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

Union Township, Union Township

Multi-point suction for large and additioned homes in Union Township

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.

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

The situations this follows from

  • 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 Union Township

Much of the township sits outside a public supply. Where a well serves an address, it draws from whichever of the township's three bedrock settings that lot happens to sit on. That is part of the context any crew working in Union Township has to design around.

Union Township — the state's own numbers

14% of the 2,584 test results NJDEP holds for Union Township were at or above the 4.0 pCi/L action level — 364 of them. That puts it in Tier 2 — moderate potential.

Older farmhouses along the original roads with substantial single-family development from the 1980s onward on large lots.

What access looks like here

Open rural lots with good access on the newer properties; older farmsteads can be tighter and more built-around.

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

How it's normally done

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.

Nobody can tell you what yours needs from a description alone, including us.

What we confirm before anyone calls you

This is certified work in New Jersey, not general home improvement. We look up the business on the NJDEP radon register, confirm the mitigation certification is active, and record the date. Insurance is not part of that check, and nothing here should be read as confirming that any business carries liability cover. None of that is an endorsement of their workmanship — get more than one quote.

Not sure whether your number is a problem?

Send us the reading and your town. We'll pass it to certified local crews and get out of the way. Free, and you're not committing to anything.

Get quotes in Union Township →