NSW Flood Data Portal

The Tweed River experienced flooding on 28 February 2022, with river levels exceeding the March 2017 highest peak on record for Mullwillumbah, Uki and Tumblegum. Flood waters...

A study to better define flooding and drainage behaviour within the CBD associated with local catchment runoff as well as levee overtopping. A key objective of the study was to...

This report presents water level, wave and rainfall hydrometric data collected during the January to March 2013 flood events in the north and mid-north coast of NSW. Data...

Located within the Northern Rivers region of New South Wales, the Richmond River catchment covers an area of approximately 6,900 square kilometres. The catchment is bound by the...

Tweed Shire Council was one of the first Councils in New South Wales to undertake flood studies for the purposes of defining planning controls and determining the impact of...

This policy establishes Council’s framework for management of the existing, future and continuing flood risk for property affected by flooding within the Tweed Shire. The policy...

The Richmond River is one of New South Wales’ largest coastal rivers. The upper reaches flow in a general north-south direction from its source on the Queensland / New South...

The Richmond River is one of New South Wales’ largest coastal rivers. The upper reaches flow in a general north-south direction from its source on the Queensland / New South...

This report has been prepared for Tweed Shire Council and investigates floodplain management options for the East Murwillumbah and William/Dorothy Streets Area of the...

"During April 1984, a severe storm in the region caused flooding on the lower Tweed River. The Water Research Laboratory (acting through Unisearch Ltd) was commissioned to...

A mathematical flood model of Chinderah was used to simulate the occurrence of a design 1 in 100 year flood for conditions after the proposed bridge construction. The details of...