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Use this web page to find specific data files available from the public ftp file archive of the ESRL Global Monitoring Laboratory. Alternatively, you can check our Data by research program page for specific areas of data that can be downloaded. Click on the icons ( or ) under the 'Data' table heading in the dataset description boxes to either download the data file desired, or take you to the appropriate directory on the ftp server, where you can select specific data files.


Select from the following lists to narrow your search.
Type
Frequency
Discrete (2704)
Site  
AAO (5)
ABP (13)
ACG (36)
ACT (36)
ALT (14)
AMS (2)
AMT (46)
AMY (14)
AOC (2)
ARH (1)
ASC (14)
ASK (13)
AVI (2)
AZR (14)
BAL (14)
BAO (37)
BGI (5)
BHD (7)
BIS (1)
BKT (13)
BLD (1)
BME (6)
BMW (13)
BNA (1)
BNE (6)
BRW (15)
BSC (13)
BWD (35)
CAR (36)
CBA (14)
CBM (1)
CGO (14)
CHR (6)
CIB (6)
CMA (36)
CMO (3)
COB (5)
CPT (13)
CRV (35)
CRZ (13)
DND (33)
DRP (6)
DSI (6)
ECO (36)
EIC (14)
ESP (36)
ETL (36)
FBK (1)
FTL (5)
FWI (5)
GMI (14)
GOZ (3)
Gridded (2)
HAA (5)
HBA (13)
HFM (37)
HIL (36)
HIP (6)
HNX (1)
HOW (3)
HPB (13)
HSU (6)
HUN (6)
ICE (13)
INX (68)
ITN (4)
IZO (13)
KCO (5)
KEY (13)
KLM (5)
KPA (1)
KUM (14)
KZD (5)
KZM (5)
LAC (35)
LAU (1)
LEF (84)
LEW (35)
LLB (14)
LLN (6)
LMP (6)
MBC (3)
MBO (35)
MCI (5)
MCM (1)
MEX (14)
MHD (14)
MID (14)
MKN (13)
MKO (9)
MLO (20)
MMP (5)
MOW (3)
MPO (1)
MRC (68)
MSH (35)
MVY (5)
MWO (35)
Multiple (100)
NAT (13)
NEB (35)
NHA (36)
NMB (6)
NSA (33)
NSK (36)
NWB (35)
NWF (5)
NWR (42)
NZL (1)
OHP (1)
OIL (5)
OPW (2)
OXK (13)
PAL (13)
PAO (5)
PFA (36)
POC (6)
PSA (13)
PTA (6)
PTH (1)
RPB (13)
RTA (36)
S2K (5)
SAN (5)
SCA (36)
SCS (3)
SCT (35)
SDZ (6)
SEY (13)
SGI (2)
SGP (84)
SHM (13)
SIO (1)
SMO (15)
SPF (5)
SPO (15)
STC (1)
STM (6)
STR (35)
SUM (14)
SYO (13)
TAC (6)
TAP (14)
TGC (36)
THD (49)
TIK (13)
TMD (35)
TOM (33)
TPI (5)
ULB (5)
USH (13)
UTA (13)
UUM (6)
WAI (1)
WBI (71)
WGC (40)
WIS (6)
WKT (40)
WLG (7)
WPC (7)
ZEP (14)
  or enter search term:
2704 Datasets filtered from 4840 originally. Reset all Filters

Displaying [1401 - 1500] of 2704 records.    
