a waste water treatment facility

Thanks to findings in a new report launched in March, Energy Trust of Oregon gained deeper insights into how energy efficiency measures are being adopted by clients at wastewater and water useful resource restoration facilities. Commissioned from water trade insights firm AIQUEOUS, the report helps Energy Trust higher perceive energy efficiency trends in the water and wastewater treatment sector. It additionally gives concepts about how the group can higher serve clients in this sector for years to come back.

Wastewater treatment and water restoration is a vital perform inside a metropolis or county, and these facilities require important energy to course of a metropolis’s waste. Energy Trust estimates water restoration facilities in Oregon eat a median of 418 gigawatt hours per yr – sufficient energy to power almost 41,000 houses. These facilities will be the most important client of energy for a metropolis; on common, consuming 25 percent or more of a city’s energy costs.

Energy efficiency is a vital technique for water restoration facilities to handle operational prices. Across Oregon, facilities are implementing energy-efficient tools and practices, which might save the power a whole bunch of 1000’s of {dollars} every year.

Since 2004, Energy Trust has helped clients full roughly 400 energy efficiency and renewable energy tasks. More than 75 % of the financial savings from these tasks got here from upgrading inefficient processing and pumping tools to high-efficiency tools, like environment friendly blowers, aeration enhancements and energy-efficient pumps and motors. One such facility is South Suburban Sanitary District in Klamath Falls, which saves 40 % on its annual electrical energy payments, because of environment friendly bubble diffusers that enhance the aeration and mixing of waste.

Strategic Energy Management is the subsequent largest driver of financial savings after processing and pumping tools upgrades. Strategic Energy Management started out there to clients in 2010 to assist them cut back energy use and get monetary savings by behavioral and low-cost operations and upkeep enhancements. Although these tasks characterize simply 5 % of the full variety of tasks, they’ve contributed 20 % of the full financial savings over the previous 9 years from these facilities. Efficient lighting was additionally included in 20 % of all tasks.

Caption: Energy savings from participating water/wastewater customers from 2004-2017

Energy financial savings from taking part water/wastewater clients from 2004-2017

In addition to those energy efficiency measures, many water restoration facilities additionally depend on renewable energy to offset energy prices. For instance, by using biogas and installing solar on-site, water useful resource restoration facilities use clear, renewable energy sources to power their operations. In flip, they cut back the quantity of energy they should buy, saving town and their clients cash.

While Energy Trust has seen regular financial savings year-over-year with these facilities, important energy financial savings potential nonetheless exists in this sector. Based on findings from this examine, the Industrial program is now specializing in methods to become involved with tasks earlier in the method together with participating straight with design corporations, reaching out to Oregon’s Department of Environmental Quality about their Clean Water State Revolving Loan Fund, and directing this system supply contractors to interact with water and wastewater clients a lot sooner than in prior years.

Read the complete report here, or be taught extra about how City of Wallowa, City of Salem’s Willow Lake Wastewater Treatment Plant and City of Albany Water Reclamation Facility have taken benefit of energy efficiency and renewable energy to avoid wasting energy and cash.


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