Estuarine Conditions as of
March 25, 2008
St. Lucie Estuary
Current Conditions:
There were no releases
through S-80, S-97 (on the C-23 Canal), or S-49 (on the C-24 canal) over
the past week. The current weekly average salinities (in bold) at the
four monitoring sites in the St. Lucie are given below in parts per thousand
(ppt), along with the previous week’s (in parenthesis).
|
Weekly Average Salinity
(ppt) |
|
|
Sampling Site |
Surface |
Bottom |
Envelope |
|
11.75 (
9.02) |
13.11
(10.88) |
|
HR1 (N. Fork) |
14.52 (12.53) |
16.24
(15.42) |
|
|
18.06 (16.57) |
19.06
(17.44) |
8.0 – 25.0 |
A1A Bridge |
27.51 (25.33) |
29.35
(27.89) |
20.0 – 31.0 |
Average salinity increased
about 2 ppt during the past week throughout the
estuary. Both the surface and bottom salinity are in the preferred range at the
Caloosahatchee Estuary
Current Conditions:
No discharge occurred at S-79
last week. The concentration of chlorides at the Olga Plant is 240
mg/l. Weekly average salinities for specific sites are given below in
parts per thousand (ppt). Current weekly
averages (in bold) may be compared to last week’s data (in parenthesis).
|
Weekly Average Salinity
(ppt) |
|
Sampling Site |
Surface |
Bottom |
|
16.06 (12.69) |
16.07 (13.31) |
Rt. 31 Bridge |
15.01
(14.27) |
18.40
(16.32) |
I-75 Bridge |
15.70 (15.91) |
18.70 (18.65) |
|
23.52 (23.59) |
23.67 (23.81) |
|
29.03 (28.20) |
30.08 (30.52) |
Shell Point |
34.73
(34.73) |
35.57 (35.67) |
Compared with last week,
average salinity increased by about 3 ppt at Franklin
Locks and 1-2 ppt at Bridge 31. Average salinity in
the rest of the estuary remained about the same with last week. Salinity
at the
In summary, conditions in the
upper estuary east of
FWRI reports that no Karenia brevis, the
To find this information on
the web:
click on “Current Week”
click on “Technical Summary”
scroll to the bottom and click on “Coastal Ecosystems”
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