Purdum Pond (Lake County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°49'37", Longitude 81°47'38"
Period of record: 13 sampling dates; September 26, 1996 to October 2, 1997
Surface area : No data available.
Lake Region (Griffith et al. 1997): Central Valley
Geologic formation (Brooks 1981):
The geology is dominated by deeply weathered clayey sand and granular sand of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Central Lakes division of the Central Lake District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
7.9 |
Sulfate (mg/L) |
0.4 |
|
Total alkalinity (mg/L as CaCO3) |
84.0 |
Calcium (mg/L) |
20.3 |
|
Conductance (µS/cm @ 25 °C) |
256 |
Magnesium (mg/L) |
8.2 |
|
Color (Pt-Co units) |
11 |
Sodium (mg/L) |
10.3 |
|
Chloride (mg/L) |
25.9 |
Potassium (mg/L) |
6.1 |
|
Silicon (mg/L) |
0.3 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 13 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
6 |
12 |
16 |
|
Long-term total nitrogen concentrations (µg/L) |
470 |
640 |
940 |
|
Long-term total chlorophyll concentrations (µg/L) |
2.0 |
3.6 |
8.0 |
|
Long-term Secchi depth (ft) |
6.0 |
7.4 |
9.5 |
Florida LAKEWATCH data were not collected in 1999.