U. S. Army Corps of Engineers, Jacksonville District
                       Lake Okeechobee and Vicinity Report
 
Data Ending 2400 hours   29 JUL 2007
_____________________________________________________________________________
 
Okeechobee Lake Regulation      Elevation   Last Year  2YRS Ago
                                (ft-NGVD)   (ft-NGVD)  (ft-NGVD)
  *Okeechobee Lake Elevation        9.19       12.29    16.27 (Official Elv)
  Regulation Zone Elevations    B= 17.27    C= 16.77   D= 15.91     E= 14.32
 
  29JUL (1965-2006) Period of Record Average    13.85
  Difference from POR Average                  -4.66
 
  Simulated Average LORSS2007 TSP[1965-2000]    12.66
  Difference from Average LORSS2007 TSP        -3.47
 
  Today Lake Okechobee elevation is determined from the 4 interior stations
 
  ++Navigation Depths (Based on 2001 Channel Condition Survey) Route 1 ÷  3.13'
                                                               Route 2 ÷  0.53'
  Bridge Clearance = 53.70'
______________________________________________________________________________
 
4 Interior and 4 Edge Okeechobee Lake Average (Avg-Daily values):
                                     (BAD)
  L001   L005   L006   LZ40   S4     S352   S308   S133
   9.14   9.09   9.21   9.30   9.31   9.48    9.29  9.35
 
 *Combination Okeechobee  Avg-Daily Lake Average =   9.27
                                                   (*See Note)
 
Interior Okeechobee Lake Average (Avg-Daily values):
  L001   L005   L006   LZ40
   9.14   9.09   9.21   9.30
 
 *Interior Okeechobee Avg-Daily Lake Average =     9.19
                                                 (*See Note)
 
Okeechobee Lake Average (Avg-Daily values):
               (BAD)  (BAD)   (BAD)                       (BAD)  (BAD)
  C5     S4     S3     S2     S352   S308   S135   S133   S127   S129
   9.52   9.31   9.94   9.95   9.48    9.29  8.89   9.35  11.88  12.52
 
 *Edge Okeechobee Avg-Daily Lake Average =        10.01
                                                 (*See Note)
 
______________________________________________________________________________
 
Okeechobee Inflows (cfs):
  S65E           1418      S191              0      Fisheating Cr   123
  S154              0      S133 Pumps        0      S135 Pumps        0
  S84             343      S127 Pumps        0      S2 Pumps          0
  S71            1069      S129 Pumps        0      S3 Pumps          0
  S72             127      S131 Pumps        0      S4 Pumps          0
Total Inflows:   3080
 
Okeechobee Outflows (cfs):
  S135 Culverts     0      S354              0      S77            -962
  S127 Culverts  -NR-      S351              0      S308    (BAD) -5029
  S129 Culverts     0      S352              0
  S131 Culverts            L8 Canal Pt    -NR-
  C5             -NR-
Total Outflows: -5991 (BAD VALUE)
 
Okeechobee Pan Evaporation (inches):
  S77            0.28      S308           0.41
  Average Pan Evap x 0.75 Pan Coefficient =  0.26" =  0.02'
 
Lake Average Precipitation using NEXRAD: =  -NR-" =  -NR-'
 
Evaporation - Precipitation:             =  -NR-" =  -NR-'
Evaporation - Precipitation using Lake Area of 730 square miles
  is equal to   -NR-
Lake Okeechobee (Change in Storage) Flow is   3126 cfs or   6200 AC-FT
______________________________________________________________________________
______________________________________________________________________________
 
 
 
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 at bottom
North East Shore
  S133 Pumps:   9.43      9.52       0      0    0    0    0    0  (cfs)
  S193:       ______
  S191:        18.63     10.06       0    0.0  0.0  0.0
  S135 Pumps:   8.88      9.00       0      0    0    0    0       (cfs)
  S135 Culverts:                     0    0.0  0.0
 
North West Shore
  S65E:        20.89      9.18    1418    0.4  0.4  0.4  0.4  0.4  0.4
  S127 Pumps:  12.06     11.89       0      0    0    0    0    0  (cfs)
  S127 Culvert:                   -NR-   -NR-
 
