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Table 2 

2001 Lake Water Quality Report

Summary of chemical data for City of Orlando lakes during 2001.  Lakes in which minimum and maximum values occurred are indicated.

2001 Water Quality Report, "Chemical Characteristics"     Table of Contents

Parameter Minimum     Median   Maximum  
Value     Value   Value  
pH 4.58 Nona 7.91 9.65 Davis
Biochemical Oxygen Demand (mg/l) <2.0 * 3.1 19.0 Lawsona
Alkalinity (mg/l as CaCO3) 0.5 Red 44.0 144.0 Lake of Woods
Total Phosphorus (mg/l) <0.005 Nona 0.034 0.263 Davis
Ortho Phosphorus (mg/l) <0.004 * <0.004 0.124 Como
Total Nitrogen (mg/l) 0.14 Theresa 0.78 5.80 Davis
Ammonia (mg/l) <0.01 * <0.02 0.33 Como
Nitrate Nitrogen (mg/l) <0.01 * <0.02 0.45 Como
Nitrite Nitrogen (mg/l) <0.005 * <0.005 0.399 Lurna
Total Kjeldahl Nitrogen (mg/l) 0.08 Theresa 0.77 5.80 Davis
Total Suspended Solids (mg/l) <1.0 * 4.5 70.0 Kozart
Volatile Suspended Solids (mg/l) <1.0 * 4.0 70.0 Kozart
Total Dissolved Solids (mg/l) 26 Nona 130 406 Lawsona
Chlorophyll-a (mg/m³) 0.5 * 17.3 221.0 Davis
Conductivity (umhos @ 25°C) 56 Kelly 191 552 Sandy
Secchi Depth (m) 0.1 Kozart 1.0 5.0 Spring NW
               
*- Multiple lakes had this value

 

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