Houston Code of Ordinances § 47-601 Definitions.
Sec. 47-601. - Definitions.
As used in this article, the following terms shall have the meanings ascribed in this section unless the context of their usage clearly indicates another meaning:
Accessory structure shall mean a non-commercial structure of the type typically associated with a single-family residential dwelling unit, including, but not limited to, a garage, carport or barn.
Applicant shall mean the owner of the land on which new development or significant redevelopment will occur or his authorized agent.
Authorized city official shall mean the Director or a Deputy Director of Houston Public Works, the city engineer, or the engineer in charge of the stormwater quality permitting.
CFR shall mean the Code of Federal Regulations, as it may be amended from time to time.
Clean Water Act shall mean the federal Water Pollution Control Act, 33 U.S.C. § 1251, et seq., as amended from time to time.
Commercial activity shall mean any profit or not-for-profit activity involved in the manufacture, storage, transportation, distribution, exchange or sale of goods or commodities, or the sale or lease of real property in the provision of professional or nonprofessional services, or in the use of property for residential purposes other than single-family residential purposes.
Construction permit shall mean an official document or certification issued by either the building official or the city engineer authorizing performance of a specified construction activity, including, but not limited to, building permits, plumbing permits, electrical permits, HVAC permits, lateral storm sewer permits, excavation permits, utility construction permits, paving permits, demolition permits, and development permits required by section 19-17 of this Code.
Design manual shall mean the Houston Public Works Infrastructure Design Manual, as it may be amended from time to time.
Developed parcel shall mean a parcel that is not undeveloped.
Development shall mean (i) any activity that requires a development plat pursuant to Chapter 42 of this Code; or (ii) any activity that requires a construction permit.
Discharge shall mean the introduction or addition of any pollutant, storm water or other substance into the MS4, or to allow, permit or suffer any such introduction or addition.
Discharger shall mean a person who causes or threatens to cause a discharge.
Dwelling unit shall mean a structure, or a portion of a structure, that has independent living facilities including provisions for nontransient sleeping, cooking and sanitation.
EPA shall mean the Federal Environmental Protection Agency and any successor agency thereto.
High-risk facility shall mean any industrial or commercial facility the Director of Houston Public Works, or city engineer believes is contributing a pollutant to the MS4.
Home occupation shall mean a commercial activity conducted entirely in a dwelling unit or accessory structure by a resident thereof that is incidental and secondary to the use of the dwelling unit for residential purposes and does not change the character thereof.
Homeowners' association shall mean an incorporated or unincorporated association owned by or whose members consist primarily of the owners of the property covered by a dedicatory instrument and through which the owners, or the board of directors or similar governing body, manage or regulate the single-family residential subdivision that has as one of its purposes the continued care and maintenance of all commonly-owned properties within the subdivision, particularly the areas established for storm water quality controls, and the authority and means to impose binding assessments upon the lot owners for that purpose.
Impervious surface shall mean any area that does not readily absorb water including, but not limited to, building roofs, parking and driveway areas, compacted or rolled areas that are not revegetated, sidewalks, and paved recreation areas.
Industrial activity certification or IAC shall mean a certification filed with the city pursuant to section 47-633 of this Code.
Lot shall mean an undivided tract of land intended for single-family residential use contained within a block and designated on a subdivision plat by alphabetical or numerical designation.
Municipal separate storm sewer system or MS4 shall mean the system of conveyances owned or operated by the city or any co-permittee of the city that is designed or used for collecting or conveying storm water.
New development shall mean development of an undeveloped parcel of land one acre or larger without regard to the amount of land that will actually be disturbed. The term does not include development on an undeveloped and undivided parcel of one acre or more of one dwelling unit and one or more accessory structures. The term also does not include a stormwater detention basin that includes a water quality feature.
Non-structural control shall mean a maintenance or operational practice designed to prevent or reduce the potential of storm water runoff contact with pollution-causing activities.
Notice of Change or NOC shall mean a notice of change that is required by the TPDES General Permit No. TXR050000, the EPA NPDES General Permit for Storm Water Discharges From Construction Activities in Region 6, or any similar general permit to discharge storm water associated with industrial or construction activity that is issued by the EPA or TCEQ.
Notice of intent or NOI shall mean a notice of intent that is required by the TPDES General Permit No. TXR050000, the EPA NPDES General Permit for Storm Water Discharges From Construction Activities in Region 6, or any similar general permit to discharge storm water associated with industrial or construction activity that is issued by the EPA or TCEQ.
Notice of termination or NOT shall mean the notice of termination that is required by the TPDES General Permit No. TXR050000, the EPA NPDES General Permit for Storm Water Discharges From Construction Activities in Region 6, or any similar general permit to discharge storm water associated with industrial or construction activity that is issued by the EPA or TCEQ.
NPDES shall mean National Pollutant Discharge Elimination System.
NPDES permit shall mean a permit issued by the EPA (or by the state under authority assumed pursuant to Section 1342(b) of Title 33 of the United States Code) that authorizes the discharge of pollutants to waters of the United States, whether the permit is applicable on an individual, group, or general basis.
Parcel shall mean a contiguous piece of land that is under common ownership or control or that is part of a larger common plan of development or sale.
Person shall mean an individual, corporation, organization, governmental entity, business trust, partnership, association, or other legal entity, or an agent or an employee thereof.
