Manly Hydraulics Laboratory Data NOTE: All MHL data is recorded on Australian Eastern Standard Time. Hourly Rainfall Totals for BULLI PASS RAINFALL RECORDER ------------------------------------------------------- Date 15/08/98 16/08/98 17/08/98 18/08/98 19/08/98 20/08/98 21/08/98 Time Saturday Sunday Monday Tuesday Wednesday Thursday Friday 0:00 . 0.5 3.5 4.0 . . . 1:00 . 0.5 2.5 4.0 . . . 2:00 . 6.0 0.5 9.5 . . . 3:00 . 14.0 5.0 11.0 . . . 4:00 . 7.5 5.0 1.5 . . . 5:00 . 9.0 1.5 2.0 . . . 6:00 . 15.0 3.5 1.0 . . 7:00 . 16.5 5.5 3.0 . . 8:00 . 5.0 13.5 1.0 3.0 . 9:00 . 4.5 9.0 . 1.5 . 10:00 . 7.5 18.5 0.5 2.5 . 11:00 . 1.5 12.5 . 1.0 . 12:00 . . 25.0 . 1.5 . 13:00 . . 4.0 . 1.0 . 14:00 . . 19.5 2.0 0.5 . 15:00 . . 32.5 9.5 2.5 . 16:00 . . 8.5 15.0 8.5 . 17:00 0.5 3.0 57.0 6.5 0.5 . 18:00 2.5 1.5 67.5 13.5 . . 19:00 3.5 3.5 84.0 6.0 . . 20:00 13.0 . 15.0 1.0 . . 21:00 7.0 . 13.0 0.5 . . 22:00 2.0 . 3.5 . . . 23:00 1.0 . 4.5 . . . ---------------------------------------------------------------------------- Day Total 29.5 95.5 414.5 91.5 22.5 0.0 0.0 9:00 Total 103.5 62.0 411.0 57.5 19.5 0.0 Grand Total = 653.5 Rainfall Intensities above 2.0 mm --------------------------------- Maximum in 60 mins 103.0 mm at 18:22 17-08-1998 (103.0 mm/Hr ARI >100 yrs) 18:27 17-08-1998 18:29 17-08-1998 Maximum in 3 hrs 210.5 mm at 17:06 17-08-1998 ( 70.2 mm/Hr ARI >100 yrs) Maximum in 6 hrs 270.0 mm at 14:04 17-08-1998 ( 45.0 mm/Hr ARI >100 yrs) Maximum in 12 hrs 357.5 mm at 9:55 17-08-1998 ( 29.8 mm/Hr ARI >100 yrs) Maximum in 24 hrs 432.0 mm at 4:39 17-08-1998 ( 18.0 mm/Hr ARI = 47 yrs) Maximum in 48 hrs 525.5 mm at 3:45 16-08-1998 ( 10.9 mm/Hr ARI = 28 yrs) --------------------------------------------------------------------------- IMPORTANT: This information has been recovered directly from automatic recording equipment and has not been quality controlled by MHL, it should not be used for publication without consulting MHL. --------------------------------------------------------------------------- © MHL Manly Hydraulics Laboratory Data NOTE: All MHL data is recorded on Australian Eastern Standard Time. Hourly Rainfall Totals for BOM DARKES FOREST -------------------------------------------- Date 15/08/98 16/08/98 17/08/98 18/08/98 19/08/98 20/08/98 21/08/98 Time Saturday Sunday Monday Tuesday Wednesday Thursday Friday 0:00 . 3.0 10.0 6.0 . . . 1:00 . 2.0 4.0 2.0 . . 1.0 2:00 . 7.0 9.0 9.0 . . . 3:00 . 4.0 1.0 5.0 . . . 4:00 . 12.0 6.0 2.0 . . . 5:00 . 8.0 2.0 1.0 . . . 6:00 . 21.0 4.0 1.0 . . . 7:00 . 6.0 6.0 1.0 . . . 8:00 . 9.0 9.0 . . . 9:00 . 9.0 13.0 . . . 10:00 . 4.0 12.0 1.0 . . 11:00 . 4.0 7.0 . . . 12:00 . 1.0 4.0 . 1.0 . 13:00 . 1.0 16.0 . 3.0 . 14:00 . . 4.0 1.0 6.0 . 15:00 . . 16.0 3.0 2.0 . 16:00 . . 7.0 5.0 2.0 . 17:00 1.0 . 109.0 12.0 2.0 . 18:00 1.0 1.0 2.0 4.0 . . 19:00 8.0 . 7.0 3.0 . . 20:00 13.0 . 4.0 1.0 . . 21:00 6.0 . 4.0 1.0 . . 22:00 6.0 . 6.0 . . . 