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Biosolids recycling is important {or our.- ~'10 Produces Biosolids? future. Updating the current program now will We al! do! Our homes, businesses, and serve our regioh into the next millennium and industries all discharge wastes to the regional has a high priority for the Metropolitan wastewater treatment plant. Although most of Wastewater Management Commission (MWMC). the waste is water which is treated and safely That is why the MWMC f°rmed a bi°s°lids returned t° the Willamette River' the s°lids are ~~--'~' citizens advisory committee (CAC) to:' reused on land. ~ · explore the issues related to the production Seeking solutions to the biosolid$ problem' and use of biosolids, involves understanding all aspects of the .~. · ensure that biosolids utilization matches, wastewater treatment process. production from wastewater treatment, and~ · recommend biosolids beneficial reuse option~ based on this understanding as well as. What Is the Problem? public input The community needs to match biosolids [,~,~,,.,v~ ~1~.~ reuse with the regional plant's generation of ~ Who is Involved? biosolids. Currently the wastewater system is collecting biosolids at a rbte that will exceed the <'~ ' Representatives from the cities of Eugene 'system's capacity to match production in less . and Springfield, Lane County, as well as than five years. Decisions must be made now F-~ Indicates points in the process neighbors of the existing facility, agricultural, to avert the need for reactive, high-cost ~ where monitoring occurs. Biosollds Stream community groups, environmental organizations, emergency processing measures. These decisions and the general citizen serve On the 12 member must maintain 'beneficial reuse, be long-term, What are the Options? Biosolids CAC. The Committee has met 10 and be grounded'by community understanding The Biosolids CAC has evaluated 9 options to beneficially reuse times to date to review the Issues, discuss the and input. options, and present alternatives. Now, they biosolids. These principal differences between these options is in the ask for your involvement, dewatering, conversion, and reuse aspect of the residuals treatment process. Alternative No. 1: Enhance existing drying beds through mechanical dewatering ' The Biosoltds CAC places high value on a biosoltds alternative that: Alternative No. 2a: Expand capacity by pumping to dedicated land applicatto, n site (poplar trees) · Promotes 100% btosoltdSProcessing and * Provides an opportunity to add to' the Alternative No. 2b: Expand capacity by pumping to dedicated recycling by the year 200f~ ratebase through the sale of the btosolids land application site (grass) · Produces a safe arid beneficial product for product Alternative No. 3: Pasteurize then pump to dedicated application site the enutronment · Has limited potential for odor production Alternative No. 4a: Expand capacity using mechanical dewatering both at the plant and application site (6 month operation) · Protects public health and minimizes any adverse aesthetic impacts Alternative No. 4b: · Provides long-term reliable performance Expand capacity using mechanical dewatering (year around operation) · Achieves EPA standards or better that is easy to monitor Alternative No. 5: Expand capacity using ne,rate static pile composting · Allows program flexibility · Provides relative ease of operations and Alternative No. 6: Expand capacity using windrow composting maintenance Alternative No. 7: Expand capacity by hauling liquid to cooperative ' · Provides the option for the widest array of · Provides a product with a safe level of application sites beneficial uses without restriction pathogens, toxins, radtoactive materials · Is cost-effective and eco.nomically viable and heavy metals · Is protective of air, soil,'and surface and ground water quality