The following words have the following meanings for the purposes of implementing the Critical Area Program and the Zoning Ordinance, and the singular always include the plural, and vice versa, except where such construction would be unreasonable:
ABATEMENTThe act of putting an end to a land alteration or development activity or reducing the degree or intensity of the alteration or activity.
ACCESSORY STRUCTUREA structure that is detached from the principal structure, located on the same lot and clearly incidental and subordinate to a principal structure or, if there is no principal structure on the lot, a structure that is customarily incidental and subordinate to a principal structure.
ADDITIONA newly constructed area that increases the size of a structure.
AFFORESTATIONThe establishment of a tree crop on an area from which it has always or very long been absent, or the planting of open areas which are not presently in forest cover.
AGRICULTUREAll methods of production and management of livestock, crops, vegetation, and soil. This includes, but is not limited to, the related activities of tillage, fertilization, pest control, harvesting, and marketing. It also includes, but is not limited to, the activities of feeding, housing, and maintaining of animals such as cattle, dairy cows, sheep, goats, hogs, horses, and poultry and handling their by-products.
ANADROMOUS FISHFish that travel upstream (from their primary habitat in the ocean) to freshwater in order to spawn.
ANADROMOUS FISH PROPAGATION WATERSThose streams that are tributary to the Chesapeake Bay and Atlantic Coastal Bays in which the spawning of anadromous species of fish (e.g., rockfish, striped bass, yellow perch, white perch, shad, and river herring) occurs or has occurred. The streams are identified by the Department of Natural Resources.
AQUACULTUREA. Farming or culturing of finfish, shellfish, other aquatic plants or animals or both, in lakes, streams, inlets, estuaries, and other natural or artificial water bodies or impoundments;
B. Activities include hatching, cultivating, planting, feeding, raising, and harvesting of aquatic plants and animals and the maintenance and construction of necessary equipment, buildings, and growing areas; and
C. Cultivation methods include, but are not limited to, seed or larvae development and grow-out facilities, fish ponds, shellfish rafts, rack and longlines, seaweed floats and the culture of clams and oysters on tidelands and subtidal areas.
D. For the purpose of this definition, related activities such as wholesale and retail sales, processing and product storage facilities are not considered aquacultural practices.
BEST MANAGEMENT PRACTICES (BMPs)Conservation practices or systems of practices and management measures that control soil loss and reduce water quality degradation caused by nutrients, animal waste, toxics and sediment. Agricultural BMPs include, but are not limited to, strip cropping, terracing, contour stripping, grass waterways, animal waste structures, ponds, minimal tillage, grass and naturally vegetated filter strips, and proper nutrient application measures.
BUFFERArea that, based on conditions at the time of development, is immediately landward from mean high water of tidal waterways, the edge of bank of a tributary stream, or the edge of a tidal wetland; and the area exists in, or is established in, natural vegetation to protect a stream, tidal wetland, tidal waters or terrestrial environments from human disturbance. The buffer includes an area of at least 100 feet even if that area was previously disturbed by human activity or is currently developed and also includes any expansion for contiguous sensitive areas, such as a steep slope, hydric soil, highly erodible soil, nontidal wetland, or a nontidal wetland of special state concern as defined in COMAR
26.23.01.01.
BUFFER MANAGEMENT PLANIncludes a major buffer management plan, a minor buffer management plan, and a simplified buffer management plan.
CANOPY TREEA tree that when mature commonly reaches a height of at least 35 feet.
CLUSTER DEVELOPMENTA residential development in which dwelling units are concentrated in a selected area or selected areas of the development tract so as to provide natural habitat or other open space uses on the remainder.
COLONIAL NESTING WATER BIRDSHerons, egrets, terns, and glossy ibis. For the purposes of nesting, these birds congregate (that is, colonize) in relatively few areas, at which time, the regional populations of these species are highly susceptible to local disturbances.
COMARThe Code of Maryland Regulations, as from time to time amended, including any successor provisions.
COMMUNITY PIERSBoat-docking facilities associated with subdivisions or similar residential areas, and with condominium, apartment and other multiple-family dwelling units. Private piers are excluded from this definition.
COMPREHENSIVE OR MASTER PLANA compilation of policy statements, goals, standards, maps and pertinent data relative to the past, present and future trends of the local jurisdiction, including, but not limited to, its population, housing, economics, social patterns, land uses, water resources and their use, transportation facilities and public facilities prepared by or for the planning board, agency or office.
