GMD Site Description: ITN
Grifton, North Carolina, United States [ITN]
CountryCountry Flag
United States
Latitude:35.3500° North
Longitude:77.38° West
Elevation: 9.00 masl
Time Zone: Local Time + 5 hour(s) = UTC

Cooperating Agencies
WITN Television

Atmospheric Transport
Clustered summary of Trajectories



GMD Projects at Grifton, North Carolina

Carbon Cycle Surface Flasks

Parameter Formula First Sample Date Most Recent Sample Date
Carbon Dioxide CO2 1992-07-30 1999-06-09
Methane CH4 1992-07-30 1999-06-09
Carbon Monoxide CO 1992-07-30 1999-06-09
Molecular Hydrogen H2 1992-07-30 1999-06-09
Nitrous Oxide N2O 1997-05-21 1999-06-09
Sulfur Hexafluoride SF6 1997-05-21 1999-06-09
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 1992-07-30 1999-06-09
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 1992-09-30 1999-04-21
wind speed 1995-08-02 1997-03-20
wind direction 1995-08-02 1997-03-20

Carbon Cycle In Situ Tall Tower