Blairstone (Leon County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 30°24'50", Longitude 84°15'25"
Period of record: 53 sampling dates; February 16, 1993 to December 5, 1999
Surface area : No data available.
Lake Region (Griffith et al. 1997): Tifton/Tallahassee Uplands
Geologic formation (Brooks 1981):
The geology is dominated by granular sand and clayey sand with some clay lenses of the Hawthorne Formation.
Physiographic region (Brooks 1981):
The water body lies in the Tallahassee Red Hills subdivision of the State Line Hills division of the Ocala Uplift District.
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 53 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
15 |
55 |
127 |
|
Long-term total nitrogen concentrations (µg/L) |
210 |
840 |
3580 |
|
Long-term total chlorophyll concentrations (µg/L) |
1.3 |
29.6 |
123.7 |
|
Long-term Secchi depth (ft) |
1.1 |
2.6 |
4.3 |
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-07-99 |
35 |
370 |
15.3 |
. |
|
Mar-28-99 |
98 |
980 |
52.0 |
3.5 |
|
May-13-99 |
52 |
460 |
3.7 |
2.0 |
|
Jun-09-99 |
51 |
460 |
16.0 |
2.2 |
|
Jul-11-99 |
61 |
550 |
35.0 |
3.2 |
|
Aug-16-99 |
56 |
630 |
24.7 |
3.1 |
|
Oct-03-99 |
59 |
730 |
29.3 |
2.9 |
|
Oct-26-99 |
39 |
520 |
10.0 |
4.0 |
|
Dec-05-99 |
41 |
510 |
12.3 |
. |
|
|
|
|
|
|
|
1999 Average |
55 |
580 |
22.0 |
3.0 |