BOD (biochemical oxygen demand).
The quantity of oxygen by weight, expressed in mg/l, utilized
in the biochemical oxidation of organic matter under standard laboratory
conditions for five (5) days at a temperature of twenty (20) degrees
centigrade.
Building sewer.
The extension from the building drain to the public sewer
on other place of disposal (also called the house lateral and house
connection).
City.
The City of Stanton Texas, or any authorized person acting
in its behalf.
COD (chemical oxygen demand).
A measure of the oxygen-consuming capacity of inorganic and
organic matter present in the water or wastewater expressed in mg/l
as the amount of oxygen consumed from a chemical oxidant in a specific
test, but not differentiating between stable and unstable organic
matter and thus not necessarily correlating with biochemical oxygen
demand.
Control manhole.
A manhole giving access to a building sewer at some point
before the building sewer discharge mixes with other discharges in
the public sewer.
Control point.
A point of access to a course of discharge before the discharge
mixes with other discharges in the public sewer.
Garbage.
Animal and vegetable wastes and residue from preparation,
cooking and dispensing of food; and from the handling, processing,
storage and sale of food products and produce.
Industrial waste.
Waste resulting from any process of industry, manufacturing,
trade, or business or from the development of any natural resource,
or any mixture of the waste with water or normal wastewater, or distinct
from normal wastewater.
Industrial waste charge.
The charge made on those persons who discharge industrial
wastes into the city's sewerage system.
Milligrams per liter (mg/l).
Means the same as parts per million and is a weight-to-volume
ratio; the milligrams-per-liter value multiplied by the factor 8.34
shall be equivalent to pounds per million gallons of water.
Natural outlet.
Any outlet into a watercourse, ditch, lake, or other body
of surface water or groundwater.
Normal domestic wastewater.
Wastewater excluding industrial wastewater discharged by
a person into sanitary sewers and in which the average concentration
of total suspended solids is not more than two hundred and fifty (250)
mg/l and BOD is not more than two hundred and fifty (250) mg/l.
Overload.
The imposition of organic or hydraulic loading on a treatment
facility in excess of its engineered design capacity.
Person.
Any individual and includes any corporation, organization,
government or governmental subdivision or agency, business trust,
estate, trust, partnership, association, or other legal entity.
pH.
The logarithm (base 10) of the reciprocal of the hydrogen
ion concentration.
Public sewer.
A pipe or conduit carrying wastewater or unpolluted drainage
in which owners of abutting properties shall have the use, subject
to control by the city.
Sanitary sewer.
A public sewer that conveys domestic wastewater or industrial
wastes or a combination of both, and into which storm water, surface
water, groundwater, and other unpolluted wastes are not intentionally
passed.
Slug.
Any discharge of water, wastewater or industrial waste which,
in concentration of any given constituent or in quantity of flow,
exceeds for any period of duration longer than fifteen (15) minutes
more than five (5) times the average twenty-four (24) hour concentration
or flows during normal operation.
Standard Methods.
The examination and analytical procedures set forth in the
latest edition, at the time of analysis, of Standard Methods for the
Examination of Water and Wastewater, as prepared, approved, and published
jointly by the American Public Health Association, the American Water
Works Association, and the Water Environment Federation.
Storm sewer.
A public sewer which carries storm and surface waters and
drainage and into which domestic wastewater or industrial wastes are
not intentionally passed.
Superintendent.
The water and wastewater superintendent of the city or his
duly authorized deputy, agent or representative.
Suspended solids (SS).
Solids measured in mg/l that either float on the surface
of, or are in suspension in, water, wastewater, or other liquids,
and which are largely removable by a laboratory filtration device.
To discharge.
Includes to deposit, conduct, drain, emit, throw, run, allow
to seep, or otherwise release or dispose of, or to allow, permit,
or suffer any of these acts or omissions.
Trap.
A device designed to skim, settle, or otherwise remove grease,
oil, sand, flammable wastes or other harmful substances.
Unpolluted wastewater.
