01-22-07 Joint PC-EC Agenda
AGENDA
Golden Valley Planning Commission
Joint Meeting with the Environmental Commission
Presentation/Discussion of the Water Supply Plan portion of the Comprehensive Plan
Golden Valley City Hall, 7800 Golden Valley Road
Council Conference Room
Monday, January 22, 2007
6pm
I. Presentation/Discussion of the Water Supply Plan portion of the
Comprehensive Plan
Golden Valley Planning Commission
Regular Meeting
Council Chambers
7pm
I. Approval of minutes
January 8, 2007 Planning Commission Meeting
II. Informal Public Hearing - Section 11.73 Outdoor Lighting Ordinance
Applicant: City of Golden Valley
Purpose: To establish an ordinance regulating outdoor lighting and to amend,
add or delete language in the current City Code regarding outdoor
lighting in the following Sections:
Chapter 4, Section 4.60, Subd. 6 (C)
Chapter 6, Section 6.39, Subds. G & J
Chapter 11, Section 11.30, Subd. 8
Chapter 11, Section 11.36, Subd. 5
Chapter 11, Section 11.55, Subd. 5(A)(1)
Chapter 11, Section 11.70, Subd. 5(A)( 4)
III. Reports on meetings of the Housing and Redevelopment Authority, City
Council, Board of Zoning Appeals and other meetings
IV. Other business
V. Adjournment
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Environmental Commission
Planning Commission
City of Golden Valley'
22 January 2007
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ENVIRONMENTAL FINANCIAL GROUP, INC.
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. Statutory Plan Requirements
. Relationship between the Golden Valley
Comprehensive Plan and the JWC Water Supply
Plan Update .
. Water Usage Characteristics
. Regional Considerations
. Emergency Plans
. Water Conservation
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. Whatproblem are we trying to solve?
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. What are statutory pJannlngrequirements?
+ Where is state regulatory'pollcy"h'e<8ding?'
+ Can we do some things cost-effectively~
achieving the greatest impact?
+ What kind of provisions might be in a
commercial irrigation ordinan:ce?
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. Cost savings.
. Reduce wastewater flows.
. Environmental benefits.
. Competing beneficial uses.
. Water supply limitations.
. Sustainability.
. Energy savings.
. Improved reliability.
. Customer benefits.
. Regulatory compliance.
. Public perception.
ENVIRONMENTAL FINANCIAL GROUP, INC.
. Modify demand andrev~nue forecasts.
. Often difficult to quantify benefits. . .. .
+ Difficult to implement g'ood progra:ms.
+ Need to measure results.
+ Billing system limitations.
+ "Use it" or "lose it" water rights.
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ENVIRONMENTAL .ANCIAL GROUP, INC..
.
What is the problem? .
+ Keep summer peak below 21 mgd.
+ Strive for summer peak below 18 mgd..
+ Should JWC goals be related to the need for a
backup supply?
. Should JWC goals be related to the need for
interconnections with other systems?
+ .. .or the ability to handle an emergency?
. Is there another driver?
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ENVIRONMENTAL FINANCIAL GROUP, INC.
+ .Reducepeak daily. "demand. '~"
+ Reduce unaccounted-for water.
+ Maintain water-conserving rate structure.
+ Consider emergency surcharge.
+ Consider ability to restrict sprinkllng.
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ENVIRONMENTAL .ANCIAL GROUP, INC.
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+ Maintain only.basic water uses.inemergency.
+ Reduce average daily demand..
+ Restrict sprinkling and other non-essential .uses.
+ Focus on reducing indoor uses.
. Consider emergency surcharge.
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ENVIRONMENTAL FINANCIAL GROUP, INC.
+ La'ck of consistency throughout the regiQn.
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@ "Regional requirement/standard for '.
conservationlrestrictio,ns" '.'
o "Region-specific conservationguideline~ (state):"
+ Co'nservation Integral to Overall. Planrt-i,ng...
o "BMPs/Regs that can adjust tocha;nges in good
practices, technology
o "Reuse - gray water use. Link to limitations"
o "Rain gardens/GW recharge effect on water
quality & increasing rate of return to GW source"
o "Landscape plans that discourage water waste"
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+ Current Activities of the" Study~
o Inven~ory of all local conservation 'programs is being'
compiled '
+ 2007 Legislative Report.
