O-51-25 Amending Title 13 (Public Utilities) and Title 17 (UnifiedTEMONT
TO: Village Board Meeting
418 Main Street I Lemont, IL 60439
FROM: Jason Berry, Community Development
THROUGH: Bruce Hill, Village Engineer
SUBJECT: An Ordinance Amending Title 13 (Public Utilities) and Title 17 (Unified
Development Ordinance) of the Municipal Code of the Village of Lemont
DATE: October 27, 2025
SUMMARY/BACKGROUND
Village staff periodically recommends updates to the Municipal Code, including the Public
Utility and Unified Development Code sections, to maintain clear, consistent engineering
standards that ensure safe, well -designed development and infrastructure.
ANALYSIS
Updates included in the attached Ordinance include:
• Section 13.04.030 - Water service taps. An update allowing both compression and flared
water service taps as recommended by the PW Department.
• Section 17.23.020 F. Sets clear process for the requirements to reduce letters of credit
(LOC) and other modifications to ensure payment to contractors and suppliers.
• Section 17.23.020 K. New developments are required to digitally submit as -built
infrastructure information in format compatible with Village GIS.
• Section 17.26.140. This section updated to define Village's current LED lighting
standards replacing outdated lighting standards and types.
• Section 17.29.020. Wet detention requirements. Additional design criteria detail is
recommended for developments proposing wet bottom detention basins.
• Section 17.27.030. Large developments must show 100-year flood limits on plans.
Planning & Zoning Commission (PZC)
The PZC held a public hearing on September 3, 2025, and voted to recommend approval.
Committee of the Whole (COW)
The COW reviewed the proposed changes at the meeting held on September 15, 2025.
Consistency with Village Policy
Lemont 2030 Comprehensive Plan
STAFF RECOMMENDATION
Staff recommends approval of the attached ordinance.
BOARD ACTION REQUESTED
A motion to approve the attached ordinance.
ATTACHMENTS
An Ordinance Amending Title 13 (Public Utilities) and Title 17 (Unified Development
Ordinance) of the Municipal Code of the Village of Lemont
VILLAGE OF LEMONT
ORDINANCE NO. 5 -V�?
AN ORDINANCE AMENDING TITLE 13 (PUBLIC UTILITIES) AND TITLE 17
(UNIFIED DEVELOPMENT ORDINANCE) OF THE MUNICIPAL CODE OF THE
VILLAGE OF LEMONT
ADOPTED BY THE
PRESIDENT AND BOARD OF TRUSTEES
OF THE VILLAGE OF LEMONT
THIS 27th DAY OF OCTOBER, 2025
Published in pamphlet form by
Authority of the President and
Board of Trustees of the Village of
Lemont, Counties of Cook, Will and
DuPage, Illinois, this 27th day of October, 2025.
ORDINANCE NO. n ^ Jr I `/ �
AN ORDINANCE AMENDING TITLE 13 (PUBLIC UTILITIES) AND TITLE 17
(UNIFIED DEVELOPMENT ORDINANCE) OF THE MUNICIPAL CODE OF THE
VILLAGE OF LEMONT
WHEREAS, the Village of Lemont, Counties of Cook, Will and DuPage, Illinois ("the
Village") is a municipality in the State of Illinois with full powers to enact ordinances and adopt
resolutions for the benefit of the residents of the Village; and,
WHEREAS, the President and Board of Trustees of the Village of Lemont (the "Corporate
Authorities") may from time to time amend the text of the Village Code when it is determined to
be in the interest of the residents of the Village; and,
WHEREAS, on September 3, 2025 the Lemont Planning & Zoning Commission, in
accordance with the requirements of the Illinois Combined Statutes and the Unified Development
Ordinance, conducted a public hearing for the proposed amendments to the zoning and land use
regulations of the Unified Development Ordinance; and
WHEREAS, notice of the aforesaid public hearing was made in the manner provided by
law; and
WHEREAS, the Lemont Planning & Zoning Commission found that the proposed
amendments are consistent with the purposes of the Unified Development Ordinance and voted to
recommend their approval with modifications incorporated into the language; and
WHEREAS, the Corporate Authorities find that it is in the best interest of the Village to
amend the Village Code provisions in Title 13, Chapter 13.04, and Title 17, Chapters 17.23, 17.26,
17.27, and 17.29, respectively.
