As used in Sections
7.04.530 through
7.04.570, the following words and phrases shall have the meaning set forth herein, unless it is apparent from the context that a different meaning is intended:
Adjustment.A determination that the volumetric amount or strength of sewage which enters the sewer system from a premises is deemed to be a defined amount substantially different from that amount or strength specified in a resolution of the City Council referred to hereinafter.
Average sewage.The average amount of sewage which enters the sewer system from a user, as determined and established for residential, commercial, industrial and governmental users from time to time by resolution of the City Council.
Biochemical oxygen demand (BOD).The quantity of oxygen utilized in the biochemical oxidation of organic matter in five days at twenty degrees centigrade expressed in terms of milligrams per liter (mg/l) and analyzed in accordance with the most recent publication of "Standard Methods for the Examination of Water and Wastewater," prepared and published by the American Public Health Association, American Water Works Association, and Water Pollution Control Federation.
Commercial.That use of the sewer system which is in any manner related to the operation of or on any premises for purposes of business, commerce or trade.
Discharge factor.A factor which shall be applied to the water usage of a particular class of user to reflect the actual or estimated percentage of water usage which is discharged to the sewer system.
Governmental.That use of the sewer system by a city, city and county, county, state, federal government or a political subdivision of any of the foregoing.
Industrial.That use of the sewer system which is in any manner related to manufacturing or processing activities.
Premises.A parcel of real property, and any appurtenances and improvements situated thereon, discharging sewage or connected to the sewer system.
Residential.That use of the sewer system which is related to predominantly residential use of the premises in discharging sewage into the sewer system.
Residential sewage strength.The concentration of dissolved and suspended matter in sewage, as indicated by biochemical oxygen demand or suspended solids, which derives from normal residential discharges to the sewer system.
Sewage.The used, spent or wasted discharge of the community of the City received, directly or indirectly, by the sewer system from one or more of the following sources, to wit: residences, commercial buildings, industrial plants, other structures and institutions, subsurface water, surface water and stormwater.
Sewage strength.The concentration of dissolved and suspended matter in sewage, as indicated by biochemical oxygen demand or suspended solids, as defined herein.
Sewer system.The entire network of appurtenances, improvements, fixtures, real and personal property involved and contributing to the operation and maintenance of the sewage collection and disposal system of the City of Santa Monica and the City of Los Angeles, including but not limited to sewer facilities, pumping stations and treatment plants.
Suspended solids (SS).The total nonfiltrable residue in water, wastewater or other liquids, which is removable in accordance with the most recent publication of "Standard Methods for the Examination of Water and Wastewater," prepared and published by the American Public Health Association, American Water Works Association, and the Water Pollution Control Federation.
User.An owner or occupant, whether commercial, governmental, industrial or residential, of an appurtenance, improvement, building, lot or premises being served by the City of Santa Monica Water Division, and discharging sewage or having a connection to discharge sewage, to the sewer system.
User class.A group of users of the water system or sewer system which, in the judgment of the Utilities Manager, have similar purposes for water use, similar wastewater discharge requirements and similar wastewater strength characteristics.
Wastewater.Synonymous with the definition of sewage set forth above.
(Prior code § 7143A; added by Ord. No. 1030CCS, adopted 4/13/76; amended by Ord. No. 1602CCS § 2, adopted 10/8/91)