Rhode Island Code of Regulations › Title 250 - Department of Environmental Management › Chapter 150 - Water Resources › Subchapter 10 - Wastewater And Storm Water › Part 4 - Rules and Regulations for the Operation and Maintenance of Wastewater Treatment Facilities (250-RICR-150-10-4) › Section 250-RICR-150-10-4.4 - Definitions

Current through June 14, 2024
A. For the purposes of these Rules and
				  Regulations only, the subsequent terms shall have the following meanings:
1. "Combined sewer overflow" means a
				  structure within a combined sewage collection system that allows a discharge
				  during a wet-weather event into a receiving water without going to a treatment
				  works.
2. "Department" means the
				  Rhode Island Department of Environmental Management.
3. "Director" means the Director of the
				  Department of Environmental Management or his/her designee(s).
4. "NPDES" means the National Pollution
				  Discharge Elimination System, which may include the delegated Rhode Island
				  Pollution Discharge Elimination System.
5. "Operation and maintenance plan" or "Plan"
				  means either an electronic or paper document submitted to the Director for
				  evaluation and written approval. Each document shall include, but not be
				  limited to, a description of the specific Wastewater Treatment Facility,
				  procedures for operation and maintenance, required staffing levels, design and
				  other pertinent information as enumerated in §
											4.5 of this Part.
6. "Owner" means
a. The permittee named on the NPDES permit
				  issued for the Wastewater Treatment Facility, or,
b. A city or town or the State of Rhode
				  Island, or district association, or other public body (created by or pursuant
				  to Rhode Island State Law) having jurisdiction over a Wastewater Treatment
				  Facility.
7. "Sanitary
				  sewer overflow" means an intentional or unintentional discharge of raw or
				  partially treated Wastewater from any point within a Wastewater Treatment
				  Facility's collection system. For the purposes of these regulations a Sanitary
				  Sewer Overflow will not include a wet-weather-related discharge from any
				  Combined Sewer Overflow authorized within a NPDES permit.
8. "Wastewater" means human waste from any
				  receptacles intended to receive or retain bodily waste products, and any
				  organic or non-biological wastes from residences, businesses, institutions and
				  industries or any combination of the above, as well as any water used as a
				  means of conveyance of such wastes, which is intended to enter a Wastewater
				  Treatment Facility for collection, conveyance, treatment and discharge in
				  accordance with a NPDES permit.
9.
				  "Wastewater treatment facility" means a group or assemblage of processes,
				  devices and structures for the conveyance, treatment or removal of
				  objectionable constituents of Wastewater. A Wastewater Treatment Facility shall
				  include, but not be limited to, all physically connected Wastewater collection
				  system piping, pumping, storage, physical, chemical and/or biological
				  treatment, filtering and disinfection systems. For the purposes of these Rules
				  and Regulations, a Wastewater Treatment Facility shall include privately owned
				  wastewater collection, pumping, storage and conveyance systems interconnected
				  with and emptying into a host Wastewater collection system. For the purposes of
				  these Rules and Regulations, a Wastewater Treatment Facility shall not be
				  considered to be:
a. An Onsite Wastewater
				  Treatment System, which does not discharge into surface waters but discharge
				  into subsurface waters; or,
b. Any
				  privately owned plumbing; or,
c.
				  Any privately owned low-pressure grinder pumps; or,
d. Gravity sewer lines conveying an average
				  flow of less than 30,000 gallons per day, as calculated by the Department's
				  "Flow Estimation Policy for Design of Sanitary Sewers."