Water Quality Monitoring & Modeling
R2 designs and conducts water quality monitoring programs for freshwater, marine, and wetland habitats located in rural and urban environments. Monitoring programs have been designed to assess the potential impacts of timber management, construction, non-point source pollution, hydroelectric facility operation, erosion and sedimentation, and storm water inputs for a variety of project types. We use current knowledge of state and federal regulations to facilitate agency negotiations and develop mitigation requirements. This work has included Total Maximum Daily Load (TMDL) calculations, and negotiations with EPA staff over appropriate mitigations related to TMDL evaluations.
Water Quality Studies
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Design and development of monitoring programs
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Analysis of chemical, physical, and biological parameters
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Evaluation of timber management impacts
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Assessment of storm water impacts on a variety of habitat types
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Characterization of wastewater discharge and associated impacts
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Development of protection plans for drinking water regulatory compliance
Water Quality Modeling
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Total Maximum Daily Load calculation and assessment
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Storm water pollution loading studies
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Nutrient budget analysis
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Water budget analysis
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Water temperature evaluation
Assessment of Water Quality Impacts on Fish
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Evaluation of aquatic resource health
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Calculation of site-specific water quality criteria
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Water quality related toxicology
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Development of mitigation measures to reduce water quality impacts
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Agency negotiations

Project One: