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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.

Extracted by: Audit · Claude Opus 5.5 · 11/07/2026
Source:
Water fixed charge for a 5/8" meter, $15.23 per bimonthly bill: $7.62/mo
6,000 gal at $10.55 per 1,000 gal: $63.30
Total: $70.92/mo

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Utility profile · IL

PARK RIDGE Water Rates

PARK RIDGE supplies water to about 40,000 people in Park Ridge, Illinois. A typical household using 6,000 gallons a month pays an estimated $70.92, 22% above the national average.

Rates effective 2026-03-01

Updated Nov 2026

How much does water cost provided by PARK RIDGE?

Monthly Rate

$70.92 / month
Read and audited by AI against the official rate schedule

How the bill adds up

Service charge
⅝" meter
$7.62
Water used
12,000 gal × $10.55/kgal ÷ 2 (billed every 2 months)
$63.30
Total $70.92

How does PARK RIDGE'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 PARK RIDGE 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

39,800

Municipalities served

Where does PARK RIDGE's water come from?

Supply and provider classification from EPA records.

Primary Source
SWP
Provider Type
Local Govt
PWSID
IL0312460

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 PARK RIDGE's customers?

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

Water Burden

0.6% 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 PARK RIDGE'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 · 11/07/2026
Confidence label: Model verified

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