Systemwide Radon Test Results Information

Radon test result summaries and test reports for Montgomery County Public Schools’ facilities can be accessed below. Within the summary table, information for each school includes:

  • the year when radon testing was performed
  • the number of rooms most recently tested
  • the range (lowest reading–highest reading) of the most recent test results in pCi/L
  • a link to all the test reports for each facility

    Note: The U.S. Environmental Protection Agency (EPA) recommended action limit for radon is 4.0 picocuries per liter of air (pCi/L).

Elementary Schools

Elementary Schools


School

 Year 
 Tested 


Latest Test Results


 All Available 
 Test Reports 


 #Rooms 
 Tested 


 Radon Levels 
 (Range) 
 pCi/L 

Arcola ES

2022

51

<0.3-3.1


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Ashburton ES

2019

1

1.2


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Bannockburn ES

       2020       

3

<0.3-0.6


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Lucy V. Barnsley ES

2019

2

<0.4-1.0


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Beall ES

       2018       

7

<0.3-2.1


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Bel Pre ES

2022

2

<0.3-3.5


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Bells Mill ES

       2020        

46

<0.3-1.6


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Belmont ES

       2020       

1

<0.3-2.2


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Bethesda ES

       2020       

42

<0.3-0.3


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Beverly Farms ES

       2020       

47

<0.3-2.0


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Bradley Hills ES

       2020       

1

<0.3-1.6


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Brooke Grove ES

       2018       

12

<0.3-1.6


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Brookhaven ES

       2020       

42

<0.3-1.1


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Brown Station ES

       2018       

11

<0.3-1.7


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Burning Tree ES

       2020       

52

<0.3-1.8


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Burnt Mills ES

       2020       

46

<0.3-2.2


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Burtonsville ES

       2020       

58

0.3-2.6


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Candlewood ES

       2020       

44

0.3-0.9


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Cannon Road ES

2019

1

3.0


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Carderock Springs ES

       2018       

41

<0.4-1.1


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Rachel Carson ES

2022

2

<0.3-<0.3


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Cashell ES

2019

7

<0.4-1.5


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Cedar Grove ES

2022

1

<0.3-2.7


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Chevy Chase ES

       2018       

0/34

<0.3-1.7


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Clarksburg ES

       2020       

42

<0.3-1.4


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Clearspring ES

2022

2

<0.3-1.3


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Clopper Mill ES

2019

1

2.5

 
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Cloverly ES

2022

2

0.5-3.8


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Cold Spring ES

2019

2

1.0-1.4


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College Gardens ES

       2016       

53

<0.3-2.7


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Cresthaven ES

2022

30

<0.3-0.6


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Capt. James Daly ES

2022

1

<0.3-<0.3


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Damascus ES

2022

41

<0.3-1.4


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Darnestown ES

       2022       

2

<0.3-0.9


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Diamond ES

       2018       

72

<0.4-1.9


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Dr. Charles Drew ES

2022

44

<0.3-1.0


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DuFief ES

2022

3

<0.3-<0.3


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East Silver Spring ES

2022

42

<0.3-2.3


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Fairland ES

       2016       

68

<0.3-2.7


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Fallsmead ES

       2020       

1

<0.3-2.3


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Farmland ES

2022

2

<0.3-2.3


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Fields Road ES

2022

57

<0.3-1.8


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Flower Hill ES

2022

52

<0.3-1.6


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Flower Valley ES

2022

58

<0.3-1.2


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Forest Knolls ES

2019

2

0.7-2.0


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Fox Chapel ES

2019

1

0.9


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Gaithersburg ES

2022

3

<0.3-1.1


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Galway ES

2019

66

<0.4-0.9


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Garrett Park ES

2019

1

0.5


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Georgian Forest ES

2019

82

<0.4-2.1


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Germantown ES

2022

46

<0.3-1.9


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William B. Gibbs, Jr. ES

2019

1

<0.4


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Glen Haven ES

2018

54

<0.4-1.7


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Glenallan ES

2022

47

<0.3-0.7


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Goshen ES

2019

1

<0.4


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Great Seneca Creek ES

2022

48

<0.3-1.5


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Greencastle ES

2022

1

<0.3-<0.3


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Greenwood ES

       2018       

5

0.8-1.7


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Harmony Hills ES

2019

66

<0.4-1.1


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Highland ES

2022

1

<0.3-<0.3


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Highland View ES

2019

31

<0.4-3.2


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Jackson Road ES

2022

74

<0.3-2.9


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Jones Lane ES

2022

1

<0.3-1.6


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Kemp Mill ES

2018

54

<0.4-3.8


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 Kensington-Parkwood ES 

2019

1

0.9


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Lake Seneca ES

2022

54

<0.3-0.9


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Lakewood ES

2019

42

<0.4-0.5


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Laytonsville ES

2022

62

<0.3-2.7


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JoAnn Leleck ES@ Broad Acres

