01/28/2020 Ordinances 9763ORDINANCE NO. 9763
An ordinance to amend Chapter 30 of the Grand Island City Code; to amend
Section 30-1 Definitions; Section 30-57 Discharge Pernut; Application; Section 30-58 Discharge
Permit; Requirements; Section 30-67 Excessive Pollutant Penalty; Section 30-71 Pollutants
Subject to Surcharge as now existing, and any ordinance or parts of ordinances in conflict
herewith; and to provide for publication and the effective date of this ordinance.
BE IT ORDAINED BY THE MAYOR AND COUNCIL OF THE CITY OF
GRAND ISLAND, NEBRASKA:
SECTION 1. Section 30 of the Grand Island City Code is hereby amended to read
as follows:
§30-1. Definitions
The definitions of certain words and phrases used in this chapter shall be as follows:
Act shall mean the Clean Water Act of 1977 (PL 95-217), and any amendments thereto, as well as any
guidelines, limitarions, and standards promnlgated by EPA, pursuant to the Act.
Ammonia shall mean the chemical combination of hydrogen and nitrogen occurring in nature e�ressed as
NH3, NH2, or any of its derivatives as contained in the wastewater flow.
BOD (biochemical o.zygen demand) shall mean the quantity of o�cygen utilized in the biochemical
oxidation of organic matter under standard laboratory procedure in five days at 20 degrees Celsius, expressed in
milligrams per liter by weight. BOD shall be determined by standard methods as hereinafter defined.
Biodegradable Oils and Grease shall mean fats, oils, and greases of animal or vegetable origin contained
in the wastewater flow.
Building 5ewer shall mean that part of the lowest horizontal piping of a drainage system which receives the
discharge from soil, waste and other drainage pipes inside the walls of a building and conveys it to the lateral sewer.
The building sewer shall e�end two feet outside the building wall.
Chloride shall mean the anion CL- (Negative Charge at top of CL)
C� sha11 mean the City of Grand Island, Nebraska.
Compatible Wastes shall mean wastes containing pollutants for which the water pollurion control plant was
basically designed to treat and which are identified in the NPDES permit that is applicable to this treatment plant.
Composite shall mean the makeup of a number of individual samples, so taken as to represent the nature of
wastewater or industrial wastes.
Constituents shall mean the combinafion of particles, chemicals, or conditions which e�st in industrial
wastes.
Conductivitv shall mean the measwe of the ability of an aqueous solution to carry an electric charge
Cooling Water shall mean the cleaned wastewaters discharged from any system of heat transfer such as
condensation, air conditioning, cooling, or refrigeration.
Department shall mean the City's Department of Public Works.
Director shall mean the Director of the Departrnent of Public Works or his or her authorized
representative.
EPA shall mean the United States Environmental Protecrion Agency.
ICR shall mean industrial cost recovery.
Industrial Plant shall mean any facility which discharges industrial wastes as defined in this ordinance.
Industriad User sha11 mean:
(A) any nongovernmental, nonresidential user of the City's treatment works which discharges more than the
equivalent of 25,000 gallons per day of sanitary waste, or a volume of process waste, or combined process and
sanitary waste, equivalent to 25,000 gallons per day of sanitary waste and which is identified in the Standard
Industrial Classification Manual under Divisions A, B, D, E, and I; or
(B) any nongovernmental user of the City's treatment works which discharges wastewater to the treatment
works which contains to�c pollutants or poisonous solids, liquids, or gases in sufficient quantity either singly or
Approved as to Form tt
January 27, 2020 tt Attorney
ORDINANCE NO. 9763 (Cont.)
by interaction with other wastes, to injure or interfere with any sewage treatment process, constitute a hazard to
humans or animals, create a public nuisance, or create any hazard in or have an adverse effect on the waters
receiving any discharge from the treatment works.
Industrial Wastes shall mean the liquid wastes resulting from the processes employed in industrial,
manufacturing, trade or business establishments, as distinct from domestic wastes.
Lateral Sewer shall mean the sanitary sewer that extends from the building sewer to the public sanitary
sewer system.
Major Contributing Industrv shall mean an industrial user that:
(A) has a flow of 50,000 gallons or more per average work day; or
(B) has a waste strength greater than 5 percent of the plant design capaciTy; or
(C) has in its waste a to�c pollutant in toxic amounts; or
(D) is found to have significant impact, either singly or in combinarion with other contributing industries,
on the water pollution control plant, or upon the quality of the plant effluent.
m L shall mean milligrams per liter.
