Basement Waterproofing Service Areas Around Pittsburgh, PA
Requests are welcome from across Pittsburgh, PA and from five neighboring municipalities in Allegheny County. Each one goes to a single independent local contractor, who visits and writes an estimate; this referral service doesn't do basement work.
Towns and Neighborhoods
The City sits at the center: the North Side, the South Hills and everything between, Lawrenceville included. Inside City limits, PLI issues building permits (412-255-2175), and the Pittsburgh Water and Sewer Authority runs the sewers, with a 24/7 emergency line for basement backups at 412-255-2423 (press 1). A City home also needs a dye-test compliance certificate before it can be sold, unless it sits in a combined-sewer area.
Past the City line, each town below is a separate municipality, even where the mailing address reads Pittsburgh, with its own code office and its own rules for a sale. Two things hold everywhere: Pennsylvania's home improvement contractor registration and the Allegheny County Health Department's plumbing rules. ALCOSAN treats wastewater for all of them, yet a basement backup is the local sewer owner's responsibility.

Is Your Address Covered?
Enter your town in the box below for a quick yes or no on whether your street falls inside the area.
Nearby Town Guides
- Mt. Lebanon, PA. About 6 miles southwest of Downtown, a streetcar suburb with a 3,341-building historic district and the highest home values of the five. The township requires a building permit for new or replaced subfloor drainage systems.
- Baldwin Borough, PA. About 7 miles south, bordering the City's southern neighborhoods, with a strip along Becks Run Road reaching the Monongahela. Sellers there need a dye test and sewer camera certificate, valid for 5 years.
- Penn Hills, PA. About 9 miles east and the largest of the five, with 41,059 people in the 2020 Census. The county lists floodplains on five streams there, Plum Creek among them, and the municipality runs its own sewage treatment plants.
- Shaler Township, PA. About 9 miles north, across the Allegheny River, where about 87% of homes are owner-occupied. Pine Creek, Little Pine Creek and Girtys Run cut through it, and the township itself tests every home's sewer connections before a sale.
- Carnegie, PA. About 7 miles west of Downtown, a borough built on both banks of Chartiers Creek and the smallest of the five. A sanitary sewer dye test is required there for selling and for refinancing alike.
Pittsburgh Water, PLI and the City's dye test cover City addresses only. In any of these towns, ask your own municipality about permits, sewer backups and what a sale requires.
Ask About Your Address
Close to one of these lines without being inside it? Dormont, Castle Shannon, Scott Township, Brentwood, Crafton, Etna, Millvale and Verona are nearby, but none has a page here. Run the area check or send your address with the form, and you'll hear plainly whether a contractor can take the request.
When one can, that company reaches out to set a time and later leaves a written estimate. Contractors may pay this site for advertising; homeowners are never billed for a request and never rewarded for one.