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Home My WebLink AboutDERR-2024-008800Page 1 of 3 SSCL Calculator Prepared for:SSCL Calculator Prepared by: Site name: Site address: Facility ID: Release ID: Contact name: Contact phone: Contact e-mail: Site-Specific Cleanup Levels* for Commercial/ Industrial Receptors Air Groundwater Soil SSCLair SSCLwing SSCLwesp SSCLwamb SSCLs-leach SSCLsesp SSCLsamb SSCLss (See Eq. D.1)(See Eq. D.2)(See Eq. D.3)(See Eq. D.4)(See Eq. D.5)(See Eq. D.6)(See Eq. D.7)(See Eq. D.8) Air Groundwater Groundwater Groundwater Subsurface soil Subsurface soil Subsurface soil Surface Soil Inhalation Ingestion Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Leaching to groundwater (groundwater ingestion) Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Ingestion of soil, inhalation of vapors and particles, and dermal contact µg/m3 air µg/m3 air mg/L water mg/L water mg/L water mg/L water mg/kg soil mg/kg soil mg/kg soil mg/kg soil mg/kg soil Benzene (71-43-2)c 4.93E-01 9.87E-03 3.53E+00 2.83E+02 4.30E-03 6.68E-01 2.00E-01 5.13E+00 Toluene (108-88-3)nc 7.31E+03 8.18E+00 5.27E+04 4.78E+06 7.26E+00 1.72E+04 5.14E+03 5.37E+03 Ethylbenzene (100-41-4)nc 1.48E+03 1.02E+01 1.09E+04 1.07E+06 1.82E+01 6.16E+03 1.84E+03 6.21E+03 Xylenes (1330-20-7)nc 1.48E+02 2.04E+01 1.12E+03 9.37E+04 3.93E+01 8.90E+02 2.66E+02 4.62E+03 Naphthalene (91-20-3)nc 4.39E+00 2.04E+00 2.03E+02 3.30E+03 5.46E+00 4.59E+02 1.37E+02 7.92E+02 MTBE (1634-04-04)nc 4.38E+03 5.11E-01 3.25E+04 2.62E+05 1.13E-01 6.50E+03 1.95E+03 3.40E+02 Alkyl benzenes (C9-C10) [average values]nc 3.07E+02 4.09E+00 2.36E+03 2.30E+05 1.60E+01 2.98E+03 8.91E+02 2.37E+03 29.3 TP-3 (2'-3') Alkyl naphthalenes (C11-C13) [average values]nc 3.07E+02 4.09E+00 1.34E+04 2.25E+05 8.57E+01 2.38E+05 7.12E+04 1.86E+04 0.15 Non-detect in all samples Total PAHs (C12-C22) [average values]nc 1.53E+02 3.07E+00 1.05E+03 5.20E+04 5.68E+02 1.24E+05 3.71E+04 1.32E+04 5.14 TP-2 (5'-6') Aliphatics (C5-C6) [Hexane (110-54-3)]nc 3.07E+02 6.13E+00 1.41E+03 2.07E+05 2.49E+01 2.27E+01 6.80E+00 3.19E+03 5.08 TP-3 (2'-3') Aliphatics (C7-C8) [Heptane (142-82-5)]nc 3.07E+02 6.13E+00 1.70E+03 2.51E+05 8.15E+01 5.07E+01 1.52E+01 3.19E+03 6.93 TP-3 (2'-3') Aliphatics (C9-C10) [Nonane (111-84-2)]nc 1.48E+03 1.02E+01 9.59E+03 1.41E+06 1.03E+03 9.31E+02 2.79E+02 6.21E+03 5.85 TP-2 (5'-6') Aliphatics (C11-C12) [Undecane (1120-21-4)]nc 1.48E+03 1.02E+01 1.09E+04 1.61E+06 9.59E+03 1.21E+04 3.62E+03 6.28E+03 26.8 TP-3 (2'-3') Aliphatics (C13-C16) [Hexadecane (544-76-3)]nc 1.48E+03 1.02E+01 1.26E+04 1.85E+06 1.50E+05 2.21E+05 6.62E+04 6.68E+03 1330 TP-2 (5'-6') Aliphatics (C17-C21) [Heptadecane (629-78-7)]nc 1.02E+04 2.04E+02 1.04E+05 1.53E+07 2.41E+08 2.14E+08 6.39E+07 1.36E+05 320 TP-3 (2'-3') Aliphatics (C22-C35) [Heptadecane (629-78-7)]nc 1.02E+04 2.04E+02 1.04E+05 1.53E+07 2.41E+08 2.14E+08 6.39E+07 1.36E+05 1400 TP-3 (2'-3') 435-760-8269 BD@wasatch-environmental.com Blake Downey C-0268 Wasatch Environmental 435-760-8269 BD@wasatch-environmental.com Date prepared:7/3/2024 Sommers Auto Wrecking 647 W 3300 S Blake Downey Soil Comments (e.g. Sample ID, Sample Depth, Sample Date, etc.) Highest Soil Concentrations Remaining at the Site