CONSERVATION EASEMENTA nonpossessory interest in land which restricts the manner in which the land may be developed in an effort to reserve natural resources for future use.
CONSOLIDATIONA combination of any legal parcel of land or recorded legally buildable lot into fewer lots or parcels than originally existed. An application for consolidation may include a subdivision, lot line abandonment, boundary line adjustment, replatting request, or lot line adjustment.
CRITICAL AREAAll lands and waters defined in Natural Resources Article § 8-1807, Annotated Code of Maryland. They include:
A. All waters of and lands under the Chesapeake Bay and Atlantic Coastal Bays and their tributaries to the head of tide;
B. All state and private wetlands designated under Title
16 of the Environment Article, Annotated Code of Maryland;
C. All land and water areas within 1,000 feet beyond the landward boundaries of state or private wetlands and the heads of tides designated under Environment Article Title 16, Annotated Code of Maryland; and
D. Modification to these areas through inclusions or exclusions proposed by local jurisdictions and approved by the Critical Area Commission as specified in Natural Resources Article § 8-1807, Annotated Code of Maryland.
DENSITYThe number of dwelling units per acre within a defined and measurable area.
DEVELOPED WOODLANDSAn area of trees or of trees and natural vegetation that is interspersed with residential, commercial, industrial or recreational development.
DEVELOPMENT ACTIVITIESThe construction or substantial alteration of residential, commercial, industrial, institutional or transportation facilities or structures.
DISTURBANCEAn alteration or change to the land. It includes any amount of clearing, grading, or construction activity. Disturbance does not include gardening or maintaining an existing grass lawn.
DWELLING UNITA single unit providing complete, independent living facilities for at least one person, including permanent provisions for sanitation, cooking, eating, sleeping, and other activities routinely associated with daily life. Dwelling unit includes living quarters for a domestic or other employee or tenant, an in-law or accessory apartment, a guest house, or a caretaker residence.
ENDANGERED SPECIESAny species of fish, wildlife, or plants that have been designated as endangered by regulation by the Department of Natural Resources. Designation occurs when the continued existence of these species as viable components of the state's resources are determined to be in jeopardy. This includes any species determined to be an endangered species pursuant to the Federal Endangered Species Act,
16 U.S.C. § et seq., as amended.
ESTABLISHMENTThe planting or regeneration of native vegetation throughout the buffer.
FINANCIAL ASSURANCEA performance bond, letter of credit, cash deposit, insurance policy, or other instrument of security acceptable to the Town.
FISHERIES ACTIVITIESCommercial, water-dependent fisheries facilities, including structures for the parking, processing, canning, or freezing of finfish, crustaceans, mollusks, and amphibians and reptiles and also including related activities such as wholesale and retail sales product storage facilities, crab shedding, off-loading docks, shellfish culture operations, and shore-based facilities necessary for aquacultural operations.
FORESTA biological community dominated by trees and other woody plants covering a land area of 10,000 square feet or greater. Forest includes areas that have at least 100 trees per acre with at least 50% of those trees having two-inch or greater diameter at 4.5 feet above the ground and forest areas that have been cut, but not cleared. Forest does not include orchards.
FULLY ESTABLISHEDThe buffer contains as much diverse, native vegetation as necessary to support a firm and stable riparian habitat capable of self-sustaining growth and regeneration.
GROWTH ALLOCATIONThe number of acres of land in the Critical Area that the Town may use, or St. Mary's County may allocate to the Town to use, to create new IDAs and new LDA. The growth allocation acreage is 5% of the total RCA acreage in the Town at the time the Critical Area Commission approved the Town's original Critical Area Program, not including tidal wetlands, plus additional acres as allocated by St. Mary's County to the Town of Leonardtown.
HABITAT PROTECTION PLAN (HPP)A plan that provides for the protection and conservation of the species and habitats identified as HPAs in the critical area. The HPA shall be specific to the site or area where the species or its habitat is located and shall address all aspects of a proposed development activity that may affect the continued presence of the species. These include, but are not limited to, cutting, clearing, alterations of natural hydrology, and increases in lot coverage. In developing the HPA, an applicant shall coordinate with the Department of Natural Resources to ensure that the HPA is adequate to provide for long-term conservation and can be effectively implemented on the specific site.
HIGHLY ERODIBLE SOILSThose soils with a slope greater than 15%; or those soils with a K value greater than .35 and with slopes greater than 5%.
HISTORIC WATERFOWL STAGING AND CONCENTRATION AREAAn area of open water and adjacent marshes where waterfowl gather during migration and throughout the winter season. These areas are historic in the sense that their location is common knowledge and because these areas have been used regularly during recent times.
