Personal profile
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 3 Good Health and Well-being -
SDG 6 Clean Water and Sanitation -
SDG 7 Affordable and Clean Energy -
SDG 8 Decent Work and Economic Growth -
SDG 9 Industry, Innovation, and Infrastructure -
SDG 11 Sustainable Cities and Communities -
SDG 12 Responsible Consumption and Production -
SDG 13 Climate Action -
SDG 14 Life Below Water -
SDG 15 Life on Land -
SDG 17 Partnerships for the Goals
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Collaborations and top research areas from the last five years
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Effects of Ozone on Drinking Water Quality in Two Minnesota Water Supplies
Hozalski, R. M. (PI) & LaPara, T. M. (Co-Principal Investigator)
MINNESOTA DEPARTMENT OF HEALTH
12/15/25 → 9/30/27
Project: Research project
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Research Proposal: Bench-scale Ozone Testing
Hozalski, R. M. (PI), Arnold, B. (Co-Principal Investigator) & LaPara, T. M. (Co-Principal Investigator)
8/1/25 → 8/31/27
Project: Research project
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Using Old Tires for New Remediation Strategies
Gulliver, J. S. (PI), Hozalski, R. M. (CoI) & Chen, Y. (CoI)
12/1/19 → …
Project: Seed
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Innovations in sampling, (bio)analytical chemistry, and analytics to characterize disinfectant use tradeoffs in U.S. water systems for minimizing exposure to opportunistic pathogens and DBPs
Hozalski, R. M. (PI) & LaPara, T. M. (CoI)
U.S. ENVIRONMENTAL PROTECTION AGENCY
8/1/23 → 5/12/25
Project: Research project
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Minneapolis Water Treatment Plant Biofilter Characterization
Hozalski, R. M. (PI) & LaPara, T. M. (CoI)
4/1/22 → 12/31/23
Project: Research project
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Effect of Chloramine Disinfection of Community Water System on Legionnaires’ Disease Outbreak, Minnesota, USA, 2024
Bledsoe, M. E., Goel, A., Adelgren, M., Lapara, T. M. & Hozalski, R. M., Jan 2026, In: Emerging infectious diseases. 32, 1, p. 74-81 8 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Flushing as a Control Measure for Legionella spp. Impacts of Water Age, Chloramine Disinfection, and Elevated Temperature
Meegoda, C. S., Waak, M. B., Kim, T., Hozalski, R. M. & Hallé, C., Feb 10 2026, In: Environmental Science and Technology. 60, 5, p. 3935-3946 12 p.Research output: Contribution to journal › Article › peer-review
Open Access -
Investigation of Chloramine Reactive Pollutants via UHPLC/High-Resolution Mass Spectrometry to Assess Potential Nitrosamine Precursors
Li, J., Dalluge, J. J., Hozalski, R. M. & Arnold, W. A., Jul 11 2025, In: ACS Environmental Science and Technology Water. 5, 7, p. 4211-4222 12 p.Research output: Contribution to journal › Article › peer-review
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Animal Feedlots and Domestic Wastewater Discharges are Likely Sources of N-Nitrosodimethylamine (NDMA) Precursors in Midwestern Watersheds
Li, J., Arnold, W. A. & Hozalski, R. M., Feb 13 2024, In: Environmental Science and Technology. 58, 6, p. 2973-2983 11 p.Research output: Contribution to journal › Article › peer-review
8 Link opens in a new tab Scopus citations -
On-site filtrationof large sample volumes improves the detection of opportunistic pathogens in drinking water distribution systems
Hozalski, R. M., Zhao, X., Kim, T. & LaPara, T. M., Feb 2024, In: Applied and environmental microbiology. 90, 2Research output: Contribution to journal › Article › peer-review
Open Access14 Link opens in a new tab Scopus citations
Datasets
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Effect of dissolved iron on CDOM and other optical properties for dissolved organic matter in lakes and rivers of the Upper Great Lakes states
Brezonik, P., Finlay, J. C. & Hozalski, R. M., Data Repository for the University of Minnesota, 2019
DOI: 10.13020/kk4m-zx88, http://hdl.handle.net/11299/201581
Dataset
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Combined UMN-MPCA 2014-2017 lake data on Secchi depth, CDOM, Chlorophyll and total suspended solids
Brezonik, P., Hozalski, R. M. & Finlay, J. C., Data Repository for the University of Minnesota, 2019
DOI: 10.13020/01WT-JG66, http://hdl.handle.net/11299/201562
Dataset
Press/Media
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Minnesota well water tests show no evidence of coronavirus
Hozalski, R. M. & LaPara, T. M.
10/13/20
1 item of Media coverage
Press/Media: Research
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Study: No deadly Legionella strain in closed U of M buildings’ water
LaPara, T. M. & Hozalski, R. M.
9/3/20
1 item of Media coverage
Press/Media: Research