Burkett (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°36'36", Longitude 81°16'6"
Period of record: 70 sampling dates; March 24, 1994 to December 10, 1999
Surface area (Shafer et al. 1986): 74 acres / 30 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 Holopaw-Indian Town Ridges and Swales division of the Eastern Flatwoods District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
7.1 |
Sulfate (mg/L) |
8.0 |
|
Total alkalinity (mg/L as CaCO3) |
17.0 |
Calcium (mg/L) |
8.3 |
|
Conductance (µS/cm @ 25 °C) |
113 |
Magnesium (mg/L) |
2.2 |
|
Color (Pt-Co units) |
38 |
Sodium (mg/L) |
7.4 |
|
Chloride (mg/L) |
17.2 |
Potassium (mg/L) |
1.8 |
|
Silicon (mg/L) |
0.5 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 70 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
16 |
23 |
37 |
|
Long-term total nitrogen concentrations (µg/L) |
590 |
750 |
1210 |
|
Long-term total chlorophyll concentrations (µg/L) |
13.3 |
24.0 |
42.0 |
|
Long-term Secchi depth (ft) |
3.0 |
3.9 |
5.2 |
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-18-99 |
25 |
700 |
16.3 |
3.0 |
|
Feb-20-99 |
26 |
800 |
17.7 |
3.0 |
|
Mar-20-99 |
22 |
750 |
14.0 |
3.0 |
|
Apr-20-99 |
26 |
830 |
22.7 |
3.0 |
|
May-12-99 |
32 |
860 |
19.0 |
3.0 |
|
Jun-13-99 |
27 |
790 |
24.3 |
3.0 |
|
Jul-20-99 |
21 |
980 |
33.7 |
3.0 |
|
Aug-19-99 |
23 |
1020 |
40.0 |
3.0 |
|
Sep-19-99 |
23 |
1210 |
36.0 |
3.0 |
|
Oct-20-99 |
22 |
880 |
35.7 |
3.0 |
|
Nov-19-99 |
17 |
740 |
18.7 |
3.3 |
|
Dec-10-99 |
18 |
800 |
19.7 |
3.5 |
|
|
|
|
|
|
|
1999 Average |
24 |
860 |
24.8 |
3.1 |