Have a more current rate document? Submit the URL and we'll update our data.

How we calculated this

Extracted by: codex/gpt-5.6-luna · 08/15/2026

Source:

Quality checks: 8/8 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 DC

Fixed: $7.75/mo
Volume: 6,000 gal = 8.02 CCF
  0–4 CCF  ×  $5.7800/CCF  =  $23.12
  4–8.02 CCF  ×  $7.6000/CCF  =  $30.56
Total: $7.75 + $53.68 = $61.43/mo

About our methodology ↗

Leaving whatwatercosts.org

You're about to open the source document we used to extract this utility's rate data.

Open ↗

← Back

WASHINGTON, DC

NAVAL STATION WASHINGTON - WNY

NAVAL STATION WASHINGTON - WNY serves 15,690 people in WASHINGTON, DC. The monthly residential water bill at 6,000 gallons is $61.43, 17% above the national average of $52.35.

Updated Aug 2026

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

Monthly Rate

$61.43 / 6k gal

+17% vs natl avg

Volumetric Rate

$10.24 / 1k gal

Population Served

15,690

Water Burden

—

of median zip income · affordability threshold: 2%

Regional Comparison

Monthly cost (6k gal) vs nearby utilities. Click to navigate.

NAVAL STATION WASHINGTON - WNY

$61.43

NAVAL STATION WASHINGTON - WNY

WASHINGTON · $61.43/mo

D.C. WATER AND SEWER AUTHORITY

$67.73

D.C. WATER AND SEWER AUTHORITY

WASHINGTON, DC · $67.73/mo

Details

Provider Type: Federal
Primary Source: SWP
Data Quality: Model estimate
Rate Source
PWSID: DC0000003

Methodology

Rates are standardized to 6,000 gallons per month for a typical residential consumer with a 5/8" or 3/4" meter. Includes fixed base charges and volumetric charges. Excludes taxes, sewer fees, and other surcharges.

Full methodology ↗