Definitions. Any term not defined
herein, shall be governed by the definition as it appears in the current
OWTS Rules.
ALTERNATIVE OWTS COMPONENT
Any part of an OWTS that does not meet the design or construction
requirements as provided by the OWTSs Rules, but has been demonstrated
through field testing, calculations and other engineering evaluations
to be equal to, or provide the equivalent performance of any part
of an OWTS within the OWTSs Rules or to enhance or facilitate treatment,
maintenance, longevity or efficiency of an OWTS, and for which a certification
from RIDEM has been issued.
ALTERNATIVE TECHNOLOGY
Any OWTS technology for which design parameters are not specified
in the OWTSs Rules, but has been demonstrated through field testing,
calculations and other engineering evaluations to comply with performance
standards consistent with the OWTSs Rules, and for which a certification
from RIDEM has been issued.
APPLICANT
The owner or owners of the property or easement that is the
subject of the application, or the person who holds a valid purchase
and sales agreement for said property.
AREA SUBJECT TO STORM FLOWAGE
Drainage swales and channels which lead into, out of, pass
through, or connect other watercourses, and which carry flows resulting
from storm events but may remain relatively dry at other times.
BEDROCK
Rock, commonly called ledge, that forms the earth's crust.
Bedrock includes rotten rock.
BEDROOM
Any room in a residential structure which is greater than
70 square feet in area, which is susceptible to present or future
use as a private sleeping area and which satisfies all of the following
requirements:
(1)
Has at least one window that meets the 4.4 square foot minimum
size and all other requirements of the "Rhode Island State Building
Code SBC-1 or SBC-2";
(2)
Has at least one interior method of entry and egress, excluding
closets and bathrooms, allowing the room to be closed off from the
remainder of the residence for privacy; and
(3)
Is a heated living space that is unrestricted for year-round
use. Rooms located below grade that are not recognized as bedrooms
by the "Rhode Island State Building Code SBC-1 or SBC-2" are not recognized
as bedrooms under this ordinance.
BLACKWATER
Liquid and solid human body waste and the carriage waters
generated through toilet usage.
BUILDING SEWER
The pipe that begins outside the building foundation wall
and extends to the septic tank, the pipe that begins outside the building
foundation wall and extends to the grease tank, the pipe from a grease
tank to a septic tank, or the pipe carrying laundry wastes directly
to a leachfield.
CESSPOOL
Any buried chamber, including, but not limited to, any perforated
metal tank, perforated concrete vault or covered hollow or excavation,
which receives discharges of wastewater from a building sewer for
the purpose of collecting solids and discharging liquids to the surrounding
soil. As of December 31, 2005, the use of a cesspool is prohibited.
CHANGE OF USE
Any change in use or occupancy of any structure or part thereof
which would violate any provision of the Rhode Island State Building
Code, G.L. 1956, ch. 23-27.3, as amended, or any regulation promulgated
thereto without first obtaining a certificate of occupancy indicating
that the structure complies with the provisions of the state building
code for the proposed new use. Change of use shall also be held to
mean a conversion of a seasonally used structure to a structure for
year-round use.
COASTAL SHORELINE FEATURE
A part of the shore as categorized by the State of Rhode
Island Coastal Resources Management Program using the following categories:
coastal beaches; barrier islands and spits; coastal wetlands; coastal
headlands, bluffs and cliffs; rocky shores; manmade shorelines; and
dunes.
COMPOST TOILET
Any self-contained toilet from which no liquid or solid waste
materials are regularly discharged and from which a humus-like end
product is produced.
DIRECTOR
The Director of the Rhode Island Department of Environmental
Management or any subordinate(s) to whom the Director has delegated
the powers and duties vested in him/her pursuant to G.L. 1956, chs.
46-12 and 42-17.1, as amended, or any other duly authorized Agent.
DISPERSAL TRENCH
A shallow ditch with vertical sides, filled with stone, in
which a single perforated distribution line or other suitable distribution
device is laid and over which a cover of earth is placed.
