Kam Tin River - Tai Kong Po section - downstream station Upstream No. of Pig Farm 1 No. of Chicken Farm 2 Overview of the downstream station Close up of the downstream station Clarity of the water samples Left: Upstream Right: Downstream Water quality of the downstream sample 5-day Biochemical Oxygen Demand 8 mg/L Suspended Solids 23 mg/L Station Sample Data of 2005 2nd Quarter Station Sample Data of 2005 1st Quarter Station Sample Data of 2004 4th Quarter