Arietta (Polk County)
Florida LAKEWATCH Water Chemistry Summary
Location: Latitude 28°6'12", Longitude 81°48'17"
Period of record: 31 sampling dates; February 5, 1997 to November 21, 1999
Surface area (Shafer et al. 1986): 758 acres / 307 hectacres
Lake Region (Griffith et al. 1997): Winter Haven/Lake Henry Ridges
Geologic formation (Brooks 1981):
The geology is dominated by phosphatic sand, clayey fine sand, and clay of the Bone Valley Formation.
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Supplemental, unpublished water chemistry data, University of Florida.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 3 months sampled:
|
pH |
7.0 |
Sulfate (mg/L) |
55.0 |
|
Total alkalinity (mg/L as CaCO3) |
6.3 |
Calcium (mg/L) |
5.6 |
|
Conductance (µS/cm @ 25 °C) |
199 |
Magnesium (mg/L) |
43.2 |
|
Color (Pt-Co units) |
8 |
Sodium (mg/L) |
15.1 |
|
Chloride (mg/L) |
26.6 |
Potassium (mg/L) |
5.6 |
|
Silicon (mg/L) |
0.2 |
|
|
Long-term Florida LAKEWATCH Data
Numbers reported below are the minimum, average, and maximum value for the 31 months sampled:
|
|
Minimum |
Average |
Maximum |
|
Long-term total phosphorus concentrations (µg/L) |
14 |
21 |
32 |
|
Long-term total nitrogen concentrations (µg/L) |
300 |
460 |
720 |
|
Long-term total chlorophyll concentrations (µg/L) |
3.3 |
11.0 |
20.7 |
|
Long-term Secchi depth (ft) |
5.1 |
7.9 |
12.4 |
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-29-99 |
14 |
360 |
4.7 |
9.5 |
|
Feb-24-99 |
17 |
450 |
4.0 |
9.1 |
|
Mar-28-99 |
20 |
300 |
4.0 |
10.5 |
|
Apr-21-99 |
17 |
350 |
3.3 |
9.6 |
|
Jun-12-99 |
26 |
580 |
9.3 |
7.6 |
|
Jul-23-99 |
21 |
570 |
15.3 |
5.5 |
|
Aug-17-99 |
24 |
710 |
20.3 |
5.1 |
|
Sep-28-99 |
26 |
720 |
17.3 |
5.8 |
|
Oct-31-99 |
26 |
480 |
14.0 |
6.0 |
|
Nov-21-99 |
22 |
420 |
8.3 |
6.9 |
|
|
|
|
|
|
|
1999 Average |
21 |
490 |
10.1 |
7.6 |
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