Specifications include, but are not limited to: A Phase I ESA in conformance with ASTM 1527Ͳ13 standards, including Vapor Encroachment Screening. The purpose of this ESA is to present an updated status of the project site as a previous Phase I was performed in 2018 and identified a REC in relation to the property. Recommendations on the next applicable steps should be included. A Phase II ESA in conformance within the TCEQ regulations associated with screening both petroleum product based and other hazardous substanceͲbased releases. The purpose for the limited ESA is to evaluate if contamination has been identified on the property and if the conditions of the property are representative of a past release that would require mitigation and reporting to the state environmental regulatory agency.