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Rule Title: DEFINITIONS
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Department: ENVIRONMENTAL QUALITY
Chapter: SOLID WASTE MANAGEMENT
Subchapter: Landfill Operating Criteria
 
Latest version of the adopted rule presented in Administrative Rules of Montana (ARM):

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17.50.1102    DEFINITIONS

In this subchapter, the following definitions apply:

(1) "Active life" has the meaning given in ARM 17.50.502.

(2) "Active portion" means that part of a facility or unit that has received or is receiving wastes and that has not been closed in accordance with ARM 17.50.1403.

(3) "Aquifer" means any geologic formation, group of formations, or part of a formation capable of yielding significant quantities of ground water to wells or springs.

(4) "Class II landfill facility" has the meaning given in ARM 17.50.504.

(5) "Class III landfill facility" has the meaning given in ARM 17.50.504.

(6) "Class IV landfill facility" has the meaning given in ARM 17.50.504.

(7) "Closure" has the meaning given in ARM 17.50.502.

(8) "Conditionally exempt small quantity generator wastes" means wastes from a generator defined in 40 CFR 261.5.

(9) "Department" has the meaning given in ARM 17.50.502.

(10) "Disease vectors" means any rodents, flies, mosquitoes, or other animals, including insects, capable of transmitting disease to humans.

(11) "Existing," when used in conjunction with "Unit" or a type of unit, has the meaning given in ARM 17.50.502.

(12) "Facility" has the meaning given in ARM 17.50.502.

(13) "Gas condensate" means the liquid generated as a result of a gas recovery process at a Class II landfill unit.

(14) "Ground water" has the meaning given ARM 17.50.502.

(15) "Group II waste" has the meaning given in ARM 17.50.503.

(16) "Household waste" means any solid waste, including garbage, trash, and sanitary waste in septic tanks, derived from households, including single and multiple residences, hotels and motels, bunkhouses, ranger stations, crew quarters, campgrounds, picnic grounds, and day-use recreation areas.

(17) "Landfill" has the meaning given in ARM 17.50.502.

(18) "Lateral expansion" has the meaning given in ARM 17.50.502.

(19) "Leachate" has the meaning given in ARM 17.50.502.

(20) "Liquid waste" means any waste material that is determined to contain "free liquids,'' as defined by Method 9095B (Paint Filter Liquids Test), included in "Test Methods for Evaluating Solid Waste, Physical/Chemical Methods'' (EPA Publication No. SW-846).

(21) "Lower explosive limit" means the lowest percent by volume of a mixture of explosive gases in air that will propagate a flame at 25° C and atmospheric pressure.

(22) "New," when used in conjunction with "unit" or a type of unit, has the meaning given in ARM 17.50.502.

(23) "Open burning" means the combustion of solid waste without:

(a) control of combustion air to maintain adequate temperature for efficient combustion;

(b) containment of the combustion reaction in an enclosed device to provide sufficient residence time and mixing for complete combustion; and

(c) control of the emission of the combustion products.

(24) "Operator" has the meaning given in ARM 17.50.502.

(25) "Owner" has the meaning given in ARM 17.50.502.

(26) "Post-closure care" has the meaning given in ARM 17.50.502.

(27) "Regulated hazardous waste" has the meaning given in ARM 17.50.502. (28) "Run-off" means any rainwater, leachate, or other liquid that drains over land from any part of a facility.

(29) "Run-on" means any rainwater, leachate, or other liquid that drains over land onto any part of a facility.

(30) "Special waste" has the meaning given in ARM 17.50.502.

(31) "Transfer station" means a solid waste management facility that can have a combination of structures, machinery, or devices, where solid waste is taken from collection vehicles (public, commercial, or private) and placed in other transportation units for movement to another solid waste management facility.

(32) "Unit" has the meaning given in ARM 17.50.502.

(33) "Uppermost aquifer" means the geologic formation nearest the natural ground surface that is an aquifer, as well as lower aquifers that are hydraulically interconnected with this aquifer within a facility's property boundary.

(34) "Wetlands" has the meaning given in 40 CFR 232.2.

History: 75-10-204, MCA; IMP, 75-10-204, MCA; NEW, 2010 MAR p. 317, Eff. 2/12/10.


 

 
MAR Notices Effective From Effective To History Notes
17-284 2/12/2010 Current History: 75-10-204, MCA; IMP, 75-10-204, MCA; NEW, 2010 MAR p. 317, Eff. 2/12/10.
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