Servings: 1 gallon

1/8 teaspoon of household bleach ⅛ teaspoon of household bleach
1 gallon water 1 gallon water

Add bleach to water, shake or mix well.
Let sit for 30 minutes before consuming.

Use when boiling is not possible.  Use when boiling is not possible.
Do not use more bleach than specified, it is toxic.  Do not use more bleach than specified, it is toxic.
Reference: San Antonio Water System, twitter.com/MySAWS/status/1362189409341169667?s=19  Reference: San Antonio Water System, twitter.com/MySAWS/status/1362189409341169667?s=19