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Radon Levels in Jackson County, Arkansas

EPA puts Jackson County in Zone 3, its lowest radon zone, and only 3 radon tests from it are on file with CDC (2008 to 2017, laboratory totals). Homes with elevated levels occur in all three zones, so only a test measures yours.

Data checked By Radon411Methodology

  • Nearest county

    6.8%

    Pulaski County, 84 miles

    Pulaski
    6.8%
    Arkansas
    22.7%

    Share at 4+ pCi/L, 103 tests, 2007 to 2016

  • Ground above low

    None

    21.3 pts below Arkansas

    Jackson
    0.0%
    Arkansas
    21.3%

    Share of land USGS rates moderate or high potential

  • Tests reported

    3

    Too few for a share

    Jackson
    3
    Needed
    30

    2008 to 2017, laboratory

  • EPA radon zone

    Zone 3

    Lower potential

    1. 1
    2. 2
    3. Zone 3

    1 highest, 3 lowest

    EPA predicts under 2 pCi/L indoors

Read a result for Jackson County

Starts at EPA's action level

4.0pCi/L

EPA’s own thresholds; the figures are the area’s, never this home’s.

EPA’s reading of 4.0 pCi/L

At or above 4 pCi/L

  1. Under 20 to 1.9 pCi/L
  2. 2 to 4consider a fix
  3. 4 and aboveEPA says fix it

This result is at or above 4 pCi/L. EPA recommends fixing a home when the radon level is 4 pCi/L or higher.

The data

Jackson County, At a glance

Jackson County at a glance

Predicted: EPA radon zone

EPA Zone 3: lower predicted potential

is EPA's lowest class, and its forecast for Jackson County as a whole is an average indoor of less than 2 pCi/L (less than 75 Bq/m³). A low zone clears no address in it: homes above EPA's turn up in all three zones.

USGS geologic potential: Low across 100% of the county's area

Predicted: EPA Map of Radon Zones

Measured: tests reported to CDC

Radon tests reported for Jackson County, 2008 to 2017, laboratory

CDC holds 3 reported tests for Jackson County over the 2008 to 2017 laboratory totals, with a median of 0.1 pCi/L: too few to describe a county (Radon411 reads a share from 30 tests up). Jackson County beside the counties around it is how this page reads it.

What these figures count

Only 3 tests were reported to CDC for Jackson County over 2008 to 2017 (laboratory totals), and tests are often run on homes being sold or already suspected of a problem: so few describe neither the county nor this house.

Measured: CDC tracking data. Figure above: 2008 to 2017, laboratory. Measured data period: 2005 to 2017 (every CDC figure on file).

How to read these figures

Jackson County, Compared

Jackson County radon figures, compared

Calculated by Radon411

CDC's largest figure for Jackson County rests on 3 tests over the 2008 to 2017 laboratory totals, 0 of them at or above 4 pCi/L, so each test moves its share by 33.3 points and no rank or comparison is drawn from it. Results reached as high as 0.9 pCi/L, with a middle value of 0.1 pCi/L.

The nearest counties with a figure are Pulaski County (84 miles away) at 6.8%, Saline County (106 miles away) at 31.9% and Garland County (130 miles away) at 45.8%. Pooled across 60 Arkansas counties, 22.7% of reported tests reached that level; across every county in the country with a figure, 35.8%.

Statewide for the same period, Garland County reported the highest share (45.8%) and Pulaski County the lowest (6.8%). EPA's 1993 map puts Jackson County in Zone 3, its lowest label: a predicted county average under 2 pCi/L. USGS geology rates 100% of the county's land low radon potential.

Arkansas, the United States and the counties around Jackson County, 2007 to 2016, laboratory
AreaTestsAt or above 4 pCi/LMedian
Arkansas, pooled60 counties, pooled68722.7%Not pooled
United States, pooled2,666 counties, pooled1,939,02535.8%Not pooled
Garland Countyhighest in the state4845.8%2.9 pCi/L
Pulaski Countylowest in the state1036.8%0.9 pCi/L
Independence County, ARborders it1526.7%2.4 pCi/L
Craighead County, ARborders it2010.0%0.9 pCi/L
Lawrence County, ARborders it10.0%1.9 pCi/L
White County, ARborders it60.0%1.1 pCi/L
The nearest Arkansas counties to Jackson County with 30 or more tests, 2007 to 2016, laboratory
CountyDistanceTestsAt or above 4 pCi/LMedian
Pulaski County84 mi1036.8%0.9 pCi/L
Saline County106 mi4731.9%2.2 pCi/L
Garland County130 mi4845.8%2.9 pCi/L
Washington County171 mi5614.3%2.2 pCi/L
Benton County178 mi14531.0%1.8 pCi/L
Jackson County ten-year laboratory totals, against Arkansas' pooled share
PeriodTestsAt or above 4 pCi/LMedianHighestArkansas, pooledChange from the row before
2008 to 201730.0%0.1 pCi/L0.9 pCi/L23.2%Level
2007 to 201630.0%0.1 pCi/L0.9 pCi/L22.7%Level
2006 to 201530.0%0.1 pCi/L0.9 pCi/L22.5%Level
2005 to 201430.0%0.1 pCi/L0.9 pCi/L24.3%First on file

Pooled shares: Radon411's sum of CDC's county counts for one period.

