Observation Sites

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

Reset

Yellow markers indicate discontinued sites

Offshore Portsmouth, New Hampshire (Isles of Shoals), United States [NHA]

site location map

Location

  • Country: United States Country Flag
  • Latitude: 42.9500° North
  • Longitude: 70.63° West
  • Elevation: 0.00 masl
  • Time Zone: Local Standard Time + 5.0 hour(s) = UTC

Data

Cooperating Agencies

  • Private Party
GML Projects at Offshore Portsmouth, New Hampshire (Isles of Shoals)

Carbon Cycle Airborne Flasks

Parameter Formula First Sample Date Status
Carbon Dioxide CO2 2003-09-12 Ongoing
Methane CH4 2003-09-12 Ongoing
Carbon Monoxide CO 2003-09-12 Ongoing
Molecular Hydrogen H2 2003-09-12 Ongoing
Nitrous Oxide N2O 2003-09-12 Ongoing
Sulfur Hexafluoride SF6 2003-09-12 Ongoing
Sulfur Hexafluoride SF6 2008-05-30 Ongoing
Carbon-13/Carbon-12 in Carbon Dioxide d13C (CO2) 2003-09-12 Ongoing
Oxygen-18/Oxygen-16 in Carbon Dioxide d18O (CO2) 2003-09-12 Ongoing
Carbon-14/Carbon in Carbon Dioxide D14C (CO2) 2004-01-26 Terminated - 2021-04-24
HFC-134a CH2FCF3 2004-09-21 Ongoing
HCFC-22 CHF2Cl 2004-09-21 Ongoing
CFC-12 CCl2F2 2004-09-21 Ongoing
Methyl Chloride CH3Cl 2004-09-21 Ongoing
CFC-114 CFC-114 2004-09-21 Ongoing
HCFC-142b CH3CF2Cl 2004-09-21 Ongoing
Halon-1211 CBrClF2 2004-09-21 Ongoing
Methyl Bromide CH3Br 2004-09-21 Ongoing
CFC-11 CCl3F (ion 101) 2004-09-21 Terminated - 2015-12-07
CFC-11 CCl3F (ion 103) 2008-05-30 Ongoing
HCFC-141b CH3CCl2F 2004-09-21 Ongoing
Methyl Iodide CH3I 2004-09-21 Ongoing
CFC-113 CCl2FCClF2 2004-09-21 Ongoing
Dichloromethane CH2Cl2 2004-09-21 Ongoing
Chloroform CHCl3 2004-09-21 Ongoing
Methyl Chloroform (97) CH3CCl3 2004-09-21 Ongoing
Methyl Chloroform (99) CH3CCl3 2010-06-26 Terminated - 2013-04-13
Carbon Tetrachloride CCl4 2004-09-21 Ongoing
Methylene Bromide CH2Br2 2004-09-21 Ongoing
Perchloroethylene (PCE) C2Cl4 2004-09-21 Ongoing
Bromoform CHBr3 2004-09-21 Ongoing
Benzene C6H6 2004-09-21 Ongoing
Carbonyl Sulfide COS 2004-09-21 Ongoing
HCFC-21 CHCl2F 2008-05-30 Ongoing
HFC-152a CH3CHF2 2004-09-21 Ongoing
HCFC-124 CHClFCF3 2004-09-21 Ongoing
Methylbenzene C7H8 2007-04-14 Ongoing
Carbon Disulfide CS2 2004-09-21 Ongoing
Ethane C2H6 2008-05-30 Ongoing
Ethylene C2H4 2008-05-30 Ongoing
Propane C3H8 2007-04-14 Ongoing
Propylene C3H6 2008-05-30 Ongoing
Isobutane i-C4H10 2008-05-30 Ongoing
n-Butane n-C4H10 2007-04-14 Ongoing
isopentane i-C5H12 2007-04-14 Ongoing
n-Pentane n-C5H12 2007-04-14 Ongoing
n-Hexane n-C6H14 2008-05-30 Ongoing
Ambient Pressure press 2004-01-26 Terminated - 2013-05-27
Relative Humidity rh 2003-09-12 Ongoing
Halon-1301 CF3Br 2007-04-14 Ongoing
Halon-2402 CBrF2CBrF2 2007-04-14 Ongoing
HFC-143a CH3CF3 2007-04-14 Ongoing
HFC-227ea CF3CHFCF3 2007-04-14 Ongoing
HFC-365mfc CH3CF2CH2CF3 2007-04-14 Ongoing
CFC-115 CClF2CF3 2007-04-14 Ongoing
HFC-125 CHF2CF3 2007-04-14 Ongoing
CFC-13 CClF3 2007-04-14 Ongoing
Ethyl Chloride CH3CH2Cl 2007-04-14 Terminated - 2014-08-14
HFC-23 CHF3 2007-04-14 Ongoing
PFC-218 C3F8 2007-12-01 Ongoing
Acetylene C2H2 2007-12-01 Ongoing
HFC-32 CH2F2 2008-05-30 Ongoing
HFC-134 CHF2CHF2 2008-05-30 Ongoing
Halon-1011 CH2BrCl 2008-05-30 Ongoing
PFC-14 CF4 2008-05-30 Ongoing
PFC-116 CF3CF3 2008-05-30 Ongoing
Trifluoroamine NF3 2008-05-30 Ongoing
Sulfuryl Fluoride SO2F2 2008-05-30 Ongoing
HFC-236fa CF3CH2CF3 2008-05-30 Ongoing
HCFC-133a CH2ClCF3 2008-05-30 Ongoing
CFC-112 CCl3CClF2 2008-05-30 Ongoing
Trichloroethylene (TCE) C2HCl3 2008-05-30 Ongoing
HFO-1234yf CH2=CFCF3 2016-09-12 Ongoing
HFO-1234zeE CHF=CHCF3 2016-09-12 Ongoing
ethylene dichloride (1,2 DCE) CH2ClCH2Cl 2018-02-14 Ongoing
HCFC-123 CHCl2CF3 2018-02-14 Ongoing
Morpholine C5F11NO 2018-02-14 Ongoing
Perfluorotriethylamine (PFTEA) (C2F5)3N 2018-02-14 Ongoing
Perfluorotripropylamine (PFTPA) (C3F7)3N 2018-02-14 Ongoing
HFC-245fa 2022-06-28 Ongoing

Ozone Airborne

Trace gases from GGGRN Airborne Flasks