Attachment D - Stormwater and Water Quality report

Filter Median Particle Diameter (mm)                0.45
Saturated Hydraulic Conductivity (mm/hr)           316.8                        316            222                                                                            316
Infiltration Media Porosity                         0.3                        0.35            0.35                                                                           0.35
Length (m)                                                       45                                                                      40           50                                                  40
Bed slope                                                        0.01                                                                   0.01         0.01                                                0.01
Base Width (m)                                                   0.2                                                                     0.2          0.2                                                 0.2
Top width (m)                                                    2.6                                                                     2.6          4.2                                                 4
Vegetation height (m)                                            0.25                                                                   0.25         0.25                                                0.25


                                                                           Vegetated with Vegetated with                                                                 Vegetated with
                                                                             Effective      Effective                                                                      Effective
                                                                              Nutrient       Nutrient                                                                       Nutrient
Vegetation Type                                                            Removal Plants Removal Plants                                                                 Removal Plants
Total Nitrogen Content in Filter (mg/kg)                                        800            800                                                                            800
Orthophosphate Content in Filter (mg/kg)                                        55              55                                                                            55
Is Base Lined?                                                                  No             No                                                                             No
Is Underdrain Present?                                                          Yes            Yes                                                                            Yes
Is Submerged Zone Present?                                                      No             No                                                                             No
Submerged Zone Depth (m)
B for Media Soil Texture                           -9999        -9999           13              13           -9999        -9999         -9999        -9999      -9999         13            -9999        -9999
Proportion of upstream impervious area treated                                                                                                                   0.5
Exfiltration Rate (mm/hr)                            0            0              0              0              0            0            0            0          0             0              0           0
Evaporative Loss as % of PET                                                    100            100             0            0                                                 100             0
Depth in metres below the drain pipe                 0
TSS A Coefficient                                   0.52
TSS B Coefficient                                  -0.39
TP A Coefficient                                    1.28
TP B Coefficient                                   -0.19
TN A Coefficient                                    1.67
TN B Coefficient                                   -0.09
Sfc                                                                            0.61            0.61                                                                           0.61
S*                                                                             0.37            0.37                                                                           0.37
Sw                                                                             0.11            0.11                                                                           0.11
Sh                                                                             0.05            0.05                                                                           0.05
Emax (m/day)                                                                   0.008          0.008                                                                          0.008
Ew (m/day)                                                                     0.001          0.001                                                                          0.001
IN - Mean Annual Flow (ML/yr)                       11.9         4.07          1.95            23.1           3.66        0.733         3.73         2.89       0.197        0.894          0.557        2.38
IN - TSS Mean Annual Load (kg/yr)                1.58E+03        777            270         2.85E+03          123          24.2         434        1.28E+03      86           167            18.8        332
IN - TP Mean Annual Load (kg/yr)                    4.17         1.56          0.705           6.05          0.661        0.133         1.05         2.06       0.139         0.33          0.101        0.86
IN - TN Mean Annual Load (kg/yr)                    27.8         8.74          4.48            49.9           8.49         1.72         7.51         6.65       0.457         2.02           1.29        5.65
IN - Gross Pollutant Mean Annual Load (kg/yr)       12.4         38.9          1.78            12.2           84.7         16.9         19.4         66.8       4.53          7.8            12.9        32.3
OUT - Mean Annual Flow (ML/yr)                      11.9         4.07          1.87            22.6           3.66        0.733         3.73         2.89       0.197        0.863          0.557        2.38
OUT - TSS Mean Annual Load (kg/yr)                  456          110           26.3            637            90.2         17.7          88          58.3       54.7          13.5           14.8        48.3
OUT - TP Mean Annual Load (kg/yr)                   1.9         0.687          0.272           3.52           0.59        0.118         0.56         0.458      0.107        0.127         9.26E-02      0.376
OUT - TN Mean Annual Load (kg/yr)                   20.9         7.93          1.71            25.1           7.97         1.61         6.82         5.56       0.404        0.783           1.24        4.77
OUT - Gross Pollutant Mean Annual Load (kg/yr)       0            0              0              0              0            0            0            0         4.53           0              0           0
Flow In (ML/yr)                                   11.9361      4.07151        1.94784        23.0503        3.66341     0.732482      3.72973       2.88676    0.19688     0.893747        0.556879     2.38499
ET Loss (ML/yr)                                      0            0          0.0757309       0.406856          0            0            0            0          0         0.0311576          0           0
Infiltration Loss (ML/yr)                            0            0              0              0              0            0            0            0          0             0              0           0
Low Flow Bypass Out (ML/yr)                          0            0              0              0              0            0            0            0          0             0              0           0
High Flow Bypass Out (ML/yr)                         0            0              0              0              0            0            0            0        0.09844         0              0           0
Orifice / Filter Out (ML/yr)                      6.69345      3.89344        1.60587        16.1424        3.40559     0.679705      3.66446       2.88629    0.09844     0.741726        0.485167     2.35726
Weir Out (ML/yr)                                  5.2438      0.178564       0.264274         6.4889        0.257604    0.0528521    0.0654196        0          0          0.12019       0.0716623    0.0269575
Transfer Function Out (ML/yr)                        0            0              0              0              0            0            0            0          0             0              0           0
Reuse Supplied (ML/yr)                               0            0              0              0              0            0            0            0          0             0              0           0
Reuse Requested (ML/yr)                              0            0              0              0              0            0            0            0          0             0              0           0
% Reuse Demand Met                                   0            0              0              0              0            0            0            0          0             0              0           0
% Load Reduction                                 -0.0097329   -0.0120572      3.9886         1.81782       0.00585644   -0.0102143   -0.00418261   0.0163757     0          3.56158       0.00889699   0.0322738
TSS Flow In (kg/yr)                               1583.02      776.695        270.394         2853.5        122.838      24.2084      433.859       1276.78    86.0059       167.3         18.8185      332.107


[OCR of page images]
Filter Median Particle Diameter (mm)
Saturated Hydraulic Conductivity (mm/hr)
Infiltration Media Porosity

Length (m)

Bed slope

Base Width (m)

Top width (m)

Vegetation height (m)

Vegetation Type

Total Nitrogen Content in Filter (mg/kg)
Orthophosphate Content in Filter (mg/kg)
Is Base Lined?

