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Data
»
Lake ice thickness and density measurements, McMurdo Dry Valleys, Antarctica (1989-2023, ongoing)
LIMNO_ICE_THICKNESS
Ice Thickness
File:
mcmlter-lake-ice_thickness-20230726.csv
(204.22 KB)
...
or query the dataset by variables and dates of interest:
Variables
DATASET_CODE
Label:
Definition:
Code that designates the name of the data table in the database
Type:
Nominal
Missing values:
None specified
LAKE
Label:
Lake
Definition:
Name of lake where measurement was made
Type:
Nominal
Missing values:
None specified
LOCATION NAME
Label:
Location Name
Definition:
Specifics of ice hole site upon lake. Locations designated by numbers are distances in meters, south and east,respectively, from the blue box
Type:
Nominal
Missing values:
None specified
DATE_TIME
Label:
Date Time
Definition:
Date on which sample was gathered
Type:
Date/time
Date format:
mm/dd/yyyy
Missing values:
None specified
Z-WATER (m)
Label:
Z-water (m)
Definition:
Distance from piezometric water level to bottom of ice (negative value)
Type:
Physical quantity
Unit:
meter
Maximum:
0
Minimum:
-10
Precision:
0.01
Missing values:
None specified
Z-ICE (m)
Label:
Z-ice (m)
Definition:
Distance from bottom of ice to top of ice (total ice thickness)
Type:
Physical quantity
Unit:
meter
Maximum:
10
Minimum:
0
Precision:
0.01
Missing values:
Null = None given
Z-DIFF (m)
Label:
Z-diff (m)
Definition:
Distance from piezometric water level to top of ice (positive value)
Type:
Physical quantity
Unit:
meter
Maximum:
5
Minimum:
0
Precision:
0.01
Missing values:
Null = None given
DENSITY
Label:
Density
Definition:
Density of ice
Type:
Physical quantity
Unit:
dimensionless
Maximum:
1
Minimum:
0
Precision:
0.0001
Missing values:
Null = None Given
TOOL
Label:
Tool
Definition:
Tool used to gather sample
Type:
Nominal
Missing values:
None specified
COMMENTS
Label:
Comments
Definition:
Helpful hints about the ice thickness measurement
Type:
Nominal
Missing values:
None specified
FILE NAME
Label:
File Name
Definition:
Name of file in which data was submitted
Type:
Nominal
Missing values:
None specified
LAT
Label:
Latitude
Definition:
Point Latitude of the whole where measurement was made
Type:
Physical quantity
Unit:
dimensionless
Maximum:
1
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
LON
Label:
Longitude
Definition:
Point Longitude of the whole where measurement was taken
Type:
Physical quantity
Unit:
dimensionless
Maximum:
1
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Data Source Details
Header lines:
1
Footer lines:
1
Orientation:
Column
Quote character:
"
Field delimiter:
,
Record delimiter:
\n