[Ord. 2012-144, 8/9/2012, § 201]
ADAMS COUNTY CONSERVATION DISTRICT
As defined in § 3(c) of the Conservation District
Law [3 P.S. § 851(c)] that has the authority under a delegation
agreement executed with DEP to administer and enforce all or a portion
of the regulations promulgated under 25 Pa.Code [Chapter] 102.
AGRICULTURAL ACTIVITY
Activities associated with agriculture such as agricultural
cultivation, agricultural operation, and animal heavy use areas. This
includes the work of producing crops including tillage, land clearing,
plowing, disking, harrowing, planting, harvesting crops or pasturing
and raising of livestock and installation of conservation measures.
Construction of new buildings or impervious area is not considered
an agricultural activity.
APPLICANT
A landowner, developer, or other person who has filed an
application to the municipality for approval to engage in any regulated
activity at a project site in the Township.
BEST MANAGEMENT PRACTICE (BMP)
Activities, facilities, designs, measures, or procedures
used to manage stormwater impacts from regulated activities, to meet
state water quality requirements, to promote groundwater recharge,
and to otherwise meet the purposes of this chapter.
BEST MANAGEMENT PRACTICE, STRUCTURAL
Measures consisting of a physical device or practice that
is installed to capture and treat stormwater runoff. Structural BMPs
include, but are not limited to, a wide variety of practices and devices,
from large-scale retention ponds and constructed wetlands, to small-scale
underground treatment systems, infiltration facilities, filter strips,
low impact design, bioretention, wet ponds, permeable paving, grassed
swales, riparian or forested buffers, sand filters, detention basins,
and manufactured devices. Structural stormwater BMPs are permanent
appurtenances to the project site.
BMP MANUAL
Pennsylvania Stormwater Best Management Practices Manual,
Pennsylvania Department of Environmental Protection, December 2006,
(Document #363-0300-002), as amended and updated.
BUILDING PERMIT OFFICER
The person appointed by the Board of Supervisors of Cumberland
Township to administer the provisions of this chapter, or his/her
designee.
CULVERT
A structure which carries surface water through an obstruction.
DAM
An impoundment structure regulated by the Pennsylvania DEP
[25 Pa.Code] Chapter 105 regulations.
DEP
The Pennsylvania Department of Environmental Protection.
DESIGN STORM
The magnitude and temporal distribution of precipitation
from a storm event measured in probability of occurrence, e.g., a
five-year storm, and duration, e.g., 24 hours, used in the design
and evaluation of stormwater management systems.
DETENTION BASIN
A structure designed to retard stormwater runoff by temporarily
storing and releasing the runoff at a predetermined rate.
DETENTION VOLUME
The volume of runoff that is captured and released into the
waters of the commonwealth at a controlled rate.
DISCONNECTED IMPERVIOUS AREA (DIA)
An impervious or impermeable surface that is disconnected
from any stormwater drainage or conveyance system and is redirected
or directed to a pervious area, which allows for infiltration, filtration,
and/or increased time of concentration.
DISTURBED AREA
An unstabilized land area where an earth disturbance activity
is occurring or has occurred.
EARTH DISTURBANCE ACTIVITY
A construction or other human activity which disturbs the
surface of the land, including land clearing and grubbing, grading,
excavations, embankments, land development, agricultural plowing or
tilling, operation of animal heavy use areas, timber harvesting activities,
road maintenance activities, oil and gas activities, well drilling,
mineral extraction, and the moving, depositing, stockpiling, or storing
of soil, rock or earth materials.
EROSION
The removal of surface material by the action of natural
elements.
E&S MANUAL
The Pennsylvania DEP Erosion and Sedimentation Control Manual,
as amended and updated.
EVAPOTRANSPIRATION
The combined process of water surface evaporation, soil moisture
evaporation, and plant transpiration.
EXISTING CONDITION
The dominant land cover during the five-year period immediately
preceding a proposed regulated activity.
FEMA
Federal Emergency Management Agency.
FLOODPLAIN
Any land area susceptible to inundation by water from any
natural source or delineated by applicable FEMA maps and studies as
being a special flood hazard area.