Is Underdrain Present?

Is Submerged Zone Present?
Submerged Zone Depth (m)

B for Media Soil Texture

Proportion of upstream impervious area treated
Exfiltration Rate (mm/hr)

Evaporative Loss as % of PET

Depth in metres below the drain pipe
TSS A Coefficient

TSS B Coefficient

TP A Coefficient

TP B Coefficient

TN A Coefficient

TN B Coefficient

Sfc

st

Sw

Sh

Emax (m/day)

Ew (m/day)

IN - Mean Annual Flow (ML/yr)

IN - TSS Mean Annual Load (kg/yr)

IN - TP Mean Annual Load (kg/yr)

IN - TN Mean Annual Load (kg/yr)

IN - Gross Pollutant Mean Annual Load (kg/yr)
OUT - Mean Annual Flow (ML/yr)

OUT - TSS Mean Annual Load (kg/yr)
OUT - TP Mean Annual Load (kg/yr)
OUT - TN Mean Annual Load (kg/yr)
OUT - Gross Pollutant Mean Annual Load (kg/yr)
Flow In (ML/yr)

ET Loss (ML/yr)

Infiltration Loss (ML/yr)

Low Flow Bypass Out (ML/yr)

High Flow Bypass Out (ML/yr)

Orifice / Filter Out (ML/yr)

Weir Out (ML/yr)

Transfer Function Out (ML/yr)

Reuse Supplied (ML/yr)

Reuse Requested (ML/yr)

% Reuse Demand Met

% Load Reduction

TSS Flow In (kg/yr)

0.45
316.8
0.3

-9999

0.52
-0.39
1.28
-0.19
1.67
-0.09

11.9
1.58E+03
417
278
12.4
11.9
456
1.9
20.9
0
11.9361
0
0
0
0
6.69345
5.2438
0
0
0
0
-0.0097329
1583.02

45
0.01
0.2

26
0.25

-9999

4.07
7717
1.56
8.74
38.9
4.07
110
0.687
7.93
0
4.07151
0
0
0
0
3.89344
0.178564
0
0
0
0
-0.0120572
776.695

316
0.35

Vegetated with Vegetated with

Effective Effective
Nutrient Nutrient
Removal Plants Removal Plants
800 800
55 55
No No
Yes Yes
No No
13 13
0 0
100 100
0.61 0.61
0.37 0.37
0.11 0.11
0.05 0.05
0.008 0.008
0.001 0.001
1.95 23.1

270 2.85E+03
0.705 6.05
448 49.9
1.78 12.2
1.87 22.6
26.3 637
0.272 3.52
1.71 25.1
0 0
1.94784 23.0503
0.0757309 0.406856
0 0
0 0
0 0
1.60587 16.1424
0.264274 6.4889
0 0
0 0
0 0
0 0
3.9886 1.81782
270.394 2853.5,

222
0.35

-9999

3.66
123
0.661
8.49
84.7
3.66
90.2
0.59
7.97
0
3.66341
0
0
0
0
3.40559
0.257604
0
0
0
0
0.00585644
122.838

-9999

0.733
24.2
0.133
1.72
16.9
0.733
17.7
0.118
1.61
0
0.732482
0
0
0
0
0.679705
0.0528521
0
0
0
0
-0.0102143
24.2084

40
0.01
0.2

26
0.25

-9999

3.73
434
1.05
751
19.4
3.73

88
0.56
6.82

0
3.72973

0

0

0

0
3.66446

0.0654196

0

0

0

0

-0.00418261

433.859

50
0.01
0.2

4.2
0.25

-9999

2.89
1.28E+03
2.06
6.65
66.8
2.89
58.3
0.458
5.56
0
2.88676
0
0
0
0
2.88629

0.0163757
1276.78

-9999
05

0.197
86
0.139
0.457
4.53
0.197
54.7
0.107
0.404
4.53
0.19688
0
0
0
0.09844
0.09844
0

ocoono

0
86.0059

316
0.35

Vegetated with
Effective
Nutrient

Removal Plants

800
55
No

Yes
No

13

100

0.61
0.37
0.11
0.05
0.008
0.001
0.894
167
0.33
2.02
78
0.863
13.5
0.127
0.783
0
0.893747
0.0311576
0
0
0
0.741726
0.12019
0
0
0
0
3.56158
167.3

-9999

0.557
18.8
0.101
1.29
12.9
0.557
14.8
9.26E-02
1.24
0
0.556879
0
0
0
0
0.485167
0.0716623
0
0
0
0
0.00889699
18.8185

40
0.01
0.2

0.25

-9999

2.38
332
0.86
5.65
32.3
2.38
48.3
0.376
477
0
2.38499
0
0
0
0
2.35726
0.0269575
0
0
0
0
0.0322738
332.107