WSE Implementation on 02/18/2008: |
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Water Supply Department
Technical Input |
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Water Supply Outlook: |
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District wide, rainfall was
2.13” for the week ending 02/17/2008 (389% 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 2/16/2008 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 |
-2.37 |
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 |
0.29 ft (Dry) |
M |
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AMO/La Nina |
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LOK Multi-Seasonal Net Inflow Forecast |
2.02 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 (16.79 ft) |
L |
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WCA 2A: Site 2-17 |
Above Line 1 (11.96 ft) |
L |
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WCA-3A: Sites 63, 64 & 65 |
Above Line 1 (9.45 ft) |
L |
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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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