WSE Implementation on
02/11/2008: |
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Water Supply Department
Technical Input |
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Water Supply Outlook: |
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District wide, rainfall was
0.23” for the week ending 02/11/2008 (42% of average, 0.55”). |
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The
February 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 less than 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 slightly improved. The 30-Day Net Rainfall is in the normal range,
and the Two-Week Moving Average S65E Flow is in the dry range. The long-term
Palmer Drought Severity Index (PDSI)* as of 2/09/2008 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 |
-2.42 |
H |
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(Extremely Dry) |
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CPC Precipitation Outlook |
1 month: Below
Normal |
H |
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3 months: Below
Normal |
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LOK Seasonal Net Inflow
Forecast |
0.19 ft (Dry) |
M |
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AMO/La Nina |
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LOK Multi-Seasonal Net
Inflow Forecast |
1.92 ft ( |
M |
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AMO/La Nina |
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WCAs |
WCA 1: Sites 1-7, 1-8T &
1-9 |
Above Line 1 (16.52 ft) |
L |
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WCA 2A: Site 2-17 |
Above Line 1 (11.79 ft) |
L |
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WCA-3A: Sites 63, 64 &
65 |
Line 1 – Line 2 (9.18
ft) |
M |
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LEC |
Service Area 1 |
Phase 3 |
H |
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Service Area 2 |
Phase 3 |
H |
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Service Area 3 |
Phase 3 |
H |
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