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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 · 10/10/2026
Source:
Water use, 0.8021 Mcf at $73.13/Mcf: $58.66
TAP-R rider, 0.8021 Mcf at $5.41/Mcf: $4.34
Monthly service charge, 5/8" meter: $6.17
Total: $69.17/mo

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Utility profile · PA

PHILADELPHIA WATER DEPARTMENT Water Rates

PHILADELPHIA WATER DEPARTMENT supplies water to about 1.6 million people in Philadelphia, Pennsylvania. A typical household using 6,000 gallons a month pays an estimated $69.17, 19% above the national average.

Rates effective 2026-09-01

Updated Oct 2026

How much does water cost provided by PHILADELPHIA WATER DEPARTMENT?

Monthly Rate

$69.17 / month

$64.83 water + $4.34 required fees ⓘ

Read and audited by AI against the official rate schedule

How the bill adds up

Service charge
5/8 meter
$6.17
Water used
0.8021 mcf × $73.13/mcf
$58.66
Required fees and surcharges $4.34
Total $69.17

How does PHILADELPHIA WATER DEPARTMENT'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 PHILADELPHIA WATER DEPARTMENT 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

1,600,000

Municipalities served

Where does PHILADELPHIA WATER DEPARTMENT's water come from?

Supply and provider classification from EPA records.

Primary Source
Surface Water
Provider Type
Local Govt
PWSID
PA1510001

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 PHILADELPHIA WATER DEPARTMENT's customers?

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

Water Burden

1.4% 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 PHILADELPHIA WATER DEPARTMENT'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 · 10/10/2026
Confidence label: Model verified

Spot an error, or have a newer rate schedule?