Loch Leven (Lake County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°49'44", Longitude 81°38'68"
Period of record: 18 sampling dates; June 4, 1998 to December 14, 1999
Surface area (Shafer et al. 1986): 168 acres / 68 hectacres
Lake Region (Griffith et al. 1997): Apopka Upland
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 Mount Dora Ridge subdivision of the Apopka Upland division of the Central Lake District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 18 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
10 |
14 |
19 |
|
Long-term total nitrogen concentrations (µg/L) |
420 |
500 |
590 |
|
Long-term total chlorophyll concentrations (µg/L) |
2.0 |
4.3 |
10.0 |
|
Long-term Secchi depth (ft) |
4.3 |
7.4 |
11.0 |
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-12-99 |
15 |
550 |
4.0 |
5.3 |
|
Mar-02-99 |
19 |
580 |
3.0 |
5.3 |
|
Mar-27-99 |
17 |
470 |
3.7 |
5.8 |
|
May-06-99 |
17 |
450 |
5.3 |
5.3 |
|
Jun-24-99 |
15 |
480 |
3.3 |
6.8 |
|
Jul-22-99 |
12 |
510 |
4.0 |
8.7 |
|
Aug-19-99 |
12 |
450 |
5.3 |
7.5 |
|
Sep-28-99 |
11 |
490 |
3.0 |
8.2 |
|
Oct-22-99 |
10 |
500 |
5.3 |
11.0 |
|
Nov-12-99 |
11 |
590 |
2.0 |
8.3 |
|
Dec-14-99 |
14 |
450 |
5.0 |
8.2 |
|
|
|
|
|
|
|
1999 Average |
14 |
500 |
4.0 |
7.3 |