wca1 U. S. Army Corps of Engineers Jacksonville District Water Conservation Area #1 Report Data Ending 2400 hours 11 MAY 2021 Note: Headwater, tailwater, and stage values below are instantaneous values unless otherwise specified. Headwater Tailwater ----------- Gate Positions ------------ Elevation Elevation Disch #1 #2 #3 #4 #5 #6 #7 #8 (ft-msl) (ft-msl) (cfs) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (ft) (I) see note Water Conservation Area #1 Inflows G300: 14.77 15.43 0 0.00 0.00 G301: 14.82 15.60 -1 0.00 0.00 0.00 Speed of Pumps S362,G251,G310 (RPM) S362: 11.55 15.49 15 0 1 0 0 0-NR--NR- G251: 9.99 15.56 0 -NR--NR--NR--NR--NR- G310: -NR- -NR- 0 -NR--NR- 1 0 0 0 Inflows: 14 cfs ________________________________________________________________________________ Outflows S10D: 15.66 12.49 0 0.00 0.00 0.00 0.00 S10C: 15.59 12.44 0 0.00 0.00 0.00 0.00 S10A: 15.57 12.45 0 0.00 0.00 0.00 0.00 Total S10 Discharge: 0 G94A: 13.26 15.55 0 0.00 0.00 G94C: -NR- -NR- 0 -NR- -NR- S39: 15.60 7.80 37 0.00 G338: 0 S5AS: 12.85 14.77 -1 Outflows: 36 cfs Net Structure Flows (Inflows - Outflows): -22 cfs ________________________________________________________________________________ Stage Site 1-7: 15.99 3 Station Average = 15.91 Site 1-8T: 15.72 (Site 1-7, 1-8T and 1-9) Site 1-8C: 15.67 2 Station Average = 15.86 Site 1-9: 16.01 (Site 1-9 and 1-8T for Temp. Deviation) L8: -NR- BLW S5AW: -NR- S5AW: 10.19 ________________________________________________________________________________ Daily Precipitation Totals 1-Day 3-Day 7-Day (inches) (inches) (inches) S5A Pump Station: -NR- 0.00 0.00 Site 1-7: -NR- 0.00 0.00 Site 1-8T: -NR- 0.00 0.00 Site 1-8C:(Bad Gage) -NR- 0.00 0.00 Site 1-9: -NR- 0.00 0.00 S6 Pump Station: -NR- 0.00 0.00 S10D: (Bad Gage) -NR- 0.00 0.00 ----------------------------------------------------------------- WCA-1 Average (Gages) -NR- 0.00 0.00 (Site 1-8C and S10D not included) ----------------------------------------------------------------- WCA1 Nexrad Basin Avg -NR- 0.00 0.00 ----------------------------------------------------------------- ________________________________________________________________________________ WCA-1 Regulation Schedules Elevation Regulation Departure (ft-NGVD) (ft-NGVD) (feet) Site 1-8C 15.67 15.76 -0.09 Average of Sites 1-7, 1-9, 1-8T 15.91 15.76 0.15 Zone A2 with Site 1-8C 15.67 15.76 -0.09 Zone A2 with Site 1-7, 1-9, 1-8T 15.91 15.76 0.15 Floor (Site 8C) 15.67 14.00 1.67 Floor (AVG Site 7,9,8T) 15.91 14.00 1.91 Regulation Zone Elevations A2= 15.76 B= 15.76 C= 14.00 Available storage: -24,510 acre-feet ------------------------------------------------------------------------------ * DATES ! USE GAGE ! CONDITIONS * * 1JAN - 30JUN ! 1-8C (Canal) ! All * * 1JUL - 31DEC ! 1-8C (Canal) ! Except as noted below * * ! Average of 1-7, ! During rising stages when canal * * ! 1-8T, and 1-9 ! stage exceeds average. * ------------------------------------------------------------------------------ 3Station Diff Site8C Diff WCA-1 Elevations 11 MAY 2021 15.91 15.67 11MAY21 -1 Day = 10 MAY 2021 @ 2400 15.93 0.02 15.72 0.05 11MAY21 -2 Days = 09 MAY 2021 @ 2400 15.92 0.01 15.72 0.05 11MAY21 -3 Days = 08 MAY 2021 @ 2400 15.95 0.04 15.75 0.08 11MAY21 -4 Days = 07 MAY 2021 @ 2400 15.97 0.06 15.79 0.12 11MAY21 -5 Days = 06 MAY 2021 @ 2400 16.00 0.09 15.82 0.15 11MAY21 -6 Days = 05 MAY 2021 @ 2400 15.99 0.08 15.82 0.15 11MAY21 -7 Days = 04 MAY 2021 @ 2400 16.01 0.10 15.86 0.19 11MAY21 -30 Days = 11 APR 2021 @ 2400 16.31 0.40 16.40 0.73 S5AE: 12.90 11.58 1.70 1.70 S5A Pumps: 10.17 14.77 371 0 0 302 68 0 0 (cfs) G302: 14.82 12.75 0.30 0.30 ___________________________________________________________________________ ___________________________________________________________________________ Water Conservation Area #2 S6 Pumps: 9.53 13.69 0 0 0 0 (cfs) Average of Sites 1-9 and 1-8T 15.86 7 Day Recession Rate (ft/wk) 0.11 (Note: Rainfall check not complete) ELEV Diff 2Station Avg. 11 MAY 2021 15.86 11MAY21 -1 Day = 10 MAY 2021 @ 2400 15.89 0.03 11MAY21 -2 Days = 09 MAY 2021 @ 2400 15.87 0.01 11MAY21 -3 Days = 08 MAY 2021 @ 2400 15.90 0.04 11MAY21 -4 Days = 07 MAY 2021 @ 2400 15.93 0.07 11MAY21 -5 Days = 06 MAY 2021 @ 2400 15.95 0.09 11MAY21 -6 Days = 05 MAY 2021 @ 2400 15.95 0.09 11MAY21 -7 Days = 04 MAY 2021 @ 2400 15.97 0.11 11MAY21 -30 Days = 11 APR 2021 @ 2400 16.29 0.43 ___________________________________________________________________________ (I) - Flows marked with "I" signify that this is an instantaneous flow computed from the single value reported for the day. Otherwise, flow is a daily average. Report Generated 12 MAY 2021 @ 07:30 ** Preliminary Data - Subject to Revision **