North Fork Whitewater River at Elba, MN (Agency code: 05376000)

Descriptive Statistics of Concentration Data

                  TN_N     NOx_N     NHx_N      TP_P     SRP_P       TSS        Cl   SiO2_Si
Total obs. =        71       179        81       187        73       197       219       218
Start date =  02/21/75  04/26/71  10/15/80  08/12/70  07/15/70  10/29/70  08/21/67  08/21/67
End date   =  09/03/93  09/03/93  09/03/93  09/03/93  09/03/93  09/03/93  09/03/93  09/03/93
Mx smp int days=  2063       126       126       126      3359       232       126       183
Mean samp int=    96.7      45.9      58.8      45.3       117      42.6      43.6      43.8
Stdv samp int=     241      19.6      21.0      19.6       397      30.1      18.3      20.0
Mean conc. =      4.65      3.07     0.144     0.256     0.143     231.6       9.4      6.42
Stdev conc.=      1.78      1.33     0.487     0.306     0.106     683.1       4.5      1.38
Min conc.  =      0.50      0.01     0.010     0.010     0.000       1.0       1.0      0.37
25% conc.  =      3.40      2.10     0.020     0.130     0.090      18.0       6.2      5.61
Med. conc. =      4.50      2.90     0.030     0.180     0.130      39.0       8.4      6.54
75% conc.  =      5.70      3.90     0.050     0.240     0.160      94.0      12.0      7.48
Max conc.  =     12.00      6.50     3.700     2.400     0.630      5190      23.0      8.88

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)
          (measured as Dissolved Orthophosphate) 
TSS     = Total Suspended Solids
Cl      = Dissolved Chloride (as Cl)
SiO2_Si = Dissolved Silicon (as Si)
          (Converted from original concentrations measured 
           as Dissolved Silica (as SiO2))