PART Response to Information Request · OPW11/0335

  Table B-5: Stage 1 MUSIC Model Input Parameters - Treatment Devices (C)
                    Treatment devices and parameters      Swale North

              Low flow by-pass m3/sec                             0
              High flow by-pass m3/sec                           100
              Length (m)                                         25
              Bed Slope                                          1.0
              Base Width (m)                                     0.1
              Top Width (m)                                      5.0
              Depth (m)                                          0.5
              Vegetation Height (m)                          0.25
              Exfiltration Rate mm/hr                            75



                       STAGE I ONLY MUSIC MODEL OUTPUTS

        Table B-6: Stage I MUSIC Model - Treatment Train Effectiveness
    Treatment Train Effectiveness           Sources    Residual Load    % Reduction
Flow MU r                                       13          11              15
Total Suspended Solids k / r                  2420         567              77
Total Phosphorus k / r                         5.9          1.8             69
Total Nitrogen k / r                           33           18              46
Gross Pollutants (kg/yr)                       214           0              100