Adair (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°33'36", Longitude 81°23'29"
Period of record: 82 sampling dates; December 2, 1990 to December 7, 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 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 82 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
28 |
107 |
327 |
|
Long-term total nitrogen concentrations (µg/L) |
560 |
1100 |
3130 |
|
Long-term total chlorophyll concentrations (µg/L) |
8.0 |
60.6 |
345.3 |
|
Long-term Secchi depth (ft) |
1.2 |
2.5 |
4.2 |
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-19-99 |
61 |
830 |
29.0 |
3.0 |
|
Feb-09-99 |
55 |
760 |
32.0 |
2.7 |
|
Apr-06-99 |
43 |
720 |
42.7 |
4.0 |
|
May-04-99 |
55 |
1100 |
. |
. |
|
May-28-99 |
53 |
1040 |
44.7 |
. |
|
Aug-31-99 |
58 |
1050 |
39.7 |
2.8 |
|
Sep-23-99 |
69 |
930 |
62.0 |
2.7 |
|
Oct-05-99 |
51 |
710 |
61.0 |
2.0 |
|
Nov-09-99 |
73 |
990 |
64.0 |
2.3 |
|
Dec-07-99 |
79 |
1020 |
54.7 |
2.7 |
|
|
|
|
|
|
|
1999 Average |
60 |
920 |
47.7 |
2.8 |
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