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Reference Details

Citation
Strathmann et al 2020
Author
Strathmann, T.J., Higgins, C., and Deeb, R.
Title
Hydrothermal Technologies for On-Site Destruction of Site Investigation Wastes Contaminated with Per- and Polyfluoroalkyl Substances (PFAS)
Source
Strategic Environmental Research and Development Program (SERDP)
Publication Year
2020
Reference Category
Primary Sources
Reference Type
Government Reports
Source Details
SERDP Project ER18-1501
Non-Targeted Analysis Flag
No
Notes
Sections (4.1, 4.2) detailing spiked aqueous PFAS testing is duplicated in the Wu et al 2019b publication. See record from Wu et al. 2019b for details on that study.

Scope

Open Scope
Treatment Process
Scale
Matrix
Matrix DetailScope Detail
Open ScopeHydrothermal TreatmentLabOtherTwo AFFF formulationsMeasured defluorination at various dilution factors and temperatures with amendments. PFAS screening of the two AFFF formulations reported in Table 4.3.2 pg. 49/89 See conditions.
Open ScopeHydrothermal TreatmentLabOtherTwo aqueous Investigation Derived Waste (IDW) groundwater samplesBefore and after treatment (hydrothermal reaction at 350C, 5 mol/L NaOH, and a reaction time of 90 min.) PFAS concentration measures
Open ScopeHydrothermal TreatmentLabSoilPFAS-contaminated soils from Wurtsmith AFB, Jacksonville NAS, and Peterson AFBPFAS concentrations measured before and after treatment (hydrothermal reaction at 350C, 5 mol/L NaOH, and a reaction time of 90 min.) in contaminated soils. Soil properties found in Table 4.5.2 of text pg. 63/89

Condition

Open Condition
Scope
Temperature (°C)
Treatment Time
Condition Details
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteControl reaction was 1-to-1000 AFFF in unamended water at 350°C for 180 min.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteAFFF diluted 1-to-1000, 1 mol/L NaOH amendment concentration, 350°C, 180 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteAFFF diluted 1-to-1000, 1 mol/L NaBH4 amendment concentration, 350°C, 180 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteAFFF diluted 1-to-1000, 1 mol/L Ca(OH)2 amendment concentration, 350°C, 180 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteAFFF diluted 1-to-1000, 1 mol/L KMnO4 amendment concentration, 350°C, 180 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations350180 minuteAFFF diluted 1-to-1000, 1 mol/L Na2SO3 amendment concentration, 350°C, 180 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteAFFF formulation 1 dilution factor 1-to-2; Reaction conditions: 5 mol/L NaOH, 350C, 90 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteAFFF formulation 1 dilution factor 1-to-4; Reaction conditions: 5 mol/L NaOH, 350C, 90 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteAFFF formulation 1 dilution factor 1-to-10; Reaction conditions: 5 mol/L NaOH, 350C, 90 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteAFFF formulation 1 dilution factor 1-to-1000; Reaction conditions: 5 mol/L NaOH, 350C, 90 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteAFFF formulation 2 dilution factor 1-to-1000; Reaction conditions: 5 mol/L NaOH, 350C, 90 min reaction time.
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations20090 minuteReaction conditions: AFFF diluted 1-to-1000, 5 M NaOH reaction for 90 min in panel
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations25090 minuteReaction conditions: AFFF diluted 1-to-1000, 5 M NaOH reaction for 90 min in panel
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations30090 minuteReaction conditions: AFFF diluted 1-to-1000, 5 M NaOH reaction for 90 min in panel
Open ConditionHydrothermal Treatment | Lab | Other: Two AFFF formulations35090 minuteReaction conditions: AFFF diluted 1-to-1000, 5 M NaOH reaction for 90 min in panel