Water containing:
(1)
No free or emulsified grease or oil;
(3)
No phenols or other substances producing taste or odor in receiving
water;
(4)
No toxic or poisonous substances in suspension, colloidal state,
or solution;
(5)
No noxious or otherwise obnoxious or odorous gases;
(6)
Not more than an insignificant amount in mg/l each of suspended
solids and BOD, as determined by the state commission on environmental
quality; and
(7)
Color not exceeding fifty (50) units as measured by the platinum-cobalt
method of determination as specified in Standard Methods.
Waste.
Rejected, unutilized or superfluous substances in liquid,
gaseous, or solid form resulting from domestic, agricultural, or industrial
activities.
Wastewater.
A combination of the water-carried waste from residences,
business buildings, institutions, and industrial establishments, together
with any ground, surface, and storm water that may be present.
Wastewater facilities.
Includes all facilities for collection, pumping, treating,
and disposing of wastewater and industrial wastes.
Wastewater service charge.
The charge on all users of the public sewer system whose
wastes do not exceed in strength the concentration values established
as representative of normal wastewater.
Wastewater treatment plant.
Any city-owned facilities, devices, and structures used for
receiving, processing and treating wastewater, industrial waste, and
sludges from the sanitary sewers.
Watercourse.
A natural or man-made channel in which a flow of water occurs,
either continuously or intermittently.
(Ordinance 1068A, sec. 1, adopted 5/13/1985; 1994 Code, sec. 11.801)
(a) No person may discharge to public sewers any waste which by itself
or by interaction with other wastes may:
(1) Injure or interfere with wastewater treatment processes or facilities;
(2) Constitute a hazard to humans or animals; or
(3) Create a hazard in receiving waters of the wastewater treatment plant
effluent.
(b) All discharges shall conform to requirements of this article.
(Ordinance 1068A, sec. 2, adopted 5/13/1985; 1994 Code, sec. 11.802)
(a) No discharge to public sewers may contain:
(1) Cyanide greater than 1.0 mg/l;
(2) Fluoride other than that contained in the public water supply;
(3) Chlorides in concentrations greater than 250 mg/l;
(4) Gasoline, benzene, naphtha, fuel oil, or other flammable or explosive
liquid, solid or gas; or
(5) Substances causing an excessive chemical oxygen demand (COD).
(b) No waste or wastewater discharged to public waters may contain:
(1) Strong acid, iron pickling wastes, or concentrated plating solutions
whether neutralized or not;
(2) Fats, wax, grease, or oils, whether emulsified or not, in excess
of one hundred (100) mg/l or containing substances which may solidify
or become viscous at temperature between thirty-two (32) and one hundred
fifty (150) degrees Fahrenheit (0 and 65 degrees centigrade);
(3) Objectionable or toxic substances, exerting an excessive chlorine
requirement, to such degree that any such material received in the
composite wastewater treatment works exceeds the limits established
by the approving authority for such materials; or
(4) Obnoxious, toxic or poisonous solids, liquids, or gases in quantities sufficient to violate the provisions of section
12.07.002(a).
(c) No waste, wastewater, or other substance may be discharged into public
sewers which has a pH lower than 5.5 or higher than 9.5, or any other
corrosive property capable of causing damage or hazard to structures,
equipment, and/or personnel at the wastewater facilities.
(d) All waste, wastewater, or other substance containing phenols, hydrogen
sulfide, or other taste- and odor-producing substances shall conform
to concentration limits established by the approving authority. After
treatment of the composite wastewater, concentration limits may not
exceed the requirements established by state, federal, or other agencies
with jurisdiction over discharges to receiving waters.
(Ordinance 1068A, sec. 3, adopted 5/13/1985; 1994 Code, sec. 11.803)
(a) No discharges may contain concentrations of hazardous metals other than amounts specified in subsection
(b) of this section.
