Long (Seminole County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°39'42", Longitude 81°11'20"
Period of record: 66 sampling dates; December 21, 1991 to July 8, 1998
Surface area (Shafer et al. 1986): 69 acres / 28 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 Casselberry-Oviedo-Geneva-Chuluota Hills division of the Central Lake District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 66 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
10 |
20 |
39 |
|
Long-term total nitrogen concentrations (µg/L) |
480 |
610 |
920 |
|
Long-term total chlorophyll concentrations (µg/L) |
0.7 |
8.5 |
34.0 |
|
Long-term Secchi depth (ft) |
4.0 |
6.5 |
10.7 |
Florida LAKEWATCH data were not collected in 1999.