USGS Visual Identity

Study-unit Survey, Nutrients 1


                                                 NITROGEN,    NITROGEN,     NITROGEN,     NITROGEN,     NITROGEN,
                                                  AMMONIA      NITRITE       NITRATE       AMMONIA+      ORGANIC
                                                   DIS-         DIS-          DIS-         ORGANIC        DIS-
                                                  SOLVED       SOLVED        SOLVED          DIS.        SOLVED
  WELL NUMBER     STATION   NUMBER      DATE       (MG/L        (MG/L         (MG/L         (MG/L         (MG/L
                                                   AS N)        AS N)         AS N)         AS N)         AS N)
                                                   00608        00613         00618         00623         00607

       1           252505080302501    1/28/98      0.127        0.013         0.437          0.12          --
       2           252624080302901    1/28/98      0.051        <.010          --            0.14         0.09
       3           252716080290601    1/27/98      <.020        0.028         1.54           0.14          --
       4           252842080290501    1/27/98      <.020        <.010          --            0.16          --
       5           252940080261204    1/29/98      0.031        <.010          --            <.10          --
       6           252951080251201    1/29/98      0.031        <.010          --            <.10          --
       7           254131080234401    2/11/98      0.04         <.010          --            0.3          0.26
       8           254156080214601    2/10/98      0.157        <.010          --            0.65         0.49
       9           254201080281701    2/11/98      0.108        0.011          --            0.62         0.51
       10          254207080202201    2/10/98      0.081        <.010          --            0.39         0.31
       11          254938080170902     2/9/98      0.825        <.010          --            1.1          0.24
       12          254958080171601    2/12/98      0.653        <.010          --             1           0.37
       13          255052080245001    3/18/98      0.177        0.019          --            1.1          0.88
       14          260053080144701    2/12/98      1.16         <.010          --            1.7          0.55
       15          260223080143301    3/16/98      1.59         <.010          --            2.2          0.65
       16          260234080211701    1/26/98      0.906        <.010          --            1.7          0.84
       17          260322080162103    3/17/98      0.941        0.043          --             2             1
       18          260332080182101    3/17/98      0.352        0.087         3.54           1.6           1.2
       19          260539080155101    3/12/98      2.09         <.010          --            3.6           1.5
       20          260738080162701     3/9/98      2.29         <.010          --            3.2          0.91
       21          261028080154901    3/12/98      0.465        <.010          --             1           0.57
       22          261158080151301    3/11/98      0.481        <.010          --            0.98          0.5
       23          261404080100601    3/10/98      0.657        <.010          --            1.1          0.43
       24          261533080141101    3/11/98      0.368        <.010          --            0.68         0.31
       25          261830080073101    3/10/98      0.435        <.010          --            0.72         0.28
       26          262156080063601    1/22/98      0.594        0.011          --            0.93         0.34
       27          262649080053801    1/21/98      0.441        0.013          --            0.81         0.37
       28          262858080083901    1/22/98      0.602        0.014          --            0.91         0.31
       29          263638080040301    1/21/98      0.984        <.010          --            1.2          0.17
       30          263656080121901    1/20/98      0.594        <.010          --            1.1          0.48

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