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How we calculated this

Read by an AI agent (a large language model) from the utility's official rate schedule, then audited by a second model against the same schedule. This bill is for the main service area; customers in 1 other rate area (Novelty Hill Service Area) pay different rates.

Extracted by: Audit · Claude Opus 5.5 · 10/28/2026
Source:
Fixed monthly charge, 5/8" x 3/4" meter: $19.30
First 4 CCF × $2.37 = $9.48
Next 4.021 CCF × $4.73 = $19.02
Total: $47.80/mo

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Utility profile · WA

REDMOND WATER SYSTEM CITY OF Water Rates

REDMOND WATER SYSTEM CITY OF supplies water to about 160,000 people in Redmond and Union Hill-Novelty Hill, Washington. A typical household using 6,000 gallons a month pays an estimated $47.80 in the main service area, 18% below the national average.

Rates effective 2026-01-01

Updated Oct 2026

How much does water cost provided by REDMOND WATER SYSTEM CITY OF?

Monthly Rate

$47.80 / month
Read and audited by AI against the official rate schedule ·

This bill is for the main service area; customers in 1 other rate area (Novelty Hill Service Area) pay different rates.

How the bill adds up

Service charge
5/8" X ¾" and ¾" meter
$19.30
Water used
8 ccf × $2.37/ccf ÷ 2 (billed every 2 months)
$9.48
Water used
8.043 ccf × $4.73/ccf ÷ 2 (billed every 2 months)
$19.02
Total $47.80

How does REDMOND WATER SYSTEM CITY OF's water cost compare to its regional neighbors?

Monthly cost (6k gal) vs up to 10 nearest utilities with published rates. Click to navigate.

Where does REDMOND WATER SYSTEM CITY OF provide service?

Population served and the municipalities covered by this utility's service area.

Boundaries from the EPA Water System Service Areas dataset. Not all utilities have mapped boundaries.

Population Served

163,335

Municipalities served

Where does REDMOND WATER SYSTEM CITY OF's water come from?

Supply and provider classification from EPA records.

Primary Source
SWP
Provider Type
Local Govt
PWSID
WA5371650

Named intake/well source and interconnections (who this utility buys from or sells to) aren't captured yet — tracked separately for a future update.

Is water affordable for REDMOND WATER SYSTEM CITY OF's customers?

Annual bill as a share of median household income in the service area.

Water Burden

0.4% of income (annual)
of median area income · affordability threshold: 2%

We don't yet systematically track whether a utility offers income-based or sliding-scale pricing separate from its standard rates — tracked separately for a future update.

Where did this data come from?

This rate was extracted from REDMOND WATER SYSTEM CITY OF's published tariff document by an AI research agent, then checked against a validation checklist before publishing. See the full methodology for how every utility on this site is sourced and scored.

Provenance

Extracted by: Audit · Claude Opus 5.5 · 10/28/2026
Confidence label: Model verified

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