Watershed Summary Report for Scenario [yellow] Run Made 2002-07-03 13:49 Average Annual Rates and Totals UCI Created by WinHSPF for yellow Initial Water Quality Calibration Time Span: 7 yr from 10/01/92 to 10/01/99 NO2 NO3-POQUAL/NO2 NO3-SOQUAL/NO3L/NO3-OUTTOT Land Use Perv. Imperv. Eff.Imp. Combined Area Total % GrTot. lbs/acre lbs/acre lbs/acre acres lbs POQUAL SOQUAL ATLANTA,PI:PREC=1.0722 Commercial 3.792 3.998 64% 3.924 6,585 25,839 5.7% Industrial/Instituti 3.842 3.998 33% 3.894 587 2,286 0.5% Transportation and U 3.842 3.998 64% 3.942 458 1,806 0.4% Extractive & Transit 3.868 3.998 20% 3.894 956 3,723 0.8% Low Density Resident 4.828 3.303 4% 4.768 1,043 4,973 1.1% Medium Density Resid 5.098 3.498 8% 4.970 18,837 93,616 20.7% High Density Residen 5.321 3.623 24% 4.914 1,766 8,678 1.9% Agricultural Lands 8.856 0.000 0% 8.856 287 2,542 0.6% Forest/Open Space 0.444 0.000 0% 0.444 4,666 2,070 0.5% Water/Wetland 0.242 0.000 0% 0.242 1,143 277 0.1% Seg Wtd Aver/Tot 4.049 3.861 19% 4.014 36,328 145,808 32.3% 09895002,PI:PREC=1.0774 Commercial 4.449 4.107 64% 4.230 1,630 6,896 1.5% Industrial/Instituti 4.495 4.107 33% 4.367 360 1,572 0.3% Transportation and U 4.495 4.107 64% 4.247 205 871 0.2% Extractive & Transit 4.468 4.107 20% 4.396 825 3,626 0.8% Low Density Resident 5.557 3.392 4% 5.470 1,200 6,564 1.5% Medium Density Resid 5.899 3.592 8% 5.714 10,498 59,989 13.3% High Density Residen 6.186 3.721 23% 5.613 353 1,981 0.4% Agricultural Lands 11.809 0.000 0% 11.809 549 6,483 1.4% Forest/Open Space 0.560 0.000 0% 0.560 3,242 1,816 0.4% Water/Wetland 0.302 0.000 0% 0.302 404 122 0.0% Seg Wtd Aver/Tot 4.778 3.902 13% 4.667 19,266 89,921 19.9% 09158502,PI:PREC=0.9605 Commercial 3.917 4.204 64% 4.101 2,325 9,534 2.1% Industrial/Instituti 3.954 4.204 33% 4.037 331 1,336 0.3% Transportation and U 3.954 4.204 64% 4.114 355 1,460 0.3% Extractive & Transit 3.930 4.204 20% 3.985 1,288 5,132 1.1% Low Density Resident 5.025 3.473 4% 4.963 997 4,948 1.1% Medium Density Resid 5.317 3.675 8% 5.186 5,000 25,928 5.7% High Density Residen 5.548 3.807 23% 5.141 646 3,321 0.7% Agricultural Lands 9.412 0.000 0% 9.412 630 5,930 1.3% Forest/Open Space 0.465 0.000 0% 0.465 3,626 1,686 0.4% Water/Wetland 0.254 0.000 0% 0.254 313 80 0.0% Seg Wtd Aver/Tot 3.771 4.091 17% 3.827 15,511 59,355 13.1% 09257802,PI:PREC=0.8814 Commercial 3.915 4.045 64% 3.998 1,167 4,665 1.0% Industrial/Instituti 3.978 4.045 33% 4.000 242 968 0.2% Transportation and U 3.978 4.045 64% 4.020 89 358 0.1% Extractive & Transit 4.018 4.045 20% 4.023 467 1,879 0.4% Low Density Resident 4.905 3.341 4% 4.842 1,422 6,885 1.5% Medium Density Resid 5.186 3.538 8% 5.054 8,694 43,942 9.7% High Density Residen 5.428 3.665 25% 4.987 128 638 0.1% Agricultural Lands 9.403 0.000 0% 9.403 254 2,388 0.5% Forest/Open Space 0.456 0.000 0% 0.456 3,219 1,467 0.3% Water/Wetland 0.246 0.000 0% 0.246 215 53 0.0% Seg Wtd Aver/Tot 3.999 3.815 11% 3.978 15,897 63,244 14.0% Totals for all Non-Point Source Segments Commercial 3.921 4.059 64% 4.009 11,707 46,933 10.4% Industrial/Instituti 4.043 4.076 33% 4.054 1,520 6,162 1.4% Transportation and U 4.011 4.088 64% 4.060 1,107 4,495 1.0% Extractive & Transit 4.050 4.105 20% 4.061 3,536 14,360 3.2% Low Density Resident 5.081 3.374 4% 5.013 4,662 23,371 5.2% Medium Density Resid 5.337 3.550 8% 5.194 43,029 223,475 49.5% High Density Residen 5.483 3.677 24% 5.053 2,893 14,619 3.2% Agricultural Lands 10.083 0% 10.083 1,720 17,343 3.8% Forest/Open Space 0.477 0% 0.477 14,753 7,039 1.6% Water/Wetland 0.256 0% 0.256 2,075 531 0.1% Non-Pnt Wtd Aver/Tot 4.158 3.907 16% 4.119 87,002 358,327 79.4% Point Sources NO3L Gwinnett Beaver Ruin / Sweetwa 0 0.0% Gwinnett Jackson Creek WRF 0 0.0% Gwinnett Yellow River WRF 93,170 20.6% Septic Failure 0 0.0% Point Wtd Aver/Tot 93,170 20.6% Reaches NO3-OUTTOT Yellow R-Suwanee Ck 77,169 17.1% Sweetwater-U Yellow 61,264 13.6% Beaver Ruin Ck 56,796 12.6% Yellow R-Pew Ck 169,660 37.6% Sweetwater-L Yellow 182,947 40.5% Yellow R-Garner Ck 476,617 105.6% Grand Total 451,498