(b) The allowable concentrations of hazardous metals, in terms of milligrams
per liter (mg/l), for discharge to inland waters, and determined on
the basis of individual sampling in accordance with Standard Methods,
are:
|
Metal
|
Not To Exceed
|
---|
Average
|
Daily Composite
|
Grab Sample
|
---|
(1)
|
Arsenic
|
0.1
|
0.2
|
0.3
|
(2)
|
Barium
|
1.0
|
2.0
|
4.0
|
(3)
|
Cadmium
|
0.05
|
0.1
|
0.2
|
(4)
|
Chromium
|
0.5
|
1.0
|
5.0
|
(5)
|
Copper
|
0.5
|
1.0
|
2.0
|
(6)
|
Lead
|
0.5
|
1.0
|
1.5
|
(7)
|
Manganese
|
1.0
|
2.0
|
3.0
|
(8)
|
Mercury
|
0.005
|
0.005
|
0.01
|
(9)
|
Nickel
|
1.0
|
2.0
|
3.0
|
(10)
|
Selenium
|
0.05
|
0.1
|
0.2
|
(11)
|
Silver
|
0.05
|
0.1
|
0.2
|
(12)
|
Zinc
|
1.0
|
2.0
|
6.0
|
(c) No other hazardous metals or toxic materials may be discharged into
public sewers without a permit from the approving authority specifying
conditions of pretreatment, concentrations, volumes, and other applicable
provisions.
(d) Prohibited hazardous materials include but are not limited to:
(Ordinance 1068A, sec. 4, adopted 5/13/1985; 1994 Code, sec. 11.804)
(a) No person may discharge garbage or other solids into public sewers
unless it is shredded to a degree that all particles can be carried
freely under the flow conditions normally prevailing in public sewers.
Particles greater than one-half (1/2) inch in any dimensions are prohibited.
(b) The approving authority is entitled to review and approve the installation
and operation of any garbage grinder equipped with a motor of three-fourths
(3/4) horsepower (0.76 hp metric) or greater.
(Ordinance 1068A, sec. 5, adopted 5/13/1985; 1994 Code, sec. 11.805)
(a) No person may discharge to public sanitary sewers:
(1) Unpolluted storm water, surface water, groundwater, roof runoff or
subsurface drainage;
(2) Unpolluted cooling water;
(3) Unpolluted industrial process waters;
(4) Other unpolluted drainage; or make any new connections from inflow
sources.
(b) In compliance with the Texas Water Quality Act and other statutes, the approving authority may designate storm sewers and other watercourses into which unpolluted drainage described in subsection
(a) of this section may be discharged.
(Ordinance 1068A, sec. 6, adopted 5/13/1985; 1994 Code, sec. 11.806)
No person may discharge liquid or vapor having a temperature
higher than one hundred fifty (150) degrees Fahrenheit (65 degrees
centigrade), or any substance which causes the temperature of the
total wastewater treatment plant influent to increase at a rate of
ten (10) degrees Fahrenheit or more per hour, or a combined total
increase of plant influent to one hundred ten (110) degrees Fahrenheit.
(Ordinance 1068A, sec. 7, adopted 5/13/1985; 1994 Code, sec. 11.807)
(a) No person may discharge radioactive wastes or isotopes into public
sewers without the permission of the approving authority.
(b) The approving authority may establish, in compliance with applicable
state and federal regulations, regulations for discharge of radioactive
wastes into public sewers.
(Ordinance 1068A, sec. 8, adopted 5/13/1985; 1994 Code, sec. 11.808)
(a) No person may discharge into public sewers any substance capable
of causing:
(1) Obstruction to the flow in sewers;
(2) Interference with the operation or treatment processes of facilities;
or
(3) Excessive loading of treatment facilities.
(b) Discharges prohibited by subsection
(a) of this section include, but are not limited to, materials which exert or cause concentrations of:
(1) Inert suspended solids greater than 250 mg/l including but not limited
to
(2) Dissolved solids greater than five hundred (500) mg/l including but
not limited to:
(3) Excessive discoloration including but not limited to:
(B) Vegetable-tanning solutions; or
(4) BOD, COD, or chlorine demand in excess of normal plant capacity.
(c) No person may discharge into public sewers any substance that may:
(1) Deposit grease or oil in the sewer lines in such a manner as to clog
the sewers;
(2) Overload skimming and grease handling equipment;
(3) Pass to the receiving waters without being effectively treated by
normal wastewater treatment processes due to the nonamenability of
the substance to bacterial action; or
(4) Deleteriously affect the treatment process due to excessive quantities.
