Stormwater Report 1

Time (Min) 504 510 516 522 528 534 540 546 552 558 564 570 576 582 588 594 600 606 612 618 624 630 636 642 648 654 660 666 672 678 684 690 696 702 708 714 720 726 732 738 744 750 756 Existing Conditions 2-Year 10-Year 100-Year (CFS) (CFS) (CFS) 0.331925 0.583987 1.191735 0.339607 0.596608 1.215736 0.347009 0.608722 1.238651 0.35478 0.621467 1.2628 0.362513 0.63413 1.286729 0.370119 0.646555 1.310128 0.377682 0.658889 1.333294 0.388407 0.676704 1.367465 0.404877 0.704471 1.421607 0.425418 0.739243 1.489687 0.448236 0.777872 1.565316 0.471078 0.816433 1.640547 0.494372 0.855664 1.716856 0.517685 0.894817 1.792743 0.541448 0.934637 1.869696 0.56566 0.975121 1.947704 0.589878 1.015506 2.025238 0.61454 1.056542 2.103802 0.639197 1.09746 2.181866 0.66429 1.139019 2.260927 0.689815 1.181211 2.340974 0.715316 1.223254 2.420453 0.752878 1.285737 2.539943 0.814164 1.38845 2.738209 0.892027 1.519037 2.99051 0.978831 1.664366 3.270669 1.066698 1.810937 3.551924 1.168547 1.980562 3.876778 1.297476 2.195235 4.287822 1.445175 2.440655 4.756548 1.60411 2.703886 5.257292 1.765589 2.970108 5.760903 2.038685 3.421647 6.618396 2.423545 4.057808 7.826417 2.925855 4.885306 9.391795 3.834138 6.380405 12.21846 5.647526 9.354704 17.82119 9.316653 15.3377 29.02586 11.27752 18.4869 34.82886 9.026646 14.75084 27.70126 6.173652 10.05443 18.81739 3.797862 6.163055 11.49421 3.060246 4.958788 9.235504 Proposed Conditions 2-Year 10-Year 100-Year (CFS) (CFS) (CFS) 0.316954 0.564775 1.168726 0.32449 0.577293 1.192746 0.331765 0.589328 1.215712 0.339401 0.601985 1.239898 0.347008 0.614572 1.263879 0.354498 0.626937 1.287347 0.361955 0.639222 1.310595 0.372453 0.656839 1.34468 0.388476 0.68414 1.398432 0.408429 0.718277 1.465941 0.430596 0.756202 1.540931 0.452818 0.794105 1.615587 0.475505 0.832706 1.691364 0.498243 0.871275 1.766783 0.521447 0.910539 1.84331 0.545115 0.950494 1.920932 0.568822 0.990397 1.99814 0.592989 1.030979 2.076414 0.617184 1.071488 2.154246 0.641832 1.112666 2.233111 0.66693 1.154503 2.312995 0.692036 1.196234 2.392362 0.728862 1.258024 2.511356 0.788737 1.359284 2.708366 0.864781 1.487979 2.958999 0.949628 1.631294 3.237408 1.035663 1.776031 3.517144 1.135462 1.943623 3.840332 1.261804 2.155722 4.24924 1.406674 2.398363 4.715704 1.562793 2.658895 5.214338 1.721728 2.922789 5.716267 1.990145 3.369838 6.570188 2.368421 3.999628 7.773056 2.86281 4.819624

5462 1.943623 3.840332 1.261804 2.155722 4.24924 1.406674 2.398363 4.715704 1.562793 2.658895 5.214338 1.721728 2.922789 5.716267 1.990145 3.369838 6.570188 2.368421 3.999628 7.773056 2.86281 4.819624 9.332526 3.75695 6.301246 12.14841 5.544424 9.251216 17.73197 9.168562 15.19318 28.90532 11.11605 18.33267 34.70341 8.907494 14.63885 27.61186 6.099453 9.985968 18.7639 3.756798 6.125929 11.46587 3.028612 4.930411 9.214029 9 of 12 2-Year (CFS) -0.015 -0.015 -0.015 -0.015 -0.016 -0.016 -0.016 -0.016 -0.016 -0.017 -0.018 -0.018 -0.019 -0.019 -0.020 -0.021 -0.021 -0.022 -0.022 -0.022 -0.023 -0.023 -0.024 -0.025 -0.027 -0.029 -0.031 -0.033 -0.036 -0.039 -0.041 -0.044 -0.049 -0.055 -0.063 -0.077 -0.103 -0.148 -0.161 -0.119 -0.074 -0.041 -0.032 Difference 10-Year 100-Year (CFS) (CFS) -0.019 -0.023 -0.019 -0.023 -0.019 -0.023 -0.019 -0.023 -0.020 -0.023 -0.020 -0.023 -0.020 -0.023 -0.020 -0.023 -0.020 -0.023 -0.021 -0.024 -0.022 -0.024 -0.022 -0.025 -0.023 -0.025 -0.024 -0.026 -0.024 -0.026 -0.025 -0.027 -0.025 -0.027 -0.026 -0.027 -0.026 -0.028 -0.026 -0.028 -0.027 -0.028 -0.027 -0.028 -0.028 -0.029 -0.029 -0.030 -0.031 -0.032 -0.033 -0.033 -0.035 -0.035 -0.037 -0.036 -0.040 -0.039 -0.042 -0.041 -0.045 -0.043 -0.047 -0.045 -0.052 -0.048 -0.058 -0.053 -0.066 -0.059 -0.079 -0.070 -0.103 -0.089 -0.145 -0.121 -0.154 -0.125 -0.112 -0.089 -0.068 -0.053 -0.037 -0.028 -0.028 -0.021