throughout rhondda cynon taf, millions are being spent on reducing the risk of flooding.there is anger that the warnings did not reach everyone. because it was the middle night, a lot of people were not made aware... who do you blame for that? we want a review of the warning system, we may look to do something ourselves if they don't look to change the system. residents came very close in some cases, they could have lost their lives. natural resources wales has been monitoring the recent storms. andy wall is their flood risk manager. what causes the severe flooding is the second pulse of rain on sunday night. would you agree the early warning system has not worked in some places? it is too early to say that. when we issue warnings, we will go on site and talk to residents and assess when flooding actually happened. but things can happen very quickly in the south wales valleys. we issued 89 flood warnings during this event, and the number of warnings were sent were over 100,000. lots of messages went out. a few days after our interview, nrw said flood warnings were issued