Florida (Seminole County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°40'28", Longitude 81°21'51"
Period of record: 50 sampling dates; June 17, 1995 to December 19, 1999
Surface area (Shafer et al. 1986): 24 acres / 10 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 50 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
24 |
52 |
124 |
|
Long-term total nitrogen concentrations (µg/L) |
570 |
800 |
1720 |
|
Long-term total chlorophyll concentrations (µg/L) |
3.0 |
18.5 |
106.0 |
|
Long-term Secchi depth (ft) |
1.8 |
4.6 |
8.5 |
1999 Florida LAKEWATCH Data
Numbers reported below are monthly averages calculated from 3 stations for total phosphorus (TP, µg/L), total nitrogen (TN, µg/L), chlorophyll (CHL, µg/L) and Secchi depth (SECCHI, ft) during 1999:
|
Date |
TP (µg/L) |
TN (µg/L) |
CHL (µg/L) |
SECCHI (ft |
|
Jan-25-99 |
51 |
810 |
3.0 |
8.5 |
|
Feb-25-99 |
41 |
920 |
39.3 |
3.0 |
|
Mar-25-99 |
31 |
1010 |
9.0 |
7.6 |
|
Apr-26-99 |
27 |
770 |
11.7 |
6.7 |
|
May-17-99 |
29 |
750 |
10.0 |
5.4 |
|
Jun-15-99 |
30 |
740 |
10.7 |
5.4 |
|
Jul-10-99 |
26 |
700 |
10.7 |
5.0 |
|
Aug-14-99 |
26 |
690 |
9.0 |
5.4 |
|
Sep-11-99 |
29 |
800 |
11.7 |
4.3 |
|
Oct-11-99 |
55 |
860 |
9.0 |
3.7 |
|
Nov-28-99 |
70 |
1070 |
4.0 |
3.2 |
|
Dec-19-99 |
67 |
1040 |
6.0 |
3.5 |
|
|
|
|
|
|
|
1999 Average |
40 |
850 |
11.2 |
5.1 |