Eola (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°32'39", Longitude 81°22'24"
Period of record: 64 sampling dates; January 10, 1991 to December 20, 1999
Surface area (Shafer et al. 1986): 25 acres / 10 hectacres
Lake Region (Griffith et al. 1997): Orlando Ridge
Geologic formation (Brooks 1981):
The geology is dominated by phosphatic sand, silty sand, and clay of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Orlando Promontory division of the Central Lake District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 2 months sampled:
|
pH |
8.4 |
Sulfate (mg/L) |
17.0 |
|
Total alkalinity (mg/L as CaCO3) |
88.7 |
Calcium (mg/L) |
31.8 |
|
Conductance (µS/cm @ 25 °C) |
258 |
Magnesium (mg/L) |
5.0 |
|
Color (Pt-Co units) |
13 |
Sodium (mg/L) |
9.8 |
|
Chloride (mg/L) |
14.0 |
Potassium (mg/L) |
2.5 |
|
Silicon (mg/L) |
0.7 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 64 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
23 |
47 |
127 |
|
Long-term total nitrogen concentrations (µg/L) |
430 |
620 |
960 |
|
Long-term total chlorophyll concentrations (µg/L) |
9.7 |
37.0 |
96.7 |
|
Long-term Secchi depth (ft) |
2.5 |
4.5 |
7.6 |
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-26-99 |
40 |
520 |
23.3 |
6.8 |
|
May-13-99 |
41 |
510 |
. |
4.7 |
|
Aug-24-99 |
31 |
490 |
32.7 |
4.9 |
|
Sep-23-99 |
35 |
500 |
40.3 |
4.3 |
|
Oct-26-99 |
30 |
500 |
24.0 |
5.8 |
|
Nov-24-99 |
26 |
490 |
21.3 |
5.7 |
|
Dec-20-99 |
30 |
660 |
20.3 |
7.0 |
|
|
|
|
|
|
|
1999 Average |
33 |
520 |
27.0 |
5.6 |