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  1. What is a watershed? - NOAA's National Ocean Service

    What is a watershed? It’s a land area that channels rainfall and snowmelt to creeks, streams, and rivers, and eventually to outflow points such as reservoirs, bays, and the ocean.

  2. Virginia Watersheds Interactive Map - NOVA Region

    Use NVRC’s interactive watershed map to learn about and explore watersheds in Virginia. Search for your home or point of interest and find out in which watershed it is located. As you zoom in, the map …

  3. WATERSHED Definition & Meaning - Merriam-Webster

    Opinion on the literal geographic meaning of watershed is divided. On one side of the debate are those who think the word can only refer to a ridge of land separating rivers and streams flowing in one …

  4. What is a watershed and why does it matter? - Washington State ...

    A watershed is an area of land where all the water—whether from rain, snowmelt, or springs—drains into a common water body, such as a river, lake, or ocean.

  5. Watershed - National Geographic Society

    A watershed is an area of land that drains rainfall and snowmelt into streams and rivers.

  6. Watersheds | Natural Resources Conservation Service

    Watersheds impact everyone; every community, farm, ranch, and forest. They provide a vital resource for all living things to survive and thrive. All watersheds are interconnected, creating a land-water …

  7. Watersheds and Drainage Basins | U.S. Geological Survey

    Jun 8, 2019 · A watershed is an area of land that drains all the streams and rainfall to a common outlet such as the outflow of a reservoir, mouth of a bay, or any point along a stream channel.

  8. Introduction to Watersheds - Penn State Extension

    May 12, 2025 · What Is a Watershed? A watershed is the land area that drains into a stream or other body of water. Gravity pulls water downhill from rainstorms, snow melt, and even groundwater …

  9. What is a watershed? - The Institute for Environmental Research and ...

    Jun 16, 2025 · A watershed is an area of land that drains all streams and rainfall to a common outlet such as a reservoir, river, bay, or ocean. It functions as a single integrated system, influencing water …

  10. Two-Minute Takeaway: What Is a Watershed? | TNC

    Jun 24, 2024 · A watershed is an area of land where all water that enters it, either through precipitation or springs, drains to a common outlet or outflow point. Or, to switch the phrasing, that piece of land is …