Opal (Clay County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 29°44'35", Longitude 82°1'46"
Period of record: 14 sampling dates; August 12, 1992 to November 25, 1994
Surface area (Shafer et al. 1986): 20 acres / 8 hectacres
Lake Region (Griffith et al. 1997): Trail Ridge
Geologic formation (Brooks 1981):
The geology is dominated by quartz sand and quartzite gravel with sandy clay beds of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Interlachen Sand Hills division of the Central Lake District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 14 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
4 |
6 |
8 |
|
Long-term total nitrogen concentrations (µg/L) |
350 |
450 |
590 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
2.5 |
5.0 |
|
Long-term Secchi depth (ft) |
11.5 |
14.2 |
17.8 |
Florida LAKEWATCH data were not collected in 1999.