Utqiagvik (formerly Barrow), Alaska
Station Name | Station Code | Latitude | Longitude | Elevation (m) |
---|---|---|---|---|
Utqiagvik, Alaska | PTB | 71.3 °N | 156.6 °W | 11 |
Description
In-situ CO2, flask CO2, and isotopic data sets taken at Utqiagvik (formerly Barrow), Alaska: Latitude 71.3°N Longitude 156.6°W Elevation 11m. In-situ CO2 data derived from continuous analyzer near Utqiagvik, Alaska by John Kelley in collaboration with C.D. Keeling.
These data are subject to revision based on recalibration of standard gases.
Individual Data sets
In-situ CO2 Data
Measurement | Frequency | Data File | Dates |
---|---|---|---|
CO2 | daily | daily_in_situ_co2_ptb.csv | 1961-1967 |
Merged In Situ and Flask CO2 Data
Measurement | Frequency | Data File | Dates |
---|---|---|---|
CO2 | daily | daily_merge_co2_ptb.csv | 1961 - present |
CO2 | monthly | monthly_merge_co2_ptb.csv | 1961 - present |
Flask Isotopic Data
Measurement | Frequency | Data File | Dates |
---|---|---|---|
13C/12C | daily | daily_flask_c13_ptb.csv | 1982 - present |
13C/12C | monthly | monthly_flask_c13_ptb.csv | 1982 - present |
14C/C | intermittent | intermittent_flask_c14_ptb.csv | 1999 - 2007 |
18O/16O | daily | daily_flask_o18_ptb.csv | 1982 - present |
18O/16O | monthly | monthly_flask_o18_ptb.csv | 1982 - present |
Combined Data sets
Flask CO2 and Isotopic Data
Measurement | Frequency | Data File | Dates |
---|---|---|---|
CO2 and Isotopes | daily | daily_flask_co2_isotopes_ptb.csv | 1961 - present |
Supplemental Material
For early Utqiagvik (formerly Barrow) in-situ CO2 data from 1961 - 1967Citation
Please cite as:
C. D. Keeling, S. C. Piper, R. B. Bacastow, M. Wahlen, T. P. Whorf, M. Heimann, and H. A. Meijer, Exchanges of atmospheric CO2 and 13CO2 with the terrestrial biosphere and oceans from 1978 to 2000. I. Global aspects, SIO Reference Series, No. 01-06, Scripps Institution of Oceanography, San Diego, 88 pages, 2001.
If it is necessary to cite a peer-reviewed article, please cite as:
C. D. Keeling, S. C. Piper, R. B. Bacastow, M. Wahlen, T. P. Whorf, M. Heimann, and H. A. Meijer, Atmospheric CO2 and 13CO2 exchange with the terrestrial biosphere and oceans from 1978 to 2000: observations and carbon cycle implications, pages 83-113, in "A History of Atmospheric CO2 and its effects on Plants, Animals, and Ecosystems", editors, Ehleringer, J.R., T. E. Cerling, M. D. Dearing, Springer Verlag, New York, 2005.