WSE Implementation on 07/02/2007: |
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Water Supply Department
Technical Input |
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Water Supply Outlook: |
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District wide, rainfall was
1.63” for the week ending 7/02/2007 (89% of average, 1.83”). |
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The
June 2007 SFWMM Position Analysis percentile graph and tracking chart
for Lake Okeechobee show that the current lake stage is below the Supply-Side
Management line, and has approximately 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 mixed. The 30-Day Net Rainfall is normal,
while the Two-Week Moving Average S65E Flow
continues to indicate very dry conditions. The long-term Palmer Drought
Severity Index (PDSI)* as of 6/30/2007 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 |
SSM |
H |
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Palmer Index for LOK Tributary Conditions |
-2.80 |
H |
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(Extremely Dry) |
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CPC Precipitation Outlook |
1 month: |
L |
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3 months: Above Normal |
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LOK Seasonal Net Inflow Forecast |
1.67 ft (Wet) |
L |
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AMO/La Nina |
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LOK Multi-Seasonal Net Inflow Forecast |
1.15 ft ( |
M |
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AMO/La Nina |
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WCAs |
WCA 1: Site 1-8C |
Above Line 1 (15.18 ft) |
L |
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WCA 2A: S-11B HW |
Above Line 1 (11.16 ft) |
L |
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WCA-3A: S-333 HW |
Line 1 – Line 2 (8.24 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 2 |
H |
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