Emeralda (Lake County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 28°56'59", Longitude 81°50'13"

Period of record: 12 sampling dates; January 12, 1999 to December 24, 1999

Surface area : No data available.

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.

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 12 months sampled:

 

Minimum

Average

Maximum

Long-term total phosphorus concentrations (µg/L)

68

101

139

Long-term total nitrogen concentrations (µg/L)

3450

4330

5690

Long-term total chlorophyll concentrations (µg/L)

215.7

278.2

375.3

Long-term Secchi depth (ft)

0.6

0.8

0.9

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-12-99

104

4410

239.3

0.8

Feb-11-99

123

4290

324.0

0.8

Mar-07-99

118

4300

289.0

0.8

Apr-12-99

129

5690

351.7

0.8

May-30-99

122

5580

375.3

0.6

Jun-10-99

108

4270

349.3

0.8

Jul-05-99

68

3450

215.7

0.9

Aug-10-99

75

4440

265.0

0.8

Sep-25-99

71

4010

234.0

0.8

Oct-19-99

73

4170

245.0

0.8

Nov-08-99

79

3700

217.3

0.8

Dec-24-99

139

3690

232.7

0.8

 

 

 

 

 

1999 Average

101

4330

278.2

0.8

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