sc sc scottdale water. the man delivering the bad news is john. there s no question about it. the drought is reality. rio verde is the first domino to drop. are people taking it seriously now? they re not. water is more precious than you realize and once you go to your faucet and turn it on and there s no water, then its value becomes real. reporter: across swaths of urban arizona signs of drought aren t immediately obvious. as the taps run dry developers keep building. this is a symbol of the massive growth. reporter: maricopa county which includes the rio verde foothills is the fastest growing in the nation adding more residents last year than any other county but as cities boom the drought pushes arizona farmers to the brink. thanks to the colorado river, the county is or at least was one of the most productive