2019

3

<0.4-0.6


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Little Bennett ES

2019

3

<0.4-0.6


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Luxmanor ES

2022

38

<0.3-1.1


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Thurgood Marshall ES

2022

50

<0.3-1.0


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Maryvale ES

2022

45

<0.3-1.9


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Spark M. Matsunaga ES

2019

1

<0.4


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S. Christa McAuliffe ES

2022

3

<0.3-3.3


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Ronald McNair ES

2019

43

<0.4-1.3


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Meadow Hall ES

2019

2

0.4-1.1


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Mill Creek Towne ES

2019

39

<0.4-1.4


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Monocacy ES

2018

34

<0.4-1.5


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Montgomery Knolls ES

2022

1

<0.3-4.0


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New Hampshire Estates ES

2019

60

<0.4-1.7


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Roscoe Nix ES

2022

1

<0.3-0.7


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North Chevy Chase ES

2019

---

------


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Oakview ES

2022

43

<0.3-1.6


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Oakland Terrace ES

       2016       

2

<0.3


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Olney ES

2019

2

0.4-1.2


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William Tyler Page ES

       2016       

47

<0.3-3.2


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Pine Crest ES

2022

1

<0.3-1.2


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Piney Branch ES

2022

28

<0.3-1.3


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Poolesville ES

2022

1

0.6-2.0


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Potomac ES

2022

48

<0.3-1.3


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Judith A. Resnik ES

2022

74

<0.3-1.9


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Dr. Sally K. Ride ES

2022

51

<0.3-0.9


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Ritchie Park ES

2022

42

<0.3-0.7


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Rock Creek Forest ES

2022

1

<0.3-<0.3


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Rock Creek Valley ES

2022

1

<0.3-0.9


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Rock View ES

2022

69

<0.3-1.3


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Lois P. Rockwell ES

2019

2

1.2-2.4


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Rolling Terrace ES

2022

3

<0.3-<0.3


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Rosemary Hills ES

2022

77

<0.3-0.8


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Rosemont ES

2022

1

<0.3-1.1


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Bayard Rustin ES

2019

1

<0.4


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Sequoyah ES

2022

53

<0.3-0.9


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Seven Locks ES

2022

2

<0.3-<0.3


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Sherwood ES

       2016       

59

<0.3-1.4


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Sargent Shriver ES

2022

67

<0.3-1.2


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Flora M. Singer ES

2022

36

<0.3-3.0

 
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Sligo Creek ES

2022

32

<0.3-1.9


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Snowden Farms ES

2020

3

<0.3-1.8


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Somerset ES

2022

1

<0.3-<0.3


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South Lake ES

       2020       

3

<0.3-1.8


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Stedwick ES

2022

47

<0.3-2.4


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Stone Mill ES

       2020       

3

<0.3-0.7


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Stonegate ES

       2016       

33

<0.3-2.4


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Strathmore ES

2022

54

<0.3-0.7


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Strawberry Knoll ES

2022

1

<0.3-<0.3


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Summit Hall ES

2022

3

0.3-0.4


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Takoma Park ES

2022

45

<0.3-3.0


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Travilah ES

2022

52

<0.3-2.3


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Twinbrook ES

2022

60

<0.3-1.9


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Viers Mill ES

2022

1

<0.3-1.9


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Washington Grove ES

2022

60

<0.3-1.1


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Waters Landing ES

2022

49

<0.3-1.3


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Watkins Mill ES

2022

48

<0.3-2.1


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Wayside ES

2022

60

<0.3-1.7


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Weller Road ES

2022

83

<0.3-1.9


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Westbrook ES

2019

2

2.1


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Westover ES

2022