Natural Outlet shall mean any natural outlet extending to a water course, pond, or other body of
surface or groundwater.
Normal Strength Wastewater shall mean wastewater with pollutant strength values not exceeding the
following:
TKN.............................................................................................................. 30mg/L
Biochemical O�rygen Demand ...................................................................... 250 mg/L
HydrogenSulfide .......................................................................................... Omg/L
Suspended Solids ........................................................................................... 250 mg/L
Biodegradable Oils and Grease ..................................................................... 100 mg/L
Chloride............................................................................... 230 mg/L
Nitrate................................................................................. 25 mg/L
Total Nitrogen .......................................................................... 25 mg/L
Where the nature of the wastewater does not permit BOD determination, COD shall be substituted according to
the relation BOD =(K) (COD), where °K" is a constant to be determined by the Department.
NPDES Permit shall mean the National Pollutant Discharge Elimination System Permit as established by
the Act. All municipalities, industries, and commercial enterprises that discharge to surface watercourses are
required to have NPDES permits approved by EPA and in Nebraska by the Department of Environmental Quality.
Owner shall have the same meaning as Person defined in this section.
Plannin� shall mean the Grand Island planning area as adopted by the Regional Planning
Commission.
Person or Owner shall mean any individual, firm, company, association, developer, corporation, or group.
pH shall mean the logarithm of the reciprocal of the concentration of hydrogen ions in grams per liter of
solution.
Pollution shall mean the placing of any no�ous or deleterious substance in any waters of the City in
quantities which are or may be potentially harmful or injurious to human health or welfare, animal or aquatic life, or
property, or unreasonably interfere with the enjoyment of life or property, including outdoor recreation.
Pretreatment shall mean the application of physical, chemical and biological processes to reduce the
amount of pollutants in or alter the nature of the pollutant proper[ies in a wastewater prior to discharge into a
sanitary sewer.
Public Sewer shall mean the sanitary and/or storm sewers owned by the people of Grand Island and
controlled and maintained by the Departrnent of Public Works.
Residential Strength Wastewater shall mean wastewater with pollutant strength values which average 250
mg/L of BOD and 250 mg/L of SS.
Sanitar� Sewer shall mean a sewer which carries sanitary wastewater and industrial wastes and to which
storm, surface, and groundwaters are not intentionally admitted.
Sanitary Sewerage System shall mean all facilities for collecting, pumping, and transporting wastewater to
the water pollurion control plant.
Sanitary Wastes or Wastewater shall mean the water carried wastes discharged from building sewers by
reason of human occupancy.
Shall is mandatory; May is permissive.
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ORDINANCE NO. 9763 (Cont.)
Standard Methods shall mean those procedures or methods established by the latest edition of the
"Standard Methods for the Examination of Water and Wastewater," as prepared, approved, and published jointly by
the American Public Health Association and the American Water Works Association.
Storm Sewer or Storm Drain shall mean a sewer which carries storm waters, surface runoff, street wash
waters and drainage, but which excludes sanitary wastewater and industrial wastes, other than unpolluted cooling
water.
Suspended Solids (SS) shall mean solids that either float on the surface of, or are in suspension in, water,
wastewater, or other liquids, and which are removable by laboratory filtering, expressed in milligrams per liter
(m�)•
Total Kjeldahl Nitro�en (7'KN) shall mean the sum of organic nitrogen, ammonia (NHs), and
ammonium _(NHa+)
Total Sul ides shall mean the chemical combination of dissolved hydrogen sulfide gas (HzS); dissolved
ionic sulfide in the form of HS' and S'2 and acid-soluble metallic salfide present in suspended matter
Toxic shall mean constituents of wastes which adversely affect the organisms involved in wastewater
treatment.
Unpolluted Water or Draina�e shall mean water to which no pollutants have been added, either
intentionally or accidentally.
Wastewater Treatment Facilitv shall mean the wastewater treatment facility owned and operated by the
City for the benefit of all persons located within the City's planning area.
Watercourse shall mean a channel in which a flow of water occurs, either continuously or intermittently.
Wastewater shall mean the liquid and water carried domestic or industrial wastes from dwellings,
commercial buildings, industrial facilities, and institutions, together with any groundwater, surface water, and storm
water that may be present, whether treated or untreated, which is discharged into or permitted to enter the City's
treatment works.
