The University of Arizona
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Channah Rock

Specialist, Environmental Science | Professor, Environmental Science | Member of the Graduate Faculty | Endowed Chair, Jim Brennan - Extension Fresh Produce Safety

Environmental Science-Res
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70+ Collaborators
$8.5M / $30.9M Funding
60+ Grants
60+ Publications
6+ News

Research Area

water quality, food safety, agriculture, microbiology, public health, water treatment, agricultural water, bacterial pathogens, sustainability, antibiotic resistance, irrigation, risk assessment, environmental impact, environmental health, evaluation, foodborne pathogens, environmental monitoring, research collaboration, environmental conservation, education, environmental sampling, surveillance, biosolids, water management, environmental science, environmental engineering, wastewater treatment, fresh produce, e. coli, produce safety

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    Recent

    Modeling Solute Transport in Sprinkler Irrigation Laterals

    2024
    solute transport, sprinkler irrigation, modeling, transport, irrigation laterals

    Sanitizer Type and Contact Time Influence Salmonella Reductions in Preharvest Agricultural Water Used on Virginia Farms

    2023
    salmonella, sanitizer, agricultural water, preharvest, virginia farms

    Combined Infection Control Interventions Protect Essential Food Workers from Occupational Exposures to SARS-CoV-2 in the Agricultural Environment

    2023
    infection control, occupational exposure, sars-cov-2, essential workers, agricultural environment

    Efficacy of Peracetic Acid and Chlorine on the Reduction of Shiga Toxin-producing Escherichia coli and a Nonpathogenic E. coli Strain in Preharvest Agricultural Water

    2023
    food safety, water treatment, pathogen control, agricultural hygiene, chemical disinfection

    Ranking Food Safety Priorities of the Fresh Produce Industry in the United States

    2023
    food safety, fresh produce, industry, united states, ranking

    Combined Infection Control Interventions Protect the Essential Workforce from Occupationally-Acquired SARS-CoV-2 during Produce Production, Harvesting and Processing Activities

    2022
    infection control, occupational health, sars-cov-2, workforce protection, produce processing

    Distributions of waterborne pathogens in raw wastewater based on a 14-month, multi-site monitoring campaign

    2022
    waterborne pathogens, wastewater monitoring, pathogen distribution, multi-site monitoring, raw wastewater

    Evaluation of total Bacteroides sp. as an alternative indicator in agricultural water quality

    2021
    water quality, agriculture, bacterial indicators, environmental monitoring, microbial assessment

    Cross-Validation Indicates Predictive Models May Provide an Alternative to Indicator Organism Monitoring for Evaluating Pathogen Presence in Southwestern US Agricultural Water

    2021
    predictive modeling, pathogen presence, agricultural water, indicator organisms, cross-validation

    Complex Interactions Between Weather, and Microbial and Physicochemical Water Quality Impact the Likelihood of Detecting Foodborne Pathogens in Agricultural Water

    2020
    weather interactions, microbial water quality, physicochemical water quality, foodborne pathogens, agricultural water

    • Michele Walsh

    • Peter Ellsworth

    • Karletta Chief

    • Ayman Mostafa

    • Gerardo Lopez

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    • Soil and Water Conservation

    Channah Rock | KMap Profile - Institutional Knowledge Map (KMap)