Jackson County, Geology

The ground under Jackson County

Predicted

USGS's geologic map puts all of Jackson County's mapped land in one class: low radon potential. The map puts 92.9% of Jackson County in the area it calls Mississippi Alluvial Plain and 7.1% in Arkansas Valley. USGS gives both a radon index of 8, in the low band (5 to 8).

USGS's geologic areas under Jackson County
AreaThe rock, in USGS's wordsPotentialRadon indexShare of land
Mississippi Alluvial PlainAlluvial sand, silt, gravel, and clay.Low892.9%
Arkansas ValleyMississippian and Pennsylvanian sandstones and shales.Low87.1%

Names, descriptions and indexes: U.S. Geological Survey, Geologic Radon Potential Map (2025). Shares: Radon411, from the map cut to the boundary.

Jackson County beside the ground around it

Across Arkansas 21.3% of the land is rated moderate; none of Jackson County's is. Of the 7 counties that border it, 5 have more moderate-potential ground, Independence County the most at 63.8%.

Share of land by USGS radon potential: Jackson County, the 7 counties bordering it and Arkansas
AreaEPA zoneLow potentialModerate potentialHigh potential
Jackson CountyZone 3100%NoneNone
Independence CountyZone 236.2%63.8%None
Woodruff CountyZone 3100%NoneNone
Poinsett CountyZone 392.4%7.6%None
Lawrence CountyZone 366.2%33.8%None
Cross CountyZone 382.3%17.7%None
Craighead CountyZone 376.6%23.4%None
White CountyZone 3100%NoneNone
Arkansas75 counties, pooled by land areaVaries78.7%21.3%None

The map rates the ground, not the air in any home.

What it means

Jackson County, Questions

Questions about radon in Jackson County

Are radon levels high in Jackson County?

Over the 2008 to 2017 laboratory totals, 0.0% of the radon tests reported to CDC for Jackson County, Arkansas were at or above 4 pCi/L, and the median reported pre-mitigation result was 0.1 pCi/L. Of the 5 nearest counties with a figure, within 178 miles, the share of tests at or above 4 pCi/L runs from 6.8% to 45.8%.

Which counties border Jackson County?

Jackson County borders 7 counties: Independence County, Woodruff County, Poinsett County, Lawrence County, Cross County, Craighead County and White County.

Products

Jackson County, Products

Testing a home in Jackson County

No CDC figure names Jackson County; the nearest county with one, Pulaski County (84 miles away), reported 6.8% of its tests at or above 4 pCi/L over the 2007 to 2016 laboratory totals, the only reading nearby until a test of this home. Zone 3 is the lowest label, yet homes at or above 4 pCi/L occur in every zone: a short-term kit (2 to 90 days) is the quick first check in Jackson County.

Test kits and monitors3

See every kit and monitor

Best radon monitors for Jackson County homes, compared

Explore

Jackson County, Bordering counties

Counties bordering Jackson County

Calculated by Radon411

Jackson County, Cities and towns

Cities and towns in Jackson County

Jackson County's population has barely moved since 2020: 16,741 residents on July 1, 2025 against 16,742 then, by the Census Bureau's estimates. That works out to 26 people per square mile of land. Its largest town, Newport, has 8,193 residents, 48.9% of the total. Together its 11 incorporated places hold 75.8% of those residents; the other 24.2% live outside any of them. CDC's 3 reported tests for 2008 to 2017 work out to 0.2 per 1,000 residents (2025 estimate), close to Arkansas' 0.2.

From Newport to Weldon, CDC publishes no figure by town: each reads Jackson County's.

The cities and towns in Jackson County by residents, July 1, 2025
PlaceResidentsSince 2020Share of residents
Newport8,193+2.4%48.9%
Tuckerman1,649−3.2%9.9%
Diaz1,200−2.0%7.2%
Swifton709−2.1%4.2%
Grubbs299−0.7%1.8%
Campbell Station218−4.8%1.3%
Jacksonport148−5.1%0.9%
Beedeville81−2.4%0.5%
Amagon71Level0.4%
Tupelo69−2.8%0.4%
Weldon59Level0.4%

11 incorporated places, as listed in the U.S. Census Bureau’s 2020 place reference files. Residents: U.S. Census Bureau population estimates for July 1, 2025 (Vintage 2025).

Jackson County, Homes

Homes in Jackson County

Jackson County is a place of houses on their own lots: 78% of its 7,106 homes are detached single-family houses, against 70% across Arkansas. The homes are older than Arkansas' as a whole: half were built before 1974 (1987 for Arkansas), and 25% date from before 1960. 65% of occupied homes are lived in by their owner (Arkansas: 66%); in the rest a tenant can run a test, but a fix is the landlord's to make.

Homes in Jackson County, Arkansas, 2019 to 2023
HomesJackson CountyArkansas
Housing units7,1061,382,664
Detached houses78%70%
In buildings of 5 or more4%10%
Mobile homes11%11%
Built before 196025%14%
Built since 200011%28%
Middle year built19741987
Owner-occupied65%66%

Census Bureau, American Community Survey, 2019 to 2023: estimates from a sample of homes, looser for a small place. Shares by Radon411.