Pretty (Hillsborough County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°6'28", Longitude 82°34'8"
Period of record: 2 sampling dates; June 18, 1992 to January 25, 1997
Surface area (Shafer et al. 1986): 80 acres / 32 hectacres
Lake Region (Griffith et al. 1997): Tampa Plain
Geologic formation (Brooks 1981):
The geology is dominated by argillaceous to sandy impure limestone of the Tampa Formation.
Physiographic region (Brooks 1981):
The water body lies in the Land-O-Lakes subdivision of the Tampa Plain 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Supplemental, unpublished water chemistry data, University of Florida.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 |
6.9 |
Sulfate (mg/L) |
13.3 |
|
Total alkalinity (mg/L as CaCO3) |
8.2 |
Calcium (mg/L) |
6.5 |
|
Conductance (µS/cm @ 25 °C) |
137 |
Magnesium (mg/L) |
1.6 |
|
Color (Pt-Co units) |
90 |
Sodium (mg/L) |
11.0 |
|
Chloride (mg/L) |
24.4 |
Potassium (mg/L) |
4.1 |
|
Silicon (mg/L) |
2.0 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 2 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
13 |
21 |
29 |
|
Long-term total nitrogen concentrations (µg/L) |
710 |
760 |
810 |
|
Long-term total chlorophyll concentrations (µg/L) |
4.7 |
6.7 |
8.7 |
|
Long-term Secchi depth (ft) |
3.8 |
4.0 |
4.2 |
Florida LAKEWATCH data were not collected in 1999.