Mississippi River near Lock & Dam 5 (Agency code: M738.2F) 

Descriptive Statistics of Concentration Data (Milligrams/Liter)

                  TN_N     NOx_N     NHx_N      TP_P     SRP_P       TSS        Cl   SiO2_Si
Total obs. =       118       120       121       112       121       118       121       121
Start date =  05/27/93  05/13/93  05/13/93  05/27/93  05/13/93  05/27/93  05/13/93  05/13/93
End date   =  06/02/98  06/18/98  06/18/98  06/02/98  06/18/98  06/18/98  06/18/98  06/18/98
Mx smp int days=    44        44        44        56        44        44        44        44
Mean samp int=    15.7      15.6      15.5      16.5      15.5      15.8      15.5      15.5
Stdv samp int=     5.1       4.8       4.8       7.0       4.8       5.1       4.8       4.8
Mean conc. =      2.85      1.94     0.090     0.132     0.050      16.5      17.1      5.68
Stdev conc.=      1.77      0.83     0.092     0.065     0.048      12.4      10.2      1.84
Min conc.  =      0.09      0.35     0.001     0.023     0.001       1.2       5.0      0.11
25% conc.  =      2.19      1.34     0.027     0.087     0.016       5.8      13.6      4.71
Med. conc. =      2.58      1.88     0.066     0.120     0.038      15.6      15.9      5.86
75% conc.  =      3.05      2.38     0.114     0.167     0.062      22.6      18.0      7.02
Max conc.  =     19.04      5.42     0.537     0.419     0.253      84.1     116.2      9.50

Flow summaries are in the LOADEST2 diagnostic information

TN_N    = Total Nitrogen (as N)
NOx_N   = Total Nitrate + Nitrite (as N)
NHx_N   = Dissolved Ammonia (as N)
TP_P    = Total Phosphorus (as P)
SRP_P   = Soluble Reactive Phosphorus (as P)
TSS     = Total Suspended Solids
Cl      = Dissolved Chloride (as Cl)
SiO2_Si = Dissolved Silicon (as Si)