Normal View    Print View

    

Report Year: 2016
Badger Creek Lake, Madison County
Summary Data Table
Parameter5/23/20167/13/20168/21/20162016201520142013201220112010200920072006200520042003200220012000
Lake Depth (m)4.94.96.05.25.75.35.55.65.45.95.6--6.06.16.16.55.46.1
Thermocline Depth (m)2.32.54.9N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A
Secchi Disk Depth (m)0.61.10.60.80.71.31.20.80.50.50.7--0.70.20.70.61.20.5
Temperature(oC)18.626.825.423.622.625.423.824.124.524.723.9--26.124.023.925.623.723.9
Dissolved Oxygen (mg/L)16.58.78.611.213.514.610.48.48.311.56.7--10.612.49.17.013.04.8
Dissolved Oxygen Saturation (%)177108105129.8157.7178.1124.198.499.8139.078.9--131.6148.6110.386.3152.657.5
Specific Conductivity (μS/cm)310.0280.0250.0280.0253.3280.0293.3286.7286.7356.7283.3--269.5242.7284.4325.6248.6286.0
Turbidity (NTU)3.912.219.611.912.99.78.417.513.08.446.4--36.490.054.531.733.426.2
Chlorophyll a (μg/L)15.939.588.648.056.783.432.462.970.753.835.3--159.380.223.062.367.234.5
Total Phosphorus as P (μg/L)106.1246.9275.2209.4140186258.2210.3140.1110.8140.3--263282355294204-
SRP as P (μg/L)29.0150.987.889.227.356.0200.9122.0<1111.4<9--125.9128.4164.4138.2--
TKN (mg/L)0.921.691.891.501.461.671.511.811.37<0.26---------
Total Dissolved Solids (g/L)0.20.20.20.20.20.20.20.20.2----------
Total Nitrogen as N (mg/L)----------2.0--2.032.882.481.501.681.80
(Phenate)Ammonia Nitrogen (NH3 + NH4+) as N (μg/L)114.5516.60<0.63399<2645356<145<136<130--------
(Phenate)Ammonia Nitrogen (NH3) as N (un-ionized)(μg/L)86-13056<PRL<PQL<PQL<PQL<130--------
Nitrate + Nitrite (NO3 + NO2) as N (mg/L)1.46<0.07<0.0700.410.240021---0.721.210.700.160.210.20
TN:TP ratio----------14--171112615-
pH8.39.09.18.88.89.08.88.58.48.28.3--9.19.29.08.58.47.4
Alkalinity as CaCO3 (mg/L)140132123132116128123133126125127--1219686131108149
Silica as Si (mg/L)-------------5.9810.575.655.77--
Dissolved Organic Carbon (mg/L)28.1432.7135.3732.0713.2586.445<7.6<6.4<6.2--6.976.6412.0211.15--
Inorganic Suspended Solids (mg/L)<0.8312563<3.2610628--82381095
Volatile Suspended Solids (mg/L)461171010511<8<9<8--2228211095
Total Suspended Solids (mg/L)4924121613716181435--305128191911
Carlson Trophic State Index (Secchi)*6759676466565863707065--668664675871
Carlson Trophic State Index (Chl a)*5867756970746571727066--807461717265
Carlson Trophic State Index (TP)*7184858175798481757275--8485898681-
*Index values generally range between 0 and 100, with increasing values indicating more eutrophic conditions.
       
 
 
 
Water Column Profiles
5/23/20167/13/20168/21/2016

Contact Limnology Laboratory, Iowa State University