Code of Massachusetts Regulations
310 CMR - DEPARTMENT OF ENVIRONMENTAL PROTECTION
Title 310 CMR 40.0000 - Massachusetts Contingency Plan
Subpart C - NOTIFICATION OF RELEASES AND THREATS OF RELEASE OF OIL AND HAZARDOUS MATERIAL; IDENTIFICATION AND LISTING OF OIL AND HAZARDOUS MATERIAL
Section 40.0361 - Reportable Concentrations of Oil and Hazardous Material in Soil
Universal Citation: 310 CMR 40.0000 MA Code of Regs 40.0361
Current through Register 1531, September 27, 2024
(1) For the purpose of determining whether a notification obligation exists under 310 CMR 40.0315, measured concentrations of any oil or hazardous material listed at 310 CMR 40.1600 shall be compared to the Reportable Concentration value in the reporting category that best characterizes the current use of the site under evaluation, as described below:
(a)
Reporting Category
RCS-1. Reporting category RCS-1 shall be applied to all soil
samples obtained:
1. at or within 500 feet of
a residential dwelling, a residentially-zoned property, school, playground,
recreational area or park; or
2.
within the geographic boundaries of a groundwater resource area categorized as
RCGW-1 in
310
CMR 40.0362(1)(a).
(b)
Reporting Category
RCS-2. Reporting category RCS-2 shall be applied to all soil
samples that are not obtained from category RCS-1 areas.
(2) Reporting category RCS-1 shall be selected whenever and wherever reasonable doubts exist over the selection of the appropriate soil Reportable Concentration category.
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