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Air Quality Sampling

Rainwater Sampling

Starting in January of 2018, the Division of Air Quality began rainwater testing to assess the deposition of GenX via air emissions from the facility. 

Weekly results (combined) 3/20/18 to 08/06/19

Background Rainwater Collections 

Graph of GenX Rainwater Sampling 3/20/18-06/04/19

PFAS Background and Chemours Nearfield Rainwater Data 09/03/2019

Emissions Testing

The following table is a summary of source testing performed at Chemours since January 2018.  Chemours has contracted with the source testing company Weston Solutions, Inc. for on-site air emissions sampling.  Chemours has also contracted with Test America Laboratories, Inc.  for the methodology, and laboratory analysis. DAQ staff were present for each source test conducted.

Week of

TEST ID

Compound

Process/Notes/Results

1/8/2018

2018-006ST 

C3 Dimer

VEN and PPA
Shakedown Testing
No Test Report Prepared, PPA Room Air single value

1/22/2018

2018-083ST

C3 Dimer

VEN and PPA 
Test Report Received (Electonic 3/12/18, Hardcopy 3/28/18)
Test Review Completed (3/27/18, 4/6/18)
EPA Split Results Received

2/26/2018 

2018-084ST

C3 Dimer

VES and PPA
Test Report Received (Electronic Copy Only, 3/28/18) 
Test Review Complete 
EPA Split Results Received 11/29/18

3/19/2018

2018-085ST

C3 Dimer

VEN, Polymers, and Semi-Works
Test Report Received (Electronic Copy Only, 4/27/18)
Test Review Completed 

4/3/2018
4/23/2018

2018-109ST
2018-135ST

HFPO

VEN, VES
Test Report Received(Electronic and Hard Copy, 6/15/18)
Includes 4/3/18 and 4/32/18 test data
Test Review Competed 

5/14/2018

2018-136ST

E1

Polymers 
Test Report Received (Electronic Copy, 12/7/18) 
Test Report Under Review 

6/11/2018

2018-167ST

C3 Dimer

VEN and PPA  
Test Report Received (Electronic Copy, 8/9/2018)
Test Review Completed

7/16/2018

2018-168ST

C3 Dimer

VEN and PPA 
Test Report Received (Electronic Copy, 12/7/18) 
Test Report Under Review

7/23/2018

2018-168ST

C3 Dimer

VEN and PPA 
Test Report Received (Electronic Copy, 12/7/18)
Test Report Under Review

8/20/2018

2018-357ST

C3 Dimer

VES and VEN 
Test Report Received (Electronic Copy, 12/7/18)
Test Report A Received (Electronic Copy, 12/7/18)
Test Report Under Review

11/12/2018

No Test Tracking Assigned

C3 Dimer

VEN           
Test aborted due to start-up issues

12/3/2018

2018-366ST

C3 Dimer

VEN                     
Tested 12/6-7/18 after startup/ pluggage issues 

1/7/2019

2019-013ST

C3 Dimer

VES, PPA, and Semi-Works
Test Report Received (Electronic Copy 2/22/2019)
VES Test Report
PPA Test Report
Semi-Works Test Report
Test Reports Under Review

1/14/2019

2019-014ST

C3 Dimer

VEN, Polymers, and Semi-Works
Test Report Received (Electronic Copy 3/4/2019)
VEN Division Stack Test Report
Polymers Test Report
Semi-Works Test Report
Test Reports Under Review

VEN Carbon Bed Removal Efficiency
Test Report Received (Electronic Copy 2/15/2019)
VEN Carbon Bed Test Report
Test Report Under Review

2/25/2019 2019-070ST C3 Dimer

VEN Division Stack, Blower Intake (Ambient), and Carbon Bed Efficiency
Test Report Received (Electronic Copy, 4/15/2019)
Division Stack/Blower Intake Test Report
VEN Carbon Bed Test Report
Test Reports Under Review

3/25/2019 2019-203ST C3 Dimer

VEN Division Stack, Carbon Bed Removal Efficiency
Test Report Received (Electronic Copy, 4/22/2019)
VEN Division Stack/Carbon Bed Test Report
Test Report Under Review

4/15/2019 2019-204ST C3 Dimer

VEN Division Stack, Carbon Bed Removal Efficiency
Test Report Received (Electronic Copy, 6/5/2019)
VEN Division Stack/Carbon Bed Test Report
Test Report Under Review

4/29/2019 2019-205ST C3 Dimer

PPA Carbon Bed Removal Efficiency, PPA Stack
Test Report Received (Electronic Copy 6/21/2019)
PPA Stack/Carbon Bed Test Report
Test Report Under Review

5/20/2019 2019-206ST C3 Dimer

VES Stack
Test Report Received (Electronic Copy 6/21/2019)
VES Stack Test Report
Test Report Under Review

6/10/2019 2019-208ST C3 Dimer

PPA Carbon Bed/Stack
Test Report Received (Electronic Copy 7/11/2019)
PPA Carbon Bed/Stack
Test Report Under Review

 VEN-Vinyl Ethers North, VES-Vinyl Ethers South, PPA- Polymer Processing Aid