What's in Geneva Lake's Water?

Water Quality of Geneva Lake Walworth CO. WI"
16-Apr-07
Sample Collected at Deepest Point
Secchi 3.49 m
Chlorophyll a (ug/L)6.6
Parameter Depth
0.5 m43 m
Temp. (c)3.93.85
pH8.58.5
Specific conductance (uS/cm)536540
Dissolved Oxygen14.614
Phosphorus (total P)0.0080.009
Orthophosphate (dissolved P)0.0030.005
Nitrite + Nitrate dissolved (as N)0.0380.038
Ammonia dissolved (as N)<0.015<0.015
Ammonia +org-N total diss. 0.290.35
Total nitrogen0.330.39
Turbidity (NTU)0.91.5
Apparent color (PTU)5<5
Hardness (as CaCO3)220230
Calcium dissolved (Ca)33.534.6
Magnesium dissolved (Mg)3434.8
Sodium dissolved (Na)18.819.5
Potassium dissolved (K)1.91.96
ANC (as CaCO3)185184
Chloride dissolved (Cl)41.341.1
Sulfate dissolved (SO4)30.330.1
Silica Dissolved (SiO2)1.661.71
Iron (ug/l)<100<100
Manganese (ug/l)<0.5<0.5
Solids dissolved (at 180C)282288
Source: USGS