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Civil Engineering

Williams Honors College, Honors Research Projects

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Cyanobacteria

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Prevention Of Harmful Algal Blooms By The Mitigation Of Phosphorus Nutrient Loading Via Filtration By Steel Wool And Activated Carbon, Samantha Zidd, Sara Kidd, Ronald Simpson Jan 2020

Prevention Of Harmful Algal Blooms By The Mitigation Of Phosphorus Nutrient Loading Via Filtration By Steel Wool And Activated Carbon, Samantha Zidd, Sara Kidd, Ronald Simpson

Williams Honors College, Honors Research Projects

Harmful Algal Blooms (HABs) are a devastating ecological and economic consequence of the abundance of nutrient-rich agricultural runoff entering aquatic ecosystems (Baker et al. 2014). Bioavailable phosphorus from synthetic fertilizers is one of the major nutrients contributing to this global issue. Preliminary studies indicate that dissolved phosphorus can be removed from an aqueous environment when passed through a composite mixture of granular steel wool particles and activated carbon (Erickson, Gulliver, and Weiss (2007). Further research was conducted using higher quality concentration measurements to determine what grades of steel wool (0000, 000, 00) and types of activated carbon (GAC, PAC, EAC) …


Utilizing Ultrasonic Technology To Manage Algal Blooms In Lake Rockwell, Mackenzie Kaser, Andrew Perdue Jan 2015

Utilizing Ultrasonic Technology To Manage Algal Blooms In Lake Rockwell, Mackenzie Kaser, Andrew Perdue

Williams Honors College, Honors Research Projects

The purpose of this paper is to analyze the effectiveness of ultrasonic technology to manage algal blooms in Lake Rockwell. Lake Rockwell is the drinking water source for the city of Akron, OH and the surrounding areas. One of the main issues facing the City of Akron Water Treatment Plant is cyanobacteria, or blue-green algae. Cyanobacteria releases toxins, which makes conventional water treatment processes more difficult. Our proposed solution to manage algal blooms in Lake Rockwell is ultrasonic technology. This system emits vibrations that destroy the algal cells and prevent new blooms from forming. Our plan involves three master buoys …