23:00 1.0 2.0 7.0 . . . ---------------------------------------------------------------------------- Day Total 36.0 94.0 269.0 58.0 16.0 0.0 1.0 9:00 Total 108.0 73.0 245.0 31.0 16.0 1.0 Grand Total = 474.0 Rainfall Intensities above 2.0 mm --------------------------------- Maximum in 60 mins 110.0 mm at 16:56 17-08-1998 (110.0 mm/Hr ARI >100 yrs) 16:57 17-08-1998 16:58 17-08-1998 Maximum in 3 hrs 134.0 mm at 15:23 17-08-1998 ( 44.7 mm/Hr ARI = 27 yrs) Maximum in 6 hrs 158.0 mm at 13:31 17-08-1998 ( 26.3 mm/Hr ARI = 14 yrs) Maximum in 12 hrs 211.0 mm at 7:31 17-08-1998 ( 17.6 mm/Hr ARI = 13 yrs) Maximum in 24 hrs 269.0 mm at 0:14 17-08-1998 ( 11.2 mm/Hr ARI = 8.7 yrs) Maximum in 48 hrs 375.0 mm at 19:20 15-08-1998 ( 7.8 mm/Hr ARI = 9.1 yrs) --------------------------------------------------------------------------- IMPORTANT: This information has been recovered directly from automatic recording equipment and has not been quality controlled by MHL, it should not be used for publication without consulting MHL. --------------------------------------------------------------------------- © MHL Manly Hydraulics Laboratory Data NOTE: All MHL data is recorded on Australian Eastern Standard Time. Hourly Rainfall Totals for DOMBARTON LOOP RAINFALL RECORDER ----------------------------------------------------------- Date 15/08/98 16/08/98 17/08/98 18/08/98 19/08/98 20/08/98 21/08/98 Time Saturday Sunday Monday Tuesday Wednesday Thursday Friday 0:00 . 7.5 . 4.0 . . . 1:00 . 3.5 5.5 7.5 . . . 2:00 . 11.5 4.0 10.5 . . . 3:00 . 7.5 5.5 13.5 . . . 4:00 . 6.0 2.5 7.5 . . . 5:00 . 6.0 7.0 5.5 0.5 . 6:00 . 7.5 1.5 3.0 0.5 . 7:00 . 9.5 4.5 3.0 6.0 . 8:00 . 8.0 11.0 1.5 3.0 . 9:00 . 16.0 11.5 0.5 2.5 . 10:00 . 2.5 15.0 . 1.5 . 11:00 . 2.0 19.0 0.5 8.0 . 12:00 . . 28.0 0.5 1.5 . 13:00 . . 39.0 2.0 7.5 . 14:00 . . 9.5 . 5.0 . 15:00 . . 37.5 1.0 10.5 . 16:00 . . 11.0 8.0 7.0 . 17:00 . . 13.0 11.5 8.0 0.5 18:00 0.5 . 25.5 14.5 1.0 . 19:00 5.0 . 20.0 12.0 0.5 . 20:00 3.0 6.0 11.0 7.0 . . 21:00 5.0 1.5 8.5 7.5 . . 22:00 7.5 . 4.0 . . . 23:00 6.0 . 1.5 3.5 . . ---------------------------------------------------------------------------- Day Total 27.0 95.0 295.5 124.5 63.0 0.5 0.0 9:00 Total 94.0 69.5 310.0 78.5 53.0 0.5 Grand Total = 605.5 Rainfall Intensities above 2.0 mm --------------------------------- Maximum in 60 mins 50.5 mm at 12:30 17-08-1998 ( 50.5 mm/Hr ARI = 2.4 yrs) 12:32 17-08-1998 Maximum in 3 hrs 89.0 mm at 10:46 17-08-1998 ( 29.7 mm/Hr ARI = 3.1 yrs) 10:48 17-08-1998 Maximum in 6 hrs 149.0 mm at 10:28 17-08-1998 ( 24.8 mm/Hr ARI = 5.8 yrs) Maximum in 12 hrs 244.0 mm at 8:35 17-08-1998 ( 20.3 mm/Hr ARI = 12 yrs) Maximum in 24 hrs 322.0 mm at 7:32 17-08-1998 ( 13.4 mm/Hr ARI = 11 yrs) Maximum in 48 hrs 420.0 mm at 1:04 17-08-1998 ( 8.8 mm/Hr ARI = 9.7 yrs) --------------------------------------------------------------------------- IMPORTANT: This information has been recovered directly from automatic recording equipment and has not been quality controlled by MHL, it should not be used for publication without consulting MHL. --------------------------------------------------------------------------- © MHL Manly Hydraulics Laboratory Data NOTE: All MHL data is recorded on Australian Eastern Standard Time. Hourly Rainfall Totals for LAKE ILLAWARRA, BUDJONG CK U/S --------------------------------------------------------- Date 15/08/98 16/08/98 17/08/98 18/08/98 19/08/98 20/08/98 21/08/98 Time Saturday Sunday Monday Tuesday Wednesday Thursday Friday 0:00 . 2.0 . 1.5 . . . 1:00 . 1.0 . 4.5 . . . 2:00 . 7.0 0.5 8.0 . . . 3:00 . 5.0 8.5 12.5 . . . 4:00 . 6.0 3.0 11.5 . . . 5:00 . 4.5 3.0 2.0 . . . 6:00 . 5.5 0.5 4.5 1.5 . 7:00 . 6.0 3.0 7.0 3.0 . 8:00 . 3.5 10.0 3.0 3.5 . 9:00 . 5.0 10.5 0.5 1.5 . 