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Mr. Allen Sorenson <br />April 29, 2003 <br />Page 2 <br />Non Point of Compliance <br />Well 21-4A Water Elevation and Chloride Concentration <br />Well 21-4A Water Elevation and Fluoride Concentration <br />Well 21-4A Water Elevation and Phosphorus Concentration <br />Well 29-3 Water Elevation and Barium Concentration <br />Well 19-2 Water Elevation and Barium Concentration <br />Well 29-4B Water Elevation and Phosphorus Concentration <br />Well 20-9 Water Elevation and Barium Concentration <br />Well 20-9 Water Elevation and Phosphorus Concentration <br />ENV109.03 <br />Table 1 - Comparison of Numeric Protective Levels (NPL) and Early Warning Indicators (EWI)* <br /> <br />Well <br />1. D. <br />Date <br />Parameter <br />Value <br />NPL <br />EWI <br />Reg. 41 <br />Standard <br />Standard <br />Classification <br />Baseline <br />Mean Subsequent <br />Monitoring <br />Period <br />Result <br />21-4U 2/10/03 Barium 5.52 None 5.29 2 Human Health 5.077 5.48 <br />21-4U 3/10/03 Barium 5.48 None 5.29 2 Human Health 5.077 Unknown <br />21-3U 1/14/03 Barium 4.82 4.66 None 2 Human Health 4.204 5.23 <br />21-3U 2/11/03 Barium 5.23 4.66 None 2 Human Health 4.204 4.84 <br />21-3U 3/11/03 Barium 4.84 4.66 None 2 Human Health 4.204 Unknown <br />20-5 1/22/03 Phosphorus 0.2 None 0.1 None None 0.08 0.1 <br />21-3A 1/14/03 Phosphorus 2.9 2.8 None None None 1.924 3.6 <br />21-3A 2/11/03 Phosphorus 3.6 2.8 None None None 1.924 4.1 <br />21-3A 3/11/03 Phosphorus 4.1 2.8 None None None 1.924 Unknown <br />21-4A 2/10/03 Barium 3.59 None 3.29 2 Human Health 2.837 3.36 <br />21-4A 3/10/03 Barium 3.36 None 3.29 2 Human Health 2.837 Unknown <br />21-4A 2/10/02 Boron 4.9 None 4.8 None None 4.580 4.4 <br />21-4A 1/13/03 Chloride 950 None 670 250 Drinking Water 721 680 <br />21-4A 2/10/03 Chloride 950 None 670 250 Drinking Water 721 660 <br />21-4A 2/10/03 Fluoride 34.6 None 34 2 Agricultural 29.9 32.3 <br />21-4A 2/10/03 Phosphorus 1.13 None 1.1 None None 0.948 1.1 <br />29-3 2/13/03 Barium 3.59 None 3.4 2 Human Health 2.994 3.4 <br />19-2 1/16/03 Barium 2.82 None 2.35 2 Human Health 1.992 1.72 <br />19-2 3713/02 Barium 2.7 None 2.35 2 Human Health 1.992 Unknown <br />29-48 1 /20/03 Phosphorus 0.26 None 0.2 None None 0.118 0.09 <br /> <br />* Units= mg/L. <br />Values highlighted in green in the above table are elevated above the numeric protective levels at <br />compliance points. Please refer to the graphs provided in the Executive Summary of the Ground <br />Water Report for each of these constituents at these locations.