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Report Year: 2016
Yellow Smoke Park Lake, Crawford County
Summary Data Table
Parameter5/18/20166/27/20168/16/20162016201520142013201220112010200920072006200520042003200220012000
Lake Depth (m)8.27.77.87.98.07.87.67.77.88.28.07.57.68.18.07.87.48.08.4
Thermocline Depth (m)4.84.15.5N/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/AN/A
Secchi Disk Depth (m)6.84.54.95.42.54.41.41.73.64.24.34.64.22.51.53.83.42.33.6
Temperature(oC)16.328.526.423.721.622.322.223.821.823.823.724.924.924.419.523.625.223.025.2
Dissolved Oxygen (mg/L)9.910.86.18.99.49.210.510.18.98.68.28.38.59.910.09.510.47.78.1
Dissolved Oxygen Saturation (%)10113975105.2107.8106.0119.7118.0100.699.496.6100.1102.3116.2108.6111.6125.684.397.9
Specific Conductivity (μS/cm)510.0400.0380.0430.0453.3396.7426.7386.7430.0480.0436.7433.6432.4476.5435.7389.7505.1369.3392.6
Turbidity (NTU)0.4-0.70.63.21.24.53.01.41.01.33.93.324.74.42.51.43.70.7
Chlorophyll a (μg/L)1.15.56.44.311.05.717.914.7<5<55.32.44.516.618.713.38.611.16.4
Total Phosphorus as P (μg/L)14.819.722.519.0313138.823.824.839.922.223213130353447-
SRP as P (μg/L)<2.8<2.8<2.8<2.8<4.3<5.6<14<10<11<8<92.1<11.1<12.93.6--
TKN (mg/L)<0.22<0.50.50<0.50.690.660.940.851.011.50---------
Total Dissolved Solids (g/L)0.30.30.30.30.30.30.30.30.3----------
Total Nitrogen as N (mg/L)----------<0.751.120.740.810.820.850.691.311.01
(Phenate)Ammonia Nitrogen (NH3 + NH4+) as N (μg/L)69.8526.6576.70587668101<14<145<136<130--------
(Phenate)Ammonia Nitrogen (NH3) as N (un-ionized)(μg/L)37866512<PQL<PQL<PQL<130--------
Nitrate + Nitrite (NO3 + NO2) as N (mg/L)2.340.90<0.0710.790.13<0.14<0.06<0.4<0.5-0.730.120.210.200.120.120.530.31
TN:TP ratio----------4971362727252032-
pH8.28.78.38.48.48.38.58.58.28.08.28.48.58.48.68.68.58.38.0
Alkalinity as CaCO3 (mg/L)221177168189206180182180208205202196195204170124172169186
Silica as Si (mg/L)-------------2.310.861.742.62--
Dissolved Organic Carbon (mg/L)42.3230.4138.3637.0315.0865.906<7.6<6.4<6.24.275.985.045.329.328.07--
Inorganic Suspended Solids (mg/L)<0.8<0.8<0.8<0.823<3.2<2<5<4<411746333
Volatile Suspended Solids (mg/L)<12112<2.144<8<9<817242322
Total Suspended Solids (mg/L)22124455<6<5<529788555
Carlson Trophic State Index (Secchi)*32383736473955524139393839475541424841
Carlson Trophic State Index (Chl a)*31474945544859574642473945585956525449
Carlson Trophic State Index (TP)*434749475453575050574950485453555560-
*Index values generally range between 0 and 100, with increasing values indicating more eutrophic conditions.
       
 
 
 
Water Column Profiles
5/18/20166/27/20168/16/2016

Contact Limnology Laboratory, Iowa State University