Chassahowitzka River (Citrus County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°42'56", Longitude 82°34'38"
Period of record: 10 sampling dates; November 19, 1998 to December 12, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Big Bend Karst
Geologic formation (Brooks 1981):
The geology is dominated by Suwannee Limestone, bedded pure to slightly sandy limestone, cryptocrystalline hard dense limestone, often occurs in marly matrix, becomes interbedded downward with the Ocala Limestone, much secondary dolomitization.
Physiographic region (Brooks 1981):
The water body lies in the Chassahowitzka Coastal Strip subdivision of the Big Bend Karst division of the Ocala Uplift District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 10 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
14 |
22 |
34 |
|
Long-term total nitrogen concentrations (µg/L) |
250 |
350 |
440 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
5.4 |
10.3 |
|
Long-term Secchi depth (ft) |
2.5 |
3.1 |
3.9 |
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-28-99 |
21 |
400 |
1.0 |
2.8 |
|
Mar-21-99 |
16 |
250 |
3.7 |
2.5 |
|
Apr-25-99 |
17 |
290 |
8.3 |
3.3 |
|
May-19-99 |
14 |
250 |
6.7 |
3.3 |
|
Jun-30-99 |
34 |
440 |
9.3 |
3.3 |
|
Jul-28-99 |
15 |
330 |
3.0 |
3.9 |
|
Aug-29-99 |
21 |
430 |
2.7 |
3.9 |
|
Dec-12-99 |
29 |
330 |
6.0 |
2.9 |
|
|
|
|
|
|
|
1999 Average |
21 |
340 |
5.1 |
3.3 |