The deadline to submit a session, town hall, or pre-conference workshop proposal for AGU25 has passed. Please search for and review proposed sessions below. Please note this site is frozen as of 4/29/25 and will not reflect any changes to proposals made after this date.


Conveners will be contacted by the AGU25 Program Committee with any requests for mergers or edits to proposals. Conveners will be notified of the acceptance of their proposal in mid-June.


Abstract submissions will also open in mid-June and the deadline for abstract submissions is 30 July, 2025.


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Abstract: 30 Years of Local Drainage and Upstream Watershed Nutrient Mass Balances Provide Key Insights into Managing Surface and Ground Water Quality (AGU25)

30 Years of Local Drainage and Upstream Watershed Nutrient Mass Balances Provide Key Insights into Managing Surface and Ground Water Quality

Selia Markley1, Marc Weber2, Meredith Brehob3, Robert Daniel Sabo4, Michael J Pennino5, Ryan A Hill6, Scott Alford1 and Jana Compton6, (1)ORISE/USEPA, Corvallis, United States, (2)U.S. Environmental Protection Agency, Office of Water, Corvallis, United States, (3)Oak Ridge Institute for Science and Education, Based at US EPA, Washington DC, United States, (4)U.S. Environmental Protection Agency, Office of Water, Washington, United States, (5)US Environmental Protection Agency, Office of Research and Development, Washington, DC, United States, (6)U.S. Environmental Protection Agency, Office of Research and Development, Corvallis, United States
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