TITLE:  Mesonet ARM Soil Water and Temperature System (SWATS) Data [JOSS] 
     
     
CONTACTS:

Chad Bahrmann
CIMMS
University of Oklahoma
100 E. Boyd St., Rm. 1110
Norman, OK 73019-1011

Phone: (405) 325-1855
Fax: (405) 325-7614

Email: cbahrmann@ou.edu


1.0  DATA SET OVERVIEW
     

This data set contains hourly resolution soil temperature and moisture
data at 5, 15, 25, 35, 60, 85, 125, 175 cm depths from the Department of 
Energy (DOE) Atmospheric Radiation Measurement (ARM) Southern Great 
Plains (SGP) Soil Water and Temperature System (SWATS).  These SWATS 
stations are located at many of the ARM SGP Extended Facilities in southern 
Kansas and northern Oklahoma.  This data set covers the period from 13 May 
to 25 June 2002.  These data are in netCDF format.


2.0  INSTRUMENT DESCRIPTION


2.1  Instrumentation

Complete information on the ARM SWATS instrumentation is available from
ARM at:

http://www.arm.gov/docs/instruments/static/swats.html

2.2  Station Locations


Site                Elevation (m)      Lat.     Long.   
Larned, KS: EF-1        632          38.202N   99.316W
Hillsboro, KS: EF-2     450          38.306N   97.301W
LeRoy, KS:EF-3          338          38.201N   95.597W
Plevna, KS: EF-4        513          37.953N   98.329W
Halstead, KS: EF-5      440          38.114N   97.513W
Towanda, KS: EF-6       409          37.842N   97.020W
Elk Falls, KS: EF-7     283          37.383N   96.180W
Coldwater, KS: EF-8     664          37.333N   99.309W
Ashton, KS: EF-9        386          37.133N   97.266W
Tyro, KS: EF-10         248          37.068N   95.788W
Byron, OK: EF-11        360          36.881N   98.285W
Pawhuska, OK: EF-12     331          36.841N   96.427W
Lamont, OK: EF-13       318          36.605N   97.485W
Ringwood, OK: EF-15     418          36.431N   98.284W
Vici, OK: EF-16         602          36.061N   99.134W
Morris, OK: EF-18       217          35.687N   95.856W
El Reno, OK: EF-19      421          35.557N   98.017W
Meeker, OK: EF-20       309          35.564N   96.988W
Okmulgee, OK: EF-21     240          35.615N   96.065W
Cordell, OK: EF-22      465          35.354N   98.977W
Cyril, OK: EF-24        409          34.883N   98.205W 


3.0  DATA COLLECTION AND PROCESSING


Complete information on the ARM SWATS data collection and processing
is available from ARM at:

http://www.arm.gov/docs/instruments/static/swats.html

General information on ARM data quality is available from ARM at:

http://dq.arm.gov/cgi-bin/dqmenu.pl

UCAR/JOSS conducted no processing or quality control on these data.


4.0  DATA FORMAT AND FILE NAMING


4.1  Data Format

These data are in network Common Data Form (netCDF) format.  For 
information on netCDF see:

http://www.unidata.ucar.edu/packages/netcdf/index.html

4.2  File Naming Conventions

The file names have the following format:

sgpswatsE1.b1.20010701.000700.cdf

where:
        sgpswats is the data type (SWATS)
        E1 represents the facility id (here ARM SGP extended facility 1)
        b1 represents the data level
        2001 - four digit year
        07 - two digit month
        01 - two digit day
        00 - two digit hour
        07 - two digit minute
        00 - two digit second
        cdf - netCDF format extention


5.0  DATA REMARKS


None.


6.0  REFERENCES


None.