activity Report: Regional Long Term Wet Weather Control Concept Plan. Pittsburgh, PA: ALCOSAN.

Anderson, R., K. Beer, T. Buckwalter, M. Clark, S. McAuley, J. Sams, and D. Williams. 2000. Water Quality in the Allegheny and Monongahela River Basins: Pennsylvania, West Virginia, New York, and Maryland (1996-98). Denver, CO: U.S. Geologic Survey.

ELI (Environmental Law Institute). 1999. Plumbing the Future: Sewerage and Sustainability in Western Pennsylvania. Washington, DC: ELI.

Sustainable Pittsburgh. 2003. Southwestern Pennsylvania Citizens’ Vision for Smart Growth: Strengthening Communities and Regional Economy. Pittsburgh, PA: Sustainable Pittsburgh.

TPRC (Third Party Review Committee). 2002. Third Party Review of the ALCOSAN Regional Long Term Wet Weather Control Concept Plan. Pittsburgh, PA: ALCOSAN.

WSIP (Southwestern Pennsylvania Water and Sewer Infrastructure Project Steering Committee). 2002. Investing in Clean Water: A Report from the Southwestern Pennsylvania Water and Sewer Infrastructure Project Steering Committee. Pittsburgh, PA: Campaign for Clean Water.