Adelaide (Seminole County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°40'0", Longitude 81°21'56"
Period of record: 37 sampling dates; April 10, 1992 to October 18, 1999
Surface area (Shafer et al. 1986): 23 acres / 9 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 37 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
35 |
48 |
92 |
|
Long-term total nitrogen concentrations (µg/L) |
590 |
1120 |
3190 |
|
Long-term total chlorophyll concentrations (µg/L) |
11.3 |
44.1 |
265.7 |
|
Long-term Secchi depth (ft) |
0.8 |
3.4 |
6.6 |
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 |
42 |
760 |
22.7 |
4.0 |
|
Mar-02-99 |
42 |
980 |
16.3 |
4.7 |
|
Mar-25-99 |
39 |
880 |
21.0 |
3.0 |
|
May-06-99 |
37 |
1530 |
49.0 |
2.0 |
|
May-26-99 |
40 |
1280 |
24.0 |
2.7 |
|
Jul-03-99 |
35 |
1090 |
41.3 |
2.5 |
|
Aug-13-99 |
36 |
980 |
35.7 |
2.7 |
|
Sep-25-99 |
43 |
1070 |
46.3 |
2.5 |
|
Oct-18-99 |
44 |
1060 |
11.3 |
. |
|
|
|
|
|
|
|
1999 Average |
40 |
1070 |
29.7 |
3.0 |
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