10:00 . 1.0 11.5 . 2.0 . 11:00 . . 10.0 . 5.5 . 12:00 . . 11.0 0.5 9.0 . 13:00 . . 4.0 . 1.0 . 14:00 . . 7.0 0.5 3.0 . 15:00 . . 7.0 11.0 2.0 . 16:00 . . 10.0 15.0 2.5 . 17:00 0.5 . 12.0 24.0 4.0 . 18:00 4.5 0.5 14.5 20.0 . . 19:00 4.0 . 39.5 4.0 . . 20:00 3.0 0.5 15.5 10.0 . . 21:00 8.5 . 9.0 2.5 . . 22:00 5.0 . 2.5 . . . 23:00 2.5 . 0.5 0.5 . . ---------------------------------------------------------------------------- Day Total 28.0 47.5 193.0 143.0 38.5 0.0 0.0 9:00 Total 68.5 35.5 219.0 96.5 30.5 0.0 Grand Total = 450.0 Rainfall Intensities above 2.0 mm --------------------------------- Maximum in 60 mins 45.5 mm at 19:15 17-08-1998 ( 45.5 mm/Hr) Maximum in 3 hrs 70.0 mm at 17:30 17-08-1998 ( 23.3 mm/Hr) Maximum in 6 hrs 100.5 mm at 16:00 17-08-1998 ( 16.8 mm/Hr) Maximum in 12 hrs 153.5 mm at 8:30 17-08-1998 ( 12.8 mm/Hr) Maximum in 24 hrs 226.0 mm at 8:00 17-08-1998 ( 9.4 mm/Hr) Maximum in 48 hrs 336.0 mm at 2:15 17-08-1998 ( 7.0 mm/Hr) --------------------------------------------------------------------------- IMPORTANT: This information has been recovered directly from automatic recording equipment and has not been quality controlled by MHL, it should not be used for publication without consulting MHL. --------------------------------------------------------------------------- © MHL Manly Hydraulics Laboratory Data NOTE: All MHL data is recorded on Australian Eastern Standard Time. Hourly Rainfall Totals for WONGAWILLI RAINFALL RECORDER ------------------------------------------------------- Date 15/08/98 16/08/98 17/08/98 18/08/98 19/08/98 20/08/98 21/08/98 Time Saturday Sunday Monday Tuesday Wednesday Thursday Friday 0:00 . 11.5 . 3.0 . . . 1:00 . 3.5 2.5 3.5 . . . 2:00 . 8.0 2.0 10.0 . . . 3:00 . 6.0 4.5 11.0 . . . 4:00 . 4.5 3.5 13.5 . . . 5:00 . 5.0 5.5 8.0 6.5 . 6:00 . 6.5 1.5 3.0 0.5 . 7:00 . 9.0 2.5 1.0 3.5 . 8:00 . 11.5 6.5 2.0 4.0 . 9:00 . 5.5 9.5 . 1.5 . 10:00 . 3.0 17.0 0.5 3.0 . 11:00 . 0.5 11.0 0.5 4.0 . 12:00 . . 18.5 0.5 4.0 . 13:00 . . 26.0 . 2.5 . 14:00 . . 6.5 . 1.5 . 15:00 . . 25.0 1.0 3.5 . 16:00 . . 11.0 6.5 4.5 . 17:00 . . 9.0 10.5 1.5 . 18:00 0.5 . 16.5 9.5 1.0 0.5 19:00 4.5 1.5 16.0 14.5 . . 20:00 3.0 . 10.5 14.0 0.5 . 21:00 3.0 . 5.5 19.5 . . 22:00 7.0 . 3.0 . . . 23:00 8.5 . 1.5 2.0 . . ---------------------------------------------------------------------------- Day Total 26.5 76.0 215.0 134.0 42.0 0.5 0.0 9:00 Total 92.0 39.0 241.5 93.5 27.5 0.5 Grand Total = 494.0 Rainfall Intensities above 2.0 mm --------------------------------- Maximum in 60 mins 35.0 mm at 12:35 17-08-1998 ( 35.0 mm/Hr) 12:40 17-08-1998 12:45 17-08-1998 Maximum in 3 hrs 60.5 mm at 12:45 17-08-1998 ( 20.2 mm/Hr ARI = 1.1 yrs) Maximum in 6 hrs 104.5 mm at 10:05 17-08-1998 ( 17.4 mm/Hr ARI = 2.2 yrs) Maximum in 12 hrs 177.5 mm at 8:45 17-08-1998 ( 14.8 mm/Hr ARI = 4.8 yrs) Maximum in 24 hrs 248.0 mm at 7:25 17-08-1998 ( 10.3 mm/Hr ARI = 4.9 yrs) Maximum in 48 hrs 349.0 mm at 1:30 17-08-1998 ( 7.3 mm/Hr ARI = 5.9 yrs) --------------------------------------------------------------------------- IMPORTANT: This information has been recovered directly from automatic recording equipment and has not been quality controlled by MHL, it should not be used for publication without consulting MHL. --------------------------------------------------------------------------- © MHL