DMSTA Simulation Results |
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Case: |
ISTOKPOGA |
Period: |
1/1/1988 |
to |
9/30/2000 |
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Case: |
data from Havens & Walker
(2003) |
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Input Series |
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ISTOKPOGA_WS |
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Tanks in Series |
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2.0 |
Surface Area (km2) |
110.0000 |
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Simulation Period |
01/03/79 |
thru |
09/30/00 |
Mean Water
Load (cm/d) |
1.2 |
Mean Depth (cm) |
171 |
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Output Period |
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01/01/88 |
thru |
09/30/00 |
Max Water Load
(cm/d) |
11.5 |
Max Depth (cm) |
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231 |
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Calib Period |
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10/01/93 |
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09/30/00 |
Inflow Conc (ppb) |
104.3 |
Freq Depth
< 5 cm |
0.0% |
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Startup Interval (days) |
5385 |
Iterations |
-9 |
Inflow P Load
(mg/m2-yr) |
314 |
Load Reduction |
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63% |
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Avg Interval (days) |
90 |
Wtr Bal Error |
0.0% |
Outflow
FWM Conc (ppb) |
41.9 |
Conc Reduction |
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60% |
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Parameter Set: |
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none |
Mass B Error |
0.0% |
Outflow C with Bypass |
41.9 |
Time Freq
Conc > 10 ppb |
68% |
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K (m/yr) |
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4.904 |
Kd (m/yr) |
0 |
95th Percentile
(ppb) |
59.8 |
K - SS, C*=4
ppb (m/yr) |
4.1 |
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C1
(ppb) |
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150.0 |
Weir Depth (cm) |
140 |
Outflow Geo.
Mean (ppb) |
36.4 |
Storage Turnover (1/yr) |
9.4 |
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C0 (ppb) |
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4.0 |
Cont Depth (cm) |
0 |
Outflow
GM, Q>0 (ppb) |
37.2 |
Mean Stored P (mg/m2) |
300 |
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C2 (ppb) |
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0 |
Qout Intercept |
0.8 |
Seepage Loss |
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0% |
Storage Inc/Net
Removal |
0% |
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Zx (cm) |
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40 |
Qout Exponent |
1.5 |
HRT (days) |
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222.0 |
Outfl. Seepage
(cm/d/cm) |
0 |
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Ki |
E/m2-d |
0 |
0 |
Model 2 |
Mean Biomass (g/m2) |
#N/A |
Biomass Turnover (1/yr) |
#N/A |
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Kb |
1/d |
0 |
0 |
" |
Gross PP
(g/m2-d) |
#N/A |
Total Resp (g/m2-d) |
#N/A |
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Kr |
1/d/g/m2 |
0 |
0 |
" |
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Ka |
1/d |
0 |
0 |
" |
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Kc |
ppb |
0 |
0 |
" |
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Ke |
1/d |
0 |
0 |
" |
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Ku |
mg/m2 |
0 |
0 |
" |
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Calibration Statistics for Period: |
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10/01/93 |
thru |
09/30/00 |
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Mean |
Mean |
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Inflow P Conc
(ppb) = |
107 |
Count |
Observed |
Predicted |
Residual |
Resid% |
RSE% |
R2 |
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Mean Depth (cm) |
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28 |
167.6 |
171.6 |
-4.0 |
-2% |
5% |
67% |
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Flow (cm/day) |
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28 |
0.92 |
0.91 |
0.01 |
1% |
26% |
93% |
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Flow-Wtd-Mean
Conc (ppb) |
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27 |
52.1 |
46.0 |
6.1 |
13% |
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Geometric Mean Conc (ppb) |
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27 |
39.9 |
40.6 |
-0.7 |
-2% |
45% |
27% |
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Mean Conc (ppb) |
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27 |
45.6 |
41.5 |
3.8 |
9% |
45% |
28% |
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Outflow Load (mg/m2-d) |
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28 |
0.46 |
0.42 |
0.04 |
11% |
53% |
87% |
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Pred Q x Conc
(mg/m2-d) |
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27 |
0.49 |
0.43 |
0.06 |
13% |
59% |
86% |
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Conc Reduction (%) |
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27 |
51% |
57% |
-0.06 |
-6% |
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Obs Load2 = Predicted
Flow x Observed Conc |
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Green
lines on x axis of concentration plots indicate model calibration
period. Statistics at top of sheet are
for entire output period. |
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03/02/05 |
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