George East (Putnam County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 29°17'54", Longitude 81°34'24"

Period of record: 13 sampling dates; December 15, 1998 to December 12, 1999

Surface area : No data available.

Lake Region (Griffith et al. 1997): Eastern Flatlands

Geologic formation (Brooks 1981):

The geology is dominated by undifferentiated sand, shell, clay, marl, and peat of the Holocene.

Physiographic region (Brooks 1981):

The water body lies in the St. John’s Offset division of the Central Lake District.

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 13 months sampled:

 

Minimum

Average

Maximum

Long-term total phosphorus concentrations (µg/L)

41

62

91

Long-term total nitrogen concentrations (µg/L)

990

1400

2490

Long-term total chlorophyll concentrations (µg/L)

19.0

62.1

193.7

Long-term Secchi depth (ft)

1.4

2.0

2.5

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

52

1050

36.0

2.5

Feb-09-99

55

990

30.0

2.0

Mar-12-99

53

1080

25.3

2.0

Apr-12-99

62

1410

60.0

2.3

May-11-99

75

1870

117.3

2.0

Jun-15-99

91

2490

193.7

1.5

Jul-13-99

54

1550

60.0

2.0

Aug-13-99

42

1160

43.0

2.0

Sep-20-99

44

1080

46.7

2.2

Oct-10-99

41

1020

46.3

2.5

Nov-16-99

77

1710

50.3

2.0

Dec-12-99

73

1370

19.0

1.5

 

 

 

 

 

1999 Average

60

1400

60.6

2.0

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