Pollutant shall mean, but shall not be limited to, dredged soil, solid waste, incinerator residue, sewage, garbage, sewage sludge, filter backwash, munitions, chemical wastes, biological materials, radioactive materials, heat, wrecked or discarded equipment, rock, sand, cellar dirt, concrete saw slurry, and other material discharged into the MS4 or any waters of the United States.
Pollution shall mean the alteration of the physical, thermal, chemical or biological quality of, or the contamination of, any waters of the United States that renders the water harmful, detrimental or injurious to humans, animal life, vegetation or property or to public health, safety or welfare, or impairs the usefulness or public enjoyment of the water for any lawful or reasonable purpose.
Public utility shall mean a water line, sanitary sewer, storm sewer, pump station or lift station in a public right-of-way that is or will be owned and operated by the city or other political subdivision of the state for public purposes.
Publicly owned treatment works or POTW shall mean any device or system used in the treatment (including recycling and reclamation) of municipal sewage or industrial wastes of a liquid nature that is owned by the state or a municipality, and includes sewers, pipes, or other conveyances only if they convey wastewater to a POTW.
Reinspection shall mean revisiting a site to insure that a violation noted on the previous inspection report has been resolved. Reinspections are subject to the reinspection fee.
Representative storm event shall mean a storm event that is greater than one-tenth of an inch in magnitude and that occurs at least 72 hours after the previously measurable (greater than one-tenth of an inch rainfall) storm event.
Significant redevelopment shall mean increase of 0.2 acre or more to the impervious surface on a one acre or larger developed parcel, but does not include a stormwater detention basin that includes a water quality feature.
Single-family residential shall mean the use of a lot with one building designed for and containing not more than two dwelling units.
Storm water discharges associated with construction activity shall mean storm water discharges from construction activity, including clearing, grading, excavation and demolition activities. The term does not include discharges from facilities or activities excluded from the NPDES program under 40 CFR Part 122.
Storm water discharges associated with industrial activity shall have the meaning provided in Section 122.26(b)(14) of Title 40 of the CFR, other than subsection (x) of that Section.
Storm Water Management Handbook for Construction Activities shall mean the Storm Water Management Handbook for Construction Activities promulgated by the city, Harris County and Harris County Flood Control District, as it may be amended from time to time.
Storm water pollution prevention plan or SWPPP shall be a required element of approved construction plans. The SWPPP can be as simple as the Stormwater Pollution Prevention Plan Detail (DWG NO 01571-01).
Storm water quality management plan or SWQMP shall mean a plan prepared pursuant to the requirements of division 2 of this article and the design manual.
Storm water quality permit or SWQ permit shall mean a current, valid permit issued pursuant to division 2 of this article.
Structural control shall mean a structure or vegetative practice that is generally designed to reduce pollutant levels in storm water runoff.
Structure shall mean that which is built or constructed, an edifice or building of any kind, or any piece of work, including, but not limited to, a paved surface, that is artificially built up or composed of parts joined together in some definite manner. The term does not include a street or a public utility.
Substantial deviation shall mean a deviation that:
(1) Increases the designed flow rate by more than five percent;
(2) Increases or decreases the designed storage volume by more than five percent;
(3) Increases or decreases the designed water surface elevation by more than six inches; or
(4) Increases the risk of flooding caused by a 100-year storm event as that term is defined in chapter 19 of this Code.
SWQ permittee shall mean the holder of a SWQ permit.
TCEQ shall mean the Texas Commission on Environmental Quality and any successor agency thereto.
TPDES means the Texas Pollutant Discharge Elimination System that was assumed by the state from the EPA pursuant to Section 1342(b) of Title 33 of the United States Code.
Third-party agreement shall mean an agreement that satisfies the requirements of section 47-673(b) of this Code.
TPDES permit shall mean a permit issued by the TCEQ that authorizes the discharge of pollutants to water in the state, whether the permit is applicable on an individual, group, or general basis.
Undeveloped parcel shall mean a parcel on which there are no structures at the time that a construction permit or development plat is applied for or required.
Waters of the United States shall mean all waters that are currently used, were used in the past, or may be susceptible to use in interstate or foreign commerce; all interstate waters, including interstate wetlands; all other waters the use, degradation or destruction of which would affect or could affect interstate or foreign commerce; all impoundments of waters otherwise defined as "waters of the United States" under this definition; all tributaries of water identified in this definition; all wetlands adjacent to waters identified in this definition; and any other waters within the federal definition of "waters of the United States" in Section 122.2 of Title 40 of the CFR; but not including any waste treatment systems, treatment ponds, or lagoons designed to meet the requirements of the Federal Clean Water Act.
Wetlands shall mean an area that is inundated or saturated by surface or ground water at a frequency and duration sufficient to support and that under normal circumstances does support, a prevalence of vegetation typically adapted for life in saturated soil conditions. Wetlands generally include swamps, marshes, bogs and similar areas.
(Ord. No. 01-800, § 3, 8-29-01; Ord. No. 02-399, § 95, 5-15-02; Ord. No. 06-892, §§ 2—5, 8-23-06; Ord. No. 2016-864, §§ 2, 3, 11-9-2016; Ord. No. 2018-11, §§ 34, 49, 1-10-2018)
