Coleman (Okaloosa County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 30°24'41", Longitude 86°28'47"
Period of record: 27 sampling dates; May 18, 1997 to December 1, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Gulf Coast Lowlands
Geologic formation (Brooks 1981):
The geology is dominated by beach and dune sand with silty sand, silt, and clay of the Biloxi Formation.
Physiographic region (Brooks 1981):
The water body lies in the Coastal Strip division of the Apalachicola Delta District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
8.5 |
Total alkalinity (mg/L as CaCO3) |
42.0 |
|
Conductance (µS/cm @ 25 °C) |
247 |
Color (Pt-Co units) |
65 |
|
Chloride (mg/L) |
42.0 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 27 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
94 |
278 |
538 |
|
Long-term total nitrogen concentrations (µg/L) |
530 |
1150 |
2050 |
|
Long-term total chlorophyll concentrations (µg/L) |
3.0 |
71.0 |
213.0 |
|
Long-term Secchi depth (ft) |
0.5 |
2.1 |
3.0 |
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 |
|
Feb-22-99 |
380 |
1000 |
102.7 |
2.2 |
|
Mar-27-99 |
379 |
530 |
16.0 |
2.8 |
|
Apr-26-99 |
328 |
620 |
16.0 |
2.0 |
|
Jun-01-99 |
318 |
750 |
23.7 |
2.7 |
|
Jul-04-99 |
538 |
1930 |
104.3 |
0.8 |
|
Aug-01-99 |
427 |
1550 |
110.3 |
0.5 |
|
Sep-01-99 |
282 |
870 |
37.3 |
1.8 |
|
Oct-01-99 |
188 |
2050 |
189.7 |
1.0 |
|
Nov-03-99 |
117 |
1360 |
85.3 |
1.5 |
|
Dec-01-99 |
94 |
1230 |
3.3 |
. |
|
|
|
|
|
|
|
1999 Average |
305 |
1190 |
68.9 |
1.7 |