HYDRIC SOILSSoils that are wet frequently enough to periodically produce anaerobic conditions, thereby influencing the species composition of growth, or both, of plants on those soils.
IN-KIND REPLACEMENTThe replacement of a structure with another structure that is smaller than or identical to the original structure in footprint area, width, length, and use.
INTENSELY DEVELOPED AREA (IDA)An area of at least 20 acres or the entire upland portion of the critical area within a municipal corporation, whichever is less, where residential, commercial, institutional, or industrial developed land uses predominate; and a relatively small amount of natural habitat occurs. These areas include an area with a housing density of at least four dwelling units per acre and/or an area with public water and sewer systems with a housing density of more than three dwelling units per acre.
LAND CLEARINGAny activity that removes the vegetative ground cover.
LIMITED DEVELOPMENT AREA (LDA)An area with a housing density ranging from one dwelling unit per five acres up to four dwelling units per acre; with a public water or sewer system; that is not dominated by agricultural land, wetland, forests, barren land, surface water, or open space; or that is less than 20 acres and otherwise qualifies as an IDA under the definition in this chapter.
LOCAL SIGNIFICANCEDevelopment of a minor scale, which causes environmental or economic consequences that are largely confined to the immediate area of the parcel of land on which it is located; does not substantially affect the Town's Critical Area Program; and is not considered to be major development as defined in this chapter.
LOT COVERAGEThe percentage of a total lot or parcel that is occupied by a structure, accessory structure, parking area, driveway, walkway, or roadway; or covered with a paver, walkway gravel, stone, shell, impermeable decking, a paver, permeable pavement, or other any man-made material. Lot coverage includes the ground area covered or occupied by a stairway or impermeable deck, but does not include a fence or wall that is less than one foot in width that has not been constructed with a footer; a walkway in the buffer or expanded buffer, including a stairway, that provides direct access to a community or private pier; a wood mulch pathway; or a deck with gaps to allow water to pass freely.
MAJOR DEVELOPMENTDevelopment of a scale that may cause state-wide, regional, or interjurisdictional, environmental or economic effects in the critical area, or which may cause substantial impacts to the critical area of a local jurisdiction. This development includes, but is not limited to, airports, power plants, wastewater treatment plants, highways, regional utility transmission facilities, prisons, hospitals, public housing projects, public beaches, and intensely developed park and recreation facilities.
MARINAAny facility for the mooring, berthing, storing, or securing of watercraft, but not including community piers and other noncommercial boat docking and storage facilities.
MITIGATIONAn action taken to compensate for adverse impacts to the environment resulting from development, development activity, or a change in land use or intensity.
MODIFIED BUFFER AREA (MBA)An area officially mapped by the Town and approved by the Critical Area Commission as an MBA, where it has been sufficiently demonstrated that the existing pattern of residential, industrial, commercial, institutional, or recreational development prevents the buffer from fulfilling its water quality and habitat functions, and where development in accordance with specific MBA provisions can be permitted in the buffer without a variance.
NATIVE PLANTA species that is indigenous to the physiographic area in Maryland where the planting is proposed.
NATURAL HERITAGE AREAAny community of plants or animals which are considered to be among the best statewide examples of their kind, and are designated by regulation by the Department of Natural Resources.
NATURAL REGENERATIONThe natural establishment of trees and other vegetation with at least 400 free-to-grow seedlings per acre, which are capable of reaching a height of at least 20 feet at maturity.
NEW DEVELOPMENTFor purposes of implementing specific provisions of this chapter, new developments (as opposed to redevelopment) means a development activity that takes place on a property with predevelopment imperviousness (in IDA) or lot coverage (LDA and RCA) of less than 15% as of December 1, 1985.
NONTIDAL WETLANDSThose areas regulated under Environment Article Subtitle 26, Annotated Code of Maryland, that are inundated or saturated by surface water or groundwater at a frequency and duration sufficient to support, and that under normal circumstances does support, a prevalence of vegetation typically adapted for life in saturated soil conditions, commonly known as "hydrophytic vegetation." The determination of whether an area is a nontidal wetland shall be made in accordance with the publication known as the "Federal Manual for Identifying and Delineating Jurisdictional Wetlands," published in 1989, and as may be amended. Nontidal wetlands do not include tidal wetlands regulated under Environment Article Title 16, Annotated Code of Maryland.
PERSONAn individual, partnership, corporation, contractor, property owner, or any other person or entity.
