Depth: the depth the readings were taken. Depth is measured in meters.
E. coli: any measurement under 235 is deemed safe for public recreation
Temp C: The current water temperature in celsius
DO mg/L: Dissolved Oxygen. Healthy water should generally have dissolved oxygen concentrations above 6.5-8mg/L. All fish can live when DO levels are 9.5-12 mg/L
pH: measures how acidic/base the water is. The normal range for pH in surface water systems is 6.5 to 8.5.
Conductivity: is a measure of water's capability to pass electrical flow.
Transparency: measured in meters.