Clear (Lake County)
Florida LAKEWATCH Water Chemistry Summary
Location:
Latitude 28°52'30", Longitude 81°39'15"Period of record: 17 sampling dates; June 19, 1998 to December 20, 1999
Surface area (Shafer et al. 1986): 46 acres / 19 hectacres
Lake Region (Griffith et al. 1997): Mount Dora Ridge
Geologic formation (Brooks 1981):
The geology is dominated by deeply weathered clayey sand and granular sand 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.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
7.1 |
Total alkalinity (mg/L as CaCO3) |
10.0 |
|
Conductance (µS/cm @ 25 °C) |
279 |
Color (Pt-Co units) |
17 |
|
Chloride (mg/L) |
34.0 |
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 17 months sampled:
|
Minimum |
Average |
Maximum |
|
|
Long-term total phosphorus concentrations (µg/L) |
9 |
11 |
14 |
|
Long-term total nitrogen concentrations (µg/L) |
360 |
510 |
600 |
|
Long-term total chlorophyll concentrations (µg/L) |
2.0 |
4.0 |
6.3 |
|
Long-term Secchi depth (ft) |
6.2 |
8.1 |
9.5 |
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 |
13 |
520 |
4.0 |
8.5 |
|
Feb-25-99 |
10 |
530 |
3.7 |
8.0 |
|
Apr-21-99 |
10 |
550 |
4.0 |
7.0 |
|
May-23-99 |
11 |
360 |
2.0 |
9.0 |
|
Jun-25-99 |
11 |
530 |
4.0 |
7.0 |
|
Jul-26-99 |
9 |
490 |
2.3 |
. |
|
Aug-25-99 |
9 |
510 |
3.0 |
. |
|
Sep-24-99 |
12 |
540 |
4.7 |
8.5 |
|
Oct-29-99 |
14 |
500 |
5.3 |
7.8 |
|
Dec-20-99 |
10 |
470 |
3.0 |
. |
|
1999 Average |
11 |
500 |
3.6 |
8.0 |
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