real world experiences business, industry & government water conservation program jeff sandberg...
TRANSCRIPT
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Real World ExperiencesBusiness, Industry & GovernmentWater Conservation Program
Jeff SandbergPNWS Conference
May 2, 2008
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Customer Requests
• Green building• Cost reduction• Unexpected
increases
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Green Buildings - Office
• Replace toilets, faucets, showerheads• Determined fixture use by manf. Date• Estimated savings: 1.6 MG/mth• Actual (so far) 98,000 gal/mth
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Green Buildings - Hotel
• Faucets are 0.5 gpm • Installed 2.0 gpm showerheads• Estimated savings: >300,000 gal/mth
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Reducing Costs - Office
• Installed 0.5 gpm faucets• Estimated savings: ~ 39,000 gal/mth
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Reducing Costs – Glass
• Installed recirculation system• Estimated savings: ~ 450,000 gal/mth
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Unknown Use – Asst. Care
• Use ~ 1,150 gpd excess• 8 leaking toilets – 144 gpd per toilet
Markham House24-Hour Water Demand Profile
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Demand Profile Results
Average Flow = 3.1 gpm
Minimum Flow = 0.46 gpm
Min to Avg. Ratio = 0.15
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Unknown Use – Tavern
• Excess use ~ 1,900 gpd• Plumber checked• Dye tested.
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Unknown Use – Restaurant
• Excess use ~ 5,000 gpd or 3.3 gpm
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Unknown Use – Firelines
• Pumps, risers and underground
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Unknown Use – Trap Primer
• Ultrasonic metering• Excess use: 27,000 gpd
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Unknown Use – Single Pass
• Replaced with air cooled• Savings: ~ 495,000 gal/mth
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Unknown Use – @*^%$
• Feline Entertainment• Humidification• Retribution
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World Of Conservation…
• To expect the unexpected shows a thoroughly modern intellect. Oscar Wilde
• The simplest answer is usually the correct one.
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Customer ServiceThrough Targeted Water Conservation Programs
Sarah Murphy SantnerPNWC ConferenceApril 2008
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• In the City of Portland more than 25% of citizens are classified as low income.
• For the past ten years the Portland Water Bureau has designed and funded conservation programs that are specifically targeted at low-income families.
• Current programs:– Home Water Assessment pilot project– Use Less, Pay Less Resource Conservation
Targeted programs for low-income customers
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Home Water Assessment• 2 year pilot project• Leverage existing program though
the Energy Trust of Oregon• 3 water providers partnered
– Portland Water Bureau – Tualatin Valley Water District– Rockwood PUD
• Goal to provide 200 water assessments per year per utility
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Home Water Assessment Recruitment
• Portland targeted outreach to low-income customers only
• Mailed an invitation flier to all customers enrolled in Portland’s financial discount program.
• Trained Portland call center staff to make referrals to the program
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Home Water Assessment Procedure
• Staff trained by the Energy Trust of Oregon enter private homes.
• Toilet leak test. Replace flapper as needed.
• Measure flow of all faucets and showerheads. Replace aerators and heads as needed.
• Document presence of dishwasher
• Document style (front vs. top load) of washing machine
• Document other leaks
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• Customer Response– 7,230 invitations mailed to date– 150 Water Assessments completed– 2% response rate
• Cost– Estimated cost per assessment $50
(devices, staff time, administration, data)
• Water Savings– Total estimated savings to date based on
engineering estimates - 7,147 gallons per day.– Estimated savings 47 gallons/household/day– Approximately $171 year to customer– True savings based on meter data - TBD
Home Water Assessment Results
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Use Less, Pay Less Resource Conservation Program
• 2 year pilot project for recycling & water conservation education
• Outreach to 1,000 low-income customers each year
• Leverage established community organizations which have existing relationships with clients
• Train NGO staff to provide education
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• Recruit community partners• Focus groups with target audience• Develop training materials & kits for
customers• Train community partners
Use Less, Pay Less Procedure
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• Customer Response– 1,000 customers served per year
• Cost– $57 per participant
• Water Savings– Evaluation of savings from another
program done with similar kits showed a 13.4 CCF annual savings
Use Less, Pay Less Results