Hunterdon County · 25 of 26 towns NJDEP Tier 1 Action level 4.0 pCi/L Free for homeowners — paid by the crews

Readington Township, Readington Township

Drain tile and sump-based depressurization in Readington Township

Sealing the sump and drawing suction through an existing perimeter drain loop. Efficient where the drainage is already there.

drain tile and sump-based depressurization in Readington Township usually starts with a number somebody was not expecting.

What usually prompts the call

  • An interior perimeter drain or a French drain around the basement floor
  • An open sump pit with no sealed cover
  • A basement that has both a water problem and a radon problem

Why this comes up in Readington Township

Here is what makes Readington Township particular: outside the village systems this is largely well country. A Readington well draws from Passaic shale, or from the Cushetunk diabase at the reservoir end — two quite different aquifers inside one township.

Readington Township — the state's own numbers

40% of the 4,041 test results NJDEP holds for Readington Township were at or above the 4.0 pCi/L action level — 1,635 of them. That puts it in Tier 1 — high potential.

Preserved farmland and farmsteads alongside large-lot residential development, with several distinct historic villages.

Practicalities in Readington Township

Open rural lots with ample room; older farmsteads can be more constrained.

Construction permits go through Readington Township, and installing radon mitigation for a fee anywhere in New Jersey requires NJDEP certification.

How it's normally done

Where a perimeter drain already circles the footing, it is an existing distribution network for suction. The pit gets a sealed, gasketed cover with a viewing port and a pipe fitting, and the fan draws through the loop. It is often the cheapest effective system in a house that has one — and it has to be built so the pump can still be serviced.

Typical cost in Hunterdon County, NJ

$1,400 – $2,800 — typical range, not a quote. What your building needs can only be settled by a certified business that measures it on site.

What it costs comes down to the foundation, the number of suction points, and where the pipe can run.

Who is allowed to do this in New Jersey

Under N.J.A.C. 7:28-27 this is not work a general contractor may take on. It requires a business certified by NJDEP for radon mitigation, with a certified mitigation specialist directing the work. We verify that on the state register, note the date, and route accordingly — but a verified certification is a fact, not a recommendation.

Not sure whether your number is a problem?

Give us the short version and the timeline. We'll put it in front of crews who can work to it, and tell you honestly if nobody can.

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