2007 National Lake Survey - Wisconsin Results

Results for Round Lake, Polk County (WBIC: 2616400)

Round Lake, Polk County
Round Lake
Polk County - DNR Photo


NOTE: Only the data collected during the 2007 National Lake Survey are included here, and many of the results will not be available until late-2008.

Currently available data include:

Water chemistry

Include summary text on TSI values and lake productivity results

Site NameDate
ROUND LAKE - DEEP HOLE 07/26/2007

Secchi Depth
(m)
Hit
Bottom
Chlorophyll a
(µg/L)
Total Phosphorus
(mg/L)
TSI
(Secchi)
TSI
(Chl a)
TSI
(TP)
3.95 NO 3.06 0.013 40 42 41

pH Diss. Si
(µg/L)
Alkalinity
(mg/L)
8.49 5.5 97.3

Secchi = Secchi disc transparency in meters (m); Chl a = chlorophyll a in micrograms per liter (µg/L); TP = total phosphorus in µg/L; TSI(Secchi), TSI(Chl a), TSI(TP) = Wisconsin trophic state index based on Secchi, Chl a, and TP, respectively; Diss. Si = dissolved silica in µg/L; Alkalinity = alkalinity as total CaCO3 in milligrams per liter (mg/L);


Mid-lake water column profiles

Mid-lake profile graph
Depth
(m)
Temp.
°C
DO
(mg/L)
Conductivity
(µS/cm)
pH
.5 26.3 8.7 230 8.7
1 26.2 8.6 230 8.8
2 25.2 8.9 231 8.8
3 24.5 8.3 236 8.8
4 23.3 6.7 248 8.5
5 19 2.7 290 8.1
6 15 0.6 334 8.2
6.5 12.6 0.5 434 8
Last Revised: