Response to Information Request 20220004 -Tunba Court

IFDs Frequent and Infrequent Storm Events
Project number:     20220004
Street Address:     36 Tunba Ct
Locality:           Cooroy Mountain, Noosa Shire Council

Source :           http://www.bom.gov.au/water/designRainfalls/revised-ifd/

Location:          Latitude:
                     -26.4248 [Nearest grid cell: 26.4125 (S)]
                   Longitude:
                   152.966 [Nearest grid cell: 152.9625 (E)]

Date obtained:          3/02/2022

                       Annual
                     Exceedance
                                                                                                                              Climate factor (1.2)
                     Probability
                        (AEP)
Duration               63.20%            50%#              20%*          10%           5%           2%           1%                 63.20%           50%#            20%*            10%            5%            2%            1%
1 min                          167              189               254           298          339          392          431                   200.4           226.8           304.8          357.6         406.8         470.4         517.2
2 min                          142              161               220           261          301          356          399                   170.4           193.2             264          313.2         361.2         427.2         478.8
3 min                          134              151               206           244          281          330          368                   160.8           181.2           247.2          292.8         337.2           396         441.6
4 min                          127              144               195           230          264          308          342                   152.4           172.8             234            276         316.8         369.6         410.4
5 min                          121              137               186           218          250          290          321                   145.2           164.4           223.2          261.6           300           348         385.2
6 min                          116              131               177           208          237          274          302                   139.2           157.2           212.4          249.6         284.4         328.8         362.4
8 min                      110.68              125.6             169.8         198.2        227.2         263         290.4                132.816          150.72          203.76         237.84        272.64         315.6        348.48
10 min                        98.8              112               150           175          199          229          251                  118.56           134.4             180            210         238.8         274.8         301.2
15 min                        83.7              94.4              127           148          168          193          211                  100.44          113.28           152.4          177.6         201.6         231.6         253.2
16 min                       81.56                92             123.8         144.2        163.8        188.2        205.8                 97.872           110.4          148.56         173.04        196.56        225.84        246.96
20 min                           73             82.4              111           129          147          169          185                    87.6           98.88           133.2          154.8         176.4         202.8           222
25 min                        65.1              73.4              98.8          115          131          152          167                   78.12           88.08          118.56            138         157.2         182.4         200.4
30 min                           59             66.5              89.7          105          120          138          152                    70.8            79.8          107.64            126           144         165.6         182.4
45 min                        46.7              52.8              71.6          84.2         96.4         112          125                   56.04           63.36           85.92         101.04        115.68         134.4           150
1 hour                        39.3              44.5              60.7          71.7         82.4         96.7         108                   47.16            53.4           72.84          86.04         98.88        116.04         129.6
1.5 hour                      30.7              34.8                48            57           66           78         87.3                  36.84           41.76            57.6           68.4          79.2          93.6        104.76
2 hour                        25.7              29.3              40.6          48.5         56.4           67         75.2                  30.84           35.16           48.72           58.2         67.68          80.4         90.24
3 hour                           20             22.9              32.2          38.7         45.3         54.1         61.1                     24           27.48           38.64          46.44         54.36         64.92         73.32
4.5 hour                      15.7                18              25.7          31.1         36.5         43.9         49.7                  18.84            21.6           30.84          37.32          43.8         52.68         59.64
6 hour                        13.2              15.2              21.9          26.6         31.4         37.8           43                  15.84           18.24           26.28          31.92         37.68         45.36          51.6
9 hour                        10.3                12              17.5          21.4         25.3         30.7           35                  12.36            14.4              21          25.68         30.36         36.84            42
12 hour                       8.69              10.1              14.9          18.3         21.8         26.5         30.2                 10.428           12.12           17.88          21.96         26.16          31.8         36.24
18 hour                       6.77              7.95              11.8          14.6         17.5         21.3         24.4                  8.124            9.54           14.16          17.52            21         25.56         29.28
24 hour                       5.64              6.64              9.94          12.3         14.8         18.2         20.9                  6.768           7.968          11.928          14.76         17.76         21.84         25.08
30 hour                       4.87              5.74              8.64          10.8           13           16         18.5                  5.844           6.888          10.368          12.96          15.6          19.2          22.2
36 hour                       4.31              5.08              7.68           9.6         11.6         14.4         16.6                  5.172           6.096           9.216          11.52         13.92         17.28         19.92
48 hour                       3.52              4.16              6.32          7.93         9.64           12         13.9                  4.224           4.992           7.584          9.516        11.568          14.4         16.68
72 hour                       2.62              3.09              4.71          5.94         7.26         9.13         10.7                  3.144           3.708           5.652          7.128         8.712        10.956         12.84
96 hour                        2.1              2.48              3.77          4.77         5.86         7.38         8.66                   2.52           2.976           4.524          5.724         7.032         8.856        10.392
120 hour                      1.77              2.08              3.16             4         4.91          6.2         7.28                  2.124           2.496           3.792            4.8         5.892          7.44         8.736
144 hour                      1.54               1.8              2.73          3.45         4.23         5.33         6.25                  1.848            2.16           3.276           4.14         5.076         6.396           7.5
168 hour                      1.37               1.6              2.42          3.04         3.72         4.67         5.46                  1.644            1.92           2.904          3.648         4.464         5.604         6.552


[OCR of page images]
 

iebs Frequent and infrequent Storm Events we
Projet number" 20220008 ae
street Address: 36 Tunba ct As

 

 

Locality Cooroy Mountain, Noosa Shire Council
Source Tittpi//www.bom.gov.au/water/designRainfalls/revised 1d),
Location: Latitude:
-26.4248 [Nearest grid cell: 26.4125 (S)]
Longitude

152.966 [Nearest grid cell: 152.9625 (E)]
Date obtained: 3/02/2022
Annual

Exceedance
Probability

Climate factor (1.2)

63.20% 63.20%

[10 min
115 min
[16 min
[20 min
[25 min
[30 min
[45 min

[1 hour
1.5 hour
2 hour

[3 hour
4.5 hour
[6 hour

[9 hour
112 hour
[18 hour
[24 hour
'30 hour
[36 hour
[48 hour
[72 hour
[96 hour
1120 hour
[144 hour
[168 hour