DISTRIBUTION BOX
A watertight compartment that receives effluent and distributes
it in approximately equal portions to two or more distribution lines
leading to some type of leachfield.
DISTRIBUTION LINE
The imperforated and perforated pipe or other suitable distribution
device used to disperse effluent that extends from the distribution
box.
DOSING
The pumped or regulated flow of wastewater.
EXPERIMENTAL TECHNOLOGY
Any OWTS technology that does not meet the location, design
or construction requirements as provided by these Rules, but has been
demonstrated in theory to meet the requirements of these Rules and
may not be in use in Rhode Island or elsewhere as an approved technology
for wastewater treatment.
FAILED OWTS
Any OWTS that does not adequately treat and disperse wastewater
so as to create a public or private nuisance or threat to public health
or environmental quality, as evidenced by, but not limited to, one
or more of the following conditions:
(1)
Cesspools are not an approved method of wastewater disposal
under the OWTSs Rules and this Ordinance. All existing cesspools are
considered to be substandard wastewater treatment systems. As of December
31, 2005, the use of a cesspool is prohibited, and shall be considered
a failed system.
(2)
Failure to accept wastewater into the building sewer;
(3)
Discharge of wastewater to a basement; subsurface drain; stormwater
collection, conveyance, or treatment device; or watercourse unless
expressly permitted by the Department;
(4)
Wastewater rising to the surface of the ground over or near
any part of an OWTS or seeping from the absorption area at any change
in grade, bank or road cut;
(5)
The invert of the inlet or the invert of the outlet for a septic
tank, distribution box, or pump tank is submerged;
(6)
Pumping of the septic tank is required more than two times per
year;
(7)
OWTS is shown to have contaminated a drinking water well or
watercourse;
(8)
If a septic tank, pump tank, or distribution box is pumped and
groundwater seeps into it; or
(9)
Any deterioration, damage, or malfunction relating to any OWTS
that would preclude adequate treatment and dispersal of wastewater.
(10)
Excessive solids are evident in the distribution box or distribution
lines.
FINANCIAL SURETY
A general obligation bond, revenue bond, performance bond,
or any other type of financial guaranty, in fully marketable form,
as evidence to the commitment of the construction of a sewer project.
FLOODPLAIN
That land area adjacent to a river or stream or other body
of flowing water which is, on the average, likely to be covered with
flood waters resulting from a 100-year frequency storm. A 100-year
frequency storm is one that is to be expected to be equaled or exceeded
once in 100 years; or may be said to have a 1% probability of being
equaled or exceeded in any given year. Rainfall intensity data for
a 100-year frequency storm are those established for New England locations
by the National Weather Service.
FOUNDATION DRAIN
Any mechanical or gravity drainage system, including all
porous media installed to facilitate drainage, that lowers the groundwater
elevation beneath a building foundation and which has an outlet for
the collected groundwater.
FRESHWATER WETLAND
Is defined as set forth in G.L. 1956, § 2-1-20(4),
as amended, and as further defined by the Department's "Rules and
Regulations Governing the Administration and Enforcement of the Fresh
Water Wetlands Act." The term shall further be held to include those
wetland types defined by the remainder of G.L. 1956, § 2-1-20
and the wetland regulations, including, but not limited to: marshes,
swamps, bogs, ponds, rivers, river and stream floodplains and banks,
areas subject to flooding or stream water, including rivers and streams,
and that area of land within 50 feet of the edge of any bog, marsh,
swamp or pond or that area within 100 feet of a flowing body of water
less than 10 feet wide or that area within 200 feet of a flowing body
of water greater than 10 feet in width.
GRAYWATER
Wastewater drained from sinks, tubs, showers, dishwashers,
clothes washers, and other non-toilet sources.
GROUNDWATER TABLE
The upper surface of the zone of saturation in an unconfined
aquifer; includes a perched groundwater table.