(d) No person may discharge any substance into public sewers which:
(1) Is not amenable to treatment or reduction by the processes and facilities
employed; or
(2) Is amenable to treatment only to such a degree that the treatment
plant effluent cannot meet the requirements of other agencies having
jurisdiction over discharge to the receiving waters.
(e) The approving authority shall regulate the flow and concentration
of slugs when they may:
(1) Impair the treatment process;
(2) Cause damage to collection facilities;
(3) Incur treatment costs exceeding those for normal wastewater; or
(4) Render the effluent unfit for stream disposal or industrial use.
(f) No person may discharge into public sewers solid or viscous substances which may violate subsection
(a) of this section if present in sufficient quantity or size, including but not limited to:
(19) Paper products, either whole or ground by garbage grinders;
(Ordinance 1068A, sec. 9, adopted 5/13/1985; 1994 Code, sec. 11.809)
(a) Unless exception is granted by the approving authority, the public
sanitary sewer system shall be used by all persons discharging:
(b) Unless authorized by the state commission on environmental quality, no person may deposit or discharge any waste included in subsection
(a) of this section on public or private property or into or adjacent to any:
(4) Other area within the jurisdiction of the city.
(c) The approving authority shall verify prior to discharge that wastes
authorized to be discharged will receive suitable treatment within
the provisions of laws, regulations, ordinances, rules and orders
of federal, state and local governments.
(Ordinance 1068A, sec. 10, adopted 5/13/1985; 1994 Code, sec. 11.810)
(a) If discharges or proposed discharges to public sewers may: (i) deleteriously
affect wastewater facilities, processes, equipment, or receiving waters,
(ii) create a hazard to life or health, or (iii) create a public nuisance,
the approving authority shall require:
(1) Pretreatment to an acceptable condition for discharge to the public
sewers;
(2) Control over the quantities and rates of discharge; and
(3) Payment to cover the cost of handling and treating the wastes.
(b) The approving authority is entitled to determine whether a discharge or proposed discharge is included under subsection
(a) of this section.
(c) The approving authority shall reject wastes when it determines that a discharge or proposed discharge does not meet the requirements of subsection
(a) of this section.
(Ordinance 1068A, sec. 11, adopted 5/13/1985; 1994 Code, sec. 11.811)
(a) If pretreatment or control is required, the approving authority shall
review and approve design and installation of equipment and processes.
(b) The design and installation of equipment and processes must conform
to all applicable statutes, codes, ordinances and other laws.
(c) Any person responsible for discharges requiring pretreatment, flow
equalizing, or other facilities shall provide and maintain the facilities
in effective operating condition at his own expense.
(Ordinance 1068A, sec. 12, adopted 5/13/1985; 1994 Code, sec. 11.812)
(a) Discharges requiring a trap include:
(1) Grease or waste containing grease in amounts that will impede or
stop the flow in the public sewers;
(5) Other harmful ingredients.
(b) Any person responsible for discharges requiring a trap shall at his
own expense and as required by the approving authority:
(1) Provide equipment and facilities of a type and capacity approved
by the approving authority;
(2) Locate the trap in a manner that provides ready and easy accessibility
for cleaning and inspection; and
(3) Maintain the trap in effective operating condition.
(Ordinance 1068A, sec. 13, adopted 5/13/1985; 1994 Code, sec. 11.813)
Any person responsible for discharges through a building sewer
carrying industrial wastes shall, at his own expense and as required
by the approving authority:
(1) Install an accessible control manhole;
(2) Install meters and other appurtenances to facilitate observation,
sampling and measurement of the waste; and
(3) Install safety equipment and facilities (ventilation, steps) where
needed;
(4) Maintain the equipment and facilities.
