DMSTA Simulation Results |
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Case: |
ISTOK_2 |
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Period: |
1/1/1989 |
to |
12/31/2002 |
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Case: |
Lake Istokpoga - B&M; revised
outflow concs |
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Input Series |
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ISTOK_REV |
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Tanks in Series |
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2.0 |
Surface Area (km2) |
112.0541 |
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Simulation Period |
01/04/80 |
thru |
12/31/02 |
Mean Water
Load (cm/d) |
1.1 |
Mean Depth (cm) |
158 |
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Output Period |
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01/01/89 |
thru |
12/31/02 |
Max Water Load
(cm/d) |
11.4 |
Max Depth (cm) |
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210 |
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Calib Period |
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01/01/90 |
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12/31/02 |
Inflow Conc (ppb) |
116.4 |
Freq Depth
< 5 cm |
0.0% |
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Startup Interval (days) |
3650 |
Iterations |
-9 |
Inflow P Load
(mg/m2-yr) |
365 |
Load Reduction |
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65% |
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Avg Interval (days) |
90 |
Wtr Bal Error |
0.0% |
Outflow
FWM Conc (ppb) |
46.6 |
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 |
46.6 |
Time Freq
Conc > 10 ppb |
77% |
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K (m/yr) |
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5.815 |
Kd (m/yr) |
0 |
95th Percentile
(ppb) |
61.8 |
K - SS, C*=4
ppb (m/yr) |
4.7 |
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C1
(ppb) |
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150.0 |
Weir Depth (cm) |
150 |
Outflow Geo.
Mean (ppb) |
39.3 |
Storage Turnover (1/yr) |
12.0 |
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C0 (ppb) |
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4.0 |
Cont Depth (cm) |
0 |
Outflow
GM, Q>0 (ppb) |
40.5 |
Mean Stored P (mg/m2) |
325 |
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C2 (ppb) |
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0 |
Qout Intercept |
2.0 |
Seepage Loss |
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0% |
Storage Inc/Net
Removal |
2% |
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Zx (cm) |
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40 |
Qout Exponent |
1.5 |
HRT (days) |
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208.0 |
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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01/01/90 |
thru |
12/31/02 |
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Mean |
Mean |
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Inflow P Conc
(ppb) = |
117 |
Count |
Observed |
Predicted |
Residual |
Resid% |
RSE% |
R2 |
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Mean Depth (cm) |
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52 |
160.4 |
157.8 |
2.6 |
2% |
8% |
50% |
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Flow (cm/day) |
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52 |
0.81 |
0.78 |
0.03 |
3% |
41% |
82% |
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Flow-Wtd-Mean
Conc (ppb) |
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50 |
56.5 |
46.6 |
9.9 |
21% |
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Geometric Mean Conc (ppb) |
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50 |
40.9 |
40.8 |
0.2 |
0% |
40% |
31% |
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Mean Conc (ppb) |
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50 |
47.0 |
41.4 |
4.5 |
11% |
46% |
22% |
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Outflow Load (mg/m2-d) |
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52 |
0.43 |
0.36 |
0.07 |
20% |
63% |
79% |
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Pred Q x Conc
(mg/m2-d) |
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50 |
0.46 |
0.38 |
0.08 |
21% |
67% |
81% |
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Conc Reduction (%) |
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50 |
52% |
60% |
-0.08 |
-8% |
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![](istok_2_files/dmsta_9163_image001.gif) ![](istok_2_files/dmsta_9163_image002.gif) ![](istok_2_files/dmsta_9163_image003.gif) ![](istok_2_files/dmsta_9163_image004.gif) ![](istok_2_files/dmsta_9163_image005.gif)
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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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