Go back and also keep copies of news reports of when these natural acts/ disasters occur.
You may like to upload a photo of potential such acts in your homes profile with a short explanation.
It adds to helping educate people - you never know you may even attract guests who have an interest in natural disasters.
As an aside you may like to look up previous natural disasters like floods in your area dating back to 1839 era in Papers Past NZ using your location and related keywords - it's got links to Trove Australia which has Australian newspapers but is more challenging to navigate.
Papers Past NZ has world history as and when it happened as and when "bush telegraph" was able to share news.