Boulder Atmospheric Observatory, Colorado, United States [BAO]
Location
- Country: United States
- Latitude: 40.0500° North
- Longitude: 105.004° West
- Elevation: 1584.00 masl
- Time Zone: Local Time + 7.0 hour(s) = UTC
Data
Cooperating Agencies
- Private Party
- ESRL Physical Sciences Division
The BAO research facility in Erie, Colorado is used for studying the planetary boundary layer and for testing and calibrating atmospheric sensors. Ongoing measurements include solar radiation and greenhouse gases. The centerpiece of the facility is a 300-m tower instrumented at multiple levels with slow-response temperature, relative humidity and wind sensors, a profiling instrument carriage, a variety of remote sensing systems, and a real-time processing and display capability.
GMD Projects at Boulder Atmospheric Observatory, Colorado
Parameter | Formula | First Sample Date | Status |
---|---|---|---|
Carbon Dioxide | CO2 | 2007-08-16 | Ongoing |
Methane | CH4 | 2007-08-16 | Ongoing |
Carbon Monoxide | CO | 2007-08-16 | Ongoing |
Molecular Hydrogen | H2 | 2007-08-16 | Ongoing |
Nitrous Oxide | N2O | 2007-08-16 | Ongoing |
Sulfur Hexafluoride | SF6 | 2014-09-23 | Ongoing |
Sulfur Hexafluoride | SF6 | 2007-08-16 | Ongoing |
Carbon-13/Carbon-12 in Carbon Dioxide | d13C (CO2) | 2007-08-16 | Terminated - 2013-06-08 |
Oxygen-18/Oxygen-16 in Carbon Dioxide | d18O (CO2) | 2007-08-16 | Terminated - 2013-06-08 |
Carbon-14/Carbon in Carbon Dioxide | D14C (CO2) | 2009-06-27 | Terminated - 2011-12-25 |
HFC-134a | CH2FCF3 | 2007-08-16 | Ongoing |
HCFC-22 | CHF2Cl | 2007-08-16 | Ongoing |
CFC-12 | CCl2F2 | 2007-08-16 | Ongoing |
Methyl Chloride | CH3Cl | 2007-08-16 | Ongoing |
CFC-114 and CFC-114a (combined) | CFC-114 and CFC-114a (combined) | 2007-08-16 | Ongoing |
HCFC-142b | CH3CF2Cl | 2007-08-16 | Ongoing |
Halon-1211 | CBrClF2 | 2007-08-16 | Ongoing |
methyl bromide | CH3Br | 2007-08-16 | Ongoing |
CFC-11 (ion 101) | CCl3F (ion 101) | 2007-08-16 | Ongoing |
CFC-11 (ion 103) | CCl3F (ion 103) | 2014-09-23 | Ongoing |
HCFC-141b | CH3CCl2F | 2007-08-16 | Ongoing |
methyl iodide | CH3I | 2007-08-16 | Ongoing |
CFC-113 | CCl2FCClF2 | 2007-08-16 | Ongoing |
dichloromethane | CH2Cl2 | 2007-08-16 | Ongoing |
chloroform | CHCl3 | 2007-08-16 | Ongoing |
methyl chloroform (ion 97) | CH3CCl3 | 2007-08-16 | Ongoing |
carbon tetrachloride | CCl4 | 2007-08-16 | Ongoing |
dibromomethane | CH2Br2 | 2007-08-16 | Ongoing |
tetrachloroethylene | C2Cl4 | 2007-08-16 | Ongoing |
bromoform | CHBr3 | 2007-08-16 | Ongoing |
Benzene | C6H6 | 2007-08-16 | Ongoing |
carbonyl sulfide | COS | 2007-08-16 | Ongoing |
HCFC-21 | CHCl2F | 2015-07-20 | Ongoing |
HFC-152a | CH3CHF2 | 2007-08-16 | Ongoing |
HCFC-124 | CHClFCF3 | 2007-08-16 | Ongoing |
toluene | C7H8 | 2014-09-23 | Ongoing |
carbonyl disulfide | CS2 | 2007-08-16 | Ongoing |
Sample Pressure | press | 2007-10-02 | Terminated - 2010-07-18 |
