Definitions. As used in this chapter, the following
terms shall have the meanings indicated:
BOD (DENOTING "BIOCHEMICAL OXYGEN DEMAND")
The quantity of oxygen utilized in the biochemical oxidation
of organic matter under standard laboratory procedure in five days
at 20° C., expressed in milligrams per liter, as determined in
accordance with the latest issue of the American Public Health Association
Standard Methods for the Examination of Water and Wastewater.
BUILDING DRAIN
That part of the lowest horizontal piping of a drainage system
which receives the discharge from soil, waste and other drainage pipes
inside the walls of the building and conveys it to the building sewer,
beginning 10 feet outside the inner face of the building wall.
BUILDING SEWER
The extension from the building drain to the public sewer
or other place of disposal.
CESSPOOL
A lined or partially lined pit into which raw household wastewater
is discharged and from which the liquid seeps into the surrounding
soil.
CHLORINE DEMAND
The amount of chlorine which must be added to liquid waste
to produce a residual chlorine content in the liquid waste.
CITY
The governing body of the City of Crisfield or its duly appointed
officers or representatives.
COLOR
The true color due to substances in solution expressed in
color units on a platinum-cobalt scale.
COMPOSITE SAMPLE
A sample of wastewater, consisting of a number of individual
samples collected at uniform intervals over a given time span, collected
and preserved in accordance with the latest issue of the American
Public Health Association Standard Methods for the Examination of
Water and Wastewater.
ENGINEER
The Consultant Engineer retained by the city or the City
Engineer of the City of Crisfield or their duly authorized representative.
FLOATABLE GREASE
Grease, fat, wax or oil in a physical state such that it
will separate by gravity from wastewater by treatment in an approved
facility. A wastewater shall be considered free of floatable grease
if it is pretreated for floatable grease removal in a facility which
is designed, constructed and operated as approved by the city.
GARBAGE
Solid wastes from the domestic and commercial preparation,
cooking and dispensing of food and from the handling, storage and
sale of produce.
GREASE, FATS, WAX OR OILS
Those substances, whether emulsified or not, which may solidify
or become viscous at temperatures between 32° and 150° F.
[0° and 65° C.].
HEALTH DEPARTMENT
Either the local or State of Maryland Department of Health
and Mental Hygiene office having jurisdiction over local health and
sewage disposal.
INDUSTRIAL WASTES
The liquid wastes from industrial manufacturing processes,
trade or business as distinct from sanitary sewage.
INDUSTRY
Any person, establishment, firm, company, association or
group, whether public or private, engaged in a manufacturing or service
enterprise which produces liquid wastes, which are excessive in biological
strength, toxic, hazardous, nonbiodegradable or otherwise harmful
to the sewage works or which would interfere with operation of the
sewage works or require unreasonable operating attention or expense.
MAJOR CONTRIBUTING INDUSTRY
Any customer who contributes a flow of 50,000 gallons or
more per day, has a flow greater than 5% of the flow carried by the
municipal system receiving the waste, has in its waste a toxic pollutant
in toxic amounts or has significant impact, either singly or in combination
with other contributing industries, on the quality of the effluent.
NATURAL OUTLET
Any outlet into a watercourse, pond, ditch, lake or other
body of surface or ground water.
PH
The logarithm of the reciprocal of the weight of hydrogen
ions in grams per liter of solution.
PRIVY
A building, either portable or fixed directly to a pit or
vault, equipped with seating and used for excretion of bodily wastes.
PROPERLY SHREDDED GARBAGE
The wastes from the preparation, cooking and dispensing of
food that have been shredded to such a degree that all particles will
be carried freely under the flow conditions normally prevailing in
public sewers.
PUBLIC SEWER
A sewer which is owned or controlled by the City of Crisfield
or its duly authorized representative and in which all owners of abutting
property have equal rights. It shall include that portion of the building
sewer within the street right-of-way or public easement up to and
including the clean-out, if any, adjacent to the curb, sidewalk or
edge of paving.
SANITARY SEWER
A sewer which carries sewage and to which storm-, surface
and ground waters are not intentionally admitted.
SCREENING
The removal of solids from liquid wastes by straining through
twenty-mesh screens or finer.
SEPTIC TANK
A settling tank in which settled sludge is in immediate contact
with the wastewater flowing through the tank, and the organic solids
are decomposed by anaerobic bacterial action.
SEWAGE OR WASTEWATER
A combination of the water-carried wastes from residences,
business buildings, institutions and industrial establishments, together
with such ground-, surface and storm waters as may be present.
SEWAGE WORKS
All facilities for collecting, transporting, pumping, treating
and disposing of sewage and sludge.
SEWER
A pipe or conduit for carrying sewage.
SLUDGE
Solids separated from wastewater resulting from treatment
of wastewater.
SMALL COMMERCIAL CUSTOMER
A commercial office, service company, professional office, or other commercial building, or a multiunit apartment, hotel, motel and/or rooming house having a water utilization of less than 4,000 gallons in a month. A small commercial customer having a water utilization rate of 4,000 gallons or more in a month shall be assessed the service charge for municipal sewer set forth in §
94-9C. A small commercial customer shall be assessed the service charge for municipal water set forth in §
109-6A.
[Added 5-22-2019 by Ord.
No. 684; amended 6-9-2021 by Ord. No. 704]
SUPERINTENDENT
The Superintendent of Sewage Works of the City of Crisfield
or his authorized deputy, agent or representative.
SUSPENDED SOLIDS
Solids that either float on the surface of or are in suspension
in water, sewage or other liquids and which are removable by laboratory
filtering, as determined in accordance with the latest issue of the
American Public Health Association Standard Methods for the Examination
of Water and Wastewater.
WATERCOURSE
A channel in which a flow of water occurs, either continuously
or intermittently.