NOW, THEREFORE BE IT ORDAINED by the Village President and Board of
Trustees of the Village of Lemont, Cook, Will, and DuPage Counties, Illinois, as follows:
SECTION ONE: The foregoing findings and recitals are hereby adopted as Section 1
of this Ordinance and are incorporated by reference as if set forth verbatim herein.
SECTION TWO: The Lemont, Illinois Municipal Code ("Village Code"), as
amended, is further amended in Title 13, Public Utilities, with additions shown in underlined text,
and deletions shown in stfi� to Section 13.04.030. — Installation to be supervised by
director of public works; at cost of property owner or applicant, of the Village Code as follows:
13.04.030. Installation to be supervised by director of public works; at cost of property
owner or applicant.
(a) All service pipes from the mains to the premises served shall be installed by and at
the cost of the owner of the property to be served, or the applicant for the service.
Such installation shall be under the supervision of the director of public works.
(Code 1964, § 11.201; Code 1988, § 13.04.030)
(b) Both compression -type and flared (or flare -type) water service taps shall be
permitted for connections to the public water main, provided they meet applicable
AWWA standards and are installed in accordance with the manufacturer's
recommendations. All fittings and materials shall be compatible with the service
pipe material and rated for the working pressure of the distribution system. Taps
shall be secure, watertight, and accessible for maintenance.
SECTION THREE: The Lemont, Illinois Municipal Code ("Village Code"), as
amended, is further amended in Title 17, Unified Development Ordinance, with additions shown
in underlined text, and deletions shown in st,,:l�� to Section 17.23.020. — Site Development
Permits, of the Village Code as follows:
17.23.020. — SITE DEVELOPMENT PERMITS.
F. Financial Assurances for Site Development.
2. Reductions in the amount of a letter of credit or other financial guarantee may be
approved per resolution by the Village Board, upon recommendation by the Village
Engineer and Planning and Economic Development Director.
Feeommendation shall f 11 partial eompletion of the r fe ,
Redeetiens will b ado tom, an afneunt o al t 1 001% ef the aetu lyaltie ,.f the
Village Engineef,ide that the aetual value doe of exeeed the efigifW
approved estimated valti , and the letter- Fer-e,lit shall not be F-e coved-belo`vd the
0,1 „, „to,-,. nee balance phis 1 1 50% of'the _value o of the outstanding work.
Such recommendation shall be based on the percentage of completed infrastructure
improvements as verified by the Design Engineer and confirmed by the Village
Engineer. The developer may obtain a revised letter of credit or renew the existing
letter of credit in accordance with the following limitations:
Upon completion of 25% of the required infrastructure improvements, the letter of
credit may be reduced to 90% of the original approved amount, provided the
completed work has been verified and accepted by the Village Engineer.
Upon completion of 50% of the required infrastructure improvements, the letter of
credit may be reduced to 65% of the original approved amount, subject to the same
verification and approval.
Upon completion of 75% of the required infrastructure improvements, the letter of
credit may be reduced to 40% of the original approved amount, subject to the same
verification and approval.
Upon 100% completion of all required infrastructure improvements, and final
approval by the Village Engineer, the letter of credit may be reduced to the required
two-year maintenance guarantee amount only.
In no case shall the letter of credit be reduced below the required maintenance
balance plus 115% of the value of any outstanding work, as determined by thq
Village Engineer. All reductions are subject to Village Board approval and
compliance with applicable conditions of the development agreement.
As a condition for any reduction in the amount of a posted Letter of Credit related
to construction or development activities, the General Contractor and any
Subcontractor(s) involved in the scope of work for which the reduction is requested
must submit a duly executed and notarized Waiver of Lein. This waiver shall affirm
that all payments due for labor, materials, equipment, and services provided up to
the date of the requested reduction have been satisfied in full, and that no liens or
claims exist or will be asserted against the property of the Letter of Credit. Failure
to provide a compliant Waiver of Lien shall result in the denial of the requested
reduction.