37

<0.3-2.8


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Wheaton Woods ES

       2018       

0/57

<0.3-0.6


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Whetstone ES

2022

60

<0.3-3.3


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Wilson Wims ES

       2016       

3

0.2-0.4


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Wood Acres ES

2019

46

<0.4-1.1


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Woodfield ES

2019

1

1.5


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Woodlin ES

       2020       

56

<0.3-1.1


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Wyngate ES

       2016       

1

<0.4


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Middle Schools

Middle Schools


School

 Year Tested 


Latest Test Results

 
 All Available 
 Test Reports 


 #Rooms 
 Tested 


 Radon Levels 
 (Range) 
 pCi/L 

Argyle MS

       2020       

3

<0.3-2.5

 
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John T. Baker MS

2022

64

<0.3-2.4

 
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Benjamin Banneker MS

       2020       

3

<0.3-1.3


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Briggs Chaney MS

2020

1

<0.3-3.2


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Cabin John MS

       2020       

94

<0.3-2.0


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Roberto Clemente MS

2019

7

<0.4-0.8


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Eastern MS

2022

7

<0.3-1.6


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William H. Farquhar MS

       2020       

1

<0.3-1.3


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Forest Oak MS

2022

79

<0.3-1.2


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Robert Frost MS

2022

67

<0.3-0.8


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Gaithersburg MS

2022

2

<0.3-1.0

 
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Hallie Wells MS

2022

1

<0.3-0.6

 
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Herbert Hoover MS

2022

97

<0.3-1.2


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Francis Scott Key MS

2022

5

<0.3-0.9


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Martin Luther King, Jr. MS

2019

68

<0.4-1.4


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Kingsview MS

       2019     

4

<0.4-0.4 


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Lakelands Park MS

2019

3

<0.4-0.7


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Col. E. Brooke Lee MS

2019

2

2.0-3.6


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A. Mario Loiederman MS

       2018       

13

<0.3-1.9


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Montgomery Village MS

2019

4

<0.4-1.3


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Neelsville MS

2022

81

<0.3-2.5


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Newport Mill MS

2022

1

<0.3-<0.3


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North Bethesda MS

2019

1

0.4


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Parkland MS

2022

5

<0.3-0.6


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Rosa M. Parks MS

2022

5

<0.3-0.8


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John Poole MS

2019

2

<0.4-0.4


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Thomas W. Pyle MS

       2016       

5

<0.4-0.6


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Redland MS

2022

4

<0.3-0.8


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Ridgeview MS

2022

73

<0.3-1.7


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Rocky Hill MS

2022

1

<0.3-<0.3


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Shady Grove MS

2022

84

<0.3-1.6


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Silver Creek MS

       2018       

26

<0.3-2.0


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Silver Spring International MS

2022

58

<0.3-1.8


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Sligo MS

2022

102

<0.3-1.7


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Takoma Park MS

2022

2

<0.3-<0.3


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Tilden MS

2022

2

<0.3-<0.3


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Julius West MS

2022

4

<0.3-1.0


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Westland MS

2022

1

<0.3-0.7


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White Oak MS

2022

2

0.6-6.7


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Earle B. Wood MS

2022

108

<0.3-1.3


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High Schools

High Schools


School

 Year Tested 


Latest Test Results


 All Available 
 Test Reports 


 #Rooms 
 Tested 


 Radon Levels 
 (Range) 
 pCi/L 

Bethesda-Chevy Chase HS

       2020        

68

<0.3-1.5


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Montgomery Blair HS

2022

8

<0.3-0.8


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James Hubert Blake HS

       2020       

3

<0.3-2.1


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Winston Churchill HS

2019

5

<0.4


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Clarksburg HS

2022

33

<0.3-1.2


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Damascus HS

2022

121

<0.3- 1.1


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Thomas Edison HS of Technology

