Estuarine Conditions as of Jan 29, 2008
St. Lucie Estuary
Current Conditions:
There were no releases
through S-80 from
|
Weekly Average Salinity
(ppt) |
|
|
Sampling Site |
Surface |
Bottom |
Envelope |
|
11.2 (11.1)
|
14.2 (13.5) |
|
HR1 (N. Fork) |
16.5 (15.4)
|
18.27 (16.8)
|
|
|
19.2 (18.7)
|
20.2 (19.7)
|
8.0 – 25.0 |
A1A Bridge |
27.3 (27.6) |
28.7 (28.9)
|
20.0 – 31.0 |
Except at the A1A Bridge,
average salinity increased slightly during the past week. Both the surface and
bottom salinity are in the preferred range at the
FWRI
reports no Karenia
brevis, the
Caloosahatchee Estuary
Current Conditions:
Discharge for the week at
S-79 averaged 367 cfs as a result of 3 days of flow with a peak of 966 cfs. The
30-day average discharge from S-79 is 86 cfs. The concentration of chlorides at
the Olga Plant is 184 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 |
|
16.9 (18.5)
|
17.8 (18.7)
|
Rt. 31 Bridge |
17.7 (17.7) |
19.5 (18.4) |
I-75 Bridge |
NA |
20.5 (20.5) |
|
23.6 (22.7) |
23.6 (22.9) |
|
25.3 (25.9) |
30.3 (29.1) |
Shell Point |
33.8 (32.8) |
35.3 (34.5) |
Salinity declined only at the
S-79 downstream recorder as a result of the S-79 releases. The salinity at all
the other recorders located downstream of S-79 (except the
Based on submerged plants
requirements, conditions in the upper estuary, east of
FWRI reports that water samples collected along the shore between
To find this information on the web:
·
click on “Current
Week”
·
click on
“Technical Summary”
·
scroll to the
bottom and click on “Coastal Ecosystems”