The U.S. government is closed. This site will not be updated; however, NOAA websites and social media channels necessary to protect lives and property will be maintained.

To learn more, visit commerce.gov.

For the latest forecasts and critical weather information, visit weather.gov.

Observation Sites

Select single site by:
or Select multiple sites by:
or by:

Reset

Yellow markers indicate discontinued sites

Key Biscayne, Florida, United States [KEY]

site location map

Location

  • Country: United States Country Flag
  • Latitude: 25.6654° North
  • Longitude: 80.158° West
  • Elevation: 1.00 masl
  • Time Zone: Local Standard Time + 5.0 hour(s) = UTC

Data

Cooperating Agencies

  • logo for cooperating agency NOAA Atlantic Oceanographic and Meteorological Laboratory
GML Projects at Key Biscayne, Florida

Carbon Cycle Surface Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 1972-12-13 Ongoing
Methane CH4 1983-10-12 Ongoing
Carbon Monoxide CO 1990-11-15 Ongoing
Molecular Hydrogen H2 1990-11-15 Ongoing
Nitrous Oxide N2O 1997-03-30 Ongoing
Sulfur Hexafluoride SF6 1997-03-30 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 1991-08-08 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 1991-08-08 Ongoing
Methyl Chloride CH3Cl 2006-02-09 Terminated - 2018-06-01
Benzene C6H6 2010-05-21 Terminated - 2018-06-01
Toluene C7H8 2010-05-21 Terminated - 2018-06-01
Ethane C2H6 2006-02-09 Terminated - 2018-06-01
Ethene C2H4 2006-02-09 Terminated - 2018-06-01
Propane C3H8 2006-02-09 Terminated - 2018-06-01
Propene C3H6 2006-02-09 Terminated - 2018-06-01
i-Butane i-C4H10 2006-02-09 Terminated - 2018-06-01
n-Butane n-C4H10 2006-02-09 Terminated - 2018-06-01
i-Pentane i-C5H12 2006-02-09 Terminated - 2018-06-01
n-Pentane n-C5H12 2006-02-09 Terminated - 2018-06-01
n-Hexane n-C6H14 2006-02-09 Terminated - 2018-06-01
isoprene C5H8 2010-05-21 Terminated - 2018-06-01
Acetylene C2H2 2010-05-21 Terminated - 2018-06-01