Water and Sewer Rates
Sammamish Plateau Water is committed to providing high-quality water and sewer service to our customers. Periodic rate adjustments ensure the District’s ability to maintain this level of service. The following information is about the 2023 rate update that takes effect January 1, 2023.
WATER RATES
The District Board, at the December 5, 2022 Public Hearing, approved a 4% water revenue adjustment to the single-family customer class. Revenue adjustments are based upon a customer cost of service analysis and will be applied as follows:
- No adjustments for non-single family rates – this includes multi-family and commercial customers
- No adjustments to single-family base rates and Block One for customers consuming less than 600 CF per month
See below for adjustments to single-family rates consuming more than 600 CF (Blocks Two, Three and Four)
USAGE BLOCKS | MONTHLY USAGE Cubic Feet | 2022 RATE Cost per 100 CF | 2023 RATE Cost per 100 CF | INCREASE Cost per 100 CF |
---|---|---|---|---|
Block One | 0-600 | $2.16 | $2.16 | $0.00 |
Block Two | 601-1200 | $2.63 | $3.20 | $0.57 |
Block Three | 1201-1900 | $4.25 | $5.17 | $0.92 |
Block Four | Above 1900 | $8.56 | $10.08 | $1.52 |
*One Cubic Foot (CF) equals 7.48 gallons
SEWER RATES
The District Board approved an adjustment to sewer revenue of 4.5% for all customers.
CUSTOMER CLASS | 2022 RATE | 2023 RATE | INCREASE |
---|---|---|---|
Single-family | $39.29 | $41.06 | $1.77 |
Multi-family | $25.48 | $26.63 | $1.15 |
Public/Commercial/Industrial | $44.65 | $46.66 | $2.01 |
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Single-Family Residential Water and Sewer Rates
If you live in a single family home you can view water and sewer rates here used to calculate your bill.
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Multi-Family Residential Water and Sewer Rates
View water and sewer rates for multi-family dwellings such as apartments, condos and townhomes here.
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Public Institution, Commercial, Industrial Rates
This page has rates for public institutions such as city facilities, churches, medical facilities and schools. Commercial such as stores, restaurants and other businesses and industrial.
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Irrigation Water Rates
This page has audited and unaudited irrigation water rates.
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King County Wastewater Treatment Charge
Learn about the King County Wastewater Charge on your bill.
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Master Fees and Charges Schedule
If you're looking for other fees and charges, please review the Master Fees and Charges Schedule.