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Water Quality Monitoring
Data as We Collect (Draft)
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Interactive Monitoring Station Map
Standards by red & orange lines shown in the graphs on this page are Water Quality Standards in DC or Maryland per Clean Water Act except the one for Water Clarity. The standard for Water Clarity is the value that Submerged Aquatic Vegetation needs for its growth.
Use the scroll bar at the bottom to see the most recent data.
Monitoring Period: June through October
Wait for a moment! Graphs appear soon.
@East Capitol Street Bridge
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