Water Quality Data | US EPA - U.S. Environmental Protection ...
2024年5月29日 · The Water Quality Portal is the nation's largest source for water quality monitoring data. The Water Quality Portal (WQP) uses the Water Quality Exchange (WQX) data format to share over 380 million water quality data records from …
Water Quality and Your Health | Drinking Water | CDC
The better your water quality, the less likely your water is to make you sick. The quality of your tap water depends on where it came from and how it has been treated. Water utilities must monitor water quality and meet safe drinking water standards.
How's My Waterway | US EPA
2024年4月25日 · Water quality information is displayed on 3 scales in How’s My Waterway; community, state and national. More recent or more detailed water information may exist that is not yet available through EPA databases or other sources. Check out …
Water Quality | U.S. Geological Survey - USGS.gov
2022年10月1日 · All water is of a certain "quality" (and you can't tell by just looking), but what does "water quality" really mean? It can be thought of as a measure of the suitability of water for a particular use based on selected physical, chemical, and biological characteristics.
Water quality - Wikipedia
Water quality refers to the chemical, physical, and biological characteristics of water based on the standards of its usage. [1][2] It is most frequently used by reference to a set of standards against which compliance, generally achieved through treatment of the water, can be assessed.
Water Quality Criteria | US EPA - U.S. Environmental ...
3 天之前 · What are Water Quality Criteria? Criteria help protect water bodies by identifying pollutant levels or conditions that support the designated uses. Learn the basics of water quality criteria
The U.S. Geological Survey National Water Quality Network ...
2024年11月16日 · The U.S. Geological Survey (USGS) National Water Quality Network for surface water (NWQN-SW) was established in 2013 to develop long-term, comparable assessments of surface-water quality in support of national, regional, state, and local needs related to water-quality management and policy.