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 SOSED/SOSLD/TSSL/ROSED-TOT Land Use Perv. Imperv. Eff.Imp. Combined Area Total % GrTot. tons/acre tons/acre tons/acre acres tons SOSED SOSLD ATLANTA,PI:PREC=1.0722 Commercial 0.595 0.515 64% 0.544 6,585 3,579 8.7% Industrial/Instituti 0.602 0.515 33% 0.573 587 337 0.8% Transportation and U 0.602 0.566 64% 0.579 458 265 0.6% Extractive & Transit 1.446 0.515 20% 1.260 956 1,205 2.9% Low Density Resident 0.372 0.515 4% 0.378 1,043 394 1.0% Medium Density Resid 0.466 0.515 8% 0.470 18,837 8,845 21.5% High Density Residen 0.552 0.549 24% 0.551 1,766 974 2.4% Agricultural Lands 0.243 0.000 0% 0.243 287 70 0.2% Forest/Open Space 0.040 0.000 0% 0.040 4,666 188 0.5% Water/Wetland 0.000 0.000 0% 0.000 1,143 0 0.0% Seg Wtd Aver/Tot 0.417 0.519 19% 0.436 36,328 15,855 38.6% 09895002,PI:PREC=1.0774 Commercial 0.891 0.549 64% 0.672 1,630 1,095 2.7% Industrial/Instituti 0.917 0.549 33% 0.796 360 286 0.7% Transportation and U 0.917 0.604 64% 0.717 205 147 0.4% Extractive & Transit 1.833 0.549 20% 1.576 825 1,300 3.2% Low Density Resident 0.580 0.549 4% 0.579 1,200 695 1.7% Medium Density Resid 0.726 0.549 8% 0.711 10,498 7,469 18.2% High Density Residen 0.856 0.586 23% 0.793 353 280 0.7% Agricultural Lands 0.471 0.000 0% 0.471 549 259 0.6% Forest/Open Space 0.103 0.000 0% 0.103 3,242 332 0.8% Water/Wetland 0.000 0.000 0% 0.000 404 0 0.0% Seg Wtd Aver/Tot 0.625 0.553 13% 0.616 19,266 11,864 28.9% 09158502,PI:PREC=0.9605 Commercial 0.537 0.394 64% 0.445 2,325 1,035 2.5% Industrial/Instituti 0.535 0.394 33% 0.489 331 162 0.4% Transportation and U 0.535 0.433 64% 0.470 355 167 0.4% Extractive & Transit 1.212 0.394 20% 1.048 1,288 1,350 3.3% Low Density Resident 0.334 0.394 4% 0.337 997 336 0.8% Medium Density Resid 0.418 0.394 8% 0.416 5,000 2,082 5.1% High Density Residen 0.502 0.420 23% 0.483 646 312 0.8% Agricultural Lands 0.210 0.000 0% 0.210 630 132 0.3% Forest/Open Space 0.031 0.000 0% 0.031 3,626 113 0.3% Water/Wetland 0.000 0.000 0% 0.000 313 0 0.0% Seg Wtd Aver/Tot 0.360 0.399 17% 0.367 15,511 5,690 13.9% 09257802,PI:PREC=0.8814 Commercial 0.658 0.507 64% 0.562 1,167 655 1.6% Industrial/Instituti 0.775 0.507 33% 0.687 242 166 0.4% Transportation and U 0.775 0.558 64% 0.636 89 57 0.1% Extractive & Transit 1.630 0.507 20% 1.406 467 657 1.6% Low Density Resident 0.480 0.508 4% 0.481 1,422 684 1.7% Medium Density Resid 0.557 0.508 8% 0.553 8,694 4,805 11.7% High Density Residen 0.624 0.541 25% 0.603 128 77 0.2% Agricultural Lands 0.361 0.000 0% 0.361 254 92 0.2% Forest/Open Space 0.059 0.000 0% 0.059 3,219 190 0.5% Water/Wetland 0.000 0.000 0% 0.000 215 0 0.0% Seg Wtd Aver/Tot 0.459 0.510 11% 0.464 15,897 7,383 18.0% Totals for all Non-Point Source Segments Commercial 0.631 0.495 64% 0.544 11,707 6,365 15.5% Industrial/Instituti 0.690 0.495 33% 0.626 1,520 951 2.3% Transportation and U 0.653 0.530 64% 0.574 1,107 636 1.5% Extractive & Transit 1.476 0.478 20% 1.276 3,536 4,512 11.0% Low Density Resident 0.450 0.495 4% 0.452 4,662 2,108 5.1% Medium Density Resid 0.542 0.508 8% 0.539 43,029 23,201 56.5% High Density Residen 0.581 0.525 24% 0.568 2,893 1,643 4.0% Agricultural Lands 0.321 0% 0.321 1,720 553 1.3% Forest/Open Space 0.056 0% 0.056 14,753 824 2.0% Water/Wetland 0.000 0% 0.000 2,075 0 0.0% Non-Pnt Wtd Aver/Tot 0.463 0.500 16% 0.469 87,002 40,793 99.4% Point Sources TSSL Gwinnett Beaver Ruin / Sweetwa 23 0.1% Gwinnett Jackson Creek WRF 78 0.2% Gwinnett Yellow River WRF 41 0.1% Septic Failure 111 0.3% Point Wtd Aver/Tot 254 0.6% Reaches ROSED-TOT Yellow R-Suwanee Ck 8,493 20.7% Sweetwater-U Yellow 6,254 15.2% Beaver Ruin Ck 9,012 22.0% Yellow R-Pew Ck 18,391 44.8% Sweetwater-L Yellow 19,036 46.4% Yellow R-Garner Ck 39,328 95.8% Grand Total 41,046