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Data
»
Ion concentrations in glacial meltwater streams, McMurdo Dry Valleys, Antarctica (1993-2020, ongoing)
STREAM_IONS
Ions
File:
mcmlter-strm-ions-20220201.csv
(870.87 KB)
...
or query the dataset by variables and dates of interest:
Variables
DATASET_CODE
Label:
Dataset code
Definition:
Code representing stream chemistry / ion concentrations dataset
Type:
Nominal
Missing values:
None specified
strmgageid
Label:
Definition:
Code representing stream gauge station
Type:
Nominal
Missing values:
None specified
Location
Label:
Definition:
Name of stream gauge station
Type:
Nominal
Missing values:
None specified
Sample Name
Label:
Definition:
Original name for sample when gathered in field, submitted to INSTAAR
Type:
Nominal
Missing values:
None specified
DATE_TIME
Label:
Definition:
Date/time of sample (McMurdo time)
Type:
Date/time
Date format:
MM/DD/YYYY HH24:MI
Missing values:
None specified
Li (mg/L)
Label:
Definition:
lithium concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Li (mM)
Label:
Definition:
lithium concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Li comments
Label:
Definition:
Comments pertaining to lithium measurement
Type:
Nominal
Missing values:
None specified
Na (mg/L)
Label:
Definition:
sodium concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
100000
Minimum:
0
Precision:
1
Missing values:
Null = None given
Na (mM)
Label:
Definition:
sodium concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5000
Minimum:
0
Precision:
0.01
Missing values:
Null = None given
Na comments
Label:
Definition:
Comments pertaining to sodium measurement
Type:
Nominal
Missing values:
None specified
K (mg/L)
Label:
Definition:
potassium concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
K (mM)
Label:
Definition:
potassium concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
K comments
Label:
Definition:
Comments pertaining to potassium measurement
Type:
Nominal
Missing values:
None specified
Mg (mg/L)
Label:
Definition:
magnesium concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Mg (mM)
Label:
Definition:
magnesium concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Mg comments
Label:
Definition:
Comments pertaining to magnesium measurement
Type:
Nominal
Missing values:
None specified
Ca (mg/L)
Label:
Definition:
calcium concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Ca (mM)
Label:
Definition:
calcium concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Ca comments
Label:
Definition:
Comments pertaining to calcium measurement
Type:
Nominal
Missing values:
None specified
F (mg/L)
Label:
Definition:
fluorine concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
F (mM)
Label:
Definition:
fluorine concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
F comments
Label:
Definition:
Comments pertaining to fluorine measurement
Type:
Nominal
Missing values:
None specified
Cl (mg/L)
Label:
Definition:
chlorine concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Cl (mM)
Label:
Definition:
chlorine concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Cl comments
Label:
Definition:
Comments pertaining to chlorine measurement
Type:
Nominal
Missing values:
None specified
Br (mg/L)
Label:
Definition:
bromine concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Br (mM)
Label:
Definition:
bromine concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Br comments
Label:
Definition:
Comments pertaining to bromine measurement
Type:
Nominal
Missing values:
None specified
SO4 (mg/L)
Label:
Definition:
sulfate concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
SO4 (mM)
Label:
Definition:
sulfate concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
SO4 comments
Label:
Definition:
Comments pertaining to sulfate measurement
Type:
Nominal
Missing values:
None specified
Alkalinity (meq/L)
Label:
Definition:
alkalinity measured by titration in lab
Type:
Physical quantity
Unit:
milliEquivalents
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
alk comments
Label:
Definition:
Comments pertaining to alkalinity measurement
Type:
Nominal
Missing values:
None specified
Si (mg/L)
Label:
Definition:
silicon concentration
Type:
Physical quantity
Unit:
milligramsPerLiter
Maximum:
50
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Si (mM)
Label:
Definition:
silicon concentration
Type:
Physical quantity
Unit:
millimoles/liter
Maximum:
5
Minimum:
0
Precision:
0.0001
Missing values:
Null = None given
Si comments
Label:
Definition:
Comments pertaining to silicon measurement
Type:
Nominal
Missing values:
None specified
Sample Comments
Label:
Definition:
Sample Comments
Type:
Nominal
Missing values:
None specified
File Name
Label:
Definition:
Raw data file containing information
Type:
Nominal
Missing values:
None specified
Data Source Details
Header lines:
1
Footer lines:
1
Orientation:
Column
Field delimiter:
,
Record delimiter:
\r\n