Carlton (Orange County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°45'32", Longitude 81°39'29"
Period of record: 37 sampling dates; October 26, 1995 to December 14, 1999
Surface area (LAKEWATCH): 398 acres / 161 hectacres (Bathymtric Map)
Lake Region (Griffith et al. 1997): Central Valley
Geologic formation (Brooks 1981):
The geology is dominated by deeply weathered clayey sand and granular sand of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Central Lakes 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Supplemental, unpublished water chemistry data, University of Florida.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 |
8.9 |
Total alkalinity (mg/L as CaCO3) |
104.7 |
|
Conductance (µS/cm @ 25 °C) |
384 |
Magnesium (mg/L) |
16.2 |
|
Color (Pt-Co units) |
37 |
Sodium (mg/L) |
15.0 |
|
Chloride (mg/L) |
42.4 |
Potassium (mg/L) |
12.8 |
|
|
|
Calcium (mg/L) |
33.6 |
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 37 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
48 |
78 |
123 |
|
Long-term total nitrogen concentrations (µg/L) |
2340 |
3170 |
4200 |
|
Long-term total chlorophyll concentrations (µg/L) |
91.7 |
173.9 |
271.0 |
|
Long-term Secchi depth (ft) |
1.0 |
1.2 |
1.6 |
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-08-99 |
87 |
3200 |
185.7 |
1.0 |
|
Feb-17-99 |
100 |
3510 |
218.0 |
1.0 |
|
Mar-12-99 |
98 |
3570 |
223.3 |
1.0 |
|
Apr-20-99 |
101 |
3690 |
271.0 |
1.0 |
|
May-18-99 |
77 |
3710 |
244.0 |
1.0 |
|
Jun-10-99 |
78 |
3100 |
241.0 |
1.0 |
|
Jul-09-99 |
60 |
3540 |
192.7 |
1.0 |
|
Aug-11-99 |
82 |
3620 |
188.3 |
1.3 |
|
Sep-03-99 |
66 |
4200 |
191.7 |
1.0 |
|
Oct-08-99 |
77 |
3790 |
244.3 |
1.0 |
|
Nov-17-99 |
111 |
3580 |
233.0 |
1.2 |
|
Dec-14-99 |
95 |
3350 |
198.0 |
1.3 |
|
|
|
|
|
|
|
1999 Average |
86 |
3570 |
219.2 |
1.1 |
Carlton (Orange County)
Florida LAKEWATCH Aquatic Plant Summary
Aquatic plant data collected on July 27, 1999
|
Percent area covered with aquatic vegetation (PAC, %) |
14 |
|
Percent of lake's volume filled with vegetation (PVI, %) |
3 |
|
Average emergent plant biomass (kg wet wt/m2) |
4.6 |
|
Average floating-leaved plant biomass (kg wet wt/m2) |
0.8 |
|
Average submersed plant biomass (kg wet wt/m2) |
3.2 |
|
Average width of emergent and floating-leaved zone (ft.) |
39 |
|
Average lake depth (m) |
3 |
Frequency that plant species occur in 10 evenly spaced transects around the lake.
|
Common Name |
Plant Species |
Frequency (%) |
|
cat-tail |
Typha spp. |
90 |
|
tapegrass |
Vallisneria americana |
80 |
|
Egyptian paspalidium |
Paspalidium geminatum |
80 |
|
elephant-ear |
Colocasia esculenta |
70 |
|
water primrose |
Ludwigia octovalvis |
50 |
|
torpedograss |
Panicum repens |
40 |
|
bald cypress |
Taxodium distichum |
40 |
|
willow |
Salix spp. |
30 |
|
para grass |
Brachiaria mutica |
30 |
|
red maple |
Acer rubrum |
30 |
|
spatterdock |
Nuphar luteum |
20 |
|
water-pennywort |
Hydrocotyle umbellata |
20 |
|
duck-potato |
Sagittaria lancifolia |
10 |
|
alligator-weed |
Alternanthera philoxeroides |
10 |
|
smartweed |
Polygonum hydropiperoides |
10 |
|
pickerelweed |
Pontederia cordata |
10 |
|
buttonbush |
Cephalanthus occidentalis |
10 |
|
elderberry |
Sambucus canadensis |
10 |
|
. |
Kosteletzkya virginica |
10 |