Condition

Reference: Hatton, J., Dasu, K., Richter, R., Fitzpatrick, T., and Higgins, C. (2019) Field Demonstration of Infrared Thermal Treatment of PFAS-impacted Soils from Subsurface Investigations - Strategic Environmental Research and Development Program (SERDP)
Scope: Infrared Heating | Pilot | Soil: Contaminated soil
Treatment Temperature (°C): 350
Treatent Time: 8
Time Units: Day
Treatment Details: the pilot test was conducted at 350°C for 8 days based on the bench-scale test results

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Analyte	Effectiveness (%)	Initial Concentration	Additional Details
PFOA	>97%	5.55 µg/kg	Samples treated for 8 days- Native removal- Low concentration
PFOS	99.6%	429 µg/kg	Samples treated for 8 days- Native removal- Low concentration
Total PFAS	=99.6%	=516 µg/kg	Samples treated for 8 days- Native removal- Low concentration
PFOA	>74%	10.4 µg/kg	Samples treated for 8 days- TOPA removal- Low concentration
PFOS	99.6%	490 µg/kg	Samples treated for 8 days- TOPA removal- Low concentration
Total PFAS	=99.6%	=709 µg/kg	Samples treated for 8 days- TOPA removal- Low concentration
PFOA	>74%	7.57 µg/kg	Samples treated for 8 days- CSM removal- Low concentration
PFOS	99.6%	612 µg/kg	Samples treated for 8 days- CSM removal- Low concentration
Total PFAS	=99.9%	=774 µg/kg	Samples treated for 8 days- CSM removal- Low concentration
PFBA	0.597%	0.606 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFPeA	=0.298%	=2.6 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFHxA	0.145%	11.8 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFHpA	0.145%	1.17 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFNA	0.145%	0.876 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFDA	0.145%	0.114 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFUnA	=0.145%	=0.154 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFDoA	0.145%	0.154 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFTrDA	=0.145%	=0.154 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFTeDA	=0.145%	=0.154 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFBS	0.145%	0.52 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFPeS	0.145%	2.05 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFHxS	0.136%	44.6 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFHpS	0.126%	7.38 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFNS	0.136%	0.136 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFDS	0.145%	0.254 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFDoS	0.136%	0.145 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
FtS 4:2	0.579%	0.617 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
FtS 6:2	0.524%	6.86 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
FtS 8:2	0.579%	1.76 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFOSA	0.145%	0.901 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
MeFOSA	0%	0 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
Et-FOSA	0%	0 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
N-MeFOSAA	0.145%	0.154 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
N-EtFOSAA	0.145%	0.134 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
N-MeFOSE	1.47%	1.57 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
Et-FOSE	1.11%	1.19 µg/kg	Soil Results - Low Concentration Test- Treated for 8 days
PFBA	<6%	<6 µg/kg	Low Concentration Test Results - CSM (Total)
PFPeA	<141.3%	<141.3 µg/kg	Low Concentration Test Results - CSM (Total)
PFHxA	22.2%	<1.8 µg/kg	Low Concentration Test Results - CSM (Total)
PFHpA	<6.08%	<6.08 µg/kg	Low Concentration Test Results - CSM (Total)
PFNA	<22.44%	<22.44 µg/kg	Low Concentration Test Results - CSM (Total)
PFDA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFNA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFUnA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFDoA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFTrDA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFTeDA	<1.2%	<1.2 µg/kg	Low Concentration Test Results - CSM (Total)
PFBS	0.958%	<0.13 µg/kg	Low Concentration Test Results - CSM (Total)
PFPeS	=3.97%	<1.2 µg/kg	Low Concentration Test Results - CSM (Total)
PFHxS	95.9%	0.977 µg/kg	Low Concentration Test Results - CSM (Total)
PFHpS	9.8%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
PFNS	1.8%	<0.15 µg/kg	Low Concentration Test Results - CSM (Total)
PFDS	0.816%	<0.17 µg/kg	Low Concentration Test Results - CSM (Total)
PFDoS	0.648%	<0.17 µg/kg	Low Concentration Test Results - CSM (Total)
FtS 4:2	<1.2%	<1.2 µg/kg	Low Concentration Test Results - CSM (Total)
FtS 6:2	16.9%	<2.4 µg/kg	Low Concentration Test Results - CSM (Total)
FtS 8:2	<1.2%	<1.2 µg/kg	Low Concentration Test Results - CSM (Total)
PFOSA	1.35%	<1.27 µg/kg	Low Concentration Test Results - CSM (Total)
N-MeFOSE	<0.12%	<0.12 µg/kg	Low Concentration Test Results - CSM (Total)
N-EtFOSAA	<0.6%	<0.6 µg/kg	Low Concentration Test Results - CSM (Total)
MeFOSA	<1.77%	<1.77 µg/kg	Low Concentration Test Results - CSM (Total)
Et-FOSA	<1.98%	<1.98 µg/kg	Low Concentration Test Results - CSM (Total)
FOSAA	<5.66%	<5.66 µg/kg	Low Concentration Test Results - CSM (Total)

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Condition

Condition Details

Thermal Treatment Results