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Walnut Grove, California, United States [WGC]

site location map

Location

  • Country: United States Country Flag
  • Latitude: 38.2645° North
  • Longitude: 121.4904° West
  • Elevation: 2.00 masl
  • Time Zone: Local Standard Time + 8.0 hour(s) = UTC

Data

Cooperating Agencies

GML Projects at Walnut Grove, California

Carbon Cycle Surface Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 2007-09-20 Ongoing
Methane CH4 2007-09-20 Ongoing
Carbon Monoxide CO 2007-09-20 Ongoing
Molecular Hydrogen H2 2007-09-20 Ongoing
Nitrous Oxide N2O 2007-09-20 Ongoing
Sulfur Hexafluoride SF6 2015-01-26 Ongoing
Sulfur Hexafluoride SF6 2007-09-20 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2007-09-20 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2007-09-20 Ongoing
Carbon-13/Carbon-12 in Methane d13C (CH4) 2008-01-08 Terminated - 2009-02-24
Carbon-14/Carbon in Carbon Dioxide D14C (CO2) 2009-02-24 Ongoing
HFC-134a CH2FCF3 2007-09-20 Ongoing
HCFC-22 CHF2Cl 2007-09-20 Ongoing
CFC-12 CCl2F2 2007-09-20 Ongoing
Methyl Chloride CH3Cl 2007-09-20 Ongoing
CFC-114 CFC-114 2007-09-20 Ongoing
HCFC-142b CH3CF2Cl 2007-09-20 Ongoing
Halon-1211 CBrClF2 2007-09-20 Ongoing
Methyl Bromide CH3Br 2007-09-20 Ongoing
CFC-11 CCl3F (ion 101) 2007-09-20 Terminated - 2015-12-05
CFC-11 CCl3F (ion 103) 2010-08-27 Ongoing
HCFC-141b CH3CCl2F 2007-09-20 Ongoing
Methyl Iodide CH3I 2007-09-20 Ongoing
CFC-113 CCl2FCClF2 2007-09-20 Ongoing
Dichloromethane CH2Cl2 2007-09-20 Ongoing
Chloroform CHCl3 2007-09-20 Ongoing
Methyl Chloroform (97) CH3CCl3 2007-09-20 Ongoing
Methyl Chloroform (99) CH3CCl3 2010-08-27 Terminated - 2010-11-21
Carbon Tetrachloride CCl4 2007-09-20 Ongoing
Methylene Bromide CH2Br2 2007-09-20 Ongoing
Perchloroethylene (PCE) C2Cl4 2007-09-20 Ongoing
Bromoform CHBr3 2007-09-20 Ongoing
Benzene C6H6 2007-09-20 Ongoing
Carbonyl Sulfide COS 2007-09-20 Ongoing
HCFC-21 CHCl2F 2015-09-16 Ongoing
HFC-152a CH3CHF2 2007-09-20 Ongoing
HCFC-124 CHClFCF3 2007-09-20 Ongoing
Methylbenzene C7H8 2015-01-26 Ongoing
Carbon Disulfide CS2 2007-09-20 Ongoing
Ethane C2H6 2015-01-26 Ongoing
Ethylene C2H4 2015-01-26 Ongoing
Propane C3H8 2007-09-20 Ongoing
Propylene C3H6 2015-01-26 Ongoing
Isobutane i-C4H10 2015-01-26 Ongoing
n-Butane n-C4H10 2007-09-20 Ongoing
isopentane i-C5H12 2007-09-20 Ongoing
n-Pentane n-C5H12 2007-09-20 Ongoing
n-Hexane n-C6H14 2015-01-26 Ongoing
Halon-1301 CF3Br 2007-09-20 Ongoing
Halon-2402 CBrF2CBrF2 2007-09-20 Ongoing
HFC-143a CH3CF3 2007-09-20 Ongoing
HFC-227ea CF3CHFCF3 2007-09-20 Ongoing
HFC-365mfc CH3CF2CH2CF3 2007-09-20 Ongoing
CFC-115 CClF2CF3 2007-09-20 Ongoing
HFC-125 CHF2CF3 2007-09-20 Ongoing
CFC-13 CClF3 2007-09-20 Ongoing
Ethyl Chloride CH3CH2Cl 2007-09-20 Terminated - 2015-04-25
HFC-23 CHF3 2007-09-20 Ongoing
PFC-218 C3F8 2007-09-20 Ongoing
Acetylene C2H2 2007-09-20 Ongoing
HFC-32 CH2F2 2009-03-19 Ongoing
HFC-134 CHF2CHF2 2009-03-19 Ongoing
Halon-1011 CH2BrCl 2015-01-26 Ongoing
Methyl Chloroform (61) CH3CCl3 2013-12-09 Terminated - 2015-04-25
PFC-14 CF4 2015-01-26 Ongoing
PFC-116 CF3CF3 2015-01-26 Ongoing
Trifluoroamine NF3 2015-09-16 Ongoing
Sulfuryl Fluoride SO2F2 2015-09-16 Ongoing
HFC-236fa CF3CH2CF3 2015-01-26 Ongoing
HCFC-133a CH2ClCF3 2015-01-26 Ongoing
CFC-112 CCl3CClF2 2015-01-26 Ongoing
Trichloroethylene (TCE) C2HCl3 2015-01-26 Ongoing
HFO-1234yf CH2=CFCF3 2016-09-13 Ongoing
HFO-1234zeE CHF=CHCF3 2016-09-13 Ongoing
ethylene dichloride (1,2 DCE) CH2ClCH2Cl 2017-12-23 Ongoing
HCFC-123 CHCl2CF3 2017-12-23 Ongoing
Morpholine C5F11NO 2017-11-23 Ongoing
Perfluorotriethylamine (PFTEA) (C2F5)3N 2017-11-23 Ongoing
Perfluorotripropylamine (PFTPA) (C3F7)3N 2017-11-23 Ongoing
HFC-245fa 2022-06-12 Ongoing

