Gass (Hillsborough County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°5'35", Longitude 82°27'46"
Period of record: 8 sampling dates; June 11, 1998 to January 24, 1999
Surface area (Shafer et al. 1986): 33 acres / 13 hectacres
Lake Region (Griffith et al. 1997): Land-O-Lakes
Geologic formation (Brooks 1981):
The geology is dominated by argillaceous to sandy impure limestone of the Tampa Formation.
Physiographic region (Brooks 1981):
The water body lies in the Land-O-Lakes subdivision of the Tampa Plain division of the Ocala Uplift District.
Supplemental, unpublished water chemistry data, University of Florida.
Numbers reported below are the average for 1 month sampled:
|
pH |
7.3 |
Sulfate (mg/L) |
9.4 |
|
Total alkalinity (mg/L as CaCO3) |
30.0 |
Calcium (mg/L) |
14.0 |
|
Conductance (µS/cm @ 25 °C) |
126 |
Magnesium (mg/L) |
1.2 |
|
Color (Pt-Co units) |
19 |
Sodium (mg/L) |
7.0 |
|
Chloride (mg/L) |
13.2 |
Potassium (mg/L) |
1.1 |
|
Silicon (mg/L) |
0.0 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 8 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
6 |
8 |
10 |
|
Long-term total nitrogen concentrations (µg/L) |
460 |
490 |
570 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.0 |
2.2 |
3.0 |
|
Long-term Secchi depth (ft) |
. |
. |
. |
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-24-99 |
9 |
460 |
2.7 |
. |
|
|
|
|
|
|
|
1999 Average |
9 |
460 |
2.7 |
. |