wca1 U. S. Army Corps of Engineers Jacksonville District Water Conservation Area #1 Report Data Ending 2400 hours 20 SEP 2026 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: 17.45 17.38 0 0.00 0.00 G301: 17.44 17.41 0 0.00 0.00 0.00 Speed of Pumps S362,G251,G310 (RPM) S362: 11.40 17.32 1180 0 719 0 0 0 450 450 G251: 9.28 -NR- 0 -NR--NR--NR--NR--NR- G310: -NR- -NR- 1535 -NR--NR- 710-NR- 713 711 Inflows: 2715 cfs ________________________________________________________________________________ Outflows S10D: -NR- -NR- 0 0.00 0.00 0.00 0.00 S10C: -NR- -NR- 0 0.00 0.00 0.00 0.00 S10A: -NR- -NR- 0 0.00 0.00 0.00 0.00 Total S10 Discharge: 0 G94A: 12.06 17.13 0 0.00 0.00 S39: 17.16 8.37 0 0.00 G338: 0 S5AS: 17.24 17.39 0 Outflows: 0 cfs Net Structure Flows (Inflows - Outflows): 2715 cfs ________________________________________________________________________________ Stage Site 1-7: -NR- 3 Station Average = -NR- Site 1-8T: -NR- (Site 1-7, 1-8T and 1-9) Site 1-8C: -NR- 2 Station Average = -NR- Site 1-9: -NR- (Site 1-9 and 1-8T for Temp. Deviation) L8: -NR- BLW S5AW: -NR- S5AW: 9.81 ________________________________________________________________________________ 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 -NR- 17.41 -NR- Average of Sites 1-7, 1-9, 1-8T -NR- 17.41 -NR- Zone A2 with Site 1-8C -NR- 16.41 -NR- Zone A2 with Site 1-7, 1-9, 1-8T -NR- 16.41 -NR- Floor (Site 8C) -NR- 14.00 -NR- Floor (AVG Site 7,9,8T) -NR- 14.00 -NR- Regulation Zone Elevations A2= 17.41 B= 16.41 C= 14.00 Available storage: -NR- 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 20 SEP 2026 -NR- -NR- 20SEP26 -1 Day = 19 SEP 2026 @ 2400 16.93 -NR- 17.20 -NR- 20SEP26 -2 Days = 18 SEP 2026 @ 2400 16.90 -NR- 17.18 -NR- 20SEP26 -3 Days = 17 SEP 2026 @ 2400 16.73 -NR- 17.04 -NR- 20SEP26 -4 Days = 16 SEP 2026 @ 2400 16.50 -NR- 16.91 -NR- 20SEP26 -5 Days = 15 SEP 2026 @ 2400 16.31 -NR- 16.74 -NR- 20SEP26 -6 Days = 14 SEP 2026 @ 2400 16.30 -NR- 16.73 -NR- 20SEP26 -7 Days = 13 SEP 2026 @ 2400 16.31 -NR- 16.75 -NR- 20SEP26 -30 Days = 21 AUG 2026 @ 2400 15.78 -NR- 15.98 -NR- S5AE: 17.33 9.96 0.00 0.00 S5A Pumps: 9.75 17.43 -NR- -NR- -NR- -NR- -NR- -NR- -NR- (cfs) G302: 17.44 14.24 2.90 2.90 ___________________________________________________________________________ ___________________________________________________________________________ Water Conservation Area #2 S6 Pumps: 10.29 16.12 1107 0 1107 0 (cfs) Average of Sites 1-9 and 1-8T -NR- 7 Day Recession Rate (ft/wk) -NR- (Note: Rainfall check not complete) ELEV Diff 2Station Avg. 20 SEP 2026 -NR- 20SEP26 -1 Day = 19 SEP 2026 @ 2400 16.99 -NR- 20SEP26 -2 Days = 18 SEP 2026 @ 2400 16.97 -NR- 20SEP26 -3 Days = 17 SEP 2026 @ 2400 16.83 -NR- 20SEP26 -4 Days = 16 SEP 2026 @ 2400 16.67 -NR- 20SEP26 -5 Days = 15 SEP 2026 @ 2400 16.48 -NR- 20SEP26 -6 Days = 14 SEP 2026 @ 2400 16.47 -NR- 20SEP26 -7 Days = 13 SEP 2026 @ 2400 16.48 -NR- 20SEP26 -30 Days = 21 AUG 2026 @ 2400 15.79 -NR- ___________________________________________________________________________ (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 21 SEP 2026 @ 00:39 ** Preliminary Data - Subject to Revision **