Anonymous ID: fee75c Aug. 15, 2018, 3:05 p.m. No.2615919   🗄️.is 🔗kun

>>2615613

 

I wonder if this is at all related….

 

sauce: https://www.nws.usace.army.mil/Portals/27/docs/civilworks/dredging/Monitoring/Final%20Anderson%20Ketron%20Survey%20Report_Apr%202,%202016.pdf?afypk2ihpvi