Estuarine Conditions as of December 18,
2007
St. Lucie Estuary
Current Conditions:
There were no releases
through S-80 over the past week. Discharge at S-97 on the C-24 Canal
averaged 76 cfs. Discharge at S-49 on the C-23 canal averaged 52 cfs. 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 |
|
4.8 (7.0) |
6.1 (9.0) |
|
HR1 (N. Fork) |
9.9 (11.7)
|
11.3
(14.4) |
|
|
11.9
(14.8) |
12.9
(15.7) |
8.0 – 25.0 |
A1A Bridge |
20.0
(23.6) |
23.5
(26.8) |
20.0 – 31.0 |
Salinity decreased this week
at all monitoring sites. 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 163
mg/l. Average salinity increased at all monitoring sites over the past
week. Shell Point was not reporting. 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 |
|
15.9
(14.8) |
16.6
(15.6) |
Rt. 31 Bridge |
15.7
(14.5) |
17.4 (16.4)
|
I-75 Bridge |
15.1
(14.1) |
18.3
(16.9) |
|
21.3
(20.3) |
21.8
(20.4) |
|
25.2
(25.6) |
28.5
(27.7) |
Shell Point |
|
|
Salinity conditions
throughout the system remain good seaward of
FWRI
reports that water samples collected this week detected very low
concentrations of 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”