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Volcanic gases |
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Attribute |
Attribute Name |
Description |
Format |
Units |
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In situ spot sampling: |
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gd_spt_id |
Gas ID |
An identifier for linking with other tables |
autonumber |
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gs_id |
station id |
The identifier for linking to station information |
mediumint |
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gd_spt_time |
Sampling/Measurement time |
Sampling/Measurement time in UTC stored as datetime (YYYY-MM-DD hh:mm:ss). |
datetime |
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gd_spt_gtemp |
Gas temperature |
The gas temperature (leave blank for plumes) |
xxx.x |
deg C |
gd_spt_co2 |
CO2 wt% |
Measured CO2 wt% |
xx.xx |
wt% |
gd_spt_co2_stdd |
Estimated uncertainty CO2 |
Estimated uncertainty CO2 |
x.xx |
wt% |
gd_spt_so2 |
SO2 wt% |
Measured SO2 wt% |
xx.xx |
wt% |
gd_spt_so2_stdd |
Estimated uncertainty SO2 |
Estimated uncertainty SO2 |
x.xx |
wt% |
gd_spt_h2s |
H2S wt% |
Measured H2S wt% |
xx.xx |
wt% |
gd_spt_h2s_stdd |
Estimated uncertainty H2S |
Estimated uncertainty H2S |
x.xx |
wt% |
gd_spt_hcl |
HCl wt% |
Measured HCl wt% |
xx.xx |
wt% |
gd_spt_hcl_stdd |
Estimated uncertainty HCl |
Estimated uncertainty HCl |
x.xx |
wt% |
gd_spt_hf |
HF wt% |
Measured HF wt% |
xx.xx |
wt% |
gd_spt_hf_stdd |
Estimated uncertainty HF |
Estimated uncertainty HF |
x.xx |
wt% |
gd_spt_ch4 |
CH4 wt% |
Measured CH4 wt% |
xx.xx |
wt% |
gd_spt_ch4_stdd |
Estimated uncertainty CH4 |
Estimated uncertainty CH4 |
x.xx |
wt% |
gd_spt_h2 |
H2 wt% |
Measured H2 wt% |
xx.xx |
wt% |
gd_spt_h2_stdd |
Estimated uncertainty H2 |
Estimated uncertainty H2 |
x.xx |
wt% |
gd_spt_co |
CO wt% |
Measured CO wt% |
xx.xx |
wt% |
gd_spt_co_stdd |
Estimated uncertainty CO |
Estimated uncertainty CO |
x.xx |
wt% |
gd_spt_co2_h20free |
CO2 wt% (water-free) |
Calculated CO2 water-free |
xx.xx |
wt% |
gd_spt_so2_h20free |
SO2 wt% (water free) |
Calculated SO2 water-free |
xx.xx |
wt% |
gd_spt_h2s_h20free |
H2S wt% (water free) |
Calculated H2S water-free |
xx.xx |
wt% |
gd_spt_hcl_h20free |
HCl wt% (water free) |
Calculated HCl water-free |
xx.xx |
wt% |
gd_spt_hf_h20free |
HF wt% (water free) |
Calcualted HF water-free |
xx.xx |
wt% |
gd_spt_ch4_h20free |
CH4 wt% (water free) |
Calculated CH4 water free |
xx.xx |
wt% |
gd_spt_h2_h20free |
H2 wt% (water free) |
Calculated H2 water free |
xx.xx |
wt% |
gd_spt_co_h20free |
CO wt% (water free) |
Calculated CO water free |
xx.xx |
wt% |
gd_spt_3he4he |
3He/4He |
Measured 3He/4He |
xx.xxx |
ratio |
gd_spt_d13c |
delta 13C |
Measured delta 13C |
sxx.x |
per mil |
gd_spt_d34s |
delta 34S |
Measured delta 34S |
sxx.x |
per mil |
gd_spt_d18o |
delta 18O |
Measured delta 18O |
sxxx.x |
per mil |
gd_spt_dd |
delta D |
Measured delta D |
sxx.x |
per mil |
gd_spt_envir |
Environmental factors |
Comments on environmental factors, e.g., snowpack, groundwater masking |
varchar(255) |
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gd_spt_submin |
Sublimate minerals |
Information on sublimate minerals |
text |
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gd_spt_comm |
Other comments |
Additional comments, e.g., tree kill, dead animals, etc. |
varchar(255) |
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cc_id2 |
Collector ID |
An identifier for linking to data collector information. |
mediumint |
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ci_id |
Instrument ID |
An identifier for linking to instrument information. |
mediumint |
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gd_spt_loaddate |
Load date |
The date this row was entered |
datetime |
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cc_id_load |
Data loader ID |
The id linking to the person who entered this row of data |
mediumint |
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Plume information |
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gd_plu_id |
plume id |
An identifier for linking with other tables |
autonumber |
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vd_vol_id |
volcano id |
An identifier for linking with the volcano tables |
mediumint |
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gd_plu_lat |
latitude |
The latitude of the vent |
sxx.xxxxxxx |
deg lat |
gd_plu_lon |
longitude |
The longitude of the vent |
sxxx.xxxxxxx |
deg long |
gd_plu_datum |
Datum |
The datum used for the longitude and latitude. |
varchar(30) |
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gd_plu_height |
height |
The height of the plume |
km |
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gd_plu_time |
datetime |
The measurement time in UTC stored as datetime (YYYY-MM-DD hh:mm:ss). |
datetime |
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gd_plu_co2_ert |
CO2 emission rate |
The CO2 emission rate - metric tonnes/day, measured in plume. |
xxxxx |
t/d |
gd_plu_co2_stdd |
CO2 emission std deviation |
The CO2 std deviation |
xxx |
t/d |
gd_plu_so2_ert |
SO2 emission rate |
The SO2 emission rate |
xxxxx |
t/d |
gd_plu_so2_stdd |
SO2 emission std deviation |
The SO2 std deviation |
xxx |
t/d |
gd_plu_h2s_ert |
H2S emission rate |
The H2S emission rate |
xxxx |
t/d |
gd_plu_h2s_stdd |
H2S emission std deviation |
The H2S std deviation |
xx |
t/d |
gd_plu_hcl_ert |
HCl emission rate |
The HCl emission rate |
xxxx |
t/d |
gd_plu_hcl_stdd |
HCl emission std deviation |
The HCl std deviation |
xx |
t/d |
gd_plu_hf_ert |
HF emission rate |
The HF emission rate |
xxx |
t/d |
gd_plu_hf_stdd |
HF emission std deviation |
The HF std deviation |
xx |
t/d |
gd_plu_co_ert |
CO emission rate |
CO emission rate |
xxx |
t/d |
gd_plu_co_stdd |
CO emission std deviation |
CO std deviation |
xx |
t/d |
gd_plu_mptype |
Measurement platform |
Tripod, vehicle, plane, satellite |
text |
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gd_plu_wind |
Estimated windspeed |
Estimated windspeed at plume height |