FOREST MANAGEMENT/TIMBER OPERATIONS
Planning and activities necessary for the management of forest
land. These include conducting a timber inventory, preparation of
a forest management plan, silvicultural treatment, developing or establishing
a cutting budget, logging road design and construction, timber harvesting,
site preparation, and reforestation.
HYDROLOGIC SOIL GROUP (HSG)
A group of soils having similar runoff potential under similar
storm and cover conditions. HSGs range from A to D, with A soils being
the most pervious and D soils being the least pervious.
IMPERVIOUS SURFACE (IMPERVIOUS AREA)
Any surface on a lot that blocks the natural percolation
of water. Examples include, but are not limited to, structures, including
eaves, roofs, and roof overhangs; parking areas; driveways; sidewalks;
patios; sport courts; and pools.
INFILTRATION
Water flowing downward through the ground surface.
INVASIVE/EXOTIC PLANTS
Plant species on the "Invasive Exotic Plants in Pennsylvania
List" published by the PA Department of Conservation and Natural Resources,
as amended.
KARST
A type of topography or landscape characterized by surface
depressions, sinkholes, rock pinnacles/uneven bedrock surface, underground
drainage, and caves. Karst is formed on carbonate rocks, such as limestone
or dolomite.
LAND DEVELOPMENT
Includes any of the following activities:
A.
The improvement of one lot or two or more contiguous lots, tracts,
or parcels of land for any purpose involving:
(1)
A group of two or more residential or nonresidential buildings,
whether proposed initially or cumulatively, or a single nonresidential
building on a lot or lots regardless of the number of occupants or
tenure.
(2)
The division or allocation of land or space, whether initially
or cumulatively, between or among two or more existing or prospective
occupants by means of, or for the purpose of, streets, common areas,
leaseholds, condominiums, building groups, or other features.
LIMIT OF DISTURBANCE
A line provided on the E&S plan or SWM plan that indicates
the total area to be disturbed over the life of the project.
LOADING RATIO
The ratio of impervious area draining to a stormwater management
facility to the area of the stormwater management facility itself.
MUNICIPALITY
Cumberland Township, Adams County, Pennsylvania.
NOXIOUS PLANT
Those species as listed in the PA Noxious Weed Control Law
(3 P.S. §§ 255.1-255.11), as amended and/or recodified.
NPDES
National Pollution Discharge Elimination System, as authorized
by the Clean Water Act (33 U.S.C. § 1251 et seq., [1972],
as amended).
NPDES PERMIT
A permit required for stormwater discharges associated with
construction activities, as required by the Clean Water Act (33 U.S.C.
§ 1251 et seq., [1972], as amended).
NRCS
USDA Natural Resources Conservation Service (previously SCS).
O&M
Operation and maintenance.
O&M PLAN
Operation and maintenance plan.
PCSM
Post-construction stormwater management.
PCSM PLAN
Post construction stormwater management plan.
PEAK DISCHARGE
The maximum rate of stormwater runoff from a specific storm
event.
POINT SOURCE
Any discernible, confined, or discrete conveyance, including,
but not limited to: any pipe, ditch, channel, tunnel, conduit, well,
discrete fissure, container, rolling stock, CAAP, CAFO, landfill leachate
collection system, or vessel or other floating craft from which pollutants
are or may be discharged.
PROJECT SITE (SITE)
The specific area of land where any regulated activity in
the Township is planned for, conducted on, constructed, or maintained.
QUALIFIED PERSON
Any person licensed by the Pennsylvania Department of State
or otherwise qualified by law to perform the work required by this
chapter.
REDUCTION FACTOR
A form of safety factor that, when multiplied by the site
tested infiltration rate, is used to help determine the design infiltration
rate for a stormwater management facility.
REGULATED ACTIVITIES
Any earth disturbance activities or any activities that involve
the alteration or development of land in a manner that may affect
stormwater runoff.
REMOVED RUNOFF
The volume of runoff that is captured and not released directly
into the surface waters of the commonwealth during or after a storm
event.
RETENTION BASIN
An impoundment in which stormwater is stored and not released
to surface waters of the commonwealth.
