Contra Costa County |
Ordinance Code |
Title 4. HEALTH AND SAFETY |
Division 420. SEWAGE |
Chapter 420-6. SEWAGE COLLECTION AND DISPOSAL |
Article 420-6.2. General Provisions |
§ 420-6.204. Definitions.
Unless otherwise specially provided, or required by the context, the following terms have these meanings in this chapter.
(a)
"Abandon" means to remove liquid waste from and either excavate or otherwise render inoperable a cesspool, privy, sewage holding tank, or tank utilized in an onsite wastewater treatment system.
(b)
"Alternative onsite wastewater treatment system" means an onsite wastewater treatment system in which septic tank effluent undergoes supplemental treatment prior to discharge to a disposal field.
(c)
"Approved sewage disposal system" means a system of sewage disposal constructed in conformance with any and all applicable design, construction, permitting and other legal requirements in force at the time of construction.
(d)
"Construct" means to assemble, build, fabricate or install.
(e)
"Designated disposal field area" means an area of land that is approved by the health officer based on a site evaluation for future use as a disposal field or in an onsite wastewater treatment system, but is not a reserve area.
(f)
"Domestic water supply reservoir" means an existing or proposed open uncovered reservoir used or intended to impound water for human consumption or domestic purposes. "Domestic water supply reservoir" includes a planned reservoir where the water impounder states in writing to the board its intent to install or construct the reservoir, and satisfies the board that it has appropriate rights in the land and the ability to finish and maintain the reservoir.
(g)
"Drainage area" of a domestic water supply reservoir means all the land that can drain into the reservoir, whether or not the topographical configuration is artificially or naturally caused.
(h)
"Health officer" means the county health officer and his or her duly authorized deputies and subordinates.
(i)
"Improperly functioning," as applied to a sewage collection or disposal system, means allowing sewage to escape to the surface of the ground, allowing sewage to return to the structure served by the system, allowing leaks, or preventing fixtures from draining.
(j)
"Onsite wastewater treatment system" means a sewage treatment and disposal system that includes a septic tank and disposal field, serves one or more structures on only one lot, and is projected to receive a sewage flow of ten thousand gallons or less per day.
(k)
"Pit privy" means a structure with no water supply that consists of shelter built over a pit with an unlined bottom and is used for the disposal of human waste.
(l)
"Plumbing fixture" means a receptacle, device, appliance or other fixture that discharges wastewater to a drainage system.
(m)
"Primary components" of an onsite wastewater treatment system means the septic tank, area(s) of land used for one or more disposal fields, pump tank and supplemental treatment unit, if any.
(n)
"Reserve area" means an area of land that is approved by the health officer for future use as a replacement disposal field in an onsite wastewater treatment system.
(o)
"Sanitary sewer" means a wastewater collection system, owned and operated by a public agency with legal authority to collect wastewater from structures within the territorial jurisdiction of the public agency, that collects wastewater and conveys it through a system of sewer pipes to a treatment works prior to disposal.
(p)
"Septic tank-chemical toilet cleaner" means (1) a person engaged in the business of cleaning, or who cleans, septic tanks, sewage holding tanks, onsite wastewater treatment systems, privies, cesspools or seepage pits, or (2) a person engaged in the business of providing or cleaning, or who provides or cleans, chemical toilets.
(q)
"Sewage" means liquid waste that contains or may be contaminated with human or animal excrement or offal.
(r)
"Sewage disposal system" means any system of sewage disposal, including but not limited to an onsite wastewater treatment system, that is designed to serve one or more structures.
(s)
"Sewage regulations" means sewage collection and disposal regulations adopted by the board under Section 420-6.606.
(t)
"Vault privy" means a structure with no water supply that consists of a shelter built over a subsurface vault and is used for the collection of human waste.
(u)
"Wastewater" means liquid waste, including but not limited to sewage.
(Ord. No. 2018-25 § III, 9-11-18)