ethane | C2H6 | 2014-09-23 | Ongoing |
ethene | C2H4 | 2014-09-23 | Ongoing |
propane | C3H8 | 2007-10-02 | Ongoing |
propene | C3H6 | 2014-09-23 | Ongoing |
i-butane | i-C4H10 | 2014-09-23 | Ongoing |
n-butane | n-C4H10 | 2007-10-02 | Ongoing |
i-pentane | i-C5H12 | 2007-10-02 | Ongoing |
n-pentane | n-C5H12 | 2007-10-02 | Ongoing |
n-hexane | n-C6H14 | 2014-09-23 | Ongoing |
Temperature | temp | 2014-11-25 | Ongoing |
Ambient Pressure | press | 2014-11-25 | Ongoing |
Relative Humidity | rh | 2014-11-25 | Ongoing |
Halon 1301 | CF3Br | 2007-10-02 | Ongoing |
Halon 2402 | CBrF2CBrF2 | 2007-10-02 | Ongoing |
HFC-143a | CH3CF3 | 2007-10-02 | Ongoing |
HFC-227ea | CF3CHFCF3 | 2007-10-02 | Ongoing |
HFC-365mfc | CH3CF2CH2CF3 | 2007-10-02 | Ongoing |
CFC-115 | CClF2CF3 | 2007-10-02 | Ongoing |
HFC-125 | CHF2CF3 | 2007-10-02 | Ongoing |
CFC-13 | CClF3 | 2007-10-02 | Ongoing |
Chloroethane | CH3CH2Cl | 2007-10-02 | Terminated - 2014-08-25 |
HFC-23 | CHF3 | 2007-10-02 | Ongoing |
Perfluoropropane | C3F8 | 2007-10-02 | Ongoing |
Acetylene | C2H2 | 2007-10-02 | Ongoing |
HFC-32 | CH2F2 | 2009-04-03 | Ongoing |
HFC-134 | CHF2CHF2 | 2009-04-03 | Ongoing |
CH2BrCl | CH2BrCl | 2014-09-23 | Ongoing |
methyl chloroform (ion 61) | CH3CCl3 | 2013-12-19 | Terminated - 2013-12-31 |
tetrafluoromethane | CF4 | 2014-09-23 | Ongoing |
hexafluoroethane | CF3CF3 | 2014-09-23 | Ongoing |
nitrogen trifluoride | NF3 | 2014-09-23 | Ongoing |
sulfuryl fluoride | SO2F2 | 2014-09-23 | Ongoing |
HFC-236fa | CF3CH2CF3 | 2014-09-23 | Ongoing |
HCFC-133a | CH2ClCF3 | 2015-02-15 | Ongoing |
CFC-112 | CCl3CClF2 | 2014-09-23 | Ongoing |
C2HCl3 | C2HCl3 | 2014-09-23 | Ongoing |
Parameter | Formula | First Sample Date | Status |
---|---|---|---|
Carbon Dioxide | CO2 | 2008-07-24 | Terminated - 2008-07-24 |
Methane | CH4 | 2008-07-24 | Terminated - 2008-07-24 |
Carbon Monoxide | CO | 2008-07-24 | Terminated - 2008-07-24 |
Molecular Hydrogen | H2 | 2008-07-24 | Terminated - 2008-07-24 |
Nitrous Oxide | N2O | 2008-07-24 | Terminated - 2008-07-24 |
Sulfur Hexafluoride | SF6 | 2008-07-24 | Terminated - 2008-07-24 |
Carbon-13/Carbon-12 in Carbon Dioxide | d13C (CO2) | 2008-07-24 | Terminated - 2008-07-24 |
Oxygen-18/Oxygen-16 in Carbon Dioxide | d18O (CO2) | 2008-07-24 | Terminated - 2008-07-24 |
HFC-134a | CH2FCF3 | 2008-07-24 | Terminated - 2008-07-24 |
HCFC-22 | CHF2Cl | 2008-07-24 | Terminated - 2008-07-24 |
CFC-12 | CCl2F2 | 2008-07-24 | Terminated - 2008-07-24 |
Methyl Chloride | CH3Cl | 2008-07-24 | Terminated - 2008-07-24 |
CFC-114 and CFC-114a (combined) | CFC-114 and CFC-114a (combined) | 2008-07-24 | Terminated - 2008-07-24 |
HCFC-142b | CH3CF2Cl | 2008-07-24 | Terminated - 2008-07-24 |
Halon-1211 | CBrClF2 | 2008-07-24 | Terminated - 2008-07-24 |
methyl bromide | CH3Br | 2008-07-24 | Terminated - 2008-07-24 |
CFC-11 (ion 101) | CCl3F (ion 101) | 2008-07-24 | Terminated - 2008-07-24 |