RETURN PERIOD
The average interval, in years, within which a storm event
of a given magnitude can be expected to occur one time. For example,
the twenty-five-year return period rainfall would be expected to occur
on average once every 25 years; or, stated in another way, the probability
of a twenty-five-year storm occurring in any one year is 0.04, i.e.,
a 4% chance.
RIPARIAN FOREST BUFFER
A type of riparian buffer that consists of permanent vegetation
that is predominantly native trees and shrubs along surface waters
that is maintained in a natural state or sustainably managed to protect
and enhance water quality, stabilize stream channels and banks, and
separate land use activities from surface waters.
RUNOFF
Any part of precipitation that flows over the land.
SAFETY FACTOR
An adjustment applied to a site-tested infiltration rate
to ensure that the designed infiltration rate for a stormwater management
facility is less than that shown under tested conditions.
SEDIMENT
Soils or other materials transported by surface water as
a product of erosion.
SIMPLIFIED APPROACH (SA)
A process that property owners proposing certain types of
projects may utilize to prepare a stormwater management plan without
having to conduct the detailed technical analysis and design required
for larger projects.
SPECIAL MANAGEMENT AREAS
Those areas outlined in Chapter 7 of the BMP Manual. Special
management areas include: brownfields, highways and roads, karst areas,
mined lands, water supply well areas, surface water supplies and special
protection waters.
STATE WATER QUALITY REQUIREMENTS
The regulatory requirements to protect, maintain, reclaim,
and restore water quality under Title 25 of the Pennsylvania Code
and the Clean Streams Law.
STORM SEWER
A pipe or conduit, or a system of pipes or conduits, which
intercepts and carries surface stormwater runoff, but excludes sewage,
industrial wastes and similar discharges.
STORMWATER
Drainage runoff from the surface of the land resulting from
precipitation, snow melt or ice melt.
STORMWATER MANAGEMENT DESIGN ASSISTANCE MANUAL
A document prepared by the Township Engineer and adopted
by resolution of the Board of Supervisors from time to time, which
document is to provide guidance for compliance with this chapter.
STORMWATER MANAGEMENT FACILITY
Any structure, natural or man-made, that, due to its condition,
design, or construction, conveys, stores, or otherwise affects stormwater
runoff. Typical stormwater management facilities include, but are
not limited to: detention and retention basins; open channels; storm
sewers; pipes; and infiltration facilities.
STORMWATER MANAGEMENT PLAN (THE PLAN)
The Adams County Stormwater Management Plan of November,
2011, which incorporates the requirements of the Act of October 4,
1978, P.L. 864 (Act 167), as amended, and known as the "Storm Water
Management Act."
SUBDIVISION
The division or re-division of a lot, tract or parcel of
land by any means into two or more lots, tracts or parcels or other
divisions of land including changes in existing lot lines for the
purpose, whether immediate or future, of lease, partition by the court
for distribution to heirs or devisees, transfer of ownership or building
or lot development; provided, however, that the subdivision by lease
of land for agricultural purposes of an area of more than 10 acres,
not involving any new street or easement of access or any residential
dwelling, shall not be considered a subdivision.
SWM
Stormwater management.
TOWNSHIP ENGINEER
A professional engineer registered in the Commonwealth of
Pennsylvania, designated by the Board of Supervisors of Cumberland
Township to perform engineering consulting services on behalf of the
Township.
USDA
United States Department of Agriculture.
WATERS OF THE COMMONWEALTH
Any and all rivers, streams, creeks, rivulets, impoundments,
ditches, watercourses, storm sewers, lakes, dammed water, wetlands,
ponds, springs, and all other bodies or channels of conveyance of
surface and underground water, or parts thereof, whether natural or
artificial, within or on the boundaries of the commonwealth.
WATERSHED
Region or area drained by a river, watercourse, or other
surface water of this commonwealth.
WETLAND
Those areas that are inundated or saturated by surface or
groundwater at a frequency and duration sufficient to support, and
that under normal circumstances do support, a prevalence of vegetation
typically adapted for life in saturated soil conditions, including
swamps, marshes, bogs, and similar areas. The term includes, but is
not limited to, wetland areas listed in the State Water Plan, the
United States Forest Service Wetlands Inventory of Pennsylvania, the
Pennsylvania Coastal Zone Management Plan, and any wetland area designated
by a river basin commission.