Dataset Number Site Category Name Type Frequency Year Data Readme
1401
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Surface PFP Discrete Multiple Download Readme
1402
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Aircraft PFP Discrete Multiple Download Readme
1403
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Surface PFP Discrete Multiple Download Readme
1404
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Molecular Hydrogen
(H2)
Aircraft PFP Discrete Multiple Download Readme
1405
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Aircraft PFP Discrete Multiple Download Readme
1406
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Surface PFP Discrete Multiple Download Readme
1407
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Aircraft PFP Discrete Multiple Download Readme
1408
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Surface PFP Discrete Multiple Download Readme
1409
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Aircraft PFP Discrete Multiple Download Readme
1410
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Surface PFP Discrete Multiple Download Readme
1411
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Aircraft PFP Discrete Multiple Download Readme
1412
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Surface PFP Discrete Multiple Download Readme
1413
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Aircraft PFP Discrete Multiple Download Readme
1414
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Surface PFP Discrete Multiple Download Readme
1415
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Aircraft PFP Discrete Multiple Download Readme
1416
Marcellus Pennsylvania, United States (MRC)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Surface PFP Discrete Multiple Download Readme
1417
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Acetylene
(C2H2)
Surface PFP Discrete Multiple Download Readme
1418
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Ethane
(C2H6)
Surface PFP Discrete Multiple Download Readme
1419
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Propane
(C3H8)
Surface PFP Discrete Multiple Download Readme
1420
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Benzene
(C6H6)
Surface PFP Discrete Multiple Download Readme
1421
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds PFC-14
(CF4)
Surface PFP Discrete Multiple Download Readme
1422
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds CFC-115
(CClF2CF3)
Surface PFP Discrete Multiple Download Readme
1423
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds CFC-11
(CCl3F (ion 103))
Surface PFP Discrete Multiple Download Readme
1424
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds CFC-13
(CClF3)
Surface PFP Discrete Multiple Download Readme
1425
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Methylene Bromide
(CH2Br2)
Surface PFP Discrete Multiple Download Readme
1426
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Methyl Chloroform (97)
(CH3CCl3)
Surface PFP Discrete Multiple Download Readme
1427
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Chloroform
(CHCl3)
Surface PFP Discrete Multiple Download Readme
1428
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds ethylene dichloride (1,2 DCE)
(CH2ClCH2Cl)
Surface PFP Discrete Multiple Download Readme
1429
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Halon-1301
(CF3Br)
Surface PFP Discrete Multiple Download Readme
1430
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Halon-2402
(CBrF2CBrF2)
Surface PFP Discrete Multiple Download Readme
1431
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HCFC-133a
(CH2ClCF3)
Surface PFP Discrete Multiple Download Readme
1432
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HCFC-22
(CHF2Cl)
Surface PFP Discrete Multiple Download Readme
1433
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-125
(CHF2CF3)
Surface PFP Discrete Multiple Download Readme
1434
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-134a
(CH2FCF3)
Surface PFP Discrete Multiple Download Readme
1435
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-143a
(CH3CF3)
Surface PFP Discrete Multiple Download Readme
1436
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-152a
(CH3CHF2)
Surface PFP Discrete Multiple Download Readme
1437
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-227ea
(CF3CHFCF3)
Surface PFP Discrete Multiple Download Readme
1438
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-236fa
(CF3CH2CF3)
Surface PFP Discrete Multiple Download Readme
1439
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds HFC-32
(CH2F2)
Surface PFP Discrete Multiple Download Readme
1440
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds PFC-218
(C3F8)
Surface PFP Discrete Multiple Download Readme
1441
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Perfluorotriethylamine (PFTEA)
((C2F5)3N)
Surface PFP Discrete Multiple Download Readme
1442
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Perfluorotripropylamine (PFTPA)
((C3F7)3N)
Surface PFP Discrete Multiple Download Readme
1443
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Surface PFP Discrete Multiple Download Readme
1444
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Surface PFP Discrete Multiple Download Readme
1445
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Surface PFP Discrete Multiple Download Readme
1446
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Surface PFP Discrete Multiple Download Readme
1447
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Surface PFP Discrete Multiple Download Readme
1448
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Surface PFP Discrete Multiple Download Readme
1449
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Surface PFP Discrete Multiple Download Readme
1450
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Surface PFP Discrete Multiple Download Readme
1451
Mashpee, Massachusetts, United States (MSH)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Surface PFP Discrete Multiple Download Readme
1452
Marthas Vineyard, Massachusetts, United States (MVY)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Surface PFP Discrete Multiple Download Readme
1453
