Gear (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°33'22", Longitude 81°19'52"
Period of record: 41 sampling dates; August 7, 1996 to December 15, 1999
Surface area (Shafer et al. 1986): 9 acres / 4 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.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 41 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
19 |
129 |
2709 |
|
Long-term total nitrogen concentrations (µg/L) |
320 |
1310 |
15800 |
|
Long-term total chlorophyll concentrations (µg/L) |
4.3 |
19.7 |
102.0 |
|
Long-term Secchi depth (ft) |
7.5 |
9.6 |
13.3 |
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-20-99 |
39 |
990 |
15.3 |
8.8 |
|
Feb-02-99 |
2709 |
2270 |
14.7 |
9.2 |
|
Mar-18-99 |
152 |
2130 |
4.3 |
9.8 |
|
Apr-12-99 |
34 |
960 |
12.7 |
10.8 |
|
May-29-99 |
36 |
1490 |
13.3 |
9.8 |
|
Jun-10-99 |
33 |
690 |
11.0 |
10.0 |
|
Jul-17-99 |
39 |
1130 |
9.3 |
10.2 |
|
Aug-27-99 |
24 |
830 |
8.3 |
10.2 |
|
Sep-01-99 |
28 |
890 |
10.0 |
9.3 |
|
Oct-29-99 |
91 |
930 |
15.7 |
9.2 |
|
Nov-04-99 |
33 |
660 |
5.0 |
9.0 |
|
Dec-15-99 |
45 |
1370 |
5.0 |
8.2 |
|
|
|
|
|
|
|
1999 Average |
272 |
1200 |
10.4 |
9.5 |