That's not quite correct. The California aqueduct is able to transport water from the delta down to LA by pumping it over the mountains. This is only a technic

That's not quite correct. The California aqueduct is able to transport water from the delta down to LA by pumping it over the mountains. This is only a technicality though because even though the system includes the largest pumps in the world, it's still relatively small compared to a natural waterway at full capacity and it's already running.