HCFC-141b | CH3CCl2F | 2008-07-24 | Terminated - 2008-07-24 |
methyl iodide | CH3I | 2008-07-24 | Terminated - 2008-07-24 |
CFC-113 | CCl2FCClF2 | 2008-07-24 | Terminated - 2008-07-24 |
dichloromethane | CH2Cl2 | 2008-07-24 | Terminated - 2008-07-24 |
chloroform | CHCl3 | 2008-07-24 | Terminated - 2008-07-24 |
methyl chloroform (ion 97) | CH3CCl3 | 2008-07-24 | Terminated - 2008-07-24 |
carbon tetrachloride | CCl4 | 2008-07-24 | Terminated - 2008-07-24 |
dibromomethane | CH2Br2 | 2008-07-24 | Terminated - 2008-07-24 |
tetrachloroethylene | C2Cl4 | 2008-07-24 | Terminated - 2008-07-24 |
bromoform | CHBr3 | 2008-07-24 | Terminated - 2008-07-24 |
Benzene | C6H6 | 2008-07-24 | Terminated - 2008-07-24 |
carbonyl sulfide | COS | 2008-07-24 | Terminated - 2008-07-24 |
HFC-152a | CH3CHF2 | 2008-07-24 | Terminated - 2008-07-24 |
HCFC-124 | CHClFCF3 | 2008-07-24 | Terminated - 2008-07-24 |
carbonyl disulfide | CS2 | 2008-07-24 | Terminated - 2008-07-24 |
Sample Pressure | press | 2008-07-24 | Terminated - 2008-07-24 |
propane | C3H8 | 2008-07-24 | Terminated - 2008-07-24 |
n-butane | n-C4H10 | 2008-07-24 | Terminated - 2008-07-24 |
i-pentane | i-C5H12 | 2008-07-24 | Terminated - 2008-07-24 |
n-pentane | n-C5H12 | 2008-07-24 | Terminated - 2008-07-24 |
Temperature | temp | 2008-07-24 | Terminated - 2008-07-24 |
Relative Humidity | rh | 2008-07-24 | Terminated - 2008-07-24 |
Halon 1301 | CF3Br | 2008-07-24 | Terminated - 2008-07-24 |
Halon 2402 | CBrF2CBrF2 | 2008-07-24 | Terminated - 2008-07-24 |
HFC-143a | CH3CF3 | 2008-07-24 | Terminated - 2008-07-24 |
HFC-227ea | CF3CHFCF3 | 2008-07-24 | Terminated - 2008-07-24 |
HFC-365mfc | CH3CF2CH2CF3 | 2008-07-24 | Terminated - 2008-07-24 |
CFC-115 | CClF2CF3 | 2008-07-24 | Terminated - 2008-07-24 |
HFC-125 | CHF2CF3 | 2008-07-24 | Terminated - 2008-07-24 |
CFC-13 | CClF3 | 2008-07-24 | Terminated - 2008-07-24 |
Chloroethane | CH3CH2Cl | 2008-07-24 | Terminated - 2008-07-24 |
HFC-23 | CHF3 | 2008-07-24 | Terminated - 2008-07-24 |
Perfluoropropane | C3F8 | 2008-07-24 | Terminated - 2008-07-24 |
Acetylene | C2H2 | 2008-07-24 | Terminated - 2008-07-24 |
Carbon Cycle In Situ Tall Tower
Parameter | Formula | First Sample Date | Status |
---|---|---|---|
Carbon Dioxide | CO2 | 2007-05-05 | Ongoing |
Methane | CH4 | 2012-05-01 | Ongoing |
Carbon Monoxide | CO | 2007-05-05 | Ongoing |
Radiation In-Situ Observatory
Parameter | Formula | First Sample Date | Status |
---|---|---|---|
Direct Beam | 1989-09-05 | Ongoing | |
Shortwave Global | 1989-09-05 | Ongoing | |
Diffuse | 1995-02-21 | Ongoing | |
Reflected Shortwave | 1991-07-22 | Ongoing | |
Downward Longwave | 1989-09-05 | Ongoing | |
Upward Longwave | 1991-07-22 | Ongoing |
Baseline Surface Radiation Network
Surface Ozone
Parameter | Formula | First Sample Date | Status |
---|---|---|---|
Ozone | O3 | 2008-07-10 | Ongoing |
Ozone In Situ Tall Tower
Trace gases Airborne Flasks
Trace gases from GGGRN Flasks