Eruption of the Ruby submarine volcano northwest of Saipan
![](https://cimss.ssec.wisc.edu/satellite-blog/wp-content/uploads/sites/5/2023/09/Himawari-9_AHI_FLDK_true_color_2023258_030000Z-1.png)
JMA Himawari-9 True Color RGB images created using Geo2Grid (above) showed the motion of a plume of discolored water — located between Saipan and Anatahan in the Northern Mariana Islands — which was the result of an eruption of the Ruby submarine volcano late in the day on 14 September 2023 (Volcanic Activity Notice).... Read More