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Global Dams
Year Constructed
2024
19002024
Dam Type
Utility Areas
Modes
Water Quality
Show water quality violations and contaminant alerts.
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Violations
Highlight utilities with recent compliance violations.
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Ownership Type
Public (State / Local)
Operated by municipal, county, or state agencies.
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Private Utility
Investor-owned water companies and cooperatives.
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Federal Agency
Federally operated systems — parks, military, tribal BIA.
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Tribal / Native American
Sovereign water systems operated by tribal nations.
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Water Systems
Modes
Fill Level BETA
Show real-time reservoir fill vs 20-yr average for live dams in the active system.
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Divergence
Trace how water moves from dams through aqueducts to utility service areas (e.g. Colorado River → MWD).
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Flow Animation
Animated flow showing real-time throughput along river corridors.
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Infrastructure Layers
Dams & Reservoirs
active
Utility Areas
active
Aqueducts & Canals
active
Treatment Plants
coming soon
Water Intakes
coming soon
Distribution Mains
coming soon
Colorado River System
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—
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USACE
Floodwall
Floodwall
Flood
Protection
Protection
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USGS
Watershed
Watershed
HUC Boundary
Fill Level Mode Active
Fill Level Mode
Each reservoir shown as a tank — how full it is now vs its 20-year historical average.
Current level — today's fill %
20-yr avg — baseline for this month
Capacity ring — design max storage
Live USBR data for 4 Colorado reservoirs. Blue Mesa shown as estimate.
Map Style
Dark
Voyager
Bright