105 



ENSECO verbally reports results of 28-day re-test (see 



11/21/90) to PA 



PA submits response to Corps comments of 2/15/90 and 



submits 28-day data 



PA submits formal application, with all test results, to 



NJDEPE 



NJDEPE permit expires 



Corps requests additional information (re: PA 3/19/91 



submittal) on the data 



PA responds to Corps' 4/29/91 comments 



Corps requests additional "clarification" of data 



Corps requests additional "clarification" of data 



PA responds to Corps' 5/22 and 5/30 comments 



PA submits draft Risk Assessment (EA) report to Corps 



NJDEPE issues permit with no barge overflow 



PA responds to NJDEPE barge overflow restriction 



Corps' VIES provides comments on EA report 



Interagency DIOXIN Steering Committee meets 



Corps provides new sampling plan for re-testing of 

 Reach A 



Corps issues 30-day public notice for Reaches B, C & D 

 and states that Interim Guidelines for Dioxin have been 

 established (25 ppt. w/capping) 



Corps issues public notice announcing a public hearing 

 (to be closed 3/6/92) 



Corps issues public notice to extend comment period to 



3/16/92 



Public hearing held 



Corps/EPA agree on interim guidelines for dioxin disposal 

 End of comment period 



PA responds to public notice/hearing comments 



PA responds to EDF June 1992 Critique of EA Report and 



EDF 3/16/92 comments on public notice 



EPA letter to PA stating further criticism of Risk 



Assessment 



EDF letter to Corps/EPA questioning interim criteria and 



suggesting the need for EIS (dioxin), baseline data at 



Mud Dump, more public notice 



Dredging Permit Chron - Page 2 



