As floodwaters hurtled towards Lismore, several rain and river gauges stopped working | 7.30

In February, the Northern Rivers was hit by a catastrophic flood that left hundreds stranded and four people dead. As dramatic images of citizen rescues went global, many were left asking - why didn’t residents know what was coming? Now, some are questioning whether flaws in the local rain and river gauge network may have deprived residents of crucial information. Ella Archibald-Binge reports. Subscribe: http://ab.co/1svxLVE Read more here: https://ab.co/3vVlMe5 ABC News provides around the clock coverage of news events as they break in Australia and abroad, including the latest coronavirus pandemic updates. It's news when you want it, from Australia's most trusted news organisation. For more from ABC News, click here: https://ab.co/2kxYCZY Watch more ABC News content ad-free on iview: https://ab.co/2OB7Mk1 Go deeper on our ABC News In-depth channel: https://ab.co/2lNeBn2 Like ABC News on Facebook:   / abcnews.au   Follow ABC News on Instagram:   / abcnews_au   Follow ABC News on Twitter:   / abcnews   Note: In most cases, our captions are auto-generated. #ABCNews #ABCNewsAustralia