Flood study
Hawkesbury-Nepean Valley Regional Flood Study
Additional Information
Field | Value |
---|---|
Title | Hawkesbury-Nepean Valley Regional Flood Study |
Commission Date | 27 February 2017 |
Publication Date | 26 July 2019 |
Themes | Emergency Management |
Spatial Extent |
Map data © OpenStreetMap contributors
Tiles by Stamen Design (CC BY 3.0)
|
Council/LGA | Infrastructure NSW |
Author/ Prepared by | WMAwater |
Publish date | 8 August 2019 |
Update date | 22 October 2020 |
Place Name | Hawkesbury-Nepean Valley from Bents Basin to M1 Bridge near Brooklyn including backwater flooding up South and Eastern Creeks |
Approval State | Approved |
Submitted for approval | 10 August 2019 |
Submitted by | Stephen Yeo |
Approved | 22 December 2020 |
Approved by | dstazic |
Data Comment | The Hawkesbury-Nepean Valley Regional Flood Study calculates flood levels, flood extents and flood depths for the 1 in 5, 1 in 10, 1 in 20, 1 in 50, 1 in 100, 1 in 200, 1 in 500, 1 in 1000, 1 in 2000, 1 in 5000 AEP events and the probable maximum flood (PMF). Provisional flood hazards are calculated for the 1 in 5, 1 in 20, 1 in 100, 1 in 500, 1 in 2000 AEP events and the probable maximum flood (PMF), while hydraulic categories are calculated for the 1 in 100 and 1 in 500 AEP events. |
Identifier | 6ee14f52-a1ab-4986-865a-14544fcb65a2 |