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Table 2 

2000 Lake Water Quality Report

Summary of chemical data for City of Orlando lakes during 2000.  Lakes in which minimum and maximum values occurred are indicated.

2000 Water Quality Report, "Chemical Characteristics"     Table of Contents

  Minimum     Median   Maximum  
Parameter Value     Value   Value  
pH 6.05 Nona 7.87 9.70 Davis
Biochemical Oxygen Demand (mg/l) <2.0 * 3 15.8 Angel
Alkalinity (mg/l as CaCO3) <2.0 * 46.0 141.0 Beardall
Total Phosphorus (mg/l) <0.005 * 0.034 0.639 Davis
Ortho Phosphorus (mg/l) <0.004 * <0.004 0.075 Como
Total Nitrogen (mg/l) 0.15 Farrar 0.77 5.37 Davis
Ammonia (mg/l) <0.01 * <0.03 0.53 Como
Nitrate Nitrogen (mg/l) <0.01 * <0.02 0.82 Farrar
Nitrite Nitrogen (mg/l) <0.005 * <0.005 0.200 Beauty
Total Kjeldahl Nitrogen (mg/l) 0.29 Nona 0.76 5.30 Davis
Total Suspended Solids (mg/l) <1.0 * 5.0 110.0 *
Volatile Suspended Solids (mg/l) <1.0 * 4.5 110.0 Davis
Total Dissolved Solids (mg/l) 42 Nona 130 336 Sandy
Chlorophyll-a (mg/m³) <0.5 * 16.4 739.0 Davis
Conductivity (umhos @ 25°C) 56 Mud 180 561 Sandy
Secchi Depth (m) 0.1 Davis 1.1 5.4 George
               
* Multiple lakes had this value