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TABLE 3-8 <br /> EXISTING ANNUAL NONPOINT POLLUTION LOADINGS <br /> FOR LI'ri'LE RIVER RESERVOIR WATERSHED <br /> TCM/ <br /> Durham Person Orange <br /> County County County Total <br /> Area (acres) 21,327 40,864 80 62,271 <br /> Percent Imperviousness 4.3% 1.7% 1.7% 2.6% <br /> Average Annual Load <br /> o Total-P <br /> (tons) 3.4 8.2 0.2 11.8 <br /> (% of total) 29.0% 69.6% 1.4% 100.0% <br /> o Total-N <br /> (tons) 41.3 90.3 0.6 132.3 <br /> (% of total) 31.2% 68.3% 0.5% 100.0% <br /> o Lead <br /> (tons) 0.2 0.4 < 0.1 0.7% <br /> (% of total) 34.3% 65.7% < 0.1% 100.0% <br /> o Zinc <br /> (tons) 0.9 1.1 < 0.1 2.0 <br /> (% of total) 45.0% 55.0% < 0.1% 100.0% <br /> puchnm 4('an3e Pelson 1^0l Q l <br /> 3-28 <br /> } <br />