Summary Information
(last updated on: 6/21/2017 3:25:03 PM)
[March 2017] The RCRA permit for the Permapost Products site was renewed on September 17, 2008. A RI/FS for the entire site is required. A RI Summary Report was submitted on November 18, 2008 - see documents posted below.

An application for the renewal of the RCRA permit is due in 2018.
General Site Information
Site: Permapost Products Co. (ECSI Site ID: 148) CERCLIS (EPA) Id009041187
Project Manager: Anna Coates Investigative Status:Listed on the Confirmed Release List or Inventory
PM Phone: (503) 229-5213 NPL(National Priority Listing):No
Address: 4205 SE Witch Hazel Rd. Is this site an Orphan?No
Hillsboro, 97123 Is this site a brownfield?No
County: WASHINGTON Action Underway or Needed: REMEDIAL INVESTIGATION
Region: Northwest Region Click for more details ...  
Site Documents
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File NameCategory File Size MB Document Date Upload Date
Permapost Temporary Authorization Request R Well Evaluation Sept 2016.pdf Correspondence 1.2043 9/21/2015 9/24/2015
Permapost Locality of Facility_New Data_Final_Nov 5 2015.pdf Correspondence 1.1240 11/5/2015 12/2/2015
Revised Comments Nov 2015 LOF Determination RI Summary RPT.pdf Correspondence 0.0454 12/3/2015 12/3/2015
Response to DEQ Comments on Supplemental Groundwater Beneficial Use Permapost.pdf Correspondence 0.6119 1/3/2014 12/7/2015
Problems Due to Rain Dec 2015_12_28_14_08_47.pdf Correspondence 0.2829 12/22/2015 12/31/2015
Status Report_R Well Effectiveness_Dec 2015 Status_final letterhead.pdf Correspondence 0.8078 1/5/2016 1/5/2016
Addendum to Level I Ecological Scoping RA.pdf Correspondence 0.2812 6/11/1999 2/16/2016
Permapost Data Gap Summary Feb_18_2016 DEQ Meeting.pdf Correspondence 0.3636 2/18/2016 2/23/2016
Corrections to Apr 2 1986 Permapost Report.pdf Correspondence 3.3113 4/2/1986 5/23/2016
Ecology and Environment Report, Nov 1984.pdf Correspondence 0.0373 11/1/1984 5/23/2016
2012 Beneficial Use Upd. DEQ.pdf Correspondence 0.7431 3/26/2012 1/29/2018
Human Health Risk Assessment (June 10, 1999).pdf Eco/HH Risk Assessments 5.4080 6/10/1999 1/30/2015
Level 1 Ecological Risk Assessment (May 14, 1999).pdf Eco/HH Risk Assessments 4.8862 5/14/1999 2/16/2016
Soil_COPC_SLVs.pdf Eco/HH Risk Assessments 0.0487 6/1/2017 3/28/2019
Addendum to Level I Ecological Scoping RA.pdf Memos 0.2812 6/11/1999 2/23/2016
Addendum to Eco Rosk Assessment.pdf Reports 0.3497 12/2/2008
Permapost May 2011 Semi-Annual Compliance Report.pdf Reports 3.3219 9/28/2011
Contaminant Fate and Transport (January 31, 2001).pdf Reports 0.8561 1/31/2001 1/30/2015
Contaminant Fate and Transport (February 27, 2001).pdf Reports 0.7753 2/27/2001 1/30/2015
First Quarter Progress Report 2015.pdf Reports 0.6649 1/2/2015 9/22/2015
Progress Report Oct 29, 2015_10_29_10_23_55.pdf Reports 0.2459 10/29/2015 10/29/2015
RCRA SWEET EDWARDS 1986.pdf Reports 9.3969 4/2/1986 11/12/2015
Jan 18 2016 Permapost Status Report ECSI 148.pdf Reports 0.2072 1/18/2016 1/26/2016
Well Construction Data with Details.pdf Reports 0.0202 4/21/1999 2/1/2016
Permapost Biodegradation Evaluation_Final_V 9.pdf Reports 1.8675 2/1/2016 2/4/2016
Beneficial Use (May 13, 1999).pdf Reports 10.5615 5/13/1999 9/6/2017
2008 RI Summary FINAL.pdf Reports 3.8477 11/18/2008 9/6/2017
Contaminant Fate and Transport (3-15-01).pdf Reports 3.3405 3/15/2001 9/6/2017
Revised Eco RA Report Permapost.pdf Reports 9.3799 10/27/2017 11/20/2017
Revised Eco RA Appendices.pdf Reports 4.4259 10/27/2017 11/20/2017
MFA BWUD Upd. Jan 2014.pdf Reports 0.3937 1/1/2014 1/23/2018
Historical Data Summary_Risk Screening Update.Final.pdf Reports 4.2379 7/5/2017 3/28/2019
Copy of Draft of Permapost Rock Creek Sediment Results 2.pdf Reports 0.0283 1/14/2019 3/28/2019
_Permapost RI_V.12 Final.pdf Reports 1.1134 6/23/2019 7/2/2019
RCRA Permit Focused RI Report (Text, Tables, anf Figures) Appendices A, B, and C.pdf Reports 18.9632 6/25/2019 7/3/2019
RCRA Permit Focused RI Report (Appendix D - part 1).pdf Reports 1.1116 6/25/2019 7/3/2019
RCRA Permit Focused RI Report (Appendix D - part 2).pdf Reports 10.8549 6/25/2019 7/3/2019
RCRA Permit Focused RI Report (Appendix D - part 3).pdf Reports 18.6320 6/25/2019 7/3/2019
RCRA Permit Focused RI Report (Appendix E).pdf Reports 6.7371 6/25/2019 7/3/2019
City of Hillsboro Planning Atlas T1S R2W Section 9.pdf Site Diagrams 0.6617 10/31/2013
Draft CSM April 2016.pdf Site Diagrams 0.8507 4/8/2016 5/11/2016
WorkingFig_Supplemental Beneficial Use Evaluation_PropertyOwnership_050412.pdf Site Diagrams 0.2547 1/29/2018 1/29/2018
HHRA Work Plan.pdf Work Plans 0.6207 12/2/2008
PCP biodegradation memo v1 1 (Jan 28 FINAL).pdf Work Plans 0.7351 1/28/2014 9/22/2015
Permapost Draft Attachment 4 Remedial Investigation and Feasibility Scope of Work.pdf Work Plans 0.7226 9/29/2015 9/29/2015
Permapost Draft Attachment 6 Post-Closure Plan.pdf Work Plans 0.7617 9/29/2015 9/29/2015
Permapost Statement of Basis.pdf Work Plans 0.0388 9/29/2015 9/29/2015
Permapost Draft Attachment 2 Sampling and Analysis Plan.pdf Work Plans 0.9499 9/29/2015 9/29/2015
Permapost Draft Attachment 1 Groundwater Extraction Treatment and Redistribution Plan.pdf Work Plans 1.6809 9/29/2015 9/29/2015
Permapost Draft HW Post-Closure Permit.pdf Work Plans 2.8751 9/29/2015 9/29/2015
Permapost Products Updatd Schedule_June 2017.pdf Work Plans 0.3818 6/22/2017 6/26/2017
Soil_COPC_SLVs.pdf Work Plans 0.0487 10/16/2018 3/28/2019
Permapost Updated Table 2-1 RDD Permit Monitoring Schedule.pdf Work Plans 0.0145 8/20/2018 3/28/2019
Department of Environmental Quality
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Email: DEQInfo@deq.state.or.us | Phone: 503-229-5696 | Fax: 503-229-6124

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