Carbon Cycle Airborne Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 2008-05-23 Terminated - 2009-03-08
Methane CH4 2008-05-23 Terminated - 2009-03-08
Carbon Monoxide CO 2008-05-23 Terminated - 2009-03-08
Molecular Hydrogen H2 2008-05-23 Terminated - 2009-03-08
Nitrous Oxide N2O 2008-05-23 Terminated - 2009-03-08
Sulfur Hexafluoride SF6 2008-05-23 Terminated - 2009-03-08
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2008-06-18 Terminated - 2009-03-08
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2008-06-18 Terminated - 2009-03-08
Carbon-14/Carbon in Carbon Dioxide D14C (CO2) 2009-02-25 Terminated - 2009-03-07
HFC-134a CH2FCF3 2008-05-23 Terminated - 2009-03-08
HCFC-22 CHF2Cl 2008-05-23 Terminated - 2009-03-08
CFC-12 CCl2F2 2008-05-23 Terminated - 2009-03-08
Methyl Chloride CH3Cl 2008-05-23 Terminated - 2009-03-08
CFC-114 CFC-114 2008-05-23 Terminated - 2009-03-08
HCFC-142b CH3CF2Cl 2008-05-23 Terminated - 2009-03-08
Halon-1211 CBrClF2 2008-05-23 Terminated - 2009-03-08
Methyl Bromide CH3Br 2008-05-23 Terminated - 2009-03-08
CFC-11 CCl3F (ion 101) 2008-05-23 Terminated - 2009-03-08
HCFC-141b CH3CCl2F 2008-05-23 Terminated - 2009-03-08
Methyl Iodide CH3I 2008-05-23 Terminated - 2009-03-08
CFC-113 CCl2FCClF2 2008-05-23 Terminated - 2009-03-08
Dichloromethane CH2Cl2 2008-05-23 Terminated - 2009-03-08
Chloroform CHCl3 2008-05-23 Terminated - 2009-03-08
Methyl Chloroform (97) CH3CCl3 2008-05-23 Terminated - 2009-03-08
Carbon Tetrachloride CCl4 2008-05-23 Terminated - 2009-03-08
Methylene Bromide CH2Br2 2008-05-23 Terminated - 2009-03-08
Perchloroethylene (PCE) C2Cl4 2008-05-23 Terminated - 2009-03-08
Bromoform CHBr3 2008-05-23 Terminated - 2009-03-08
Benzene C6H6 2008-05-23 Terminated - 2009-03-08
Carbonyl Sulfide COS 2008-05-23 Terminated - 2009-03-08
HFC-152a CH3CHF2 2008-05-23 Terminated - 2009-03-08
HCFC-124 CHClFCF3 2008-05-23 Terminated - 2009-03-08
Methylbenzene C7H8 2008-05-23 Terminated - 2008-06-23
Carbon Disulfide CS2 2008-05-23 Terminated - 2009-03-08
Propane C3H8 2008-05-23 Terminated - 2009-03-08
n-Butane n-C4H10 2008-05-23 Terminated - 2009-03-08
isopentane i-C5H12 2008-05-23 Terminated - 2009-03-08
n-Pentane n-C5H12 2008-05-23 Terminated - 2009-03-08
Ambient Pressure press 2008-05-23 Terminated - 2009-03-08
Relative Humidity rh 2008-05-23 Terminated - 2009-03-08
Halon-1301 CF3Br 2008-05-23 Terminated - 2009-03-08
Halon-2402 CBrF2CBrF2 2008-05-23 Terminated - 2009-03-08
HFC-143a CH3CF3 2008-05-23 Terminated - 2009-03-08
HFC-227ea CF3CHFCF3 2008-05-23 Terminated - 2009-03-08
HFC-365mfc CH3CF2CH2CF3 2008-05-23 Terminated - 2009-03-08
CFC-115 CClF2CF3 2008-05-23 Terminated - 2009-03-08
HFC-125 CHF2CF3 2008-05-23 Terminated - 2009-03-08
CFC-13 CClF3 2008-05-23 Terminated - 2009-03-08
Ethyl Chloride CH3CH2Cl 2008-05-23 Terminated - 2009-03-08
HFC-23 CHF3 2008-05-23 Terminated - 2009-03-08
PFC-218 C3F8 2008-05-23 Terminated - 2009-03-08
Acetylene C2H2 2008-05-23 Terminated - 2009-03-08

Carbon Cycle In Situ Tall Tower

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 2007-08-25 Ongoing
Methane CH4 2007-09-11 Ongoing
Carbon Monoxide CO 2007-08-25 Ongoing

Trace gases from GGGRN Airborne Flasks