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

Short-term radon test in Union Township

A 48-hour closed-house test at the lowest lived-in level, placed and read by a New Jersey certified measurement business. The number everything else follows from.

short-term radon test in Union Township usually starts with a number somebody was not expecting.

When this is the right question

  • A previous test was done years ago and you have since changed the heating or the ventilation
  • You finished a basement and want to know what you have been sitting in
  • A neighbour tested high and you have never tested at all

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.

The usual approach

A short-term test means a sealed-house condition for at least 48 hours with a continuous monitor or a pair of charcoal detectors placed at the lowest lived-in level. The house has to stay closed the whole time, which is the part that most often invalidates a result. In New Jersey the placement and the reading both have to be done by a certified measurement business for the result to count in a real-estate transaction.

Typical cost in Hunterdon County, NJ

$150 – $325 — typical range, not a quote. What your building needs can only be settled by a certified business that measures it on site.

Two houses on the same road in Union Township can need completely different systems.

New Jersey requires certification for this

Measurement is certified separately from mitigation. Under N.J.A.C. 7:28-27, testing for radon for a fee in New Jersey requires NJDEP certification as a radon measurement business. A crew certified to install systems is not thereby certified to place and read the detectors. We only route this work to businesses we have checked on the measurement side.

Want to know what a fix would actually cost?

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 →