Water sampling is a methodological process for collecting representative portions of aqueous systems (e.g., surface water, groundwater, wastewater) for subsequent physicochemical, biological, or isotopic analysis. Method design incorporates sampling objectives, spatial and temporal resolution, and analyte stability, and may use grab, composite, depth-integrated, or automated sampling strategies. Protocols specify container materials, preservation (e.g., acidification, cooling, filtration), contamination control, and chain-of-custody procedures. Hydrodynamic conditions, stratification, and phase partitioning (dissolved, colloidal, particulate) are explicitly considered to avoid bias. Rigorous field documentation, decontamination, and quality assurance/quality control (QA/QC) safeguards ensure data comparability, traceability, and statistical validity for environmental monitoring and research.
Hundreds, and possibly thousands, of juvenile Chinook salmon were found dead in the lower Yuba River after a large water pipe burst at the New Colgate Powerhouse on Friday, according to a local conservation group.
Environment
Feb 18, 2026
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19
After high-profile water crises like the one in Flint, Michigan, some Americans distrust the safety of tap water, choosing to purchase drinking water from freestanding water vending machines or kiosks. Yet this more expensive ...
Environment
Feb 11, 2026
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58
Plastic pollution has become a major global environmental concern as modern societies rely increasingly on plastic products. Much of this plastic waste eventually reaches the ocean, with rivers acting as the main transport ...
Environment
Feb 10, 2026
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16
Following one of the largest sewage spills in U.S. history, University of Maryland researchers have detected high levels of fecal-related bacteria and disease-causing pathogens in the Potomac River, raising urgent public ...
Environment
Feb 5, 2026
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53
A research team led by Prof. Xiao Kai from the Yantai Institute of Coastal Zone Research of the Chinese Academy of Sciences has systematically elucidated the transformation and transport processes of nutrients in intertidal ...
Earth Sciences
Feb 5, 2026
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10
A study led by University of Rhode Island Graduate School of Oceanography alumnus Jarod Snook, Ph.D., identified a long-term source of PFAS, or "forever chemicals," entering the Pawcatuck River from two historically contaminated ...
Environment
Jan 23, 2026
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88
What if, instead of taking a water or soil sample to the lab, you could take the lab to the sample? That's what a team of researchers reporting in ACS Sensors did with a new nitrate-monitoring "lab-on-a-drone" system. The ...
Environment
Dec 17, 2025
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22
Two pioneering studies by researchers from the School of Zoology and the Steinhardt Museum of Natural History at Tel Aviv University, led by Dr. Omri Bronstein, have identified the primary drivers of sea urchin mass mortality ...
Ecology
Nov 17, 2025
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35
Water quality could impact the kind of microbial populations in poultry drinking water lines and lead to the buildup of a biofilm that can harbor pathogenic bacteria like Salmonella, according to a new study.
Plants & Animals
Oct 9, 2025
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17
Public water systems in the U.S. were far less likely to report suspiciously rounded lead levels after the Flint, Michigan water crisis drew national outrage and federal scrutiny, according to new research led by the University ...
Environment
Oct 7, 2025
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