WSE Implementation on 04/21/2008: |
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Water Supply Department
Technical Input |
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Water Supply Outlook: |
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District wide, rainfall was 0.03”
for the week ending 04/21/2008 (5% of average, 0.58”). |
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The
April 2008 SFWMM Position Analysis percentile graph and tracking chart for Lake Okeechobee show
that the current lake stage is below the Water Restrictions Trigger Line, and
has about a 10% chance to move back into Zone E in the next two months. |
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The short-term WSE tributary indices for the regions north of the
lake are in the normal range. The long-term Palmer Drought Severity Index (PDSI)* as of 4/19/2008 indicates that the tributaries north of
the |
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*The PDSI is
an indicator of a seasonal moisture anomaly from what is climatically
expected. |
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Water Supply
Risk Evaluation |
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Area |
Indicator |
Value |
Color
Coded Scoring Scheme |
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LOK |
Projected LOK Stage for the
next two months |
Water Restrictions Zone |
H |
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Palmer Index for LOK
Tributary Conditions |
-1.39 |
M |
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(Dry) |
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CPC Precipitation Outlook |
1 month: Below
Normal |
M |
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3 months: |
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LOK Seasonal Net Inflow
Forecast |
2.58 ft (Wet) |
L |
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AMO/La Nina/Neutral |
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LOK Multi-Seasonal Net
Inflow Forecast |
4.08 ft (Wet) |
L |
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AMO/La Nina/Neutral |
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WCAs |
WCA 1: Sites 1-7, 1-8T &
1-9 |
Above Line 1 (16.27 ft) |
L |
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WCA 2A: Site 2-17 |
Above Line 1 (12.58 ft) |
L |
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WCA-3A: Sites 63, 64 &
65 |
Above Line 1 (9.81 ft) |
L |
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LEC |
Service Area 1 |
Phase 2 |
M |
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Service Area 2 |
Phase 2 |
M |
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Service Area 3 |
Phase 2 |
M |
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