楼主 (北美华人网)
https://www.acwd.org/115/Water-Rates Bimonthly Meter Service Charge For residential customers – who typically have a meter accommodating either 5/8- or 3/4-inch pipe -- the current service charge is $66.30 bi-monthly Consumption Charge The water consumption charge is based on the number of "units" used by each customer. One unit is equivalent to 100 cubic feet or 748 gallons of water. The water consumption charge is currently $5.17 per unit for the typical customer. The average single-family residential customer currently uses about 16 units of water in a two-month billing cycle, or about 200 gallons per day. This means an average bi-monthly bill of $149.02.