Name: Company, Agency, other: Phone: E-mail: UST Consultant Cert. #: Highest Air Concentrations Remaining at the Site Air Comments (e.g. Sample ID, Sample Date, etc.) Groundwater Comments (e.g. Sample ID, Sample Date, etc.)Chemical Name (CAS #) Pr i m a r y C h e m i c a l s o f C o n c e r n To t a l P e t r o l e u m H y d r o c a r b o n F r a c t i o n s Highest Groundwater Concentrations Remaining at the Site DERRsRBCASSCCalculatorv Page 1 of 3 7/8/2024 12:19 PM Dr a f t Page 2 of 3 Site-Specific Cleanup Levels* for Commercial/ Industrial Receptors Air Groundwater Soil SSCLair SSCLwing SSCLwesp SSCLwamb SSCLs-leach SSCLsesp SSCLsamb SSCLss (See Eq. D.1)(See Eq. D.2)(See Eq. D.3)(See Eq. D.4)(See Eq. D.5)(See Eq. D.6)(See Eq. D.7)(See Eq. D.8) Air Groundwater Groundwater Groundwater Subsurface soil Subsurface soil Subsurface soil Surface Soil Inhalation Ingestion Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Leaching to groundwater (groundwater ingestion) Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Ingestion of soil, inhalation of vapors and particles, and dermal contact µg/m3 air µg/m3 air mg/L water mg/L water mg/L water mg/L water mg/kg soil mg/kg soil mg/kg soil mg/kg soil mg/kg soil Soil Comments (e.g. Sample ID, Sample Depth, Sample Date, etc.) Highest Soil Concentrations Remaining at the Site Highest Air Concentrations Remaining at the Site Air Comments (e.g. Sample ID, Sample Date, etc.) Groundwater Comments (e.g. Sample ID, Sample Date, etc.)Chemical Name (CAS #) Highest Groundwater Concentrations Remaining at the Site Acenaphthylene (208-96-8)nc 1.53E+02 3.07E+00 1.43E+04 1.15E+05 2.56E+01 1.07E+05 3.21E+04 1.31E+04 Acenaphthene (83-32-9)nc 8.69E+01 6.13E+00 7.43E+03 6.36E+04 4.41E+01 4.80E+04 1.44E+04 1.74E+04 Fluorene (86-73-7)nc 5.62E+01 4.09E+00 5.26E+03 4.02E+04 4.77E+01 5.54E+04 1.66E+04 1.29E+04 Phenanthrene (85-01-8)nc 1.53E+02 3.07E+00 1.66E+04 1.16E+05 7.40E+01 3.63E+05 1.09E+05 1.42E+04 Anthracene (120-12-7)nc 4.38E+02 3.07E+01 4.52E+04 3.19E+05 7.00E+02 9.37E+05 2.80E+05 1.12E+05 Fluoranthene (206-44-0)nc 5.83E+01 4.09E+00 7.73E+03 5.16E+04 3.35E+02 5.77E+05 1.73E+05 1.76E+04 Pyrene (129-00-0)nc 4.38E+01 3.07E+00 5.13E+03 3.41E+04 2.32E+02 3.54E+05 1.06E+05 1.30E+04 Benz(a)Anthracene (56-55-3)c 1.96E-01 3.92E-04 1.85E+01 1.23E+02 1.18E-01 5.05E+03 1.51E+03 2.00E+00 Chrysene (218-01-09)c 1.96E+00 3.92E-02 2.70E+02 1.78E+03 9.40E+00 5.89E+04 1.76E+04 1.95E+02 Benzo(b)Fluoranthene (205-99-2)c 1.96E-02 3.92E-04 2.92E+00 1.98E+01 9.58E-02 6.50E+02 1.94E+02 1.95E+00 Benzo(k)-Fluoranthene (207-08-09)c 1.96E-01 3.92E-03 3.04E+01 1.98E+02 1.40E+00 9.87E+03 2.96E+03 1.96E+01 Benzo(a)-Pyrene (50-32-8)c 2.35E-03 3.92E-05 2.24E-01 1.47E+00 1.51E-02 7.89E+01 2.36E+01 1.96E-01 Indeno(1, 2, 3-Cd)Pyrene (193-39- 5)c 2.35E-02 3.92E-04 1.14E+03 1.16E+03 9.30E-03 2.57E+04 2.56E+04 1.88E+00 Dibenzo-(a, h)Anthracene (53-70- 3)c 2.35E-02 3.92E-04 3.86E+00 2.52E+01 8.55E-01 7.66E+03 2.30E+03 1.99E+00 Benzo (g, h, i)-Perylene (191-24-2)nc 1.53E+02 3.07E+00 2.37E+04 1.55E+05 2.81E+03 1.98E+07 5.92E+06 1.55E+04 Not used c Not used Not used Not used Not used Not used Not used Not used Not used Not used c Not used Not used Not used Not used Not used