San Diego Water Intelligence
California · 1,386,932 residentsSan Diego has invested heavily in desalination at the Carlsbad plant and continues to negotiate Colorado River allocations.
Carlsbad desal + Colorado River imports
200
Assets Mapped
65.7
Avg WIS
2
Asset Types
60km
Radius
About Water Supply in San Diego
San Diego has invested heavily in desalination at the Carlsbad plant and continues to negotiate Colorado River allocations.
Hi3 Water tracks 200 water assets within 60km of San Diego, including springs, wells, aquifers, and water rights transactions. The average Water Intelligence Score in this area is 65.7/100. The most common asset type is River (198 assets).
Data sources: USGS, EPA, state water boards. Report last updated: July 28, 2026.
Water Assets Near San Diego
Top Water Assets Near San Diego
Ranked by Water Intelligence Score (WIS)
- 1
Santa Ysabel Creek
River2,424 GPM67WIS - 2
Buena Vista Creek
River5,374 GPM67WIS - 3
Sweetwater River
River12,480 GPM67WIS - 4
Santa Ysabel Creek
River2,272 GPM67WIS - 5
Samagatuma Creek
River1,518 GPM67WIS - 6
Santa Ysabel Creek
River2,146 GPM67WIS - 7
Pine Valley Creek
River4,632 GPM67WIS - 8
Santa Ysabel Creek
River12,118 GPM67WIS - 9
San Ysidro Creek
River2,081 GPM67WIS - 10
Morena Creek
River2,343 GPM67WIS
Explore San Diego on the Interactive Map
View all water assets within 60km of San Diego, including aquifer boundaries, water rights, drought status, and regulatory alerts.