Chippewa River near confluence with Mississippi River (Agency code: CH00.1M)

Descriptive Statistics of Concentration Data (Milligrams/Liter)

                  TN_N     NOx_N     NHx_N      TP_P     SRP_P       TSS        Cl   SiO2_Si
Total obs. =       146       155       155       140       153       119       153       152
Start date =  06/14/91  06/14/91  06/14/91  06/14/91  06/14/91  04/29/93  06/14/91  06/14/91
End date   =  06/03/98  06/19/98  06/19/98  06/03/98  06/19/98  06/19/98  06/19/98  06/19/98
Mx smp int days=    70        64        64        70        64        42        64        64
Mean samp int=    17.6      16.6      16.6      18.3      16.9      15.9      16.9      17.0
Stdv samp int=     9.0       7.1       7.1      10.3       7.3       5.1       7.3       7.4
Mean conc. =      1.58      0.71     0.071     0.105     0.036      17.9       6.0      4.84
Stdev conc.=      0.71      0.44     0.123     0.088     0.028      47.0       5.6      1.50
Min conc.  =      0.56      0.01     0.001     0.009     0.001       0.3       1.2      1.99
25% conc.  =      1.14      0.45     0.013     0.066     0.019       4.8       4.4      3.80
Med. conc. =      1.43      0.59     0.032     0.089     0.033      10.2       5.4      4.80
75% conc.  =      1.89      0.94     0.084     0.119     0.043      16.4       6.4      5.84
Max conc.  =      5.48      2.99     1.020     0.926     0.187     477.2      69.4     12.70

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)