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How we calculated this
Extracted by: codex/gpt-5.6-luna · 08/23/2026
Source:
Quality checks: 8/9 passed
  • Monotonic pricing
  • Price range plausible
  • Fixed charge range
  • No zero tier prices
  • Tier count (1–8)
  • Tier boundary scale
  • Residential customer class
  • Effective date parseable
  • Plausible for WA
Fixed: $38.60 bimonthly ÷ 2 = $19.30/mo
Volume: 6,000 gal × 2 = 12,000 gal = 16.04 cf
  0–8 cf  ×  $2.3700/cf  =  $18.96
  8–16.04 cf  ×  $4.7300/cf  =  $38.04
  Subtotal: $57.00 bimonthly ÷ 2 = $28.50/mo
Total: $19.30 + $28.50 = $47.80/mo

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Utility profile · WA

REDMOND WATER SYSTEM CITY OF Water Rates

REDMOND WATER SYSTEM CITY OF serves 163,335 people in Redmond and Union Hill-Novelty Hill, WA. The monthly residential water bill at 6,000 gallons is $47.80, 10% below the national average of $53.13.

Updated Aug 2026

Beta. Data is actively being expanded. Results may vary. if something looks off.

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

Standardized to a 6,000 gallon/month residential bill on a 5/8"–3/4" meter.

Monthly Rate

$47.80 / 6k gal
-10% vs natl avg

Volumetric Rate

$7.97 / 1k gal

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: codex/gpt-5.6-luna · 08/23/2026
Confidence label: Model estimate

Quality checks: 8/9 passed

  • Monotonic pricing
  • Price range plausible
  • Fixed charge range
  • No zero tier prices
  • Tier count (1–8)
  • Tier boundary scale
  • Residential customer class
  • Effective date parseable
  • Plausible for WA