PHYSIOGRAPHIC FEATURESThe soils, topography, land slope and aspect, and local climate that influence the form and species composition of plant communities.
PIERAny pier, wharf, dock, walkway, bulkhead, breakwater, piles or other similar structure. Pier does not include any structure on pilings or stilts that was originally constructed beyond the landward boundaries of state or private wetlands.
PLANT HABITATA community of plants commonly identifiable by the composition of its vegetation and its physiographic characteristics.
PORTA facility or area established or designated by the state or local jurisdictions for purposes of waterborne commerce.
PRINCIPAL STRUCTUREThe primary or predominant structure on any lot or parcel. For residential parcels or lots, the principal structure is the primary dwelling.
PROPERTY OWNERA person holding title to a property or two or more persons holding title to a property under any form of joint ownership.
RECONFIGURATIONA change of the configuration of an existing lot or parcel line of any legal parcel of land or recorded legally buildable lot. An application for reconfiguration may include a subdivision, a lot line adjustment, a boundary line adjustment, a replatting request, or a revision of acreage to increase density.
REDEVELOPMENTThe process of developing land which is or has been developed. For purposes of implementing specific provisions of this chapter, redevelopment (as opposed to new development) means a development activity that takes place on property with predevelopment imperviousness (in IDA) or lot coverage (in LDA and RCA) of 15% or greater.
REFORESTATIONThe establishment of a forest through artificial reproduction or natural regeneration.
RESOURCE CONSERVATION AREA (RCA)An area that is characterized by nature-dominated environments, such as wetlands, surface water, forests, and open space; and resource-based activities, such as agriculture, forestry, fisheries, or aquaculture. Resource conservation areas include areas with a housing density of less than one dwelling per five acres.
RESTORATIONThe act of returning a site or area to an original state or any action that reestablishes all or a portion of the ecological structure and functions of a site or area.
ROADA. "Road" means a public thoroughfare under the jurisdiction of the state, a county, a municipal corporation, or any other public body.
B. "Road" does not include a drive aisle or driveway.
SPECIES IN NEED OF CONSERVATIONThose fish and wildlife whose continued existence as part of the state's resources are in question and which may be designated by regulation by the Department of Natural Resources as in need of conservation pursuant to the requirements of Natural Resources Article §§ 10-2A-06 and 4-2A-03, Annotated Code of Maryland.
STRUCTUREBuilding or construction materials, or a combination of those materials that are purposely assembled or joined together on or over land or water. Structure includes a temporary or permanent fixed or floating pier, piling, deck, walkway, dwelling, building, boathouse, platform, gazebo, or shelter for the purpose of marine access, navigation, working, eating, sleeping, or recreating.
SUBDIVISION REGULATIONSChapter
131, Subdivision Regulations, of the Code of the Town of Leonardtown, as amended from time to time.
TOWN or THE TOWNThe Commissioners of Leonardtown, a Maryland municipal corporation.
TRIBUTARY STREAMA perennial stream or intermittent stream within the Critical Area that has been identified by site inspection or in accordance with local chapter procedures approved by the Critical Area Commission.
UNWARRANTED HARDSHIPWithout a variance, an applicant would be denied reasonable and significant use of the entire parcel or lot for which the variance is requested.
UTILITY TRANSMISSION FACILITIESFixed structures that convey or distribute resources, wastes, or both, including but not limited to electrical lines, water conduits and sewer lines.
WATER-DEPENDENT FACILITIESThose structures or works associated with industrial, maritime, recreational, educational, or fisheries activities that require location at or near the shoreline within the buffer. An activity is water-dependent if it cannot exist outside the buffer and is dependent on the water by reason of the intrinsic nature of its operation. Such activities include, but are not limited to, ports, the intake and outfall structures of power plants, water-use industries, marinas and other boat-docking structures, public beaches and other public water-oriented recreation areas, and fisheries activities.
WATER-USE INDUSTRYAn industry that requires location near the shoreline because it utilizes surface waters for cooling or other internal purposes.
WATERFOWLBirds that frequent and often swim in water, nest, and raise their young near water, and derive at least part of their food from aquatic plants and animals.
WILDLIFE CORRIDORA strip of land having vegetation that provides habitat and safe passage for wildlife.
WILDLIFE HABITATThose plant communities and physiographic features that provide food, water, cover, and nesting areas, as well as foraging and feeding conditions necessary to maintain populations of animals in the critical area.
ZONING ORDINANCEChapter
155, Zoning, of the Code of the Town of Leonardtown, as amended from time to time.