Mercer County, Pennsylvania
Delaware Township is a township in Mercer County, Pennsylvania. Septic permits inside Delaware Township come from Delaware Township. 6 rules below are quoted from official sources and independently re-checked, most recently on October 31, 2026. Rules for unincorporated land are on the Mercer County page.
All building construction inside Delaware township, Mercer County, PA, under the PA Construction Code Act (Act 45 of 1999)
“the uniform construction code, contained in 34 pa. code, chapters 401-405, as amended from time to time, is hereby adopted and incorporated herein by reference as the municipal building code of this municipality.”
All new construction in Delaware township, Mercer County, PA, measured from the center of the road
setback from center of road: 75 feet
“all new construction has a setback of 75′ from the center of the road (ordinance #11-2003).”
On-site (individual) sewage disposal systems installed inside Delaware township, Mercer County, PA
“an ordinance for the purpose of providing for the requirement that all on-site septic systems installed within the township, shall require permits pursuant to the pennsylvania sewage facilities act”
Private driveways that connect to a public highway in Delaware township, Mercer County, PA (culverts)
“amending and supplementing ordinance # 4; regulating the installation and maintenance of culverts across private driveways leading from a public highway and providing penalties for violation thereof”
Fees for township administration and enforcement of the Uniform Construction Code in Delaware township, Mercer County, PA
“shall be established by the governing body by resolution from time to time”
Delaware Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Sewage enforcement for on-site sewage systems inside Delaware township, Mercer County, PA
“an agreement of cooperation with other municipalities of mercer county to operate the mercer county joint sewage agency to perform the duties and enforce the requirements of the pennsylvania sewage facilities act”
We looked and could not find an official answer yet. Silence is not permission; ask Delaware Township or Mercer County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Delaware Township publishes no rule on the point, not that none exists. Mercer County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Delaware Township means bringing your own water and power. The kit we’d start with:
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