For the purpose of this chapter, certain terms or words used herein are defined as follows:
A. 
The present tense includes the future tense.
B. 
The singular number includes the plural and the plural number includes the singular.
C. 
The word "shall" is mandatory and the term "may" is permissive.
As used in this chapter, the following terms shall have the meanings indicated:
AGRICULTURAL PURPOSES
Commercial agricultural activities, including but not limited to irrigation of crops, watering of livestock, and food production, processing or packaging.
AQUIFER
A geological formation, group of formations or part of a formation capable of a sustainable yield of significant amount of water to a well or spring.
CLEANUP OR REMEDIATION
To clean up, mitigate, correct, abate, minimize, eliminate, control, or prevent a release of a regulated substance into the environment, in order to protect the present or future health, safety, welfare or the environment, including preliminary actions to study or assess the release.
CONTROL
To apply engineering measurers, such as capping or treatment, or institutional measures, such as deed restrictions, to sites with contaminated media.
GROUNDWATER
Water below the land surface in a zone of saturation.
INDUSTRIAL ACTIVITY
Commercial, manufacturing, public utility, mining or any other activity done to further either the development, manufacturing or distribution of goods and services, intermediate and final products and solid waste created during such activities, including but not limited to administration of business activities, research and development, warehousing, shipping, transport, remanufacturing, stockpiling of raw materials, storage, repair and maintenance of commercial machinery and equipment and solid waste management.
INSTITUTIONAL CONTROLS
A measure undertaken to limit or prohibit certain activities that may interfere with the integrity of a remedial action or result in exposure to regulated substances at a site. These include, but are not limited to, fencing or restrictions on the future use of a site.
MITIGATION MEASURES
Any remediation action performed by a person prior to or during implementation of a remediation plan with the intent to protect human health and the environment.
MSC
Medium-specific concentration.
MUNICIPALITY
A township, borough, city, incorporated village or home rule municipality. This term shall not include a county.
SITE
The extent of contamination originating within the property boundaries and all areas in close proximity to the contamination necessary for the implementation of remediation activities to be conducted under Pennsylvania Act 2 of 1995.