Wisconsin Code § 295.41

Definitions
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In this subchapter:
(1) “Air pollution” means the presence in the atmosphere of
one or more air contaminants in such quantities and of such duration as is injurious to human health or welfare, animal or plant
life, or property.
(2) “Applicant” means a person who applies for, or is preparing to apply for, an exploration license or a mining permit or who
files a bulk sampling plan.
(3) (a) “Approval” means, except as provided in par. (b), any
permit, license, certification, contract, or other authorization that
the department issues, or any other action by the department, that
is required for exploration, to engage in bulk sampling at a bulk
sampling site, or to construct or operate a mining site, including
any action required for any of the following:
1. The withdrawal of land entered as county forest land under s. 28.11 and any modification of, or amendment to, a county
forest land use plan necessitated by the withdrawal of the land.
2. The withdrawal of land entered as forest cropland under s.
77.10.
3. The withdrawal of land designated as managed forest land
under subch. VI of ch. 77 and any modification of, or amendment
to, a managed forest land management plan necessitated by the
withdrawal of the land.
(b) “Approval” does not include a permit, license, certification, contract, or other authorization related to the construction of
any new plant, equipment, property, or facility for the production,
transmission, delivery, or furnishing of power.
(4) “Background water quality” means the concentration of a
substance in groundwater as determined by monitoring at locations that will not be affected by a mining site.
(5) “Baseline water quality” means the concentration of a
substance in groundwater or surface water as determined by monitoring before mining operations begin.
(6) “Borrow materials” means soil or rock used in construction or reclamation activities.
(7) “Bulk sampling” means excavating in a potential mining
site by removing less than 10,000 tons of material for the purposes of obtaining site-specific data to assess the quality and
quantity of the ferrous mineral deposits and of collecting data
from and analyzing the excavated materials in order to prepare
the application for a mining permit or for any other approval.
(8) “Closing” means the time at which a mining waste site
ceases to accept mining wastes.
(9) “Closure” means the actions taken by an operator to prepare a mining waste site for long-term care and to make it suitable
for other uses.
(10) “Construct” means to engage in a program of on-site
construction, including site clearing, grading, dredging, or filling
of land.
(11) “Department” means the department of natural
resources.
(12) “Disposal” means the discharge, deposit, injection,
dumping, or placing of a substance into or on any land or water.
(14) “Environmental impact report” means a document submitted by a person seeking a mining permit that discloses environmental impacts of the proposed mining.
(15) “Environmental impact statement” means a detailed
statement under s. 1.11 (2) (c).
(16) “Environmental pollution” means contaminating or rendering unclean or impure the air, land, or waters of the state, or
making the air, land, or waters of the state injurious to public
health or animal or plant life.
(17) “Exploration license” means a license under s. 295.44.
(18) “Ferrous mineral” means an ore or earthen material in
natural deposits in or on the earth that primarily exists in the form
of an iron oxide, including taconite and hematite.
(19) “Fill area” means an area proposed to receive or that is
receiving direct application of mining waste.
(20) “Freeboard” means the height of the top of a dam above
the adjacent liquid surface within the impoundment.
(21) “Groundwater” means any of the waters of the state occurring in a saturated subsurface geological formation of rock or
soil.
(22) “Groundwater quality” means the chemical, physical, biological, thermal, or radiological quality of groundwater at a site
or within an underground aquifer.
(23) “Groundwater quality standards” means numerical values consisting of enforcement standards and preventive action
limits contained in Table 1 of s. NR 140.10, and Table 2 of s. NR
140.12, Wis. Adm. Code, and any preventive action limits for indicator parameters identified under s. NR 140.20 (2), Wis. Adm.
Code.
(24) “Leachate” means water or other liquid that has been
contaminated by dissolved or suspended materials due to contact
with refuse disposed of on the mining site.
(25) “Merchantable by-product” means all waste soil, rock,
mineral, liquid, vegetation, and other material directly resulting
from or displaced by the mining, cleaning, or preparation of minerals, during mining operations, that are determined by the department to be marketable upon a showing of marketability made
by the operator, accompanied by a verified statement by the operator of his or her intent to sell the material within 3 years from the
time it results from or is displaced by mining.
(26) “Mining” means all or part of the process involved in the
mining of a ferrous mineral, other than for exploration, including
commercial extraction, agglomeration, beneficiation, construction of roads, removal of overburden, and the production of
refuse, involving the removal of more than 15,000 tons of earth
material a year in the regular operation of a business for the purpose of extracting a ferrous mineral.
(27) “Mining permit” means the permit under s. 295.58.
(28) “Mining plan” means a proposal for mining on a mining
site, including a description of the systematic activities to be used
for the purpose of extracting ferrous minerals.