2020

67

<0.3-2.5


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Albert Einstein HS

2022

6

<0.3-0.6


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Gaithersburg HS

2019

7

<0.4-1.3


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Walter Johnson HS

2022

9

<0.3-0.6


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John F. Kennedy HS

2020

1

<0.3-1.3


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Col. Zadock Magruder HS

2020

6

<0.3-1.3


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Richard Montgomery HS

2022

106

<0.3-2.3


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Northwest HS

2022

3

<0.3-0.6


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Northwood HS

       2020       

1

<0.3-2.2


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Paint Branch HS

2022

1

<0.3-<0.3


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Poolesville HS

       2016       

5

<0.3-0.7


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Quince Orchard HS

2020

3

<0.3-1.9


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Rockville HS

2022

1

<0.3-<0.3


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Seneca Valley HS

2022

15

<0.3-2.4


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Sherwood HS

2022

1

<0.3-<0.3


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Springbrook HS

2021

5

<0.3-3.8


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Watkins Mill HS

       2020       

103

<0.3-2.1


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Wheaton HS

2022

2

<0.3-<0.3


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Walt Whitman HS

2022

1

<0.3-0.7


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Thomas S. Wootton HS

2022

5

<0.3-<0.3


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Other Facilities

Other Facilities


School

 Year Tested 


Latest Test Results


 All Available 
 Test Reports 


 #Rooms 
 Tested 


 Radon Levels 
 (Range) 
 pCi/L 

45 W. Gude

       2022       

1

<0.3-1.7


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Bethesda Maintenance & Transportation Depot

2022

1

<0.3-<0.3


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Carl Sandburg Learning Center

2022

5

<0.3-0.7


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Carver (CESC)

       2016       

153

<0.3-3.0


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Clarksburg ES Annex

2022

2

<0.3-<0.3


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Clarksburg Maintenance & Transportation Depot

2022

14

<0.3-&1.5


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Concord Center

2022

1

<0.3-1.2


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Emory Grove Center

2022

3

<0.3-1.7


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English Manor

2022

36

<0.3-1.7


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Blair Ewing Center

2022

58

<0.3-2.5


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Blair Ewing at Cloverleaf

2022

14

<0.3-0.7


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Blair Ewing at Plum Orchard

2022

14

<0.3-0.5


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Fairland Center

2022

1

<0.3-1.0


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Festival Center

       2016       

11

<0.4-1.0


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Facilities Maintenance Depot - Bldg A MCPS

       2018       

0/62

<0.3-1.1


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Facilities Maintenance Depot - Bldg B MCPS

       2018       

0/4

<0.3-0.7


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Food and Nutrition Services

2019

25

<0.4-<0.4


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Garret Park Annex

2019

4

1.1-1.3

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Grosvenor Center

2020

36

<0.3-2.1


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Hadley Farms

2019

10

<0.4-<0.4


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Kingsley Wilderness

2019

11

<0.4-1.7


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Lincoln Center

2022

43

<0.3-0.8

 
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Longview School

2019

24

<0.4-0.6


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Lynnbrook Center

2019

34

<0.4-2.4


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Macdonald Knolls ECC

2022

3

<0.3-2.9


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Montrose Center

2019

78

<0.4-1.2


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North Lake Center

2019

2

<0.4-0.4


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Radnor Center

       2016       

6

1.0-2.6


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Randolph Maintenance & Transportation Depot

2022

23

<0.3-2.4


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Rock Terrace

2022

5

<0.3-<0.3


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Rocking Horse Road Center

2022

129

<0.3-1.7


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Rollingwood Center

2022

17

<0.3-1.7


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Shady Grove Transportation

2022

3

<0.3-<0.3


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Smith, Lathrop E. Environmental Education Center

       2022       

27

<0.3-2.8


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Spring Mill Center

2022

37

<0.3-0.7


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Stephen Knolls School

       2018       

11

<0.7-1.7


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Taylor Learning Center

       2022       

14

<0.3-2.4


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Tilden Center

       2016       

2

<0.4-0.7


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West Farm Transportation Depot

2022

2

<0.3-0.7


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Whittier Woods Center

       2016       

3

1.9-3.3


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