Wastewater Treatment Works shall mean the sanitary sewers, pumping, and other equipment and their
appurtenances, and other facilities which are an integral part of the wastewater collection and treatment processes
and treatment residue disposal system.
§30-57. Discharge Permit; Application
Persons requiring a discharge permit shall complete and file with the Department an application in the form
prescribed by the director and accompanied by applicable fees. Except as otherwise agreed in writing by the
director, the applicant shall submit, in units and terms appropriate for evaluation, the following information:
(1) Name, address, and Standard Industrial Classification (SIC) number of applicant.
(2) Volume of waste to be discharged.
(3) Waste constituents and characteristics including BOD, suspended solids, pH, biodegradable oils and
grease, total sulfides, TKN, nitrates, ammonia, and total nitrogen, and any others required by the director.
(4) Time and duration of discharge.
(5) Average and thirty minute peak waste flow rates, including daily, weekly, monthly, and seasonal
variations, if any.
(6) Ground plan or plat sufficient to indicate locations of building sewers, building drains, process waste
sewers, monitoring facilities and pretreatment facilities with respect to buildings, property lines, streets,
public sewers, and industrial process facilities.
(7) Descriprion of plant acrivities, facilities, and processes, including all types of waste which are or could
be discharged.
(8) Each product produced by type, amount, and rate of producrion when required to determine compliance
with pretreatment standards.
(9) Number and type of employees, and hours of work.
(10) Any other information the director may feel is necessary to evaluate the permit application.
The Department will evaluate the data furnished and may require additional information. After evaluation
of the data furnished, the director may issue a discharge permit subject to the terms and conditions of.this ordinance.
Wastewater constituents and characteristics shall not be recognized as confidential informatian.
§30-58. Discharge Permit; Requirements
Discharge permits may contain any or all of the following conditions and requirements:
(1) The average and maximum waste pollutant concentrations permitted to be discharged into the sanitary
sewers.
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ORDINANCE NO. 9763 (Cont.)
(2) The ma�cimum daily amounts of BOD, suspended solids, pH, biodegradable oils and grease, total sulfides,
TKN, nitrates, ammonia, total nitrogen, chlorides, conductivity and any others required by the director,
permitted to be dischazged into the sanitary sewers.
(3) Limits on rate and time of discharge and requirements on flow regulations and equalization.
(4) Requirements for installation of inspection and sampling facilities.
(5) Pretreatment requirements.
(6) Specifications for monitoring programs which may include sampling locarions, frequency and methods of
sampling and the number, types, and standards for tests and reporting schedule.
(7) Requirements for submission of technical reports or discharge reports.
(8) Requirements for maintaining plant records relating to waste discharges as specified by the director and
making the records available to the Department.
(9) Additional requirements as may be determined by the director.
§30-67. Excessive Pollutant Penalty
If a person discharges amounts of permissible pollutants in excess of the amounts permitted in the
discharge permit, as stated 'm §30-71, a charge for "Excessive Pollutant Penalty" in accordance with the City of
Grand Island Fee Schedule, per day of violation shall be imposed and paid by the person discharging wastes in
violation of the permit.
§30.71. Pollutants Subject to Surcharge
The monthly amount of pollutants subject to the surchazge will be based on the average loading per plant
operating day, times the number of operating days in the month the limits are exceeded. The pollutants limits that
shall be subject to a surcharge are as follows:
BOD.........................................................250 mg/L
Suspended Solids or TSS .................................250 mg/L
Fats, Oils, and Grease ......................................100 mg/L
Total Nitrogen (Organic & Inorganic) ...... .............25 mg/L
Hydrogen Sulfide .............................................0 mg/L
pH .....................................................less than 6 S.U.
pH ... ...... ... ...... ... ... ... ... ... ...... ... ... ....geater than 9 S.U.
SECTION 2. Section 30 is now existing, and any ordinances or parts of
ordinances in conflict herewith be, and hereby are, repealed.
SECTION 3. T'his ordinance sha11 be in force and take effect from and after its
passage and publication, within fifteen days in one issue of the Grand Island Independent as
provided by law.
Enacted: January 2$, 2020.
Attest:
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RaNae Edwards, City Clerk
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Rog . Steele, Mayor
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