  S129 Pumps:  12.06     12.48       0      0    0    0            (cfs)
  S129 Culvert:                      0    0.0
 
  S131 Pumps:  13.10     11.92       0      0    0                 (cfs)
  S131 Culvert:
 
  Fisheating Creek
    nr Palmdale          31.35     123
    nr Lakeport         ______
  C5:         ______     9.52   -NR-   -NR- -NR- -NR-
 
South Shore
  S4 Pumps:     9.40      9.30       0      0    0    0            (cfs)
  S169:         9.28      9.56       0    0.0  0.0  0.0
  S310:       ______              -NR-
  S3 Pumps:    10.74      9.93       0      0    0    0            (cfs)
  S354:         9.93     10.74       0   -NR- -NR-
  S2 Pumps:    11.05      9.95       0      0    0    0    0       (cfs)
  S351:         9.95     11.05       0   -NR- -NR- -NR-
  S352:         9.47     10.83       0   -NR- -NR-
  C10A:         -NR-      9.99           -NR-  -NR-   8.0  -NR-  -NR-
  L8 Canal PT           ______    -NR-
 
  _________________________________________________________________________
                               Temporary Pumps
 
  S351:        11.05      9.95       0  -NR--NR--NR--NR--NR--NR-
  S352:        10.83      9.47       0  -NR--NR--NR--NR-
  S354:        10.74      9.93       0  -NR--NR--NR--NR-
  _________________________________________________________________________
 
Caloosahatchee River (S77, S78, S79)
  S47B:         9.70      9.83            6.0  5.9
  S47D:         9.81      9.96       0    0.0
  S77:
    Spillway and Sector Flow:
                9.04     10.24    -962    1.5  2.0  2.0  1.5
    Flow Due to Lockages+:           0
 
  S78:
    Spillway and Sector Flow:
               10.31      3.12       0    0.0  0.0  0.0  0.0
    Flow Due to Lockages+:           2
 
  S79:
    Spillway and Sector Flow:
                3.15      0.76     260    0.0  0.0  0.0  0.5  0.5  0.0  0.0  0.0
    Flow Due to Lockages+:           0
    Percent of flow from S77      -370%
    Chloride            (ppm)     92
 
 
St. Lucie Canal (S308, S80)
  S308:
    Spillway and Sector Flow:
                9.30      9.80   -5028    1.5  1.5  1.5  1.5
    Flow Due to Lockages+:          -1
 
  S308 Below USGS Flow Gage       -338
  S153:        19.05      9.57      14    1.0  1.0
  S80:
    Spillway and Sector Flow:
                9.88      1.15       0    0.0  0.0  0.0  0.0  0.0  0.0  0.0
    Flow Due to Lockages+:           1
    Percent of flow from S308     -NR-%
 
  Steele Point Top Salinity    (mg/ml)   32
  Steele Point Bottom Salinity (mg/ml)   27
 
  Speedy Point Top Salinity    (mg/ml)   17
  Speedy Point Bottom Salinity (mg/ml)   20
 
 + Flow Due to lockages is computed utilizing average daily headwater and
   tailwater along with total number of lockages for the day to calculate
   a volume which is then converted to an average discharge in cfs.
______________________________________________________________________________
                                                               ----- Wind ----
Daily Precipitation Totals    1-Day       3-Day       7-Day    Direction Speed
                             (inches)    (inches)    (inches)   (Degų)   (mph)
  S133 Pump Station:           -NR-        0.00        0.02
  S193:                        -NR-        0.00        0.00     -NR-    -NR-
  Okeechobee Field Station:    -NR-        0.00        0.35
  S135 Pump Station:           -NR-        0.00        0.58
  S127 Pump Station:           -NR-        0.00        1.95
  S129 Pump Station:           -NR-        0.00        1.92
  S131 Pump Station:           -NR-        0.00        0.26
  S77:                         0.00        1.11        6.07       71       3
  S78:                         0.01        5.55       11.16       85       2
  S79:                         0.07        0.07        0.95      221       0
  S4 Pump Station:             -NR-        0.00        0.00
  Clewiston Field Station:     -NR-        0.00        0.14
  S3 Pump Station:             -NR-        0.00        0.10
  S2 Pump Station:             -NR-        0.00        0.09
  S308:                        0.00        0.14        0.25      245      12
  S80:                         1.22        2.46        4.08      138       2
        Okeechobee Average     0.00        0.10        0.90
        (Sites S78, S79 and S80 not included)
 