SECTION FOUR: The Lemont, Illinois Municipal Code ("Village Code"), as
amended, is further amended in Title 17, Unified Development Ordinance, with additions shown
in underlined text, and deletions shown in st .:'�� to Chapter 17.23. — Site Development
Procedures, of the Village Code as follows:
17.23.100. — AS -BUILT DIGITAL SUBMITTAL REQUIREMENTS.
A. Purpose. The Village of Lemont digital submission requirements specify the format of
all digital data submitted in accordance with the Village of Lemont subdivision ordinance
which calls for plats and plans submitted for new subdivisions to be compatible with the
village's geographic information system GIS). It is the intent of these requirements to:
1. Assist in the implementation of the village's GIS through the inclusion of new
developments/subdivisions requiring building permits and other services related to
the associated public improvements made to the new subdivision/development.
2. To provide data that meets accuracy standards required for new parcels and
infrastructure improvements consistent with the village's geodetic control network.
3. To provide information necessary to maintain the computer -aided dispatch
system for emergency 911 calls (future).
B. When Required.
1. After Final Plans are approved but before construction can begin.
2. Following the completion of all construction, including Punch List.
C. Approval Process.
1. As -Built Survey Required.
a. One (1) digital version of a final as -built topographical survey of the lot
grading in a readable format shall be submitted by electronic transmission
to and approved by both the building commissioner and village engineer.
Such survey shall also be prepared and sealed by an Illinois registered land
survey
2 Final as -built surveys shall show the following information and meet the
following minimum requirements (additional detail may be required for each
individual property):
a. Said survev shall be orepared, signed, sealed, and certified by a
professional land surveyorgistered in the state of Illinois.
b. Said survey shall be titled "Plat Of Survey, Final As -Built Survey
c. Such survey shall be in a readable digital format and transmitted by
electronic transmission to the Village.
d. The legal description permanent index number, and street address shall
be shown on such survey.
e. The scale of such required as -built survey shall be one -inch equals twenty
feet (1" = 20')(architectural scales are not acceptable).
f. All information shall be legible.
g. A certificate of occupancy will not be issued until all required soil erosion
measures are in place and grass or other suitable ground cover is growing
and cuttable and is at least 70% established, or if in the form of sod, in a
firm and healthy condition.
h. FEMA flood zone limits in accordance with the elevation certificate
instructions per the FEMA National Flood Insurance Program.
i. One (1 ) digital version of the sealed original and one (1) copy of the as -
built survey shall be submitted by electronic transmission to the Village.
3. Said survey shall indicate all of the following locations:
a Property lines with bearings and dimensions (include arc length, radius,
PC, PT, and included angle for curves).
b. Lot corners (shall be monumented and indicate monument type).
c. Building setback lines and buildinglines nes (located with dimensions from
lot lines).
d. All easements and the respective purpose of each such easement shall be
identified.
e. Impervious areas on lot including driveways (include type of surface),
sidewalks patios and retaining walls (with upper and lower grades, and
material).
f. Topography at one foot (1') contour spacing, including swales, shoulders,
roadway culverts driveway culverts (for culverts include material,
existence of FES size elevation of inverts, and grades above culvert),
required for the subject property and within the entire width of any adjacent
right of way.
g. Utilities including septic area, necessarily accessible components of
septic system water well (with 75-foot radius), gas service electrical
service, and private drain lines (including sump pit).
h. Floodplain or floodway elevations and delineation in one -foot (1')
intervals (if applicable).
i. Wetland delineation.
4. The elevations shown on said survey shall include:
a. Benchmark description and elevation (from approved permit site plan).
b. All elevations shall be to NAVD88 datum.
c. Elevation of the following:
(1) Street centerline, shoulders, and swales at front property corners
and at minimum fifty foot (50')spacing (indicate if roadway
elevations are finish, binder, or aggregate surface).
(2) All lot corners and property lines at minimum fifty foot (50')
spacing.
(3) All building top of foundations, sill of lookouts, sill of walkouts,
garage floor, and sill of lowest opening into foundation.
(4) Grades adjacent to the foundation including driveway at garage.
(5) Grades on and around septic area to show adequate drainage
away from area.
