Mariners' Advisory Committee
for the Bay & River Delaware
www.MacDelRiv.org
   
Posted   09-18-2021 19:42  
By   DJH  
 
USACE Surveys performed a survey of the Delaware River, Philadelphia Harbor Range on 16 Sep and identified a potential navigation obstruction. After collecting a high density survey, the obstruction appears to be a boulder of approximate dimensions 4.5’ x 2.5’ x 1’, with a minimum depth of 39.1’ MLLW. The authorized channel depth is 40’ MLLW. Please see the attached chartlet for reference. The position of the object is:



Latitude: 39 57.764199 N

Longitude: 075 7.807885 W

Depth: 39.1’ MLLW
View Attachment 1 (.JPEG)