Andrews (Taylor County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 30°16'24", Longitude 83°38'54"
Period of record: 3 sampling dates; April 11, 1996 to December 7, 1996
Surface area (Shafer et al. 1986): 44 acres / 18 hectacres
Lake Region (Griffith et al. 1997): Gulf Coast Lowlands
Geologic formation (Brooks 1981):
The geology is dominated by terrace deposits of surface sand over clayey sand and clay with basal deposits of limestone of the preglacial Pleistocene.
Physiographic region (Brooks 1981):
The water body lies in the San Pedro Bay subdivision of the Flats and Swamps division of the Ocala Uplift District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
5.4 |
Sulfate (mg/L) |
0.7 |
|
Total alkalinity (mg/L as CaCO3) |
0.5 |
Calcium (mg/L) |
1.4 |
|
Conductance (µS/cm @ 25 °C) |
30 |
Magnesium (mg/L) |
0.8 |
|
Color (Pt-Co units) |
85 |
Sodium (mg/L) |
2.6 |
|
Chloride (mg/L) |
7.2 |
Potassium (mg/L) |
0.7 |
|
Silicon (mg/L) |
0.1 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 3 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
11 |
12 |
13 |
|
Long-term total nitrogen concentrations (µg/L) |
410 |
440 |
460 |
|
Long-term total chlorophyll concentrations (µg/L) |
2.7 |
5.0 |
8.3 |
|
Long-term Secchi depth (ft) |
6.0 |
7.0 |
7.9 |
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