Simmons (Hillsborough County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 27°42'29", Longitude 82°21'11"
Period of record: 37 sampling dates; October 16, 1996 to November 15, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Lakeland/Bone Valley Upland
Geologic formation (Brooks 1981):
The geology is dominated by coastal sand and shelly silty sand of the preglacial Pleistocene.
Physiographic region (Brooks 1981):
The water body lies in the Winter Haven Karst 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Supplemental, unpublished water chemistry data, University of Florida.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 |
7.8 |
Sulfate (mg/L) |
97.3 |
|
Total alkalinity (mg/L as CaCO3) |
29.3 |
Calcium (mg/L) |
29.7 |
|
Conductance (µS/cm @ 25 °C) |
393 |
Magnesium (mg/L) |
8.7 |
|
Color (Pt-Co units) |
14 |
Sodium (mg/L) |
22.0 |
|
Chloride (mg/L) |
44.8 |
Potassium (mg/L) |
6.5 |
|
Silicon (mg/L) |
1.7 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 37 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
19 |
33 |
73 |
|
Long-term total nitrogen concentrations (µg/L) |
490 |
720 |
1200 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.3 |
9.7 |
20.7 |
|
Long-term Secchi depth (ft) |
2.7 |
6.2 |
10.0 |
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 |
|
Jan-20-99 |
28 |
540 |
7.0 |
6.0 |
|
Feb-18-99 |
39 |
930 |
18.0 |
5.3 |
|
Mar-16-99 |
40 |
780 |
20.7 |
5.0 |
|
Apr-13-99 |
29 |
730 |
11.7 |
4.8 |
|
May-20-99 |
31 |
770 |
10.3 |
5.0 |
|
Jul-14-99 |
22 |
610 |
19.0 |
3.2 |
|
Aug-13-99 |
26 |
760 |
15.7 |
5.3 |
|
Sep-23-99 |
31 |
740 |
11.7 |
5.0 |
|
Oct-12-99 |
29 |
890 |
10.0 |
6.0 |
|
Nov-15-99 |
29 |
780 |
10.0 |
5.2 |
|
|
|
|
|
|
|
1999 Average |
30 |
750 |
13.4 |
5.1 |