[Ord. 2136, §2; Ord. 2886, §3; Ord.
4697; §4]
Unless the context specifically indicates otherwise, the meaning
of terms used in this ordinance shall be as follows:
Shall mean the quantity of oxygen utilized in the biochemical
oxidation of organic matter under standard laboratory procedures in
five (5) days at twenty degrees Centigrade (20° C.), expressed
in milligrams per liter.
Shall mean 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, beginning five (5) feet (1.5 meters) outside the
inner face of the building wall.
Shall mean the extension of the building drain to the public
sewer or other place of disposal.
Shall mean a sewer receiving both surface runoff and sewage.
Shall mean a structure located on a site from which industrial
wastes are discharged. Where feasible, the manhole shall have an interior
drop. The purpose of a "control manhole" is to provide access for
the City of Rolla representative to sample and/or measure discharges.
Shall mean the Federal Water Pollution Control Act (33 U.S.C.
1251 et seq) as amended by the Federal Water Pollution Control Act
Amendments of 1972 (Pub. L. 92-500) and (Pub. L. 93-243).
Shall mean solid wastes from the domestic and commercial
preparation, cooking and dispensing of food, and from the handling,
storage and sale of produce.
Shall mean the liquid wastes from industrial manufacturing
processes, trade, or business as distinct from normal domestic wastewater.
Shall mean any outlet into a watercourse, pond, ditch, lake,
or other body of surface or groundwater.
Shall mean wastewater that has a BOD concentration of not
more than two hundred fifty (250) mg/1 and a suspended solids concentration
of not more than two hundred fifty (250) mg/1.
Shall mean any individual, firm, company, association, society,
corporation, or group.
Shall mean the logarithm of the reciprocal of the weight
of hydrogen ions in grams per liter of solution. "Pretreatment"shall
mean the treatment of wastewaters from sources before introduction
into the wastewater treatment works.
Shall mean 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, with no particle greater than one-half
(1/2) inch in any dimension.
Shall mean a sewer in which all owners of abutting properties
have equal rights, and is controlled by public authority. "Public
works director" shall mean the public works director of the City of
Rolla or his authorized deputy, agent, or representative.
Shall mean a sewer which carries sewage and to which storm,
surface, and groundwaters are not intentionally admitted.
Shall mean a combination of the water-carried wastes from
residences, business buildings, institutions, and industrial establishments,
together with such ground, surface, and stormwaters as may be present.
Shall mean any arrangement of devices and structures used
for treating sewage. "Sewage works" shall mean all facilities for
collecting, pumping, treating and disposing of sewage.
Shall mean a pipe or conduit for carrying sewage or storm
water runoff.
Shall mean the system of sewers and appurtenances for the
collection, transportation and pumping of sewage.
Is mandatory, "may"is permissible.
Shall mean any discharge of water, sewage or industrial waste
which in concentration of any given constituent or in quantity of
flow exceeds for any period of duration longer than fifteen (15) minutes
more than five (5) times the average twenty-four-hour concentration
or flows during normal operation.
Shall mean the examination and analytical procedures set
forth in the most recent edition of "Standard Methods for the Examination
of Water and Wastewater" published jointly by the American Public
Health Association, the American Water Works Association and the Water
Pollution Control Federation.
Shall mean a sewer which carries storm and surface waters
and drainage, but excludes sewage and industrial wastes, other than
unpolluted cooling water.
Shall mean that portion of the precipitation that is drained
into the sewers.
Shall mean 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.
Shall mean the spent water of a community. It may be a combination
of the liquid and water-carried wastes from residences, commercials
buildings, industrial plants, and institutions, together with any
groundwater, surface water, and stormwater that may be present.
Shall mean the structures, equipment, and processes required
to collect, carry away, and treat domestic and industrial wastes and
transport effluent to a watercourse.
Shall mean an arrangement of devices and structures for treating
wastewater, industrial wastes, and sludge. Sometimes used as synonymous
with "waste treatment plant" or "wastewater treatment plant" or "pollution
control plant".
Shall mean a channel in which a flow of water occurs, either
continuously or intermittently.