S-210 - 11/10/1970 - STORM WATER MANAGEMENT - Ordinances GWU:mk 10-20-70
AN ORDINANCE REGULATING CONSTRUCTION TO LESSEN
OR AVOID HAZARDS TO PERSONS AND DAMAGE TO PROPERTY
RESULTING FROM THE ACCUMULATION OR RUNOFF OF STORM
OR FLOOD WATER IN THE VILLAGE OF OAK BROOK, ILLINOIS
BE IT ORDAINED by the President and Board of Trustees of the
Village of Oak Brook, DuPage County, Illinois, that:
Section 1. SCOPE:
(a) This ordinance is enacted to lessen or prevent hazards to
persons and to lessen or prevent damage to property caused by flood-
ing or by an increase in volume of or change in routi�n�cf storm water
caused by regrading of land, rerouting natural storm`/\channels or by
greatly increasing the impervious area on a tract of land by the ad-
dition of structures or pavement.
(b) This ordinance is intended to supplement the Building Code,
Zoning Ordinance and Subdivision Regulation Ordinance of -the Village
of Oak Brook, and when any work requires any necessary permits or ap-
provals under those ordinances in addition to a permit as required by
this ordinance, the applicant for permits shall comply with all appli-
cable requirements prior to the issuance of a permit or approval with
respect t any one ordinance individually.
Section 2. REGULATIONS:
(a) Regulation of construction in flood plain areas:
Construction of any structures is prohibited in any area which is
subject to periodic flooding, which lies in flood plain areas as
designated on the most recent applicable national topographic map
series published by the Geological Survey, U. S. Department of the
Interior, or which contains inadequate drainage facilities , unless
the owner agrees to make all necessary improvements, and agrees to
all necessary covenants which will, in the opinion of the Village
Engineer, make such land safe for occupancy, and provide necessary
safeguards for adjacent property which would be affected by the grad-
ing, drainage or other changes being required or permitted for this
construction.
(b) No low areas or swamp areas which are subject to flooding
or provide for the retention of storm water, no ground water recharge
areas, and no flood plain areas as defined in Paragraph (a) above
shall be filled in; no major grading, excavation or ditching of any
area in such a manner as to appreciably change the direction of flow
or appreciably increase the quantity or rate of flow of storm water
drainage onto adjacent property shall be permitted; without having
first obtained a permit for the proposed work. Such permit shall be
issued by the Village Engineer if in his opinion the work as proposed
includes sufficient safeguards to prevent damage to adjacent or other
property affected.
Section 3. PERMITS:
(a) Application for permits required by this ordinance shall
be made by the owner of record of the property involved on forms
furnished by the Village of Oak Brook.
(b) Application shall be accompanied by accurate topographic
maps and drawings made to scale and showing all existing structures
including any sewers , drains, septic system, wells, etc. , and topo-
graphic features and contours at two (2) foot intervals including
any high water marks, and drawings showing proposed features and con-
tours at two (2) foot intervals. The application shall also be ac-
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companied by computations showing existing runoff, any proposed
retention areas and control structures , and proposed runoff to-
gether with rainfall statistics used in making the computations.
These runnoff computations may be omitted for areas of two (2)
acres or less where no changes of stream flow are involved. Con-
tour elevations shown shall be U..S.G.S. elevations. When con-
struction in a flood plain area is involved in a new subdivision,
the proposed changes will be reviewed by the Plan Commission at
the time of plat approval.
(c) Permit fees shall be in accordance with a schedule
established by the President and Board of Trustees.
Section 4 . PENALTIES:
.Any person, firm or corporation violating any of the provisions
of this ordinance shall upon conviction be fined not less that $5.00
nor more than $500.00 for each offense. Each day that a violation
continues shall be a separate offense.
Section 5. ' REPEAL' OF CONFLICTING ORDINANCES :
All ordinances or parts of ordinances in conflict herewith are
hereby repealed.
Section '6. VALIDITY:
If any section, subsection, sentence, clause or phrase or this
ordinance is for any reason held to be invalid, such decision shall
not affect the validity of the remaining portions of this ordinance. '
Section 7 . EFFECT:
This ordinance shall be in full force and effect from and after
its passage, approval and publication according to law.
PASSED and APPROVED this 10th day of November ,
1970.
APPROVED:
S%Samuel E. Dean
President
ATTEST:
S/Lorraine E. Fricek
Village Clerk
AYES: 7
NAYS: . . . 0. .
ABSENT: 0
PUBLISHED . . . .