Watermelon Pond (Alachua County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 29°32'42", Longitude 82°36'20"
Period of record: 23 sampling dates; July 25, 1988 to March 15, 1992
Surface area (Shafer et al. 1986): 531 acres / 215 hectacres
Lake Region (Griffith et al. 1997): Northern Brooksville Ridge
Geologic formation (Brooks 1981):
The geology is dominated by phosphatic sand, silty sand, and clay of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Newberry Sand Hills 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Supplemental, unpublished water chemistry data, University of Florida.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 |
4.8 |
Sulfate (mg/L) |
2.4 |
|
Total alkalinity (mg/L as CaCO3) |
0.0 |
Calcium (mg/L) |
1.0 |
|
Conductance (µS/cm @ 25 °C) |
33 |
Magnesium (mg/L) |
0.7 |
|
Color (Pt-Co units) |
21 |
Sodium (mg/L) |
3.1 |
|
Chloride (mg/L) |
7.1 |
Potassium (mg/L) |
0.2 |
|
Silicon (mg/L) |
0.0 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 23 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
0 |
6 |
14 |
|
Long-term total nitrogen concentrations (µg/L) |
300 |
610 |
930 |
|
Long-term total chlorophyll concentrations (µg/L) |
0.7 |
2.3 |
7.0 |
|
Long-term Secchi depth (ft) |
7.8 |
8.3 |
8.8 |
Florida LAKEWATCH data were not collected in 1999.