(6) Bridge ledges.
(7) All impervious grading features.
(8) All necessarily accessible components of the septic system.
(9) Grading of lot shall be shown as as -built contours on pervious
areas. For gradients of less than two percent (2%), six-inch (6")
contours shall be shown; for gradients of more than two percent
(2%), one foot W) contours shall be shown.
(10) Information shall be included to indicate whether the elevations
are on finished sodded surface or on finish graded topsoil.
5. A final occupancy permit shall not be issued if the property is not in compliance with
the approved foundation plat of survey, the approved site plan, the approved septic plan,
the approved final lot grading plan, the approved final "as built" survey, and the approved
final engineering for the subdivision.
D. Final Plans.
1. The plat, and plans will be approved through the Village Code Chapter 17-
23.20 process. Once final plans are approved and issued for construction the
Village shall receive:
a. PDF copies of the plans
b. One complete set of 36" x 24" plans (paper prints)
c. Digital Data Submissions in accordance with this document.
E. Record Drawings.
1. Prior to the initial acceptance of improvements, but after the completion of all
work (including Punch List), one complete set of 36" x 24" record drawings (paper
prints) shall be delivered to the COMMUNITY for Review.
2. Following that review any pdates required will be made until deemed
acceptable. Once approved the Village shall receive:
a. PDF copies of the record drawings
b. Digital Data Submissions in accordance with this document
F. Data Delivery.
1. The data of impacted features (added, moved, removed, adjusted, etc.) shall be
submitted in an ESRI File Geodatabase (g_db) with editor tracking enabled.
2. All data collected or adjusted for positional accuracy shall be snapped to adjacent
features in accordance with the Village's standards and requirements.
3. All data will be collected using the NAD 1983 State Plane Illinois East FIPS
1201 US Feet Projection and NAVD88 vertical datum.
G. Data Required. Prior to the project start date, vendor and GIS will align on data
collection and delivery format.
1. The following feature classes are required for submission:
a. Roadway
b. Sidewalk
c. Building
d. Water Mains
e. Water Valves (Service and System)
f. Hydrants
g. Water Laterals (Domestic Services)
h. Fittings
i. Storm Sewer Mains
j. Catch Basins
k. Inlets
1. Manholes
m. Retention Structures
n. Discharge Points
o. Underground Storaize
p. Sanitgg Sewer Service Laterals
q. Cleanouts
r. Water Meters
s. Trees
t. Streetlight — Luminaire
u. Support Posts
v. Signs
w. Detention Facilities
x. Sanitary Mains
y. Force Mains
z. Electric Lines
aa. Street Light Transformers
bb. Street Light Control Boxes
SECTION FIVE: The Lemont, Illinois Municipal Code ("Village Code"), as
amended, is further amended in Title 17, Unified Development Ordinance, with additions
shown in underlined text, and deletions shown in strikethfatigh to Section 17.26.140. —
Street Lighting, of the Village Code as follows:
17.26.140. — STREET LIGHTING.
C. Material Specifications and Details.
1. Light Standards and Brackets.
b. The iufninair-e shall be 250—w-ac eut off luminaire with µttaeh .a
photocell. The halide shall beo€—the t"
manufaetured by General Eleetrie, or e equal, and shall �
included with the luminaires. The air-e shall be
„ffiet,.«e.l by General Eleet,-ie N4 25n 2 Pewe f Tlee f Type 114
`1 VYY Vi LVVi, i��/V aai
t f t 'b,,,t:en, er-appfoved equal. (Se paragraph4 Lela F
The proposed residential street
lighting luminaire shall meet the following criteria:
(1) Luminaires shall be tested in accordance with
International Illumination Engineering Society of North
America's (IESNA) LM-79-08 (or latest) pproved Method
for the Electrical and Photometric Measurements of Solid -
State Lighting Products.
(2) Luminaire shall have a nominal Correlated Color
Temperature (CCT) of 4000K f 120 with no exceptions and
shall have an external label per the American National
Standards Institute (ANSI) C 136.15 and an interior label per
ANSI C136.22.
(3) Color RenderingIndex ndex (CRI) of the LED source shall not
be less than 70.