(Ordinance 1068A, sec. 14, adopted 5/13/1985; 1994 Code, sec. 11.814)
(a) Sampling shall be conducted according to customarily accepted methods,
reflecting the effect of constituents upon the sewage works and determining
the existence of hazards to health, life, limb, and property. (Note:
The particular analysis involved will determine whether a twenty-four
(24) hour composite sample from all outfalls of a premise is appropriate
or whether a grab sample or samples should be taken. Normally, but
not always, BOD and suspended solids analyses are obtained from twenty-four
(24) hour composites of all outfalls. Where applicable, a sixteen
(16) hour, eight (8) hour or some other period may be required. Periodic
grab samples are used to determine pH and oil and grease.)
(b) Examination and analyses of the characteristics of waters and wastes
required by this article shall be:
(1) Conducted in accordance with the latest edition of Standard Methods;
and
(2) Determined from suitable samples taken at the control manhole provided
or other control point authorized by the approving authority.
(c) BOD and suspended solids shall be determined from composite sampling,
except to detect unauthorized discharges.
(d) The approving authority shall determine which users or classes of
users may contribute wastewater which is of greater strength than
normal domestic wastewater. All users or classes of users so identified
shall be sampled for flow, BOD, TSS and pH at least annually.
(e) The city may select an independent firm or laboratory to determine
flow, BOD, and suspended solids, if necessary. Flow may alternately
be determined by water meter measurements if no other flow device
is available and no other source of raw water is used.
(Ordinance 1068A, sec. 15, adopted 5/13/1985; 1994 Code, sec. 11.815)
(a) Persons making discharges of industrial waste into the city system
shall pay a charge to cover all costs of collection and treatment.
(b) When discharges of any waste into the city system are approved by
the approving authority, the city or its authorized representative
shall enter into an agreement or arrangement providing:
(1) Terms of acceptance by the city;
(2) Payment by the person making the discharge, in accordance with the user charge system as established in subsection
(c) of this section;
(3) Sewer connection procedures and requirements shall be in accordance
with the Uniform Plumbing Code as promulgated by the International
Association of Plumbing and Mechanical Officials;
(4) A sewer application approved with connection fee paid; and
(5) Construction of sewer connections shall be approved by city inspectors
prior to sewer use.
(c) Each user of the wastewater treatment system will be notified, at
least annually, in conjunction with a regular sewer bill, of the rate
and that portion of user charges or ad valorem taxes which are attributable
to the operation and maintenance of the wastewater treatment system.
(d) The city will apply excess revenues collected from a class of users
to the cost of operation and maintenance attributable to that class
for the next year and adjust the rates accordingly.
(Ordinance 1068A, sec. 16, adopted 5/13/1985; 1994 Code, sec. 11.816)
A person discharging wastes into public sewers prior to the
effective date of this article may continue without penalty so long
as he:
(1) Does not increase the quantity or decrease the quality of discharge
without permission of the approving authority;
(2) Has discharged the waste at least six (6) months prior to the effective
date of this article; and
(3) Applies for and is granted a permit no later than ninety (90) days
after the effective date of this article.
(Ordinance 1068A, sec. 17, adopted 5/13/1985; 1994 Code, sec. 11.817)
(a) The city may grant a permit to discharge to persons meeting all requirements
of the savings clause provided that the person:
(1) Submits an application within ninety (90) days after the effective
date of this article on forms supplied by the approving authority;
(2) Secures approval by the approving authority of plans and specifications
for the facilities when required;
(3) Has complied with all requirements for agreements or arrangements,
including but not limited to provisions for:
(B) Installation and operation of the facilities and of pretreatment
facilities, if required; and
(C) Sampling and analysis to determine quantity and strength when directed
by the city; and
(4) Provides a sampling point, when requested by the city, subject to
the provisions of this article and approval of the approving authority.
(b) A person applying for a new discharge shall:
(1) Meet all conditions of subsection
(a) of this section; and
(2) Secure a permit prior to discharging any waste.
(Ordinance 1068A, sec. 18, adopted 5/13/1985; 1994 Code, sec. 11.818)
(a) The superintendent and other duly authorized employees of the city
bearing proper credentials and identification are entitled to enter
any public or private property at any reasonable time for the purpose
of enforcing this article.
