Homer, Illinois, United States [HIL]
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Location
DataCooperating Agencies
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GMD Projects at Homer, Illinois
| Parameter | Formula | First Sample Date | Status | Carbon Dioxide | CO2 | 2004-10-02 | Ongoing | Methane | CH4 | 2004-09-16 | Ongoing | Carbon Monoxide | CO | 2004-10-02 | Ongoing | Molecular Hydrogen | H2 | 2004-10-02 | Ongoing | Nitrous Oxide | N2O | 2004-10-02 | Ongoing | Sulfur Hexafluoride | SF6 | 2004-10-02 | Ongoing | Carbon-13/Carbon-12 in Carbon Dioxide | d13C (CO2) | 2007-06-15 | Ongoing | Oxygen-18/Oxygen-16 in Carbon Dioxide | d18O (CO2) | 2007-08-17 | Ongoing | HFC-134a | CH2FCF3 | 2004-10-02 | Ongoing | HCFC-22 | CHF2Cl | 2004-10-02 | Ongoing | CFC-12 | CCl2F2 | 2004-10-02 | Ongoing | Methyl Chloride | CH3Cl | 2004-10-02 | Ongoing | CFC-114 and CFC-114a (combined) | CFC-114 and CFC-114a (combined) | 2004-10-02 | Ongoing | HCFC-142b | CH3CF2Cl | 2004-10-02 | Ongoing | Halon-1211 | CBrClF2 | 2004-10-02 | Ongoing | methyl bromide | CH3Br | 2004-10-02 | Ongoing | CFC-11 (ion 101) | CCl3F (ion 101) | 2004-10-02 | Ongoing | HCFC-141b | CH3CCl2F | 2004-10-02 | Ongoing | methyl iodide | CH3I | 2004-10-02 | Ongoing | CFC-113 | CCl2FCClF2 | 2004-10-02 | Ongoing | dichloromethane | CH2Cl2 | 2004-10-02 | Ongoing | chloroform | CHCl3 | 2004-10-02 | Ongoing | methyl chloroform (ion 97) | CH3CCl3 | 2004-10-02 | Ongoing | carbon tetrachloride | CCl4 | 2004-10-02 | Ongoing | dibromomethane | CH2Br2 | 2004-10-02 | Ongoing | tetrachloroethylene | C2Cl4 | 2004-10-02 | Ongoing | bromoform | CHBr3 | 2004-10-02 | Ongoing | Benzene | C6H6 | 2004-10-02 | Ongoing | carbonyl sulfide | COS | 2004-10-02 | Ongoing | HFC-152a | CH3CHF2 | 2004-10-02 | Ongoing | HCFC-124 | CHClFCF3 | 2004-10-02 | Ongoing | toluene | C7H8 | 2007-02-08 | Terminated - 2008-01-18 | carbonyl disulfide | CS2 | 2004-10-02 | Ongoing | Sample Pressure | press | 2007-02-08 | Terminated - 2010-06-16 | propane | C3H8 | 2007-02-08 | Ongoing | n-butane | n-C4H10 | 2007-02-08 | Ongoing | i-pentane | i-C5H12 | 2007-02-08 | Ongoing | n-pentane | n-C5H12 | 2007-02-08 | Ongoing | Wind Speed | ws | 2004-09-16 | Terminated - 2004-09-16 | Wind Direction | wd | 2004-09-16 | Terminated - 2004-09-16 | Temperature | 2009-03-12 | Ongoing | Ambient Pressure | 2004-09-16 | Terminated - 2011-05-17 | Relative Humidity | rh | 2009-03-12 | Ongoing | Halon 1301 | CF3Br | 2007-02-08 | Ongoing | Halon 2402 | CBrF2CBrF2 | 2007-02-08 | Ongoing | HFC-143a | CH3CF3 | 2007-02-08 | Ongoing | HCFC-227ea | CF3CHFCF3 | 2007-04-06 | Ongoing | HFC-365mfc | CH3CF2CH2CF3 | 2007-04-16 | Ongoing | CFC-115 | CClF2CF3 | 2007-02-08 | Ongoing | HFC-125 | CHF2CF3 | 2007-02-08 | Ongoing | CFC-13 | CClF3 | 2007-02-08 | Ongoing | Chloroethane | CH3CH2Cl | 2007-02-08 | Ongoing | HFC-23 | CHF3 | 2007-02-08 | Ongoing | Perfluoropropane | C3F8 | 2008-02-15 | Ongoing | Acetylene | C2H2 | 2008-02-15 | Ongoing | HFC-32 | CH2F2 | 2009-04-08 | Ongoing | HFC-134 | CHF2CHF2 | 2009-04-08 | Ongoing |
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Trajectories
Aerosol Airborne, Light Aircraft
Ozone Airborne

Barrow, Alaska
Trinidad Head, California
Mauna Loa, Hawaii
American Samoa
South Pole
Summit, Greenland
Seminars
Global Monitoring Division Review