xx.x |
m/s |
gd_plu_weth |
Weather notes |
Cloud? Rain? Wind speed? |
text |
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gd_plu_comm |
Additional comments |
Additional comments, please include information on how the data was collected. |
varchar(255) |
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cc_id2 |
Collector ID |
An identifier for linking to data collector information. |
mediumint |
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ci_id |
Instrument ID |
An identifier for linking to instrument information. |
mediumint |
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gd_plu_loaddate |
Load date |
The date this row was entered |
datetime |
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cc_id_load |
Data loader ID |
The id linking to the person who entered this row of data |
mediumint |
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Continuous measurements |
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gd_con_id |
gas data id |
An identifier for linking with other tables |
autonumber |
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gs_id |
station id |
The identifier for linking to station information |
mediumint |
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gd_con_name |
site name |
The name of the collection site, to link to other information about the collection site |
text |
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gd_con_co2 |
CO2 |
The measured CO2 concentration |
xxxx |
ppm |
gd_con_co2_stdd |
CO2 std deviation |
Measured CO2 concentration standard deviation. |
xx |
ppm |
gd_con_so2 |
SO2 |
The measured SO2 concentration |
xxxx |
ppm |
gd_con_so2_stdd |
SO2 std deviation |
The measured SO2 concentration standard deviation. |
xx |
ppm |
gd_con_h2s |
H2S |
The measured H2S concentration |
xxxx |
ppm |
gd_con_h2s_stdd |
H2S std deviation |
The measured H2S concentration standard deviation. |
xx |
ppm |
gd_con_time |
Time |
The time the measurement was taken in UTC stored as datetime (YYYY-MM-DD hh:mm:ss). |
datetime |
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cc_id2 |
Collector ID |
An identifier for linking to data collector information. |
mediumint |
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ci_id |
Instrument ID |
An identifier for linking to instrument information. |
mediumint |
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gd_con_loaddate |
Load date |
The date this row was entered |
datetime |
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cc_id_load |
Data loader ID |
The id linking to the person who entered this row of data |
mediumint |
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Soil gas flux information |
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gd_slg_id |
gas data id |
An identifier for linking with other tables |
autonumber |
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gs_id |
station id |
The identifier for linking to station information |
mediumint |
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gd_slg_name |
Site name |
The name of the collection site |
text |
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gd_slg_species |
Measured species |
The type of gas measured (CO2, Radon, etc.) |
text |
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gd_slg_fval |
Flux value |
The flux value |
xxxxx.xx |
g/ m2/ d |
gd_slg_fval_err |
Flux value uncertainty |
The uncertainty in the flux value |
xxx.xx |
g/ m2/ d |
gd_slg_time |
Measurement time |
Measurement time in UTC stored as datetime (YYYY-MM-DD hh:mm:ss). |
datetime |
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gd_slg_agrid |
Avg. grid spacing |
Grid spacing if regular; average if not |
xxxx |
m |
gd_slg_comm |
Comments |
e.g., snow on the ground |
text |
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cc_id2 |
Collector ID |
An identifier for linking to data collector information. |
mediumint |
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ci_id |
Instrument ID |
An identifier for linking to instrument information. |
mediumint |
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gd_slg_loaddate |
Load date |
The date this row was entered |
datetime |
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cc_id_load |
Data loader ID |
The id linking to the person who entered this row of data |
mediumint |
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Gas Station |
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gs_id |
gas station ID |
An identifier for linking with other tables |
autonumber |
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gs_name |
station name or code |
The name of the station. |
text |
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cn_id |
network id |
Link to network, if applicable |
mediumint |
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gs_utc |
difference from UTC |
Time zone relative to UTC - "s" = sign; read as GMT +- xx h. Will be used to convert data to local time where needed. |
sxx.x |
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gs_type |
Type |
Fumarole, plume, diffuse soil degassing |
text |
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gs_lat |
latitude |
The latitude of the station |
sxx.xxxxxxx |
deg lat |
gs_lon |
longitude |
The longitude of the station |
sxxx.xxxxxxx |
deg long |
gs_elev |
elevation |
The elevation of the land surface |
sxxxx |
m above sea level |
hs_datum |
Datum |
The datum used for the longitude and latitude. |
varchar(30) |
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gs_desc |
Station description |
A description of the station and any comments |
text |
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cc_id |
Contact ID |
An identifier for linking to contact information. |
mediumint |
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gs_loaddate |
Load date |
The date this row was entered |
datetime |
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cc_id_load |
Data loader ID |
The id linking to the person who entered this row of data |
mediumint |
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