CALERA CREEK WATER RECYCLING PLANT         EFFLUENT RESULTS               Month Monthly Average BOD      Limit 10 Monthly Average TSS     Limit 10 Settleable Solids Max 0.2 Oil & Grease Max 5 Monthly Average Turbidity Max 10 Monthly Average Ammonia Wet-5     Dry-2 Monthly Toxicity Max 1.5 Daily Max Arsenic ug/l     Max 150 July-03 3.47 2.62 0.0 5 nd 1.2 1 1 0.9 nd Aug-03 4 3.15 0.0 5 nd 1.7 1 1 1.1 Sep-03 3.58 2.81 0.0 5 nd 1.6 0.74 1.05 1 Oct-03 3.64 2.39 0.0 5 nd 1.7 1 1 1.2 Nov-03 2.97 1.58 0.0 5 nd 1.5 0.45 1 0.9 nd Dec-03 2.02 1.27 0.0 5 nd 1 0.44 1.05 1.1 Jan-04 3.03 1.97 0.0 5 nd 1.4 1.58 1 0.6 nd Feb-04 2.49 1.54 0.0 5 nd 1.4 1.33 1.11 0.9 nd Mar-04 2.79 1.8 0.0 5 nd 1.3 1.64 1 0.6 nd Apr-04 2.93 2.47 0.0 5 nd 1.6 1.02 1 0.8 nd May-04                   Month Daily Max Cadmium ug/l     Max 2.5 Daily Max     Chromium ug/l     Max 11 Daily Max Copper ug/l     Max 9.3 Daily Max Lead ug/l     Max 3.2 Daily Max Mercury ug/l     Max 0.025 Daily Max Nickel ug/l Max 52.2 Daily Max Selenium ug/l     Max 5 Daily Max Silver ug/l Max 4.1 July-03 0.1 2 5.3 0.31 0.002 3.2 1 0.1 Aug-03 0.1 10 nd 5.1 0.33 0.004 3.6 1 0.02 Sep-03 0.03 10 nd 4.8 0.36 0.0046 3.3 0.6 0.03 Oct-03 0.03 10 nd 5.4 0.27 0.0023 3.2 1 0.1 Nov-03 0.03 10 nd 4.7 0.33 0.0017 3.8 1 0.04 Dec-03 0.1 10 nd 3.6 0.15 0.0033 3.6 0.5 0.03 Jan-04 0.1 10 nd 4 0.19 0.0031 3.6 1 0.02 Feb-04 0.03 10 nd 4.6 0.24 0.0032 3.3 0.7 0.04 Mar-04 0.1 10 nd 3.2 0.24 0.0023 3.3 1 0.03 Apr-04 0.1 10 nd 2.9 0.25 0.0025 2.9 0.9 0.1 May-04

Month	Daily Max Zinc ug/l Max120	Daily Max CN ug/l Max 5.2	Daily Max Chromium ug/l     Max 11	Daily Max Phenolics ug/l 21000	5 Sample Log Mean MPN/100 Max 20	Number of Violations
July-03	49	3	0.46	5	Highest 3.3	None
Aug-03	48	3	0.4	3.3	Highest 4.5	None
Sep-03	48	3	0.6	5	Highest 5.9	None
Oct-03	48	1.7	0.5