Sheen (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°25'54", Longitude 81°31'14"
Period of record: 45 sampling dates; October 15, 1993 to November 28, 1999
Surface area (Shafer et al. 1986): 565 acres / 229 hectacres
Lake Region (Griffith et al. 1997): Doctor Phillips Ridge
Geologic formation (Brooks 1981):
The geology is a mixture of two major types the phosphatic sand of the Hawthorne Formation and coastal sand of the preglacial Pleistocene.
Physiographic region (Brooks 1981):
The water body lies in the Kissimmee Valley division of the Eastern Flatwoods District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 45 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
6 |
10 |
17 |
|
Long-term total nitrogen concentrations (µg/L) |
280 |
410 |
630 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
2.3 |
4.7 |
|
Long-term Secchi depth (ft) |
6.7 |
10.3 |
15.0 |
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-16-99 |
8 |
390 |
2.0 |
10.0 |
|
Mar-20-99 |
10 |
330 |
1.7 |
9.0 |
|
May-28-99 |
12 |
360 |
1.3 |
10.7 |
|
Jul-16-99 |
10 |
420 |
3.0 |
12.0 |
|
Aug-22-99 |
11 |
400 |
3.0 |
10.0 |
|
Oct-30-99 |
10 |
410 |
2.0 |
9.8 |
|
Nov-28-99 |
12 |
460 |
2.7 |
10.0 |
|
|
|
|
|
|
|
1999 Average |
11 |
400 |
2.2 |
10.2 |