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How we calculated this
Extracted by: codex/gpt-5.6-luna · 08/14/2026
Source:
Quality checks: 9/9 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 FL
Fixed: $5.06/mo
Volume: 6,000 gal = 8.02 CCF
  0–3 CCF  ×  $0.0000/CCF  =  $0.00
  3–8.02 CCF  ×  $4.0995/CCF  =  $20.59
Total: $5.06 + $20.59 = $25.65/mo

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MIAMI, FL

MDWASA/REX UTILITIES

MDWASA/REX UTILITIES serves 45,200 people in MIAMI, FL. The monthly residential water bill at 6,000 gallons is $25.65, 51% below the national average of $52.45.

Updated Aug 2026

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

Monthly Rate

$25.65 / 6k gal
-51% vs natl avg

Volumetric Rate

$4.27 / 1k gal

Population Served

45,200

Water Burden

of median zip income · affordability threshold: 2%

Details

Provider Type
Local Govt
Primary Source
Groundwater
Data Quality
Model estimate
Rate Source
PWSID
FL4131202

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 ↗