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.

2019 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$20.33
1 inch$36.17
1.5 inches$62.55
2 inches$94.14
3 inches$179.31
4 inches$274.18
6 inches$537.93
8 inches$854.85


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$2.49$4.26
1 inch$2.49$4.26
1.5 inches$2.49$4.26
2 inches$2.49$4.26
3 inches$2.49$4.26
4 inches$2.49$4.26/td>
6 inches$2.49$4.26
8 inches$2.49$4.26


Irrigation Water Rates

Meter SizeFixed Monthly Charge - Water Meter OnlyFixed Monthly Charge - Exempt MeterCommodity Charge (per 100 cubic feet)
3/4 inch$19.50$0$6.56
1 inch$34.70$0$6.56
1.5 inches$60.00$0$6.56
2 inches$90.30$0$6.56
3 inches$172.00$0$6.56
4 inches$263.00$0$6.56
6 inches$516.00$0$6.56
8 inches$820.00$0$6.56


Wastewater Rates

Redmond Wastewater fixed monthly charge is $18.56 per meter, which includes the first 600 cubic feet of chargeable wastewater. A commodity charge of $1.82 per 100 cubic feet of chargeable wastewater is assessed after the first 600 cubic feet. 

King County Wastewater Treatment Rate fixed monthly charge is $45.33 per meter, which includes the first 750 cubic feet of chargeable wastewater. A commodity charge of $6.044 per 100 cubic feet of chargeable wastewater is assessed after the first 750 cubic feet.