Marthas Vineyard, Massachusetts, United States (MVY)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Surface PFP Discrete Multiple Download Readme
1454
Marthas Vineyard, Massachusetts, United States (MVY)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Surface PFP Discrete Multiple Download Readme
1455
Marthas Vineyard, Massachusetts, United States (MVY)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Surface PFP Discrete Multiple Download Readme
1456
Marthas Vineyard, Massachusetts, United States (MVY)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Surface PFP Discrete Multiple Download Readme
1457
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Acetylene
(C2H2)
Surface PFP Discrete Multiple Download Readme
1458
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Ethane
(C2H6)
Surface PFP Discrete Multiple Download Readme
1459
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Propane
(C3H8)
Surface PFP Discrete Multiple Download Readme
1460
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Benzene
(C6H6)
Surface PFP Discrete Multiple Download Readme
1461
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds PFC-14
(CF4)
Surface PFP Discrete Multiple Download Readme
1462
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds CFC-115
(CClF2CF3)
Surface PFP Discrete Multiple Download Readme
1463
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds CFC-11
(CCl3F (ion 103))
Surface PFP Discrete Multiple Download Readme
1464
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds CFC-13
(CClF3)
Surface PFP Discrete Multiple Download Readme
1465
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Methylene Bromide
(CH2Br2)
Surface PFP Discrete Multiple Download Readme
1466
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Methyl Chloroform (97)
(CH3CCl3)
Surface PFP Discrete Multiple Download Readme
1467
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Chloroform
(CHCl3)
Surface PFP Discrete Multiple Download Readme
1468
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds ethylene dichloride (1,2 DCE)
(CH2ClCH2Cl)
Surface PFP Discrete Multiple Download Readme
1469
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Halon-1301
(CF3Br)
Surface PFP Discrete Multiple Download Readme
1470
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Halon-2402
(CBrF2CBrF2)
Surface PFP Discrete Multiple Download Readme
1471
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HCFC-133a
(CH2ClCF3)
Surface PFP Discrete Multiple Download Readme
1472
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HCFC-22
(CHF2Cl)
Surface PFP Discrete Multiple Download Readme
1473
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-125
(CHF2CF3)
Surface PFP Discrete Multiple Download Readme
1474
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-134a
(CH2FCF3)
Surface PFP Discrete Multiple Download Readme
1475
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-143a
(CH3CF3)
Surface PFP Discrete Multiple Download Readme
1476
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-152a
(CH3CHF2)
Surface PFP Discrete Multiple Download Readme
1477
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-227ea
(CF3CHFCF3)
Surface PFP Discrete Multiple Download Readme
1478
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-236fa
(CF3CH2CF3)
Surface PFP Discrete Multiple Download Readme
1479
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds HFC-32
(CH2F2)
Surface PFP Discrete Multiple Download Readme
1480
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds PFC-218
(C3F8)
Surface PFP Discrete Multiple Download Readme
1481
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Perfluorotriethylamine (PFTEA)
((C2F5)3N)
Surface PFP Discrete Multiple Download Readme
1482
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Perfluorotripropylamine (PFTPA)
((C3F7)3N)
Surface PFP Discrete Multiple Download Readme
1483
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Greenhouse Gases Methane
(CH4)
Surface PFP Discrete Multiple Download Readme
1484
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Monoxide
(CO)
Surface PFP Discrete Multiple Download Readme
1485
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Greenhouse Gases Carbon Dioxide
(CO2)
Surface PFP Discrete Multiple Download Readme
1486
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds Isobutane
(i-C4H10)
Surface PFP Discrete Multiple Download Readme
1487
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds isopentane
(i-C5H12)
Surface PFP Discrete Multiple Download Readme
1488
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Greenhouse Gases Nitrous Oxide
(N2O)
Surface PFP Discrete Multiple Download Readme
1489
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds n-Butane
(n-C4H10)
Surface PFP Discrete Multiple Download Readme
1490
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Halocompounds n-Pentane
(n-C5H12)
Surface PFP Discrete Multiple Download Readme
1491
Mt. Wilson Observatory, United States (MWO)
Air samples collected in glass flasks.
Greenhouse Gases Sulfur Hexafluoride
(SF6)
Surface PFP Discrete Multiple Download Readme
1492
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds Ethane
(C2H6)
Flask Discrete Multiple Download
1493
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds Propane
(C3H8)
Flask Discrete Multiple Download
1494
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds PFC-14
(CF4)
Flask Discrete Multiple Download
1495
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds Methyl Chloroform
(CH3CCl3)
Flask Discrete Multiple Download Readme
1496
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds Methyl Chloride
(CH3Cl)
Flask Discrete Multiple Download Readme
1497
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds Halon-1301
(H-1301)
Flask Discrete Multiple Download Readme
1498
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds HFC-125 Flask Discrete Multiple Download Readme
1499
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds HFC-143a Flask Discrete Multiple Download Readme
1500
Multiple Sites
Flask samples analyzed by GCMS.
Halocompounds HFC-32 Flask Discrete Multiple Download Readme
Displaying [1401 - 1500] of 2704 records.    

Dataset list last updated on 12 October 2024
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