Few substantial changes to the latest version of conservation regulations.
A vortex of attention swirls around industrial activity that does not consume much water.
Cities object to mandatory limits on water use.
Water for swimming pools, golf courses, car washes at front lines of fresh scrutiny.
State emergency funds help public water systems and private well owners.
Era of ample water supply and cheap prices is ending.
State and local water administrators face supply emergency that is tightening.
The biggest water users will be required to conserve more than the thrifty.
Deeper drought, warmer temperatures lead to more water use in Southern California, not less.
Another dry winter forces political pressure for action.