Fairview (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°35'34", Longitude 81°24'13"
Period of record: 28 sampling dates; December 15, 1990 to December 23, 1999
Surface area (Shafer et al. 1986): 401 acres / 162 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Supplemental, unpublished water chemistry data, University of Florida.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 3 months sampled:
|
pH |
8.1 |
Sulfate (mg/L) |
14.5 |
|
Total alkalinity (mg/L as CaCO3) |
52.2 |
Calcium (mg/L) |
22.1 |
|
Conductance (µS/cm @ 25 °C) |
173 |
Magnesium (mg/L) |
10.1 |
|
Color (Pt-Co units) |
5 |
Sodium (mg/L) |
9.6 |
|
Chloride (mg/L) |
13.6 |
Potassium (mg/L) |
2.4 |
|
Silicon (mg/L) |
0.1 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 28 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
19 |
25 |
47 |
|
Long-term total nitrogen concentrations (µg/L) |
530 |
790 |
1120 |
|
Long-term total chlorophyll concentrations (µg/L) |
10.5 |
23.5 |
44.0 |
|
Long-term Secchi depth (ft) |
2.5 |
4.0 |
5.0 |
1999 Florida LAKEWATCH Data
Numbers reported below are monthly averages calculated from 4 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 |
|
Apr-02-99 |
27 |
830 |
21.3 |
3.7 |
|
May-17-99 |
24 |
970 |
22.7 |
3.4 |
|
Jun-05-99 |
21 |
870 |
19.3 |
4.7 |
|
Jul-05-99 |
25 |
670 |
21.0 |
4.6 |
|
Aug-07-99 |
20 |
700 |
23.3 |
4.5 |
|
Sep-11-99 |
22 |
800 |
26.7 |
4.2 |
|
Oct-31-99 |
22 |
800 |
29.3 |
3.7 |
|
Nov-26-99 |
24 |
920 |
31.7 |
3.8 |
|
Dec-23-99 |
31 |
910 |
. |
. |
|
|
|
|
|
|
|
1999 Average |
24 |
830 |
24.4 |
4.1 |
Fairview (Orange County)
Florida LAKEWATCH Aquatic Plant Summary
Aquatic plant data collected on June 11, 1992
|
Percent area covered with aquatic vegetation (PAC, %) |
8 |
|
Percent of lake's volume filled with vegetation (PVI, %) |
2 |
|
Average emergent plant biomass (kg wet wt/m2) |
not sampled |
|
Average floating-leaved plant biomass (kg wet wt/m2) |
not sampled |
|
Average submersed plant biomass (kg wet wt/m2) |
not sampled |
|
Average width of emergent and floating-leaved zone (ft.) |
not sampled |
|
Average lake depth (m) |
4 |
Frequency that plant species occur in 0 evenly spaced transects around the lake.
|
Common Name |
Plant Species |
Frequency (%) |
not sampled
Fairview (Orange County)
Florida LAKEWATCH Aquatic Plant Summary
Aquatic plant data collected on June 28, 1994
|
Percent area covered with aquatic vegetation (PAC, %) |
6 |
|
Percent of lake's volume filled with vegetation (PVI, %) |
1 |
|
Average emergent plant biomass (kg wet wt/m2) |
1.4 |
|
Average floating-leaved plant biomass (kg wet wt/m2) |
0.4 |
|
Average submersed plant biomass (kg wet wt/m2) |
0.7 |
|
Average width of emergent and floating-leaved zone (ft.) |
30 |
|
Average lake depth (m) |
4 |
Frequency that plant species occur in 10 evenly spaced transects around the lake.
|
Common Name |
Plant Species |
Frequency (%) |
|
tapegrass |
Vallisneria americana |
80 |
|
cat-tail |
Typha spp. |
60 |
|
water primrose |
Ludwigia octovalvis |
60 |
|
willow |
Salix spp. |
50 |
|
torpedograss |
Panicum repens |
50 |
|
duck-potato |
Sagittaria lancifolia |
30 |
|
pickerelweed |
Pontederia cordata |
30 |
|
water-pennywort |
Hydrocotyle umbellata |
30 |
|
respuinata bladderwort |
Utricularia resupinata |
30 |
|
elephant-ear |
Colocasia esculenta |
20 |
|
wax myrtle |
Myrica cerifera |
20 |
|
alligator-weed |
Alternanthera philoxeroides |
10 |
|
fragrant water-lily |
Nymphaea odorata |
10 |
|
smartweed |
Polygonum hydropiperoides |
10 |
|
dwarf arrowhead |
Sagittaria subulata |
10 |
|
flat-sedge |
Cyperus odoratus |
10 |
|
stonewort |
Nitella spp. |
10 |
|
rush fuirena |
Fuirena scirpoidea |
10 |
|
bald cypress |
Taxodium distichum |
10 |