(4) Luminaire shall be capable of ±5 degrees of tilt,
minimum, for leveling adjustment.
(5) Luminaire shall be provided with the capability
optional field installed backlight suppression control.
(6) Luminaire shall be a Type II distribution.
(7) Acceptable luminaires manufacturers
(a) American Electric Lighting - Autobahn Model
(b) Cooper Lighting - Archeon Model
(c) Signify Lumec - RoadFocus Model
(8) Painted or finished luminaire surfaces exposed to the
environment shall exceed a ratingof f six per the American
Society for Testing and Materials (ASTM) D 1654 after 1000
hours of testing per ASTM B 117. The coating shall exhibit
no greater than 30% reduction of gloss per ASTM D523,
after 500 hours of QUV testing at ASTM G154 Cycle
(9) Finish for luminaire shall be RAL6009
(10) Luminaire shall be rated to start and operate in ambient
temperature of -40°C (-40°F) to +40°C (+104°F).
(11) Luminaire shall be fully pre -wired and shall
incorporate an ANSI C136.41 compliant 7- pin receptacle.
The driver shall be dimmable and compatible with 0-1OV or
DALI control signals. Control wires shall be connected to
the receptacle pads as specified in ANSI C136.41;
connection of the two remaining pads shall be as directed by
the Ci .
(12) Allowable A/C operating voltages for luminaires
shall be 120V at 60 Hz. and shall operate normally for input
voltage fluctuations of plus or minus 10 percent.
(13) Residential street lighting_photometrics shall meet
the IES — Illuminating Engineering Society ociety latest edition of
RP-8-XX.
(14) In Neighborhoods, the maximum `U' rating shall be
`UI'.
(a) 5,000 lumens or less: G = 1
(b) 5,001 to 12,000 lumens: G = 2
d. Lighting standards (pole and luminaire) manufactured by Lumec, Inc., or
approved equivalent, are permitted for all new residential subdivisions. Pole shall
be Domus Series SM6N, 20-ft mounting height, or approved equal. htifninair-e an
v— —uc . vv Lv. — vva— ----- �-- —.., L--,, —0— t.l---..,..-...,.,.. 1111-" —.7r— --
distribution, or- appr-oved equal.Color shall be Lumee, !no. Code No D A T 600-9
(1) Luminaire shall have a nominal Correlated Color Temperature (CCT) of
4000K + 120 with no exceptions. It shall have an external label per the
American National Standards Institute (ANSI) C 136.15 and an interior label
per ANSI C136.22.
(2) Color Rendering_ Index (CRI) of the LED source shall not be less than
70.
(3) Luminaire shall be capable of f5 degrees of tilt, minimum, for leveling
adjustment.
(4) Luminaire shall be provided with the capability for optional, field
installed backlight suppression control.
(5) Luminaire shall be a Type II distribution.
(6) Acceptable luminaires manufacturers
(a) American Electric Lighting - Autobahn Model
(b) Cooper Lighting - Archeon Model
(c) Signify Lumec - RoadFocus Model
e. Nonconforming Luminaires: Existing exterior lighting luminaires in service on
the effective date of this Section shall be exempt from the standards of this Section
and shall be considered legally nonconforming. Such fixtures may be repaired and
maintained however, if any legal nonconforming luminaire is moved, requires
replacement due to age inaccessible parts such as lamps lens or ballast or damaged
by any means to an extent that its replacement is required. The replacement
luminaire shall comply with this Section. For development activity involving
improved property, luminaires shall be required to comply with this Section when
the floor area of any building or structure or parking areas, or any combination
thereof, is increased by twenty —percent (20%) or greater.
SECTION SIX: The Lemont, Illinois Municipal Code ("Village Code"), as amended, is
further amended in Title 17, Unified Development Ordinance, with additions shown in underlined
text, and deletions shown in str4kethr-ough to Section 17.29.020. — Storm Water Management
Design Standards, of the Village Code as follows:
17.29.020. — Design Standards.
