Estuarine Conditions as of May 6, 2008
St. Lucie Estuary
Current Conditions:
There were no releases
through S-80 from C-44, S-49 from C-24, and S-48 from C-23 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 |
|
15.16 (13.98)
|
16.13
(15.26) |
|
HR1 (N. Fork) |
16.88 (17.57) |
18.14 (18.77) |
|
|
16.07 (16.76)
|
18.81
(18.95) |
8.0 – 25.0 |
A1A Bridge |
26.56 (27.28) |
30.07
(29.16) |
20.0 – 31.0 |
Average salinity increased
about 1 ppt in the South Fork and North Fork, and remained about the same at
Caloosahatchee Estuary
Current Conditions:
The flow data at the
structures along C-43 were available for only three days during the last week.
There was no flow through S-79 at the beginning of the reporting period and the
gates were closed yesterday. As of May 2nd, the prior 30-day average
flow from S-79 was 130 cfs. During the beginning of the week, flows at S-77
from
|
Weekly Average Salinity
(ppt) |
|
Sampling Site |
Surface |
Bottom |
|
15.74 ( 13.77) |
16.45 (14.64)
|
Rt. 31 Bridge |
15.77 (13.33)
|
17.68 (NA) |
I-75 Bridge |
16.47 ( NA ) |
18.68 (17.41) |
|
22.29 (21.36)
|
23.16 (22.23) |
|
29.36 (28.35) |
29.51
(28.98) |
Shell Point |
34.55 (34.50) |
35.36 (35.22) |
Average salinities increased
approximately 2 ppt in the upper estuary, about 1 ppt in the lower estuary at
FWRI reports that no Karenia
brevis, the
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Summary”
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