Caltha LLP Project Summary

Project: Phase 2 Vapor Intrusion Testing To Meet SBA Lender Requirements
Prospective Buyer 

Key Elements: Phase 2 Site investigation, Soil Vapor IntrusionTier I Vapor Encroachment Screening Assessment, ASTM E2600-10

Overview: Caltha LLP conducted a Phase 2 Environmental Site Assessment for this commercial property located in a historic downtown district of a southern Minnesota city. Phase 2 was conducted to meet the requirements of the Bank and the Small Business Administration (SBA) 504 Loan Program. The Phase 1 ESA on the property determined that several potential soil vapor intrusion sources were located on and near the site. The Phase 2 collected subslab soil vapor samples to determine if vapor encroachment was a significant risk that could affect the future use of the property. The testing was conducted in accordance with Minnesota Pollution Control Agency (MPCA)  “Vapor Intrusion Assessments Performed During Site Investigations. Guidance Document 4-01a.

The Phase 1 environmental also included a Tier I Vapor Encroachment Screening Assessment conducted in accordance with ASTM Standard E2600-10. Numerous current and historic vapor sources were identified in the area. The screening assessment determined which, if any, could be a potential soil vapor encroachment risk for the property being assessed.


Canister Used For Subslab Soil Vapor Testing To Evaluation Soil Vapor Encroachment potential

Canister Used For Subslab Soil Vapor Sampling


Click here for more information on Caltha’s Environmental Assessment Services for commercial and industrial property transfer.

Caltha LLP | Your Environmental Site Assessment and Remediation Partner


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