Valrico Middle (Hillsborough County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 27°57'40", Longitude 82°15'26"
Period of record: 15 sampling dates; October 16, 1997 to February 23, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Hillsborough Valley
Geologic formation (Brooks 1981):
The geology is dominated by dolomites, dolomitic clay and phosphorite sand and gravel of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Hillsborough Valley division of the Ocala Uplift District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 15 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
179 |
239 |
333 |
|
Long-term total nitrogen concentrations (µg/L) |
1280 |
2350 |
3840 |
|
Long-term total chlorophyll concentrations (µg/L) |
33.7 |
106.4 |
245.7 |
|
Long-term Secchi depth (ft) |
0.8 |
1.7 |
2.5 |
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-23-99 |
179 |
1790 |
116.7 |
1.6 |
|
|
|
|
|
|
|
1999 Average |
179 |
1790 |
116.7 |
1.6 |