Clear (Putnam County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 29°25'20", Longitude 81°33'16"
Period of record: 40 sampling dates; September 9, 1989 to January 23, 1993
Surface area (Shafer et al. 1986): 123 acres / 50 hectacres
Lake Region (Griffith et al. 1997): Crescent City/DeLand Ridges
Geologic formation (Brooks 1981):
The geology is dominated by coastal sand and shelly silty sand of the preglacial Pleistocene.
Physiographic region (Brooks 1981):
The water body lies in the Crescent City-Deland Ridge division of the Central Lake District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 2 months sampled:
|
pH |
4.2 |
Sulfate (mg/L) |
22.3 |
|
Total alkalinity (mg/L as CaCO3) |
0.0 |
Calcium (mg/L) |
1.0 |
|
Conductance (µS/cm @ 25 °C) |
144 |
Magnesium (mg/L) |
2.5 |
|
Color (Pt-Co units) |
1 |
Sodium (mg/L) |
14.5 |
|
Chloride (mg/L) |
21.0 |
Potassium (mg/L) |
2.0 |
|
Silicon (mg/L) |
0.4 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 40 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
0 |
3 |
29 |
|
Long-term total nitrogen concentrations (µg/L) |
30 |
130 |
340 |
|
Long-term total chlorophyll concentrations (µg/L) |
0.3 |
2.1 |
23.7 |
|
Long-term Secchi depth (ft) |
. |
. |
. |
Florida LAKEWATCH data were not collected in 1999.