Commercial, Multi-Family & Irrigation Rates

Commercial customers are billed on a monthly basis. The bills contain both a fixed rate and a commodity rate for water, irrigation, and wastewater. Water consumption is billed at a winter commodity rate from November through May and a summer commodity rate from June through October. A variable wastewater collection rate is assessed if there is more than 600 cubic feet of chargeable wastewater in a billing period.

2023 Monthly Water & Wastewater Rates

1 cubic foot of water usage equals 7.48 gallons.

Commercial & Multi-Family Water - Fixed Monthly Charge

Meter SizeFixed Monthly Charge
5/8 - 3/4 inch$22.25
1 inch$39.60
1.5 inches$68.47
2 inches$103.05
3 inches$196.28
4 inches$300.12
6 inches$588.83
8 inches$935.74


Commercial & Multi-Family Water - Commodity Charges

Meter SizeWinter Commodity Charge (November 1 to May 31, per 100 cubic feet)Summer Commodity Charge (June 1 to October 31, per 100 cubic feet)
5/8 to  3/4 inch$2.73$4.67
1 inch$2.73$4.67
1.5 inches$2.73$4.67
2 inches$2.73$4.67
3 inches$2.73$4.67
4 inches$2.73$4.67
6 inches$2.73$4.67
8 inches$2.73$4.67


Irrigation Water Rates

Meter SizeFixed Monthly Charge - Water Meter OnlyFixed Monthly Charge - Exempt MeterCommodity Charge (per 100 cubic feet)
3/4 inch$20.48$0$6.89
1 inch$36.44$0$6.89
1.5 inches$63.00$0$6.89
2 inches$94.82$0$6.89
3 inches$180.60$0$6.89
4 inches$276.15$0$6.89
6 inches$541.80$0$6.89
8 inches$861.00$0$6.89


Wastewater Rates

Redmond Wastewater fixed monthly charge is $20.46 per meter, which includes the first 600 cubic feet of chargeable wastewater. A commodity charge of $2.07 per 100 cubic feet of chargeable wastewater is assessed after the first 600 cubic feet. 

King County Wastewater Treatment Rate fixed monthly charge is $52.11 per meter, which includes the first 750 cubic feet of chargeable wastewater. A commodity charge of $6.948 per 100 cubic feet of chargeable wastewater is assessed after the first 750 cubic feet.