Station Name

Station County

Station Name

Station County

1

Aberdeen Philips Field

Harford

37

Millers 4NE

Carroll

2

Assategue

Worcester

38

Nanjemoy

Charles

3

Baltimore Downtown

Baltimore City

39

National Arboretum DC

DC

4

Baltimore Martin Field (Martin State Airport)

Baltimore

40

Oakland 1SE

Garrett

5

Baltimore Washington International Airport

Anne Arundel

41

Ocean City Municipal Airport

Worcester

6

Beltsville

Prince George's

42

Owings Mills

Baltimore

7

Brighton Dam

Montgomery

43

Oxon Hill

Prince George's

8

Camp Springs Andrews Air Force Base

Prince George's

44

Patuxent River Naval Air Station

St Mary's

9

Catoctin Mountain Park

Frederick

45

Parkton 5SW

Baltimore

10

Chestertown

Kent

46

Potomac Water Filtration Plant

Montgomery

11

Clarksburg

Montgomery

47

Princess Anne

Somerset

12

Columbia

Howard

48

Rockville 1NE

Montgomery

13

Conowingo Dam

Harford

49

Royal Oak 2SSW

Talbot

14

Cumberland 2

Allegany

50

Salisbury

Wicomico

15

Cylburn

Baltimore City

51

Salisbury Police Barracks

Wicomico

16

Dalecarlia Reservoir

Prince George's

52

Salisbury Wicomico Regional Airport

Wicomico

17

Damascus 3SSW

Montgomery

53

Savage River Dam

Garrett

18

DelDot

Kent, DE

54

Sharpsburg 5S

Washington

19

Eagle Rock

Garrett

55

Sharptown

Wicomico

20

Federalsburg

Caroline

56

Silver Hill Observatory

Prince George's

21

Frederick 2NNE

Frederick

57

Sines Deep Creek

Garrett

22

Frederick Municipal Airport

Frederick

58

Smithsonian Environmental Research Center

Anne Arundel

23

Frostburg 2

Allegany

59

Smithsburg 2NE

Washington

24

Fort Meade Tipton AAF

Anne Arundel

60

Smithsburg 2NW

Washington

25

Gaithersburg 2WNW

Montgomery

61

Snow Hill 4N

Worcester

26

Glenn Dale Bell Station

Prince George's

62

Solomons

Calvert

27

Grosvenor Lane

Montgomery

63

Stevensville 2SW

Queen Anne's

28

Hagerstown Washington County Airport

Washington

64

Sunderland Park

Calvert

29

Hancock

Washington

65

UMD WMREC

Washington

30

Jennings Randolph Lake

Minerial, WV

66

US Naval Academy

Anne Arundel

31

Johnstown

Cambria, PA

67

Upper Marlboro 3NNW

Prince George's

32

Jug Bay Wetlands Sanctuary

Anne Arundel

68

Vienna

Dorchester

33

Laurel 3W

Prince George's

69

Waterloo Police Barracks

Howard

34

LaVale

Allegany

70

Westminster City

Carroll

35

Manchester 1SW

Carroll

71

Westmont

Cambria, PA

36

Mechanicsville 5NE

St Mary's

72

Williamsport

Washington