Little Fairview (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°35'20", Longitude 81°23'17"
Period of record: 86 sampling dates; February 24, 1991 to December 23, 1999
Surface area (Shafer et al. 1986): 88 acres / 36 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.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 2 months sampled:
|
pH |
7.7 |
Sulfate (mg/L) |
10.3 |
|
Total alkalinity (mg/L as CaCO3) |
30.0 |
Calcium (mg/L) |
10.5 |
|
Conductance (µS/cm @ 25 °C) |
136 |
Magnesium (mg/L) |
3.0 |
|
Color (Pt-Co units) |
13 |
Sodium (mg/L) |
10.0 |
|
Chloride (mg/L) |
16.5 |
Potassium (mg/L) |
2.5 |
|
Silicon (mg/L) |
0.3 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 86 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
13 |
26 |
42 |
|
Long-term total nitrogen concentrations (µg/L) |
520 |
770 |
1100 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.7 |
21.8 |
52.7 |
|
Long-term Secchi depth (ft) |
2.4 |
3.8 |
6.7 |
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-21-99 |
25 |
860 |
29.3 |
3.0 |
|
Feb-25-99 |
25 |
770 |
25.3 |
3.0 |
|
Mar-25-99 |
26 |
680 |
19.7 |
3.0 |
|
Apr-29-99 |
27 |
690 |
18.3 |
3.0 |
|
May-25-99 |
22 |
700 |
16.0 |
3.5 |
|
Jun-25-99 |
23 |
680 |
24.3 |
3.0 |
|
Jul-27-99 |
23 |
780 |
14.7 |
3.5 |
|
Aug-23-99 |
23 |
940 |
26.7 |
3.0 |
|
Sep-23-99 |
35 |
900 |
42.3 |
3.0 |
|
Oct-25-99 |
28 |
850 |
37.3 |
3.0 |
|
Nov-29-99 |
31 |
890 |
43.0 |
2.7 |
|
Dec-23-99 |
. |
. |
47.0 |
3.0 |
|
|
|
|
|
|
|
1999 Average |
26 |
800 |
28.7 |
3.1 |