DMSTA Simulation Results |
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Case: |
Poinsett |
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Period: |
01/01/74 |
to |
12/31/90 |
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Case: |
lake/reservoir; depths estimated;
inflow P data sparse after 1990; 5-yr initialization period; depths lower
& more variable than other DMSTA lake/reservoir datasets |
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Input Series |
poinsett |
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Tanks in Series |
2.0 |
Surface Area (km2) |
17.5400 |
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Simulation Period |
10/01/68 |
thru |
12/31/90 |
Mean Water
Load (cm/d) |
11.5 |
Mean Depth (cm) |
88 |
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Output Period |
01/01/74 |
thru |
12/31/90 |
Max Water Load
(cm/d) |
77.4 |
Max Depth (cm) |
268 |
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Startup Interval (days) |
3744 |
Iterations |
1 |
Inflow Conc (ppb) |
101.6 |
Freq Depth
< 5 cm |
3.4% |
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Avg Interval (days) |
30 |
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Inflow P Load
(mg/m2-yr) |
3960 |
Load Reduction |
24% |
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Parameter Set: |
none |
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Outflow
FWM Conc (ppb) |
77.3 |
Time Freq
Conc > 10 ppb |
99% |
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K (m/yr) |
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15.24 |
Sm (mg/m2) |
0 |
Outflow C with Bypass |
77.3 |
Vol Freq Conc
> 10 ppb |
100% |
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C1 (ppb) |
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22.0 |
Sp (mg/m2) |
0 |
95th Percentile
(ppb) |
156.6 |
Storage Turnover (1/yr) |
5.1 |
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C0 (ppb) |
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4.0 |
Qout Intercept |
1.0 |
Outflow Geo.
Mean (ppb) |
80.1 |
Mean Stored P (mg/m2) |
3729 |
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Zx (cm) |
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60 |
Qout Exponent |
2.0 |
Outflow
GM, Q>0 (ppb) |
79.1 |
Storage Inc/Net
Removal |
1% |
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Wtr Bal Error |
0.0% |
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Knet-Plug Flow
(m/yr) |
11.6 |
Outfl. Seepage
(cm/d/cm) |
0 |
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Mass B Error |
0.0% |
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Knet-NCSTR (m/yr) |
12.4 |
Seepage Loss |
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: |
01/01/79 |
thru |
12/31/90 |
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Inflow P Conc (ppb) = |
98 |
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Mean |
Mean |
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HLR (cm/d) = |
11.0 |
Count |
Observed |
Predicted |
Residual |
Resid% |
RSE% |
R2 |
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Mean Depth (cm) |
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146 |
92.3 |
87.1 |
5.2 |
6% |
16% |
90% |
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Flow (cm/day) |
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0 |
#N/A |
#N/A |
#N/A |
#N/A |
#N/A |
#N/A |
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Flow-Wtd-Mean Conc (ppb) |
142 |
96.0 |
75.3 |
20.7 |
28% |
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Geometric Mean
Conc (ppb) |
142 |
77.8 |
76.5 |
1.3 |
2% |
43% |
0% |
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Mean Conc (ppb) |
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142 |
86.1 |
79.0 |
7.1 |
9% |
55% |
0% |
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Outflow Load
(mg/m2-d) |
0 |
#N/A |
#N/A |
#N/A |
#N/A |
#N/A |
#N/A |
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Pred Q x Conc (mg/m2-d) |
143 |
10.83 |
8.43 |
2.40 |
28% |
71% |
79% |
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![](poinsett_files/dmsta_9163_image007.gif) ![](poinsett_files/dmsta_9163_image008.gif) ![](poinsett_files/dmsta_9163_image009.gif) ![](poinsett_files/dmsta_9163_image010.gif) ![](poinsett_files/dmsta_9163_image011.gif) ![](poinsett_files/dmsta_9163_image012.gif)
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Obs Load2 =
Predicted Flow x Obs Conc |
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Green lines on x
axis of concentration plots indicate model calibration period. |
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10/29/03 |
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