- Assessment of fecal contamination sources to Alley Creek, Queens County, New York, August 2020–June 2021
- Occurrence of per- and polyfluoroalkyl substances and inorganic analytes in groundwater and surface water used as sources for public water supply in West Virginia
- Comparison of the results of enzyme-linked immunosorbent assay (ELISA) to mass-spectrometry based analytical methods for six unregulated contaminants in source water and finished drinking-water samples
- Status of water-level altitudes and long-term water-level changes in the Chicot and Evangeline (undifferentiated) and Jasper aquifers, Greater Houston Area, Texas, 2021
- Treatment of the Chicot and Evangeline Aquifers as a single hydrogeologic unit and use of geostatistical interpolation methods to develop gridded surfaces of water-level altitudes and water-level changes in the Chicot and Evangeline Aquifers (undifferentiated) and Jasper Aquifer, Greater Houston Area, Texas, 2021
- Longitudinal water-temperature profiles in Mill Creek, Mason County, Washington
- Water-quality trends in surface waters of the Jemez River and Middle Rio Grande Basin from Cochiti to Albuquerque, New Mexico, 2004–19
- Characterization of and temporal changes in groundwater quality of the Upper Black Squirrel Creek Basin, El Paso County, Colorado, 2018–20
- Trends in groundwater levels, and Orthophosphate and Nitrate concentrations in the Middle Snake River region, South-Central Idaho
- Virginia Bridge scour pilot study—hydrological tools
- Evaluation of machine learning approaches for predicting streamflow metrics across the conterminous United States
- Using microbial source tracking to identify fecal contamination sources in Great South Bay on Long Island, New York
- Light attenuation and erosion characteristics of fine sediments in a highly turbid, shallow, Great Basin Lake—Malheur Lake, Oregon, 2017–18
- Assessment of streamflow trends in the Eastern Dakotas, Water Years 1960–2019
- Hydrogeologic Characterization of Area B, Fort Detrick, Maryland
- A structured decision-making framework for managing Cyanobacterial Harmful Algal Blooms in New York State Parks
- Potential effects of out-of-basin groundwater transfers on spring discharge, base flow, and groundwater storage pertaining to the Rush Springs aquifer in and near the Caddo Nation of Oklahoma Tribal Jurisdictional Area, Western Oklahoma
- Water-quality conditions and constituent loads, water years 2013–19, and water-quality trends, water years 1983–2019, in the Scituate Reservoir Drainage Area, Rhode Island
- Age and water-quality characteristics of groundwater discharge to the South Loup River, Nebraska, 2019
- Assessment of well yield, dominant fractures, and groundwater recharge in Wake County, North Carolina
- U.S. Geological Survey response to Hurricane Maria Flooding in Puerto Rico and characterization of peak streamflows observed September 20–22, 2017
- Geohydrology and water quality of the Northern and Central Parts of the Tug Hill Glacial Aquifer, Jefferson and Oswego Counties, North-Central New York
- Using microbial source tracking to identify fecal contamination sources in Lake Montauk on Long Island, New York
- Conceptual models of groundwater flow in the Grand Canyon Region, Arizona
- Groundwater availability, geochemistry, and flow pathways to public-supply wells in the Atlantic Coastal Plain and bedrock aquifers, Aiken County and Part of Lexington County, South Carolina, 2015–2019
- The thermal landscape of the Willamette River—patterns and controls on stream temperature and implications for flow management and cold-water Salmonids
- Assessment of habitat availability for juvenile Chinook Salmon (Oncorhynchus tshawytscha) and Steelhead (O. mykiss) in the Willamette River, Oregon
- Volcano and earthquake monitoring plan for the Yellowstone Caldera System, 2022–2032
- Gravity surveys for estimating possible width of enhanced porosity zones across structures on the Coconino Plateau, Coconino County, North-Central Arizona
- Sediment and nutrient retention on a reconnected floodplain of an Upper Mississippi River Tributary, 2013–2018
- Hydrogeology and groundwater quality in the San Agustin Basin, New Mexico, 1975–2019
- Using microbial source tracking to identify fecal contamination sources in Sag Harbor on Long Island, New York
- Water quality in the Missouri River alluvial aquifer near the Independence, Missouri, Well Field, 1997–2018
- Depth to water and water quality in groundwater wells in the Ogallala aquifer within the North Plains groundwater conservation district, Texas Panhandle, 2019–20, and comparison to 2012–13 conditions
- Development of Continuous Bathymetry and Two-Dimensional Hydraulic Models for the Willamette River, Oregon
- Data sources and methods for Digital Mapping of Eight Valley-Fill Aquifer Systems in Upstate New York
- Implementing a rapid deployment Bridge Scour Monitoring System in Colorado, 2019
- Status and understanding of groundwater quality in the Sacramento Metropolitan Domestic-Supply Aquifer Study Unit, 2017
- Assessment of persistent chemicals of concern in White Sturgeon (Acipenser transmontanus) in the Hanford Reach of the Columbia River, Southeastern Washington, 2009
- Bedload and suspended-sediment transport in Lower Vance Creek, Western Washington, water years 2019–20
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