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 12/17/19

Weekly Results (combined) 12/30/19 to 1/5/2021

Background Rainwater Collections 

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

PFAS Background and Chemours Nearfield Rainwater Data 12/30/2019

Weekly Atmospheric Deposition Data

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

2018-137ST

E1

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

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 Review - Completed

7/23/2018

2018-168ST

C3 Dimer

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

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 Review - Completed

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
VES Test Review - Completed
PPA Test Report
PPA Test Review - Completed
Semi-Works Test Report
Semi-Works Test Review - Completed
Test Review - Completed

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 Review - Completed

VEN Carbon Bed Removal Efficiency
Test Report Received (Electronic Copy 2/15/2019)
VEN Carbon Bed Test Report
Test Review - Completed
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 Review - Completed
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 Review - Completed 
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 Review - Completed
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 Review - Completed
5/20/2019 2019-206ST C3 Dimer

VES Stack
Test Report Received (Electronic Copy 6/21/2019)
VES Stack Test Report
Test Review - Completed
6/10/2019 2019-208ST C3 Dimer
Test Report Received (Electronic Copy 7/11/2019)
 
VEN Carbon Bed/Stack
Test Report Received (Electronic Copy 7/16/2019)
7/15/2019 2019-261ST C3 Dimer

VES Carbon Bed/Stack
Test Report Received (Electronic Copy 8/21/2019)
VES Carbon Bed/Stack
Test Review - Completed
9/9/2019 2019-308ST C3 Dimer

PPA Carbon Bed/Stack
Test Report Received (Electronic Copy 10/11/2019)
PPA Carbon Bed/Stack
Test Review - Completed
9/23/2019 2019-336ST C3 Dimer

Polymers Stack, VEN Carbon Bed/Stack
Test Report Received (Electronic Copy 10/25/2019)
Polymers Stack
VEN Carbon Bed/Stack
Test Review - Completed
11/20/2019 2019-360ST C3 Dimer
 
VES Carbon Bed
Test Report Received (Electronic Copy 12/20/2019)
Test Review - Completed
 
12/02/2019 2020-037ST C3 Dimer
 
VEN Division Stack, E-2 Stack
Test Report Received (Electronic Copy 1/21/2020)
Test Review - Completed 
 
1/6/2020 - 1/7/2020
 
1/8/2020 - 1/9/2020
2020-289ST
 
2020-290ST
 C3 Dimer
 
2/19/2020 - 2/20/2020 2020-291ST C3 Dimer

VES Carbon Bed
2/28/2020 - 2/29/2020  2020-0105ST C3 Dimer, PFAS
 
 
6/25/2020 2020-307ST C3 Dimer
 
 
9/03/2020 2020-309ST C3 Dimer
12/09/2020 2020-316ST C3 Dimer
1/25/2021 2021-039ST C3 Dimer/PFAS Thermal Oxidizer Compliance Test
3/7/2021

2021-127ST

2021-128ST

2021-129ST

C3 Dimer

C3 Dimer

C3 Dimer
PPA Carbon Bed
VEN Carbon Bed
VES Carbon Bed
 
6/xx/2021 2021-xxxST C3 Dimer VEN/VES Carbon Beds
9/xx/2021 2021-xxxST C3 Dimer VEN/VES Carbon Beds

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

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