HOLDING TANK
A closed watertight structure used to contain wastewater
prior to being removed from the premises. A holding tank does not
discharge wastewater to the surface of the ground or to the subsurface.
HUMAN TRANSPORTED MATERIAL
Any materials, other than those emplaced pursuant to the
OWTS Rules, including but not limited to artifacts, organic materials,
soil, rock, or sediment moved horizontally by directed human activity.
INVERT
The lowest portion of the interior of a pipe or fitting.
LARGE CAPACITY CESSPOOL
A cesspool that serves any non-residential facility that
has the capacity to serve more than 20 people per day or serves any
multi-family residence or apartment building. As of December 31, 2005,
the use of a large capacity cesspool is prohibited.
LARGE ONSITE WASTEWATER TREATMENT SYSTEM
An OWTS that meets any of the following:
(1)
Any single OWTS designed to treat 5,000 gallons or more per
day;
(2)
Multiple OWTSs for any project on one or more parcels of land,
excluding residential subdivisions, where the total design flow for
the project is 5,000 gallons or more per day; or
(3)
All OWTSs serving more than one unit in a residential subdivision,
provided that the total design flow of these OWTSs, each serving more
than one unit, is 5,000 gallons or more per day.
LEACHFIELD
A group of one or more dispersal chambers or trenches designed
for the final treatment and dispersal of wastewater into the underlying
soil. The leachfield shall be held to mean the horizontal and vertical
lines circumscribing the outermost edges including the area between
the chambers or trenches and the depth to the bottom of stone.
LINEAR LOADING RATE
The loading rate per linear foot of leachfield (gallons per
day per linear foot) along the land's contour.
MAINTENANCE
The regular cleaning of any concrete chamber, cesspool, septic
tank, building sewer, distribution lines or any other component of
an OWTS for the purpose of removing accumulated liquid, scum or sludge.
The term, "maintenance," shall also be held to include regularly required
servicing or replacement of any related mechanical, electrical, or
other component equipment.
NITROGEN REDUCING TECHNOLOGY
A wastewater treatment technology that is accepted by the
Department as capable of reducing the total nitrogen concentrations
by at least 50% and meeting an effluent concentration of less than
or equal to 19 mg/l.
ONSITE WASTEWATER TREATMENT SYSTEM (OWTS)
Any system of piping, tanks, dispersal areas, alternative
toilets or other facilities designed to function as a unit to convey,
store, treat or disperse wastewater by means other than discharge
into a public sewer system.
ORIGINAL GROUND
Those soils that have been deposited or developed by natural
processes, excluding storm deposited sand in the backdune environment.
OWNER
Any person who holds legal title to any real property; or
has possession or control of any real property through any agent,
executor, executrix, administrator, administratrix, trustee or guardian
of the estate of a holder of a legal title. Each such person is bound
to comply with the provisions of these Rules.
PERSON
Any individual, group of individuals, firm, corporation,
association, partnership or any federal, state or municipal governmental
entity.
PRIVATE DRINKING WATER WELL
Any manmade opening into the ground developed for the purpose
of meeting a person's current potable drinking water needs provided
said well does not supply a public water system. This definition shall
include proposed private drinking water wells on an applicant's property
and on other properties with an approved OWTS permit. Wells serving
non-potable or non-drinking water needs are not considered private
drinking water wells under either this Ordinance or the OWTS Rule.
A well on a property that is served by a public water system is not
considered a private drinking water well under the OWTSs Rule.
PROBE
Any exploratory test employing a driving rod, tool or other
device to establish the depth of bedrock.
PUBLIC WATER SYSTEM
Any water system that provides piped water to the public
for human consumption, provided that such system has at least 15 service
connections or serves an average of 25 individuals daily at least
60 days out of the year. A public water system shall include all sources
and facilities involved in collecting, treating, storing and distributing
the water.
PUMP TANK
A watertight structure equipped with one or more pumps designed
to discharge wastewater intermittently into a leachfield.