______________________________________________________________________________
Okeechobee Lake Elevations  29 JUL 2007            9.19 Difference from 29JUL07
   29JUL07  -1 Day  =       28 JUL 2007            9.17            -0.02
   29JUL07  -2 Days =       27 JUL 2007            9.15            -0.04
   29JUL07  -3 Days =       26 JUL 2007            9.13            -0.06
   29JUL07  -4 Days =       25 JUL 2007            9.11            -0.08
   29JUL07  -5 Days =       24 JUL 2007            9.11            -0.08
   29JUL07  -6 Days =       23 JUL 2007            9.09            -0.10
   29JUL07  -7 Days =       22 JUL 2007            9.07            -0.12
   29JUL07 -30 Days =       29 JUN 2007            8.88            -0.31
   29JUL07  -1 Year =       29 JUL 2006           12.29             3.10
   29JUL07  -2 Year =       29 JUL 2005           16.27             7.08
______________________________________________________________________________
Long Term Mean 30day Avearge ET for Lake Alfred =  4.52
______________________________________________________________________________
                         Lake Okeechobee Net Inflow (LONIN)
                   Average Flow over the previous 14 days  |  Avg-Daily Flow
   29JUL07    Today =       29 JUL 2007      -NR-  MON     |      -NR-
   29JUL07  -1 Day  =       28 JUL 2007      -NR-  SUN     |      -NR-
   29JUL07  -2 Days =       27 JUL 2007      -NR-  SAT     |      -NR-
   29JUL07  -3 Days =       26 JUL 2007      -NR-  FRI     |      -NR-
   29JUL07  -4 Days =       25 JUL 2007      -NR-  THU     |      -NR-
   29JUL07  -5 Days =       24 JUL 2007      -NR-  WED     |      -NR-
   29JUL07  -6 Days =       23 JUL 2007      -NR-  TUE     |      -NR-
   29JUL07  -7 Days =       22 JUL 2007      -NR-  MON     |      -NR-
   29JUL07  -8 Days =       21 JUL 2007      -NR-  SUN     |      -NR-
   29JUL07  -9 Days =       20 JUL 2007      -137  SAT     |      -NR-
   29JUL07 -10 Days =       19 JUL 2007       -90  FRI     |      -NR-
   29JUL07 -11 Days =       18 JUL 2007       253  THU     |      -NR-
   29JUL07 -12 Days =       17 JUL 2007       253  WED     |      -NR-
   29JUL07 -13 Days =       16 JUL 2007      -712  TUE     |      -NR-
______________________________________________________________________________
______________________________________________________________________________
                                 S65-E
                       Average Flow over previous 14 days  |  Avg-Daily Flow
   29JUL07     Today=       29 JUL 2007       762  MON     |      1418
   29JUL07  -1 Day  =       28 JUL 2007       660  SUN     |      1521
   29JUL07  -2 Days =       27 JUL 2007       552  SAT     |      1562
   29JUL07  -3 Days =       26 JUL 2007       440  FRI     |      1907
   29JUL07  -4 Days =       25 JUL 2007       304  THU     |      1368
   29JUL07  -5 Days =       24 JUL 2007       206  WED     |       739
   29JUL07  -6 Days =       23 JUL 2007       153  TUE     |       867
   29JUL07  -7 Days =       22 JUL 2007        91  MON     |       763
   29JUL07  -8 Days =       21 JUL 2007        37  SUN     |       517
   29JUL07  -9 Days =       20 JUL 2007         0  SAT     |         0
   29JUL07 -10 Days =       19 JUL 2007         0  FRI     |         0
   29JUL07 -11 Days =       18 JUL 2007         0  THU     |         0
   29JUL07 -12 Days =       17 JUL 2007         0  WED     |         0
   29JUL07 -13 Days =       16 JUL 2007         0  TUE     |         0
______________________________________________________________________________
Lake Okeechobee Outlets Last 14 Days
 
