Normal View    Print View

    

Report Year: 2016
Beeds Lake, Franklin County
Summary Data Table
Parameter6/6/20167/25/20169/6/20162016201520142013201220112010200920072006200520042003200220012000
Lake Depth (m)6.26.76.66.56.36.76.76.56.86.97.06.96.86.76.96.87.06.67.0
Thermocline Depth (m)4.51.11.7N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A
Secchi Disk Depth (m)0.50.80.80.71.31.30.70.91.00.71.11.01.11.01.01.21.31.31.0
Temperature(oC)18.324.323.322.022.721.722.824.824.320.123.024.923.224.723.023.723.321.323.8
Dissolved Oxygen (mg/L)7.717.721.315.612.916.011.114.113.27.59.012.510.914.212.415.513.312.311.5
Dissolved Oxygen Saturation (%)82212250181.0149.8182.5130.6170.1157.282.7104.8151.6129.2171.8144.8183.0156.3151.1137.1
Specific Conductivity (μS/cm)610.0630.0590.0610.0570.0536.7486.7443.3493.3520.0576.7493.9503.4560.4643.6626.2592.9474.7418.0
Turbidity (NTU)11.16.37.48.33.97.617.116.27.07.74.47.86.715.517.08.611.913.666.1
Chlorophyll a (μg/L)10.192.5107.870.254.646.621.558.559.913.027.346.445.1105.964.532.830.132.47.9
Total Phosphorus as P (μg/L)165.2131.9130.7142.66767152.092.583.1207.587.55610285938460157-
SRP as P (μg/L)116.8<2.815.745.05.3<5.678.021.9<11165.425.6<1<1<113.38.91.0--
TKN (mg/L)<0.221.601.931.121.141.471.131.14<0.5<0.5---------
Total Dissolved Solids (g/L)0.40.40.40.40.40.30.30.30.3----------
Total Nitrogen as N (mg/L)----------8.610.446.6610.3310.2211.818.7313.818.53
(Phenate)Ammonia Nitrogen (NH3 + NH4+) as N (μg/L)93.80<0.65.652980<267020<145218<130--------
(Phenate)Ammonia Nitrogen (NH3) as N (un-ionized)(μg/L)4-21141<PRL<PQL<PQL<PQL<130--------
Nitrate + Nitrite (NO3 + NO2) as N (mg/L)18.2812.099.891310.4911.2712578-9.925.399.4310.3611.197.6813.957.04
TN:TP ratio----------13622713618213414819295-
pH8.18.48.58.38.08.38.08.68.17.67.88.38.48.28.68.38.57.87.1
Alkalinity as CaCO3 (mg/L)206261251239213198163169183214223188190198197162174195201
Silica as Si (mg/L)-------------3.737.317.955.99--
Dissolved Organic Carbon (mg/L)38.0835.9355.8443.2819.4944.275<7.6<6.4<6.24.054.106.983.726.657.31--
Inorganic Suspended Solids (mg/L)10991068127695941146746
Volatile Suspended Solids (mg/L)3914936712<8<9<895885743
Total Suspended Solids (mg/L)131823189141919121491791913111479
Carlson Trophic State Index (Secchi)*69646365565664626066585959606158565661
Carlson Trophic State Index (Chl a)*53757772706861717156636868767165646551
Carlson Trophic State Index (TP)*787574766565776968816962716869686377-
*Index values generally range between 0 and 100, with increasing values indicating more eutrophic conditions.
       
 
 
 
Water Column Profiles
6/6/20167/25/20169/6/2016

Contact Limnology Laboratory, Iowa State University