Rousseau (Citrus County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 29°1'35", Longitude 82°34'47"
Period of record: 26 sampling dates; June 17, 1996 to December 21, 1999
Surface area (Shafer et al. 1986): No data available.
Lake Region (Griffith et al. 1997): Big Bend Karst
Geologic formation (Brooks 1981):
The geology is dominated by finely crystalline dolmite to dolomitic silt of the Avon Park Formation.
Physiographic region (Brooks 1981):
The water body lies in the Tsala Apopka Basin division of the Ocala Uplift District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 4 months sampled:
|
pH |
7.4 |
Sulfate (mg/L) |
9.1 |
|
Total alkalinity (mg/L as CaCO3) |
95.9 |
Calcium (mg/L) |
38.1 |
|
Conductance (µS/cm @ 25 °C) |
224 |
Magnesium (mg/L) |
14.9 |
|
Color (Pt-Co units) |
73 |
Sodium (mg/L) |
4.1 |
|
Chloride (mg/L) |
7.4 |
Potassium (mg/L) |
0.3 |
|
Silicon (mg/L) |
6.8 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 26 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
20 |
42 |
69 |
|
Long-term total nitrogen concentrations (µg/L) |
290 |
530 |
1000 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.7 |
8.3 |
19.3 |
|
Long-term Secchi depth (ft) |
4.4 |
7.6 |
12.0 |
1999 Florida LAKEWATCH Data
Numbers reported below are monthly averages calculated from 3 stations for total phosphorus (TP, µg/L), total nitrogen (TN, µg/L), chlorophyll (CHL, µg/L) and Secchi depth (SECCHI, ft) during 1999:
|
Date |
TP (µg/L) |
TN (µg/L) |
CHL (µg/L) |
SECCHI (ft |
|
Jan-30-99 |
40 |
630 |
8.3 |
7.5 |
|
May-02-99 |
41 |
390 |
6.3 |
7.5 |
|
May-30-99 |
35 |
. |
9.0 |
. |
|
Jun-27-99 |
35 |
380 |
12.0 |
7.5 |
|
Jul-25-99 |
48 |
480 |
16.3 |
5.8 |
|
Aug-28-99 |
30 |
400 |
18.3 |
7.5 |
|
Oct-30-99 |
20 |
470 |
3.0 |
. |
|
Dec-21-99 |
32 |
640 |
2.0 |
. |
|
|
|
|
|
|
|
1999 Average |
35 |
490 |
9.4 |
7.2 |