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STA Performance Update February 28, 2006 Long-Term Plan Annual Update Tracey Piccone, P.E. February 28, 2006 Long-Term Plan Annual Update Tracey Piccone,

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Presentation on theme: "STA Performance Update February 28, 2006 Long-Term Plan Annual Update Tracey Piccone, P.E. February 28, 2006 Long-Term Plan Annual Update Tracey Piccone,"— Presentation transcript:

1 STA Performance Update February 28, 2006 Long-Term Plan Annual Update Tracey Piccone, P.E. February 28, 2006 Long-Term Plan Annual Update Tracey Piccone, P.E.

2 Enhanced STA-1E Design EDC 470 WDC 576 1 556 2 552 3 589 4N 645 4S 752 5 571 6 1,049 7 418 Total 6,178 Effective Cell Area (acres)

3 STA-1E Update Eastern Flow-way: Off-line Corps constructing PSTA Demo project Central Flow-way: On-line Good vegetation grow-in Western flow-way: On-line SAV not growing in as well Considering transplanting from donor sites Eastern Flow-way: Off-line Corps constructing PSTA Demo project Central Flow-way: On-line Good vegetation grow-in Western flow-way: On-line SAV not growing in as well Considering transplanting from donor sites

4 STA-1E Update Performance: WY06 (5/1/05 – 12/31/05) Flow in: 62,719 ac-ft TP in: 15.0 tons/194 ppb Flow out: 27,565 ac-ft TP out: 3.9 tons/114 ppb Performance: WY06 (5/1/05 – 12/31/05) Flow in: 62,719 ac-ft TP in: 15.0 tons/194 ppb Flow out: 27,565 ac-ft TP out: 3.9 tons/114 ppb

5 Enhanced STA-1W Design

6 STA-1W Update Limited operation: enhancement and recovery Enhancements Construction of Cell 2 levee complete Other enhancements underway in Cells 4 & 5 Recovery Cell 5 off-line for recovery activity Limited operation: enhancement and recovery Enhancements Construction of Cell 2 levee complete Other enhancements underway in Cells 4 & 5 Recovery Cell 5 off-line for recovery activity

7 STA-1W Update Performance: WY06 (5/1/05 – 12/31/05) Flow in: 122,554 ac-ft TP in: 30.2 tons/200 ppb (high) Flow out: 119,987 ac-ft TP out: 16.5 tons/112 ppb (high) Performance: WY06 (5/1/05 – 12/31/05) Flow in: 122,554 ac-ft TP in: 30.2 tons/200 ppb (high) Flow out: 119,987 ac-ft TP out: 16.5 tons/112 ppb (high)

8 Expanded STA-2 Design

9 STA-2 Update Normal operations Performance: WY06 (5/1/05 – 12/31/05) Flow in: 260,126 ac-ft TP in: 36.9 tons/115 ppb Flow out: 296,515 ac-ft TP out: 7.2 tons/20 ppb Normal operations Performance: WY06 (5/1/05 – 12/31/05) Flow in: 260,126 ac-ft TP in: 36.9 tons/115 ppb Flow out: 296,515 ac-ft TP out: 7.2 tons/20 ppb

10 Enhanced STA-3/4 Design SAV conversion

11 STA-3/4 Update Eastern and central flow-ways on-line Cell 3 off-line to complete enhancements PSTA demonstration project: operational Performance: Good High rainfall (>33 inches) during June- August Eastern and central flow-ways on-line Cell 3 off-line to complete enhancements PSTA demonstration project: operational Performance: Good High rainfall (>33 inches) during June- August

12 STA-3/4 Update Performance: WY06 (5/1/05 – 12/31/05) Flow in: 599,239 ac-ft TP in: 81.8 tons/111 ppb Flow out: 843,979 ac-ft TP out: 23.6 tons/23 ppb Performance: WY06 (5/1/05 – 12/31/05) Flow in: 599,239 ac-ft TP in: 81.8 tons/111 ppb Flow out: 843,979 ac-ft TP out: 23.6 tons/23 ppb

13 Expanded STA-5

14 STA-5 Update Northern flow-way: on-line; enhancements done Southern flow-way: off-line for enhancement Performance WY06 (5/1/05 – 12/31/05) Flow in: 213,240 ac-ft TP in: 52.6 tons/200 ppb (high) Flow out: 199,625 ac-ft TP out: 23.4 tons/95 ppb (high) Northern flow-way: on-line; enhancements done Southern flow-way: off-line for enhancement Performance WY06 (5/1/05 – 12/31/05) Flow in: 213,240 ac-ft TP in: 52.6 tons/200 ppb (high) Flow out: 199,625 ac-ft TP out: 23.4 tons/95 ppb (high)

15 Expanded STA-6

16 STA-6 Update Existing treatment cells operational Performance WY06 (5/1/05 – 12/31/05) Flow in: 32,781 ac-ft TP in: 4.5 tons/111 ppb Flow out: 25,648 ac-ft TP out: 0.8 tons/26 ppb Existing treatment cells operational Performance WY06 (5/1/05 – 12/31/05) Flow in: 32,781 ac-ft TP in: 4.5 tons/111 ppb Flow out: 25,648 ac-ft TP out: 0.8 tons/26 ppb


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