G. Wet Detention. A detention basin designed with the intention of holding water
on a permanent or nearly permanent basis. Unlike naturalized detention basins, wet
detention basins have generally steeper slopes, usually employ riprap for erosion
control, and generally do not incorporate emergent vegetation at the edge of the
basin, and do not incorporate a combination of vegetated and open waters in the
basin area. m�wet detention -shall -not exeeed-S1I:1V. Wet detention basins
eifetifnfefenee of the basin, with .. shelf depth of eighteen (18) indos below the
design nafmal water- level.
1. Wet retention basins are allowed for private use only including private
maintenance, or as otherwise approved by the Village.
2. Maximum side slopes of 5H:1 V to eighteen (18) inches below the normal
water level. These side slopes shall be stabilized with rip -rap, retaining
walls or other approved permanent methods of stabilization. Stabilization
design plans must be submitted to the Village Engineer for review. Any
necessary circulation systems, including filters, aerators, etc. must be
submitted for review and approval by the Village.
3. Eight (8) foot wide ledge at eighteen (18) inches below the normal water
level.
4. Maximum side slopes of 2:1 below the two (2) foot ledge below normal
water level.
5. A minimum of twenty-five (25) percent of the retention basin area shall
be at least ten 00 feet deep at the normal water level, for all basins intended
to support fish. Alternative designs for wet -bottom basins may be
considered by the Village Engineer on a case -by -case basis.
6. The minimum volume below the normal -water level shall be equivalent
to the 2-year, 24-hour volume of rainfall.
7. Wet detention ponds shall be designed to be attractive to adjacent lots.
Ponds in residential areas with over two (2) feet of standing water or more
than 2 hours of drainage) shall include protection around the pond
perimeter. The protection may consist of fencing or plantings of trees and
bushes,• in some cases flat slopes or shallow beaches extending at least 20
feet from the pond perimeter are acceptable.
8. All wet detention basin standards shall also meet and exceed the
applicable minimum countywide standards as set by the MWRDGC.
SECTION SEVEN: The Lemont, Illinois Municipal Code ("Village Code"), as amended,
is further amended in Title 17, Unified Development Ordinance, with additions shown in
underlined text, and deletions shown in stfiketh..^,,,a, to Section 17.29.030. — Storm Water
Drainage System, of the Village Code as follows: Section 17.29.030 ("Storm Water Drainage
System") of the Lemont, Illinois Municipal Code is hereby added, with additions in underlined
text to read as follows:
17.29.030. STORM WATER DRAINAGE SYSTEM.
G. 100-Year Stormwater Inundation Exhibits.
1. For larger developments, as defined below, the development's
licensed design engineer shall submit a 100-year storm hydrologic
and hydraulic analysis including inundation mapping; exhibits of all
overland flow routes, detention facilities, and outfalls, as part of the
engineering_ _ plan submittal.
2. A 100-year storm inundation exhibit shall be required for:
a. Non-residential developments (Downtown District,
Business Manufacturing other) with a total parcel size of
1.0 acre or greater; and,
b. Residential developments of 2.0 acres or greater.
SECTION EIGHT: That the Village Clerk of the Village of Lemont be and is directed
hereby to publish this Ordinance in pamphlet form, pursuant to the Statutes of the State of Illinois,
made and provided.
SECTION NINE: Should any Section or provision of this Ordinance be declared by a
Court of competent jurisdiction to be invalid, such decision shall not affect the validity of the
Ordinance as a whole or any part thereof other than the part declared to be invalid.
SECTION TEN: This Ordinance shall be in full force and effect from and after its passage,
approval and publication as provided by law.
ADOPTED AND APPROVED BY THE PRESIDENT AND BOARD OF TRUSTEES OF THE
VILLAGE OF LEMONT, COUNTIES OF COCK, WILL, AND DUPAGE, ILLINOIS, ON
THIS /)_l DAY OF dC®b&41- 202 .
PRESIDENT AND VILLAGE BOARD MEMBERS:
AYES: NAYS: ABSENT:
Samuel J. Forzley I/
11,
Janelle Kittridge V
Ken McClafferty
Kevin Shaughnessy
Rick Smegowski V
Ron Stapleton
Attest:
Charlene M. Smollen, Village Clerk
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ABSTAIN:
� �; , ��O&--I-- �-
ohn Egofske, Village President