(b) Anyone acting under this authority shall observe the establishment's
rules and regulations concerning safety, internal security, and fire
protection.
(c) Except when caused by negligence or failure of person(s) to maintain
safe conditions, the city shall indemnify the person(s) against loss
or damage to their property by city employees and against liability
claims and demands for personal injury or property damage asserted
against the person(s) and growing out of the sampling operation.
(d) The superintendent and other duly authorized employees of the city
bearing proper credentials and identification are entitled to enter
all private properties through which the city holds a negotiated easement
for the purposes of:
(1) Inspection, observation, measurement, sampling or repair;
(2) Maintenance of any portion of the sewerage system lying within the
easements; and
(3) Conducting any other authorized activity. All activities shall be
conducted in full accordance with the terms of the negotiated easement
pertaining to the private property involved.
(e) No person acting under authority of this provision may inquire into
any processes including metallurgical, chemical, oil refining, ceramic,
paper or other industries beyond that point having a direct bearing
on the kind and source of discharge to the public sewers.
(Ordinance 1068A, sec. 19, adopted 5/13/1985; 1994 Code, sec. 11.819)
(a) The city may terminate water and wastewater disposal service and
disconnect a customer from the system when:
(1) Acids or chemicals which may damage the sewer lines or treatment
process are released to the sewer potentially causing accelerated
deterioration of these structures or interfering with proper conveyance
and treatment of wastewater;
(2) A governmental agency informs the city that the effluent from the
wastewater treatment plant is no longer of a quality permitted for
discharge to a watercourse, and it is found that the customer is delivering
wastewater to the city's system that cannot be sufficiently treated
or requires treatment that is not provided by the city as normal domestic
treatment; or
(3) The customer:
(A) Discharges waste or wastewater that is in violation of the permit
issued by the approving authority;
(B) Discharges wastewater at an uncontrolled, variable rate in sufficient
quantity to cause an imbalance in the wastewater treatment system;
(C) Fails to pay monthly bills for water and sanitary sewer services
when due; or
(D) Repeats a discharge of prohibited wastes to public sewers in violation of sections
12.07.002 through
12.07.009 as stated above.
(b) If service is discontinued pursuant to subsection
(a)(2) of this section, the city shall:
(2) Supply the customer with the governmental agency's report and provide
the customer with all pertinent information; and
(3) Continue disconnection until such time as the customer provides pretreatment/additional
pretreatment or other facilities designed to remove the objectionable
characteristics from his wastes.
(Ordinance 1068A, sec. 20, adopted 5/13/1985; 1994 Code, sec. 11.820)
The city shall serve persons discharging in violation of this
article with written notice stating the nature of the violation and
providing a reasonable time limit for satisfactory compliance.
(Ordinance 1068A, sec. 21, adopted 5/13/1985; 1994 Code, sec. 11.821)
No person may continue discharging in violation of this article
beyond the time limit provided in the notice.
(Ordinance 1068A, sec. 22, adopted 5/13/1985; 1994 Code, sec. 11.822)
(a) A person who continues prohibited discharges is guilty of a misdemeanor and upon conviction is punishable by a fine in accordance with the general penalty provision found in section
1.01.009 of this code.
(b) In addition to proceeding under authority of subsection
(a) of this section, the city is entitled to pursue all other criminal and civil remedies to which it is entitled under authority of statutes or other ordinances against a person continuing prohibited discharges.
(Ordinance 1068A, sec. 23, adopted 5/13/1985; 1994 Code, sec. 11.823)
In addition to sanctions provided for by this article, the city
is entitled to exercise sanctions provided for by the other ordinances
of the city for failure to pay the bill for water and sanitary sewer
service when due.
(Ordinance 1068A, sec. 24, adopted 5/13/1985; 1994 Code, sec. 11.824)
The city may pursue all criminal and civil remedies to which
it is entitled under authority of statutes and ordinances against
a person negligently, willfully or maliciously causing loss by tampering
with or destroying public sewers or treatment facilities.
(Ordinance 1068A, sec. 25, adopted 5/13/1985; 1994 Code, sec. 11.825)