             S-77       S-77       S-78       S-78    Below S308    S-308
           Discharge  Discharge  Discharge  Discharge  Discharge  Discharge
          (0700-2100) (ALL DAY) (0700-2100) (ALL DAY)  (ALL DAY)  (ALL DAY)
   DATE     (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)
29 JUL 2007  -1156     -1908         0          4       -671       -9972
28 JUL 2007  -1017     -1765         0          2       -778        -NR-
27 JUL 2007   -946     -1678         0          0       -755      -11431
26 JUL 2007   -953     -1587         0          8       -902        -NR-
25 JUL 2007   -748     -1297         0          4       -791       -9021
24 JUL 2007   -753     -1226         0          5       -375       -5077
23 JUL 2007   -735     -1218         0          4       -565       -6782
22 JUL 2007   -725     -1218         0          0       -770        -NR-
21 JUL 2007   -695     -1162         0          7       -526        -NR-
20 JUL 2007   -647     -1258         0          0       -310        -NR-
19 JUL 2007   -666     -1305         0          4       -359        -NR-
18 JUL 2007   -671      -NR-         0          2     ******       -6221
17 JUL 2007   -610      -NR-         0          0     ******        -NR-
16 JUL 2007   -655     -1257         0          0     ******      -10377
 
             S-79       S-310      S-351      S-352      S-354    L8 Canal Pt
           Discharge  Discharge  Discharge  Discharge  Discharge  Discharge
           (ALL DAY)  (ALL DAY)  (ALL DAY)  (ALL DAY)  (ALL DAY)  (ALL DAY)
   DATE     (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)    (AC-FT)
29 JUL 2007    516      -NR-          0         0           0       -NR-
28 JUL 2007   -NR-      -NR-          0         0           0       -NR-
27 JUL 2007   -NR-      -NR-          0         0           0       -NR-
26 JUL 2007   -NR-      -NR-          0         0           0       -NR-
25 JUL 2007    868      -NR-          0         0           0       -NR-
24 JUL 2007    979      -NR-          0         0           0       -NR-
23 JUL 2007   1122      -NR-          0         0           0       -NR-
22 JUL 2007     75      -NR-          0         0           0       -NR-
21 JUL 2007    424      -NR-          0         0           0       -NR-
20 JUL 2007    224      -NR-          0         0           0       -NR-
19 JUL 2007    109      -NR-          0         0           0       -NR-
18 JUL 2007    645      -NR-          0         0           0       -NR-
17 JUL 2007    295      -NR-          0         0           0       -NR-
16 JUL 2007    809      -NR-          0         0           0       -NR-
***  NOTE: 1)  Discharge from (0700-2100) is computed using Spillway and Sector
               Gate Discharges from 0700 hrs to 2100 hrs.
           2)  Discharge (ALL DAY) is computed using Spillway, Sector Gate and
               Lockages Discharges from 0015 hrs to 2400 hrs.
______________________________________________________________________________
 
(I) - Flows preceeded by "I" signify an instantaneous
      flow computed from the single value reported for the day
______________________________________________________________________________
   * As of 11 May 1999, Lake Okeechobee Elevation was switched from
     Instantaneous 2400 value to an average-daily lake average.
     On 14 Mar 2001, due to the isolation of various gages within the standard
     10 stations, we began using the average of the interior 4 station gages
     as the official Lake Okeechobee Elevation.
   * On 16 April 2007,  Lake Okeechobee Elevation was switched to a 8 gage
     mixture of interior and exterior gages due to wind effects on Lake O
   (When the 4 station gages are not working the 10 station elevation is used)
     Today Lake Okechobee elevation is determined from the 4 interior stations
  ++ For more information see the Jacksonville District Navigation website
     at http://www.saj.usace.army.mil/hydroSurvey/hydro.htm
   $ For information regarding Lake Okeechobee Service Area water restrictions
     please refer to www.sfwmd.gov
______________________________________________________________________________
Report Generated 30JUL2007 @ 14:15  ** Preliminary Data - Subject to Revision **