Skip to main content
McMurdo Dry Valleys LTER
Main menu
About
Overview
Code of Conduct
Diversity Statement
Environmental Stewardship
Sustainability Committee
MCM LTER Logos
Research
Research Hypotheses
Research Proposals
Research Areas
Research Highlights
Collaboration Philosophy
Data
MCM Data Overview
Browse by Research Area
Glaciers
Glacier Biology
Glacier Chemistry
Physical Glaciology
Glacier Locations
Supporting Materials
Lakes
Lake Biology
Lake Chemistry
Lake Locations
Physical Limnology
Supporting Materials
Meteorology
Meteorology - High Frequency
Meteorology - Daily Summaries
Meteorology - Monthly Summaries
Climate Modeling
Meteorological Locations
Meteorological Task Lists
Soils
Soil Biology
Soil Chemistry
Soil Physics
Supporting Materials
Streams
Hydrology - High Frequency
Hydrology - Daily Summaries
Stream Biology
Stream Chemistry
Stream Modeling
Stream Locations
Supporting Materials
Genomic Studies
Integrative Processes
Modeling Studies
Spatial Data
Interactive Data Viewers
MDV ClimEx
Real Time Dashboards
Antarctic Freshwater Diatoms Database
McMurdo Dry Valleys Historical Archive
Data Use Policy
Submitting Data
Report Data Issues
Personnel
Principal Investigators
Emeriti
Investigators
Collaborators
Professional Staff
Post Docs
Graduate Students
Undergraduates
Publications
Bibliography
Presentations
Photos
Glacier Gallery
Lakes Gallery
Soils Gallery
Streams Gallery
Maps
Glacier Stakes Map
Gages Map
Lakes Map
Met Stations
Soil Projects Map
Transect Locations
Glaciers
Moss Samples
Outreach
2024 REU Program
Education and Outreach
Lost Seal
E&O Activities Submission Form
News
Links
You are here
Data
»
Hydrogen ion concentrations (pH) in discrete water column samples collected from lakes in the McMurdo Dry Valleys, Antarctica (1993-2022, ongoing)
LIMNO_PH
pH data
File:
mcmlter-lake-ph-20240103.csv
(367.78 KB)
...
or query the dataset by variables and dates of interest:
Variables
DATASET_CODE
Label:
Definition:
Code to designate the table name
Type:
Nominal
Missing values:
None specified
LIMNO_RUN
Label:
Limno Run
Definition:
Code for lake's sampling location and date
Type:
Nominal
Missing values:
None specified
LOCATION NAME
Label:
LOCATION NAME
Definition:
Name of lake where measurement was made
Type:
Nominal
Missing values:
None specified
LOCATION CODE
Label:
Definition:
Location in the lake where measurement was made
Type:
Nominal
Missing values:
None specified
DATE_TIME
Label:
Definition:
Date when sample was collected
Type:
Date/time
Date format:
MM/DD/YYYY
Missing values:
None specified
DEPTH (m)
Label:
Depth (m)
Definition:
Distance below the piezometric water level from which sample was drawn
Type:
Physical quantity
Unit:
meter
Maximum:
80
Minimum:
1
Precision:
1
Missing values:
Required entry = None given
pH
Label:
Definition:
hydrogen ion concentration found at lake depth
Type:
Physical quantity
Unit:
pH
Maximum:
14
Minimum:
0
Precision:
0.01
Missing values:
Null = None given
pH COMMENTS
Label:
pH Comments
Definition:
Helpful hints about the pH sample
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
DEPTH MASL
Label:
Definition:
Depth referred to the Sea level. Distance below Mean Average Sea water level reference from which sample was drawn
Type:
Physical quantity
Unit:
meter
Maximum:
Not specified
Minimum:
Not specified
Precision:
1
Missing values:
None specified
Data Source Details
Header lines:
1
Footer lines:
1
Orientation:
Column
Quote character:
"
Field delimiter:
,
Record delimiter:
\n