[Ord. No. 24075A, §§ 16.1-16.25, 11-14-1977; Ord. No. 24939, 4-27-1981; Ord. No. 30078, 12-27-2004; amended 5-13-2019 by Ord. No. 34442]
Unless the context specifically indicates otherwise, the terms used in this chapter shall mean as follows:
Includes, but not be limited to, grease traps, oil traps, particle separators, and other like items which are tributary to the City's wastewater or storm drainage systems.
The City Consolidated Public Works Department, City Plumbing Inspector, City FOG Inspector, City Health Department, or other City officials responsible for enforcing pertinent ordinances and regulations.
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.
That part of the lowest horizontal piping of a drainage system which receives the discharge from toilets, sinks, washers, sanitary drains, waste, and other drainage pipes inside the walls of the building and conveys it to the building sewer, beginning five feet (1.5 meters) outside the inner face of the building wall.
The extension from the building drain to the public sewer or other place of disposal.
The City of Waltham including all authorized agents thereof.
The designated FOG Inspector by the City or, if the position is vacant, the Code Enforcement Inspector of the Engineering Department and/or Assistant City Engineer, or an authorized representative of the City Engineer.
The pipes, conduits, manholes, pumping stations, and appurtenances involved in the collection and transport of wastewater and stormwater.
A sewer receiving both surface runoff and sewage.
The Massachusetts Department of Environmental Protection.
The Director of Consolidated Public Works and Forestry or his authorized deputy, agent or representative, and/or the City Engineer.
Any liquid, vapor, or solid material(s) introduced into the municipal sanitary sewerage system, whether intentionally or unintentionally, including, but not limited to, leaks, spills, leaching, and pouring.
A pipe or conduit for the conveyance of storm- or groundwater.
A discharge of pollutants into the environment or to a sewer system, whether or not treated.
More than the limits established by any statute, ordinance, rule, regulation, order, permit, or standard issued under the authority of the United States government or its authorized agents; the Commonwealth of Massachusetts or its authorized agents; MWRA; or the City of Waltham.
Any oil, fat, or grease (originating from any animal, vegetable, petroleum product, or any other hydrocarbon) in a physical state that will allow for separation from wastewater by gravity.
An intended drainage point in an otherwise impervious floor which serves as the point of entry into any subsurface drainage, treatment, disposal, containment, or other plumbing system.
Organic polar compounds derived from vegetable/plant or animal sources that are composed of long chain triglycerides.
Solid wastes from the domestic and commercial preparation, cooking, and dispensing of food and from the handling, storage, and sale of produce.
A receptacle designed to separate petroleum-based oil and grease from water; also called a separator in the Uniform State Plumbing Code, 248 CMR 2.00.
A receptacle designed to collect and retain or remove grease and fatty substances from wastewater normally resulting from the commercial handling, preparation, cooking, or dispensing of food; also referred to as a grease interceptor in the Uniform State Plumbing Code, 248 CMR 2.00.
The liquid wastes from industrial manufacturing processes, trade, or business as distinct from sanitary sewage.
Water other than wastewater that enters a sewer system (including sewer service connections and foundation drains) from the ground through means which include, but are not limited to, defective pipes, pipe joints, connections, or manholes. Infiltration does not include, and is distinguished from, inflow.
The quantity of water from both infiltration and inflow without distinguishing the source.
Water other than sanitary flow that enters a sewer system (including sewer service connections) from sources which include, but are not limited to, roof leaders, cellar drains, yard drains, area drains, sump pump discharges, drains from springs and swampy areas, manhole covers, cross-connections between storm sewers and sanitary sewers, catch basins, cooling towers, stormwaters, surface runoff, street wash waters, or drainage. Inflow does not include, and is distinguished from, infiltration.
The Massachusetts Water Resource Authority.
Any outlet into a watercourse, pond, ditch, lake or other body of surface water or groundwater.
Person with a legal or equitable interest in property.
The logarithm of the reciprocal of the weight of hydrogen ions in grams per liter of solution.
A sewer which is not owned by the City or the MWRA. Private sewers include, but are not limited to, building drains, building sewers, building storm drains, sewers, drains, catch basins, and manholes located on private property and not located within an easement held by the City, and sewers and storm drains owned by municipalities and other public agencies. The connection from a private sewer to the public sewer system is also owned by the owner of the private sewer.
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 1/2 inch (1.27 centimeters) in any dimension.
A sewer which is owned by the City or the MWRA.
Liquid and water-carried human and domestic wastes from buildings, exclusive of ground-, storm- and surface water, industrial wastes, uncontaminated cooling water, and uncontaminated industrial process water.
A sewer which carries sewage and to which stormwaters, surface waters, and groundwaters are not intentionally admitted.
A combination of the water-carried wastes from residences, business buildings, institutions, and industrial establishments, together with such groundwaters, surface waters, and stormwaters as may be present.
Any arrangements of devices and structures used for treating sewage.
All facilities for collecting, pumping, treating, and disposing of sewage.
A pipe or conduit for carrying sewage.
A fee levied upon users of the sewer system for the costs of operation, maintenance and repairs.
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 15 minutes more than five times the average twenty-four-hour concentration of flows during normal operation.
The industry standard test book describing the procedures for examination and testing of wastewater.
A drain that carries storm- and surface waters and drainage, but excludes sewage and industrial wastes, other than unpolluted cooling water.
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.
Any person or entity, whether or not physically located within the City, who discharges or causes or permits the discharge of wastewater into the City's sanitary sewers, storm drains, or interceptors owned by MWRA located within the City. Such person or entity is not limited to the owner of the property from which the offending discharge is made.
A channel in which a flow of water occurs either continuously or intermittently.