S . IV. Water Conservation and Reuse
+ Role of Advisory Committee.
s Consider a spectrum of possible actions:
1) recommending a regional conservation policy, or
2) funding for education, or
3) mandating local government to implement conservation
measures
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+ Unaccounte,d for-Water <1:Q.olo
+ Per capital residential use <.75 g,pcd
+ Peak system demand <2.6x average
+ Conserving or neutral rate structure
+ Monitoring plan
+ Sustainable to natural resources
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Unaccounted-for Wate'r <10%" ,or
(!) Metering.
(!) Accounting for public uses.
(!) Audits.
(!) Leak detection survey.
(!) Repair leaks in 30 days.
(!) Meter testing, maintenance and repair.
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ENVIRONMENTAL aNCIAL GROUP, INC.
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Per capital residential use <75 gpcd, or
@ Determine reasons.
@ Events 4x per year targeting indoor/outdoor~
@ Contact high volume customers.
@ Incentives.
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ENVIRONMENTAL FINANCIAL GROUP, INC.
. Peak system demand <2.6x average, or
@ Lawn watering ordinances.
@ Developer requirements (e.g. soil'
augmentation, minimize turf areas, trees).
@ Education 4x per year during summer.
@ Water-conserving rate structure.
ENVIRONMENTAL ANCIAL GROUP, INC.
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+ Meter replacement
+ Timely repairs following leak ,detection
+ Reduce pressures
+ Use leakage modeling
+ Monitor progress
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ENVIRONMENTAL FINANCIAL GROUP, INC.
+ Mini'mum ,desig'n standards ,
+ Link to development approval process.
+ Fo~us on reducing peak demands
+ Minimize wasting
+ Reduce overall landscape demand
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ENVIRONMENTAL .NCIAL GROUP, INC.
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./ Sprays & rotors not combined on same control valve circuit.
~ Sprays & rotors have matching application rates within each irrigation zone.
./ Irrigation systems designed to avoid overspray, runoff, low head drainage,
other similar conditions where water flows onto or over adjacent property, non-
irrigated areas, walks, roadways or structures.
./ Irrigation control equipment include an automatic irrigation controller having
program flexibility such as repeat cycles and multiple program capabilities.
./ Automatic controller(s) have battery backup to retain irrigation program(s).
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ENVIRONMENTAL FINANCIAL GROUP, INC.
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./ 500/0 of green space may utilize irrigation,techniques other than micro, irrigation.
./ Lawn in excess of 50010 not have a permanent irrigation -system.
./ Delineate micro-irrigation zones.
./ Delineate areas utilizing irrigation techniques other than micro-irrigation.
./ Show sprinkler spacing and diameter of coverage.
./ Turf areas shall be on a separate irrigation zone than other landscape zones.
./
./ Layer of Mulch of minimum of three (3) inches shall be specified in plant beds.
./ Mulch shall not be required in annual beds.
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ENVIRONMENTAL aNCIAL GROUP, INC.
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,(Use of native plant materials is required-. 100k native 'landscaping is required in
2002,20% in 2003 and 300k in 2004. ... ,
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,I All irrigation delivery systems will be calibrated and timed to deliver 3/4 to 1 inch
of water per irrigation.
,( Automatic control systems equipped with an operable rain sensor.
,I A maximum of 500/0 greenspace may be planted with lawn configured with a
permanent irrigation system. Lawn planted in excess of this limitation shall not
have a permanent irrigation system.
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Population forecasts Contam ination
1 Groundwater' 1
Conservation Water use .. recharge .. ...... Surf~ce. w. ater Evaluation
~ ! Climate! '.' ;. /
Land use .. ~ . ~ Aquifer analysis
~ Demand Projections /' ~ Resource Evaluation ~.
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Water Supply Limitation Analysis
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Supplies Adequate
Identify/Evaluate Alternatives
· Other aquifers · Conservation
· Joint community development · Wholesale!retail
· Groundwater! surface water purchase
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METROPOLITAN AREA WATER
SUPPLY MASTER PLAN
Ongoing Monitoring
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