Westmoreland County · Home solar guide

Solar in Hempfield Township

Bigger lots mean ground-mount arrays are an option alongside rooftop solar in parts of the township.

A sample Hempfield Township home

1990s farmhouse-style, 2,100 sq ft, $170/month electric bill.

System size11.1 kWAbout 27 panels
Estimated cost$29.7kAt $2.68/W, before any programs
Yearly savings$1840At West Penn Power rates
Simple payback16.2 yrsPanels are warrantied 25 years

Estimate assumes a year-round average bill of $170, ~$0.16/kWh all-in West Penn Power rate, 1,150 kWh per kW per year, and 90% bill offset. Real quotes depend on your roof, shade, and equipment.

Roof & sun in Hempfield Township

Source: NREL PVWatts, local assessor data
Output per kW1,150 kWhPer year, south-facing roof at a 30° tilt
Peak sun hours3.9 / dayAnnual average. Summer runs about twice winter
Tree canopyLightTypical for residential streets
Common roofGableMost frequent roof style in the township
Permits

What Hempfield Township requires.

Your installer normally pulls these permits for you. Use this list to make sure a quote includes them.

Permitting officeHempfield Township Code EnforcementMunicipal Building, Route 136.
Building permitUnder the PA Uniform Construction Code. Includes a roof load review, and a stamped structural letter for older framing.
Electrical permit & inspectionPerformed by a third-party agency approved by the township.
Zoning / HOA reviewSetbacks, front-roof placement, and any historic or HOA approvals.
West Penn Power interconnectionLevel 1 application. The meter swap happens after final inspection.
Local FAQ

Asked by Hempfield Township homeowners.

Generally yes under the Pennsylvania UCC, but check zoning and any HOA or historic overlay before you sign. Your installer should confirm this during the site visit.

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