Chilton (Highlands County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 27°37'54", Longitude 81°33'24"

Period of record: 46 sampling dates; March 15, 1996 to December 15, 1999

Surface area (LAKEWATCH): 26 acres / 11 hectacres (Bathymetric Map)

Lake Region (Griffith et al. 1997): Southern Lake Wales Ridge

Geologic formation (Brooks 1981):

The geology is dominated by undifferentiated sand with humate zones and concentrations of heavy minerals of the Pliocene.

Physiographic region (Brooks 1981):

The water body lies in the Carlton Ranch Ridge division of the Southwestern Flatwoods District.

Supplemental, unpublished water chemistry data, University of Florida.

Numbers reported below are the average for 1 month sampled:

pH

6.0

Sulfate (mg/L)

9.0

Total alkalinity (mg/L as CaCO3)

0.7

Calcium (mg/L)

1.7

Conductance (µS/cm @ 25 °C)

57

Magnesium (mg/L)

1.0

Color (Pt-Co units)

18

Sodium (mg/L)

5.9

Chloride (mg/L)

11.3

Potassium (mg/L)

1.2

Silicon (mg/L)

0.4

 

 

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 46 months sampled:

 

Minimum

Average

Maximum

Long-term total phosphorus concentrations (µg/L)

12

20

41

Long-term total nitrogen concentrations (µg/L)

400

560

810

Long-term total chlorophyll concentrations (µg/L)

5.0

13.4

33.0

Long-term Secchi depth (ft)

3.7

5.7

9.0

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-16-99

14

570

16.0

4.7

Feb-15-99

17

530

10.0

5.0

Mar-17-99

18

540

11.0

5.0

Apr-16-99

18

550

6.3

6.0

May-15-99

15

500

5.7

9.0

Jun-15-99

15

510

8.0

7.5

Jul-16-99

19

500

8.7

6.7

Aug-17-99

16

560

12.3

7.0

Sep-12-99

19

700

16.3

4.7

Oct-14-99

16

520

15.3

5.0

Nov-11-99

12

810

13.0

7.0

Dec-15-99

13

440

10.3

7.0

 

 

 

 

 

1999 Average

16

560

11.1

6.2

Chilton (Highlands County)

Florida LAKEWATCH Aquatic Plant Summary

Aquatic plant data collected on July 23, 1996

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)

4.0

Average floating-leaved plant biomass (kg wet wt/m2)

0.1

Average submersed plant biomass (kg wet wt/m2)

0.4

Average width of emergent and floating-leaved zone (ft.)

50

Average lake depth (m)

4

Frequency that plant species occur in 10 evenly spaced transects around the lake.

Common Name

Plant Species

Frequency (%)

maidencane

Panicum hemitomon

100

torpedograss

Panicum repens

100

pickerelweed

Pontederia cordata

80

rush fuirena

Fuirena scirpoidea

80

slender spikerush

Eleocharis baldwinii

70

.

Juncus megacephalus

70

red ludwigia

Ludwigia repens

50

yellow-eyed grass

Xyris spp.

50

water-pennywort

Hydrocotyle umbellata

40

cone-spur bladderwort

Utricularia gibba

30

wax myrtle

Myrica cerifera

30

water primrose

Ludwigia octovalvis

30

red root

Lachnanthes caroliniana

30

jointed flat sedge

Cyperus haspan

30

para grass

Brachiaria mutica

20

water spinach

Ipomoea aquatica

10

dwarf arrowhead

Sagittaria subulata

10

willow

Salix spp.

10

flat-sedge

Cyperus odoratus

10

stonewort

Nitella spp.

10

respuinata bladderwort

Utricularia resupinata

10

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