(29) “Mining site” means the surface area disturbed by mining, including the surface area from which the ferrous minerals or
refuse or both have been removed, the surface area covered by
refuse, all lands disturbed by the construction or improvement of
haulageways, and any surface areas in which structures, equipment, materials, and any other things used in the mining are
situated.
(30) “Mining waste” means tailings, waste rock, mine overburden, waste treatment sludges, or other discarded material, including solid, liquid, semi-solid, or contained gaseous material,
resulting from mining or from the cleaning or preparation of ferrous minerals during mining operations, except that “mining
waste” does not include topsoil and mine overburden intended to
be returned to the mining site or used in the reclamation process
and that is placed on the mining site for those purposes, as provided for in the approved mining plan, and does not include merchantable by-products.
(31) “Mining waste site” means any land or appurtenances
thereto used for the storage or disposal of mining waste or for the
storage of merchantable by-products, but does not include land or
appurtenances used in the production or transportation of mining
waste, such as the concentrator, haul roads, or tailings pipelines,
that are part of the mining site.
(32) “Nonferrous metallic mineral” means an ore or other
earthen material to be excavated from natural deposits on or in
the earth for its metallic content but not primarily for its iron oxide content.
(33) “Operator” means any person who is engaged in mining,
or who holds a mining permit, whether individually, jointly, or
through subsidiaries, agents, employees, or contractors.
(34) “Overburden” means any unconsolidated material that
overlies bedrock.
(35) “Person” means an individual, corporation, limited liability company, partnership, association, local governmental
agency, interstate agency, state agency, or federal agency.
(36) “Piping” means the progressive erosion of materials
from an embankment or foundation caused by the seepage of
water.
(37) “Principal shareholder” means any person who owns at
least 10 percent of the beneficial ownership of an applicant or
operator.
(38) “Reagent” means a substance or compound that is added
to a system in order to bring about a chemical reaction or is added
to see if a reaction occurs to confirm the presence of another
substance.
(39) “Reclamation” means the process by which an area
physically or environmentally affected by exploration or mining
is rehabilitated to either its original state or to a state that provides
long-term environmental stability.
(40) “Reclamation plan” means the proposal for the reclamation of an exploration site under s. 295.44 (2) (b) or a mining site
under s. 295.49.
(41) “Refuse” means all mining waste and all waste materials
deposited on or in the mining site from other sources, except merchantable by-products.
(42) “Related person” means any person that owns or operates a mining site in the United States and that is one of the following when an application for a mining permit is submitted to
the department:
(a) The parent corporation of the applicant.
(b) A person that holds more than a 30 percent ownership interest in the applicant.
(c) A subsidiary or affiliate of the applicant in which the applicant holds more than a 30 percent ownership interest.
(44) “Subsidence” means lateral or vertical ground movement caused by a failure, initiated at the mine, of a man-made underground mine, that directly damages residences or commercial
buildings, except that “subsidence” does not include lateral or
vertical ground movement caused by earthquake, landslide, soil
conditions, soil erosion, soil freezing and thawing, or roots of
trees and shrubs.
(45) “Tailings” means waste material resulting from beneficiation of crushed ferrous minerals at a concentrator or from washing, concentration, or treatment of crushed ferrous minerals.
(46) “Unsuitable” means that the land proposed for mining is
not suitable for mining because the mining activity will more
probably than not destroy or irreparably damage any of the
following:
(a) Habitat required for survival of species of vegetation or
wildlife designated as endangered through prior inclusion in rules
adopted by the department, if the endangered species cannot be
reestablished elsewhere.
(b) Unique features of the land, as determined by state or federal designation and incorporated in rules adopted by the department, as any of the following, which cannot have their unique
characteristic preserved by relocation or replacement elsewhere:
1. Wilderness areas.
2. Wild and scenic rivers.
3. National or state parks.
4. Wildlife refuges and areas.
5. Listed properties, as defined in s. 44.31 (4).
(46m) “Wastewater and sludge storage or treatment lagoon”
means a man-made containment structure that is constructed primarily of earthen materials, that is for the treatment or storage of
wastewater, storm water, or sludge, and that is not a land disposal
system, as defined in s. NR 140.05 (11), Wis. Adm. Code.
(47) “Waters of the state” has the meaning given in s. 281.01
(18).
(48) “Water supply” means the sources and their surroundings from which water is supplied for drinking or domestic
purposes.
(49) “Wetland” has the meaning given in s. 23.32 (1).

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