Carrying over from the Belintar thread and some posts I've made over on G+ regarding the future of the Wastelands:
https://basicroleplaying.org/topic/6934-what-was-belintar-up-to/?tab=comments#comment-98334
https://plus.google.com/113966393032570282645/posts/7HKJT338B4U
I thought I'd look at the effects of the Great Flood of 1652 using maps and what little information we have from King of Sartar:
2ed page 133
The background info's comes from one of Greg's unpublish
The River of Cradles valley is devastated by an earlier flood, in 1622 - though the waters come from the opposite direction:
Flood follows Winter
Several days after Count Solanthos was burned, a great inundation swept down the River of Cradles valley, flooding parts of Pavis County, the Rubble, and then beyond to Sun County; these were the waters that helped Invictus contain Daga at Highwater Gorge. Lhankor Mhy scholars later concurred with Hector the Wis