REPAIR
Any work performed on an OWTS in order to mend or renovate
a specific defect or deficiency after the failure, injury, deterioration
or partial destruction of a previously existing OWTS or component
thereof. A repair shall include any upgrade or modernize of an OWTS
(e.g., replacement of cesspool). A repair shall not include any work
performed on an existing OWTS that increases the flow capacity of
the system.
RESIDENCE
Any structure used for housing purposes, including, but not
limited to, single or multiple family dwellings, duplexes, tenements,
apartment buildings, residential condominiums, mobile homes, recreational
vehicles or trailers.
RESTRICTIVE LAYER
A soil horizon that is assigned to a soil category 10 as
defined in Rule 15.11 of the OWTS Rules.
ROTTEN ROCK
Any decomposed but still coherent rock. Rotten Rock is greater
than 50% coherent rock and lies above equal or more coherent rock.
SEASONAL HIGH GROUNDWATER TABLE
The elevation of the groundwater table during that time of
the year at which it is highest as determined by direct observation
or by interpretation of hydromorphic features in the soil profile.
SEPTAGE
Any solid, liquid or semi-solid removed from septic tanks,
cesspools, privies, domestic wastewater holding tanks or other similar
onsite wastewater treatment systems.
SEPTIC TANK
A watertight receptacle which receives the discharge of wastewater
from a building sewer, and is designed and constructed to permit the
deposition of settled solids, the digestion of the matter deposited,
and the discharge of the liquid portion into the next treatment component
or distribution box.
SEPTIC TANK EFFLUENT PIPE
The gravity-flow pipe that begins at the outlet of the septic
tank or other treatment tank and extends to the next treatment component
or distribution box.
SINGLE-SERVICE ARTICLES
Tableware, carry-out utensils, and other items such as bags,
containers, placemats, stirrers, straws, toothpicks, and wrappers
that are designed and constructed for use one time by one individual.
STORM DRAIN
Any pipe or structure designed to collect, carry and divert
surface water runoff.
STRUCTURE
Any residence (as defined herein), building, garage, shack,
trailer or other permanent or semi-permanent facility, whether commercial
or non-commercial in use, which is proposed to be placed or has been
built or otherwise placed on a parcel of real property.
SUBSURFACE DRAINS
Any system of below surface piping or highly permeable material
intended to lower the groundwater table of an area, and which has
an outlet to the surface for the collected groundwater.
TEST HOLE
Any excavation in the proposed leachfield area to collect
information on the soil profile, depth to a restrictive layer or bedrock,
depth to seasonal high groundwater table or any other applicable field
information.
TIPPING DISTRIBUTION BOX
A type of distribution box where the effluent from the septic
tank flows into a tipping pan, which when full, empties into the leachfield
lines, thereby facilitating a more uniform distribution of effluent
over the entire leach field.
TRIBUTARY
Any flowing body of water or watercourse that provides intermittent
or perennial flow to down-gradient watercourses that eventually discharge
to the waters of concern (e.g., reservoir impoundment or salt pond).
TRIBUTARY WETLAND
Freshwater wetlands within a watershed that are connected
via a watercourse to the waters of concern (e.g., drinking water supply
impoundment or coastal wetland or tidal waters).
WASTEWATER
Human or animal excremental liquid or substance, putrescible
animal or vegetable matter or garbage and filth, including, but not
limited to, water discharged from toilets, bath tubs, showers, laundry
tubs, washing machines, sinks, and dishwashers. Both blackwater and
graywater are considered wastewater under these Rules.
WATERCOURSE
Any river, stream, brook, pond, lake, swamp, marsh, bog,
fen, wet meadow, area subject to storm flowage, or any other standing
or flowing body of water, including such watercourses that may be
affected by the tides.
WELLHEAD PROTECTION AREA
The area as designated by the Director in the RIDEM "Rules
and Regulations for Groundwater Quality" surrounding a public well
or wellfield through which water will move toward and reach such well
or wellfield.