aped areas is permitted at anytime by means of a handheld hose equipped with a positive shutoff nozzle, handheld bucket or watering can of 5 gallons or less or drip irrigation system.Use of water to wash any motor vehicle, motorbike, boat, trailer, airplane or other vehicle is prohibited except between 6 a.m. and 10 a.m. and 6 p.m. to 10 p.m.