. >> then we are hi, i'm lawren doing a special series about staying safe. let's look at issues of water and sewer. we are here at the san francisco urban center on mission street in san francisco and i'm joined today by marrielen from puc and talk about water and sewer issues. what are things we should be concerned about water. >> you want to be prepared for that scenario and the recommendation is to have stored 1 gallon per person per day that you are out of water. we recommend that you have at least 3-5 days for each person and also keep in consideration storage needs for your pets and think about the size of your pets and how much water they consume. >> the storage which is using tap water which you are going to encourage. >> right. of course at the puc we recommend that you store our wonderful delicious tap water. it's free. it comes out of the tap and you can store it in any plastic container, a clean plastic container for up to 6 months. so find a container, fill it with water and label it and rotate it out. i use it to water my garden. >> of course e