Not used Not used Not used Not used c Not used Not used Not used Not used Not used Not used Not used Not used Not used c Not used Not used Not used Not used Not used Not used Not used Not used Not used c Not used Not used Not used Not used Not used Not used Not used Not used Not used c Not used Not used Not used Not used Not used Not used Not used Not usedAd d i t i o n a l C h e m i c a l s o f C o n c e r n (c a r c i n o g e n t s ) In d i v i d u a l P o l y n u c l e a r A r o m a t i c H y d r o c a r b o n s ( P A H s ) DERRsRBCASSCCalculatorv Page 2 of 3 7/8/2024 12:19 PM Dr a f t Page 3 of 3 Site-Specific Cleanup Levels* for Commercial/ Industrial Receptors Air Groundwater Soil SSCLair SSCLwing SSCLwesp SSCLwamb SSCLs-leach SSCLsesp SSCLsamb SSCLss (See Eq. D.1)(See Eq. D.2)(See Eq. D.3)(See Eq. D.4)(See Eq. D.5)(See Eq. D.6)(See Eq. D.7)(See Eq. D.8) Air Groundwater Groundwater Groundwater Subsurface soil Subsurface soil Subsurface soil Surface Soil Inhalation Ingestion Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Leaching to groundwater (groundwater ingestion) Indoor air (enclosed space) vapor inhalation Outdoor air (ambient) vapor inhalation Ingestion of soil, inhalation of vapors and particles, and dermal contact µg/m3 air µg/m3 air mg/L water mg/L water mg/L water mg/L water mg/kg soil mg/kg soil mg/kg soil mg/kg soil mg/kg soil Soil Comments (e.g. Sample ID, Sample Depth, Sample Date, etc.) Highest Soil Concentrations Remaining at the Site Highest Air Concentrations Remaining at the Site Air Comments (e.g. Sample ID, Sample Date, etc.) Groundwater Comments (e.g. Sample ID, Sample Date, etc.)Chemical Name (CAS #) Highest Groundwater Concentrations Remaining at the Site Not used nc Not used Not used Not used Not used Not used Not used Not used Not used Not used nc Not used Not used Not used Not used Not used Not used Not used Not used Not used nc Not used Not used Not used Not used Not used Not used Not used Not used Not used nc Not used Not used Not used Not used Not used Not used Not used Not used Not used nc Not used Not used Not used Not used Not used Not used Not used Not used Not used nc Not used Not used Not used Not used Not used Not used Not used Not used * - Site-Specific Cleanup Levels assume a Natural Attenuation Factor of 1 (i.e. no natural attenuation). c - carcinogen; nc - non-carcinogen Site-specific Parameters used in Calculations Parameter Comments Soil Receptor i Lgw Ls Pavement Precip. Soil Zone W inches/year Not applicable ft Units Not applicable Not applicable ft-vertical/ft-lateral ft Not applicable ft 15.38 Yes 145 Value Clay Commercial/ Industrial 0.07 5 0.1 UNPAVED: contamination beneath bare soils Depth to groundwater Hydraulic gradient Select the most sensitive Receptor that is present at the site Soil type representative of site Description Width of contaminated source area parallel to groundwater flow or wind direction Annual precipitation Is contamination present in the saturated zone? Is contamination beneath pavement or bare soils? Depth to contaminated soil Ad d i t i o n a l C h e m i c a l s o f C o n c e r n (n o n - c a r c i n o g e n t s ) DERRsRBCASSCCalculatorv Page 3 of 3 7/8/2024 12:19 PM Dr a f t