 la adopts conservation ordinance looks toward recycling to meet future demands the los angeles department of water power ladwp implemented shortage year rules for all ladwp customers starting june 1 2009 the city s water conservation ordinance makes it illegal to o use sprinklers on any day other than monday and thursday o water landscaping including lawns between 900 am and 400 pm o use sprinklers for more than 15 minutes per watering station and 10 minutes for other irrigation systems o water any hard surfaces such as sidewalks walkways driveways or parking areas o allow runoff onto streets and gutters from excessive watering o fail to repair leaks from any pipe or fixture o wash vehicles unless using a hose with a shutoff nozzle o serve water to customers in restaurants unless requested la mayor s new water plan makes every drop count water conservation and an unprecedented water recycling program are key to the 20 year 15 billion water supply strategy introduced by los angeles mayor antonio villaraigosa on may 15 2009 while dry seasons and the effects of climate change threaten los angeles future water supply population growth is expected to increase water demand in the city 15 percent by 2030 read the full story in the environment news service 