--------------------
| DATA FILE FORMAT |
--------------------

columns  6-20  Station ID number
columns 23-30  Date (YYYYMMDD format)
columns 37-40  Time
column  41     Remark for Atrazine
columns 42-50  Atrazine, in micrograms per liter (39632)
column  51     Remark for Butylate
columns 52-60  Butylate, in micrograms per liter (04028)
column  61     Remark for Cyanazine
columns 62-70  Cyanazine, in micrograms per liter  (04041)
column  71     Remark for DCPA
columns 72-80  DCPA, in micrograms per liter (82682)
column  81     Remark for Deethylatrazine
columns 82-90  Deethylatrazine, in micrograms per liter (04040)
column  91     Remark for Dichlobenil
columns 92-100 Dichlobenil, in micrograms per liter (49303)
column 101     Remark for Dinoseb
column 102-110 Dinoseb, in micrograms per liter (49301)
column 111     Remark for Diuron
column 112-120 Diuron, in micrograms per liter (49300)
column 121     Remark for EPTC
column 122-130 EPTC, in micrograms per liter (82668)
column 131     Remark for Ethalfluralin
column 132-140 Ethalfluralin, in micrograms per liter (82663)

< Actual value known to be less than value shown.
E Estimated.

--------
| DATA |
--------

  363107119372201     19930817      1030<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363317119490401     19930819      1020<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363317119515001     19930901      1000<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363418119384201     19930914      1440     .006 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363645119420901     19930915      0950     .003 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363726119465201     19930915      1340     .005 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  363805119345001     19930916      1020     .004      .002 <    .004      .003 <    .002 <     .02 <     .04 <     .02 <    .002      .005 
  363928119401701     19930914      0945     .006 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  364112119352701     19930817      1440<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  364356119374001     19930920      1220     .010 <    .002 <    .004 <    .002 E    .002 <     .02 <     .04       .34 <    .002 <    .004 
  364639120065001     19930831      1000<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  364645120005301     19930831      1420<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  365123120010801     19930902      1120<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  365220120052601     19930818      1000     .056 <    .002 <    .004 <    .002 E    .030 <     .02 <     .04 <     .02 <    .002 <    .004 
  365418120035101     19930901      1500<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  365700120063401     19930818      1450     .007 <    .002 <    .004 <    .002 E    .007 <     .02 <     .04 <     .02 <    .002 <    .004 
  380826121141501     19930811      1430<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  380843121205201     19930812      1100<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  381031121123901     19930909      1000<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004 
  381100121200501     19930909      1400<    .001 <    .002 <    .004 <    .002 <    .002 <     .02 <     .04 <     .02 <    .002 <    .004