Clearwater 2 (Putnam County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 29°35'7", Longitude 81°57'9"
Period of record: 16 sampling dates; September 18, 1998 to December 12, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Trail Ridge
Geologic formation (Brooks 1981):
The geology is dominated by quartz sand and quartzite gravel with sandy clay beds of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the St. John’s Offset division of the Central Lake District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
5.4 |
Total alkalinity (mg/L as CaCO3) |
0.0 |
|
Conductance (µS/cm @ 25 °C) |
48 |
Color (Pt-Co units) |
5 |
|
Chloride (mg/L) |
10.0 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 16 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
8 |
12 |
16 |
|
Long-term total nitrogen concentrations (µg/L) |
210 |
280 |
350 |
|
Long-term total chlorophyll concentrations (µg/L) |
2.0 |
5.7 |
14.3 |
|
Long-term Secchi depth (ft) |
4.2 |
7.4 |
9.8 |
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-22-99 |
13 |
220 |
5.0 |
6.0 |
|
Feb-13-99 |
13 |
230 |
7.0 |
7.7 |
|
Mar-13-99 |
12 |
250 |
4.0 |
6.5 |
|
Apr-18-99 |
12 |
280 |
5.3 |
6.8 |
|
May-15-99 |
10 |
210 |
3.0 |
8.8 |
|
Jun-12-99 |
13 |
290 |
6.3 |
8.0 |
|
Jul-14-99 |
11 |
270 |
5.3 |
9.3 |
|
Aug-15-99 |
11 |
280 |
5.0 |
7.7 |
|
Sep-23-99 |
16 |
340 |
3.7 |
5.3 |
|
Oct-17-99 |
12 |
320 |
5.3 |
6.7 |
|
Nov-21-99 |
8 |
280 |
2.3 |
8.0 |
|
Dec-12-99 |
8 |
240 |
2.0 |
9.8 |
|
|
|
|
|
|
|
1999 Average |
12 |
270 |
4.5 |
7.6 |