When the field visit component is deleted the study is sometimes called a Transaction Screen. Consistent with good commercial and customary practice, the appropriate level of environmental site assessment will be guided by the type of property subject to assessment, the expertise and risk tolerance of the user , and the information developed in the course of the inquiry. Sections 7 — 12 are the main body of the Phase I Environmental Site Assessment , including evaluation and report preparation. The associated reportage details the steps taken to perform site cleanup and the follow-up monitoring for residual contaminants. Pages with reference errors Pages with broken reference names All articles with unsourced statements Articles with unsourced statements from February

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There are several other report types that have some resemblance in name or degree of detail to the Phase I Environmental Site Assessment:.

Section 2 is Referenced Documents. A Phase 1 Desktop Study is often required in r1527 of a planning application. Therefore, this practice describes procedures to be followed to assist users in determining the appropriateness of using information in environmental site assessments performed more than one year prior to the date of acquisition of the property or for transactions not involving an acquisition the date of the intended transaction.

Section 3Terminology, has definitions of terms not unique to this practice, descriptions asmt astm e1527 13 unique to this practice, and acronyms.

The Phase I ESA is generally considered the first step in the process of environmental due diligence. In the United States, an environmental site assessment is a report prepared for a real estate holding that identifies potential or existing environmental contamination liabilities. Most site assessments are conducted by private companies independent of the owner or potential purchaser of the land.


Many times these studies were preparatory to understanding the nature of cleanup costs if the property was being considered ast redevelopment or change of land use. Phase III investigations aim to delineate the physical extent of contamination based on recommendations made in Phase II assessments.

Consequently, this practice does not address many additional issues raised in transactions such as atm of business entities, or astm e1527 13 therein, or of their assets, that may well involve environmental liabilities pertaining to properties previously owned or operated or other off-site environmental liabilities.

Not all aspects of this practice may be applicable in all circumstances. The analysis, often called an ESAtypically addresses both the underlying land as well as physical improvements to the property.

Phase I environmental site assessment – Wikipedia

In the United States of America demand increased dramatically for this astm e1527 13 of study in the s following judicial decisions related to liability of property owners to effect site cleanup. Due diligence requirements are determined according to the NAICS codes associated with the prior business use of the property. While there are myriad sites that have been analyzed to date within the United States, the following list will serve as examples of the subject matter:.

Appendix X5 summarizes non-scope considerations that persons may want to assess.

Phase I environmental site assessment

Section 13 of this practice identifies, for informational purposes, certain environmental conditions not an all-inclusive list that may exist on a property that are beyond the scope of this practice, but may warrant consideration by parties to a commercial real estate transaction. From Astm e1527 13, the free encyclopedia. A person not meeting one or more of those qualifications may assist in the conduct of a Phase I ESA if the individual is under the supervision or responsible charge of a person meeting the definition of an Environmental Professional when concluding such activities.


For other uses, see Level 1 disambiguation and Phase 1 disambiguation. The professional judgment of an environmental professional is, consequently, vital to the performance of all appropriate inquiries. The system of prior assessment usage is based on the following principles that should be adhered to in addition to the specific procedures set forth elsewhere in this practice:.

This document cannot replace education or experience and should be used in conjunction with professional judgment. Some parts of Europe began to conduct Phase I studies on selected properties in the s, but still lack the comprehensive attention given to virtually all major real estate transactions in the USA. Retrieved from ” https: Work Item s – proposed revisions of this standard. The appendixes are included for information and are not part of the procedures prescribed in this practice.

Many of the preparers are environmental scientists who have been trained to integrate these diverse disciplines. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Referenced Documents purchase separately The documents listed below are referenced within astm e1527 13 subject standard astm e1527 13 are not provided as part of the standard.

Environmental Protection Agency’s Superfund program. Subject to Section 4. The most frequent substances tested are petroleum hydrocarbonsheavy metalspesticidessolventsasbestos and mold. However, such information shall not be used without current investigation of conditions likely to affect recognized environmental conditions in connection with the property.