Spring (Walton County)

Florida LAKEWATCH Water Chemistry Summary

Location: Latitude 30°45'6", Longitude 86°3'40"

Period of record: 98 sampling dates; February 2, 1990 to December 7, 1999

Surface area (LAKEWATCH): 242 acres / 98 hectacres     Bathymetric Map

Lake Region (Griffith et al. 1997): Dougherty/Marianna Plains

Geologic formation (Brooks 1981):

The geology is dominated by silty fine sand to sandy clay of the Shoal River Formation.

Physiographic region (Brooks 1981):

The water body lies in the De Funiak Karst division of the Dougherty Karst District.
 
 

Supplemental, unpublished water chemistry data, University of Florida.

Numbers reported below are the average for 2 months sampled:
 
pH
5.9
 Sulfate (mg/L)
0.6
Total alkalinity (mg/L as CaCO3)
1.0
 Calcium (mg/L)
0.7
Conductance (µS/cm @ 25 °C)
16
 Magnesium (mg/L)
0.3
Color (Pt-Co units)
11
 Sodium (mg/L)
2.0
Chloride (mg/L)
4.7
 Potassium (mg/L)
0.4
Silicon (mg/L)
0.2
    

Long-term Florida LAKEWATCH Data

Numbers reported below are the minimum, average, and maximum value for the 98 months sampled:

 
Minimum
Average
Maximum
Long-term total phosphorus concentrations (µg/L)
6
14
36
Long-term total nitrogen concentrations (µg/L)
280
540
1150
Long-term total chlorophyll concentrations (µg/L)
2.3
10.6
84.3
Long-term Secchi depth (ft)
1.8
6.8
11.0

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-05-99
10
320
5.0
9.5
Mar-04-99
10
360
3.7
.
Apr-05-99
9
320
2.7
.
May-08-99
29
510
12.0
10.3
Jun-08-99
22
400
7.7
10.4
Jul-07-99
22
330
10.3
9.0
Aug-07-99
12
360
9.7
9.5
Sep-08-99
13
410
12.3
8.2
Oct-11-99
16
420
12.3
6.0
Nov-05-99
17
560
24.0
5.0
Dec-07-99
16
690
35.7
3.5
         
1999 Average
16
430
12.3
7.9

 

Spring (Walton County)

Florida LAKEWATCH Aquatic Plant Summary

Aquatic plant data collected on July 19, 1999

Percent area covered with aquatic vegetation (PAC, %)
66
Percent of lake's volume filled with vegetation (PVI, %)
32
Average emergent plant biomass (kg wet wt/m2)
7.4
Average floating-leaved plant biomass (kg wet wt/m2)
1.8
Average submersed plant biomass (kg wet wt/m2)
3.4
Average width of emergent and floating-leaved zone (ft.)
23
Average lake depth (m)
2

 

Frequency that plant species occur in 10 evenly spaced transects around the lake.

Common Name Plant Species
Frequency (%)
slender spikerush Eleocharis baldwinii
90
torpedograss Panicum repens
70
Florida bladderwort Utricularia floridana
70
water-shield Brasenia schreberi
60
swamp titi Cyrilla racemiflora
60
variable-leaf milfoil Myriophyllum heterophyllum
50
water tupelo Nyssa aquatica
50
bog-moss Mayaca fluviatilis
40
wax myrtle Myrica cerifera
40
water-pennywort Hydrocotyle umbellata
30
red root Lachnanthes caroliniana
30
carex sedge Carex spp.
20
maidencane Panicum hemitomon
20
southern cutgrass Leersia hexandra
20
St. John's wort Hypericum spp.
20
Tracy's beak-rush Rhynchospora tracyi
20
creeping rush Juncus repens
20
. Rhexia mariana
20
red maple Acer rubrum
20
duck-potato Sagittaria lancifolia
10
fragrant water-lily Nymphaea odorata
10
red ludwigia Ludwigia repens
10
cat-tail Typha spp.
10
dwarf arrowhead Sagittaria subulata
10
buttonbush Cephalanthus occidentalis
10
para grass Brachiaria mutica
10
yellow-eyed grass Xyris spp.
10
bald cypress Taxodium distichum
10
giant spikerush Eleocharis interstincta
10
. Juncus megacephalus
10
sweetbay Magnolia virginiana
10
vasey grass Paspalum urvillei
10
beak rush Rhynchospora spp.
10

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