O-72-215A - 06/08/1972AMENDMENT TO ORDINANCE NO. 215
CITY OF ROUND ROCK,TEXAS
At a regula meeting of the City Council of the City
of Round Rock, Texas, on the ga ,„aday of June, 1972, Councilman
C ��°� submitted the following amendment to
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nance No. 215 of the City of Round Rock, Texas, as follows:
An Ordinance amending Ordinance NO. 215, Industrial
Waste Ordinance, regulating the use of public and private sewers
and drains and the discharge of water, waters and waste into the
public sewer system, by:
Amending Section 1 of said Ordinance, by redrafting the
paragraph entitled Unpolluted Water or Waste to read as follows:
" Unpolluted water or waste means any water or waste
containing none of the following:
Free or emulsified grease or oil; acid or alkalie,phenole
or other substances in suspension, colloilal state or solution,
and noxious or odorous gases. It shall contain not more than
ten parts per million each of suspended solids and B.O.D. The
color shall not exceed fifty units as defined by the Standard
Platinum Colbalt Method of determination.
And by amending Section 2, Prohibited Wastes, Sub Section
A, by adding Sub Sections (7) and (8) as follows:
(7) Any water or wastes containing a toxic or poison-
ous substance such as plating or heat treating waste in sufficient
quantity to injure or interfere with any sewage treatment process,
to constitute a hazard to humans or animals or to create any
hazard in the receiving waters of the sewage treatment plant.
"(8) Any heavy metals that will adversely affect
the operation of the sanitary sewer system or the quality of the
waste water treatment facility effluent.
'r
And by adding a new section to Ordinance No. 215 by
inacting Section 10 as follows:
"Section 10 = In order to insure an equitable system
of charging industries for the use of a sanitary sewer, the
following cost recovery system is hereby adopted and is found
and determined to be reasonable and acceptable. The system is
based upon a basic rate for waste, which does not exceed the
concentration of 'normal' domestic sewage (with respect to B.O.D.
and S.S.)plus a surcharge for waste which exceeds the concentration
of 'normal' surcharge, the industrial charge shall be calculated
from the following formula:
Ci = voVi + boBi + soSi
nharge to industrial users, $/yr.
unit cost of transport and treatment chargeable
to volume, $/1000 gal.
unit cost of treatment chargeable to BOD, $/lb.
unit cost of treatment (including sludge treatment)
chargeable to SS, S/lb.
Vi = volume of wastewater from industrial users, gal/yr.
Bi = amount of BOD from industrial users, lb/yr.
Si = amount of SS from industrial users, lb/yr.
Volume = 0.3 MGD
Ci =
vo =
bo =
s0 =
BOD
SS
= 510 lbs/day
= 510 lbs/day
I!
And by adding a new Section to Ordinance No. 215 by
inacting Section 11 as follows:
" Section 11: In order to insure an equitable cost
recovery system for the future, the
periodically review both the basic
rates and this review shall provide
based upon treatment costs, either
sult of such review."
director of water and sewer shall
sewer charge and the surcharge
the basis for rate adjustments
observed or predicted as a re -
The fact that the existing ordinance covering the matters
contained herein is inadequate to properly control the problems
related to waste and waste water of the City of Round Rock, Texas
and that improper control of such waste and waste water constitutes
a health hazard to the general public, creating an imperative
specific necessity and the requirements of this ordinance are
necessary to protect the welfare of the citizens of this City,
creating an emergency requiring that the provisions of the law
providing that ordiences shall be read, voted upon and passed at
more than one regular meeting of the city council be suspended
and the same is hereby suspended and this ordinance is finally
adopted on the date of its introduction.
Councilman ��}���� moved passage
of the above and fore oing ordinance, which said motion was
seconded by Councilman Ze , the ordinance
was adopted byunanimous vote, there being a quorum present.
ATTEST:
City/Secretary
Z/2_ /.//i
Mayor o 4ke Ci y kRound Rock,
Texas.