The review comes after concerns were raised about Hawke's Bay Regional Council failing to act sooner.
The contractor who was called in to do the job says it's 'ridiculous' they weren't mobilised.
The Auckland woman hired a man to do the work in August last year, but it remains unfinished.
So is Luxon going to deliver for them?
The deluge is the "most severe flooding that I've ever seen," one mayor said.
Locals have been relying on the kindness of strangers for grocery deliveries.
Another 400 homes have been yellow-stickered.
Sunday's torrential downpour left 15 houses uninhabitable.
Coastal flooding is likely to increase markedly across the world in the next 80 years, threatening hundreds of millions of people.
