Irma (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°35'26", Longitude 81°16'1"
Period of record: 6 sampling dates; October 17, 1994 to February 20, 1996
Surface area (Shafer et al. 1986): 123 acres / 50 hectacres
Lake Region (Griffith et al. 1997): Orlando Ridge
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 6 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
24 |
35 |
46 |
|
Long-term total nitrogen concentrations (µg/L) |
520 |
660 |
750 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
3.8 |
7.7 |
|
Long-term Secchi depth (ft) |
3.2 |
3.9 |
4.2 |
Florida LAKEWATCH data were not collected in 1999.