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

Bloomsbury, Bloomsbury Borough

Multi-point suction for large and additioned homes in Bloomsbury

Separate suction points for slabs that don't talk to each other, tied into one riser. What a rambling house or a stubborn reading usually needs.

Bloomsbury owners ask about multi-point suction for large and additioned homes more than you would think for a town this size.

How this normally comes up

  • Footings that divide the sub-slab area into separate compartments
  • A large or rambling footprint with an attached garage slab
  • A house that grew by additions, each with its own slab

Why this comes up in Bloomsbury

Village and outlying addresses differ. Where a well serves a property, it draws from the valley rock at the point the Musconetcong opens toward the Delaware lowland.

Bloomsbury Borough — the state's own numbers

45% of the 518 test results NJDEP holds for Bloomsbury Borough were at or above the 4.0 pCi/L action level — 231 of them. That puts it in Tier 1 — high potential.

A compact old village of 19th century houses with later building on the surrounding slopes.

Getting the work done in Bloomsbury

Small village lots, with more room on the newer outlying properties.

Any permit for this runs through Bloomsbury Borough. NJDEP radon certification has to be current before a business receives anything from us.

The usual approach

Communication testing shows how far suction reaches from one point. Where footings or separate pours break the fill into compartments, each compartment needs its own point, tied into a shared riser and sized for the total. This is the work that gets skipped when a system is priced off square footage rather than measured.

Typical cost in Hunterdon County, NJ

$2,600 – $6,000 — 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.

Never tested, and wondering whether to?

Write down what the system is doing and what the re-test said. We'll get it to crews who diagnose rather than guess.

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Related

Also common in Bloomsbury

Other work in Bloomsbury

Same ground, different question.

Multi-point suction for large and additioned homes nearby

Neighbouring towns on the same ground.