Contents of the
                                 STATIONS.DAT
                                     file
                                  Version 1.0
                                   1 Sep 92



                 There is one record (line) for each station.

              The file is sorted on station number (columns 1-8).

Columns  Format  Contents

  1-8     I8     Station number - the 8 digit station number uniquely
                    identifying the station.
   9      1X     Blank.
 10-57    A48    Station name - the 48 character name of the station.
   58     1X     Blank.
 59-66    I8     Hydrologic Unit Code (HUC).  The first two digits of the HUC
                    specify the Water Resources Council region.  The data, if
                    any, for this station will be found in a sub-directory
                    based on these first two digits of the HUC.
   67     1X     Blank.
 68-75    F8.0   Drainage area in square miles.
   76     1X     Blank.
   77     A1     Time Scale - a one character code which indicates the shortest
                    time scale at which the data is suitable for use in
                    climatic analysis.
                       D - Values at any time scale are suitable.  Daily,
                              monthly, and annual values are provided.
                       M - Only monthly or longer term values are suitable;
                              however, daily, monthly, and annual values are
                              provided.
                       N - No data is suitable and no data is provided.
   78     A1     Portion of record - a one character code which indicates
                    whether the entire gaged record, or only a subset of it, is
                    suitable for use in climatic analysis.  No record after
                    WY1988 has been examined for inclusion in the HCDN.  The
                    WYEARS.DAT file shows the water years for which data is
                    provided.
                       E - The entire period of record, but not after WY1988,
                           is suitable and provided.
                       P - Only part of the gaged record is suitable and
                           provided.
                       N - No data is suitable and no data is provided.
   79     1X     Blank.
 80-81    I2     Number of lines of comments for this station in the
                    COMMENTS.DAT file.  This count does not include the initial
                    line giving the station name.
   82     1X     Blank.
 83-84    A2     District - the two character abbreviation of the USGS Water
                    Resources Division District which services the gaging
                    station.  See the STATES.DAT file for a list of these
                    abbreviations.
   85     1X     Blank.
 86-87    A2     State - the two character abbreviation of the state in which
                    the gaging station is located.  See the STATES.DAT file for
                    a list of these abbreviations.
   88     1X     Blank.
 89-91    I3     County - the code number of the county in which the gaging
                    station is located.  See Federal Information Processing
                    Standards Publication (FIPS PUBS) 6-3 for a list of these
                    codes.
   92     1X     Blank.
 93-98    I6     Latitude of the gaging station in the form DDMMSS where D is
                    degrees, M is minutes, and S is seconds.
   99     A1     Hemisphere of the latitude - N for Northern and S for
                    Southern.
  100     1X     Blank.
101-107   I7     Longitude of the gaging station in the form DDDMMSS.
  108     A1     Hemisphere of the longitude - W for Western and E for
                    Eastern.
109-116   F8.2   Datum - an arbitrary reference point generally corresponding
                    to the elevation of the gaging station in feet above the
                    National Geodetic Vertical Datum of 1929.  A value of
                    -99.00 indicates a missing value.
117-120   I4     Non-contributing drainage area in percent of drainage area.
  121     1X     Blank.
  122     A1     Benchmark indicator - B if the station is a Benchmark station,
                    blank otherwise.
  123     A1     Current Conditions indicator - C if the station is a Current
                    Conditions station, blank otherwise.


Conversion factors:

   Multiply feet by 0.3048 to obtain meters.
   Multiply square miles by 2.590 to obtain square kilometers.


Format descriptions:

   In    an integer field n columns wide.
   F8.x  a real (float) field 8 columns wide with x decimal places to the right
            of the decimal point.
   An    a character field n columns wide.
   1X    a single blank column.