Thermal Treatment Results

Link to Results Record
Analyte
Scope
Condition
Effectiveness (%)
Initial Concentration
Post Concentration
Offgas Concentration
Additional Details
10:2 FTSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.59% 4.88 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
N-MeFOSAAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.34% 619 ng/g 4.1 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
6:2 UFTCAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >91.3% 1.38 ng/g <0.12 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
Cl-PFOSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 95.6 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
Cl-PFOSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 95.6 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
Cl-PFOSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 0.03 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
Cl-PFOSHydrothermal Treatment | Lab | Other 350 °C | 90 minute <0.01 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
Cl-PFOSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.97% 36.8 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
FtS 6:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute Not detected Not detected AFFF formulation 1; results discussed in section 4.3.3
FtS 6:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute Not detected Not detected AFFF formulation 1; results discussed in section 4.3.3
FtS 6:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute 28.6 mg/L Not detected AFFF formulation 2; results discussed in section 4.3.3
FtS 6:2Hydrothermal Treatment | Lab | Other 350 °C | 90 minute <0.11 ug/L <0.11 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
FtS 6:2Hydrothermal Treatment | Lab | Other 350 °C | 90 minute 2.36 ug/L <0.11 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
FtS 6:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.98% 47.5 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
FtS 6:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 139 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
FtS 6:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 215 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
FtS 8:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute Not detected Not detected AFFF formulation 1; results discussed in section 4.3.3
FtS 8:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute Not detected Not detected AFFF formulation 1; results discussed in section 4.3.3
FtS 8:2Hydrothermal Treatment | Lab | Other 350 °C | 180 minute 18.5 mg/L Not detected AFFF formulation 2; results discussed in section 4.3.3
FtS 8:2Hydrothermal Treatment | Lab | Other 350 °C | 90 minute <0.01 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
FtS 8:2Hydrothermal Treatment | Lab | Other 350 °C | 90 minute 1.18 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
FtS 8:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.96% 23.6 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
FtS 8:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 97.8 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
FtS 8:2Hydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.97% 34.1 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
MeFOSAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.68% 6.16 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFOAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 244 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFOAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 244 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFOAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 439 ug/L <0.11 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFOAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 3.28 ug/L <0.11 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFOAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.92% 12.6 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFOAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 150 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFOAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 94.46% 16.8 ng/g 0.93 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
Cl-O-PFNSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >81.82% 0.11 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFEtCHxSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 28.7 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFEtCHxSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 28.7 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFBAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 21.7 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFBAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 21.7 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFBSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 237 mg/L Not detected AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
PFBSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 237 mg/L ≈20.7 mg/L AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
PFBSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 0.03 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFBSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 8.18 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFBSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 98.16% 5.37 ng/g 0.1 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFBSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.43% 47.2 ng/g 0.27 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFBSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 94.98% 156 ng/g 7.82 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFDAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute -189.92% 0.18 ng/g 0.52 ng/g ***In increase in PFDA concentration is attributed to an artifact in the chemical analysis procedure. Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFDAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >97.47% 0.79 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFDAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.75% 7.85 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFDSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 5.05 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFDSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 5.05 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFDSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.54% 1390 ng/g 6.32 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFDSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >98.43% 1.27 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFDoSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.83% 683 ng/g 1.19 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFDoAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.84% 12.5 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFHpAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 59.2 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHpAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 59.2 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHpAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 4.39 ug/L <0.22 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFHpAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 0.6 ug/L <0.22 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFHpAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.97% 35.3 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFHpSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 146 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHpSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 146 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHpSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 0.18 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFHpSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 3.79 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFHpSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 95.88% 62.8 ng/g 2.59 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFHpSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.57% 4.68 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFHpSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >66.67% 0.06 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFHxAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 12.7 mg/L Not detected AFFF formulation 2; results discussed in section 4.3.3
PFHxAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 178 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHxAHydrothermal Treatment | Lab | Other 350 °C | 180 minute 178 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFHxAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 2.56 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFHxAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 36.2 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFHxAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 340 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFHxAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 81.23% 10.1 ng/g 1.89 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFHxAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.67% 115 ng/g 0.38 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFHxSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 996 mg/L Not detected AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
PFHxSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 996 mg/L ≈66.8 mg/L AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
PFHxSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 252 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFHxSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 2.81 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFHxSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.69% 194 ng/g <0.6 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFHxSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.22% 76.5 ng/g <0.6 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFHxSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 92.83% 3960 ng/g 284 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFNSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 6.83 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFNSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 6.83 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFNSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.37% 1900 ng/g 11.9 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFNSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.98% 51.4 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFNAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.42% 1.73 ng/g <0.01 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
FOSAAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.89% 18 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFOSAHydrothermal Treatment | Lab | Other 350 °C | 90 minute <0.01 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFOSAHydrothermal Treatment | Lab | Other 350 °C | 90 minute 2.57 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFOSAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.93% 30 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFOSAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.99% 223 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFOSAHydrothermal Treatment | Lab | Soil 350 °C | 90 minute >99.93% 29.1 ng/g <0.02 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFOSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 6580 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFOSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 6580 mg/L Not detected AFFF formulation 1; results discussed in section 4.3.3
PFOSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 21 ug/L <0.01 ug/L Sample MW-008 aqueous IDW; Table 4.5.1 pg. 62/89
PFOSHydrothermal Treatment | Lab | Other 350 °C | 90 minute 10.96 ug/L <0.01 ug/L Sample MW-004 aqueous IDW; Table 4.5.1 pg. 62/89
PFOSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 95.29% 490 ng/g 23.1 ng/g Measured PFAS composition in PFAS-contaminated soil from Jacksonville NAS before and after alkaline hydrothermal treatment; Table 4.5.4 pg. 64/89
PFOSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 93.67% 22900 ng/g 1450 ng/g Measured PFAS composition in PFAS-contaminated soil from Wurtsmith AFB before and after alkaline hydrothermal treatment; Table 4.5.3 pg. 63/89
PFOSHydrothermal Treatment | Lab | Soil 350 °C | 90 minute 99.72% 7310 ng/g 20.6 ng/g Measured PFAS composition in PFAS-contaminated soil from Peterson AFB before and after alkaline hydrothermal treatment; Table 4.5.5 pg. 64/89
PFPeSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 226 mg/L Not detected AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
PFPeSHydrothermal Treatment | Lab | Other 350 °C | 180 minute 226 mg/L ≈17.6 mg/L AFFF formulation 1; Interpolated from plot (Figure 4.3.4, pg. 55/89)
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Last updated on October 15, 2024.