Water Rates in Baltimore, MD
The Baltimore City Department of Public Works serves Baltimore with a complex rate structure. Understanding your tiers and sewer multiplier is the first step to mitigating an unexpectedly high bill.
Effective Blended Rate
$23.09/kGal
Rate Structure
1 Tiers
flat volumetric Sewer
Volumetric Water Tiers
| Tier | Usage Range (kGal) | Rate / kGal |
|---|---|---|
| Tier I (up to 100% allocation) | First | $8.98 |
Sewer & Infrastructure Logic
Baltimore calculates sewer charges using the flat volumetric method.
Commercial sewer rate, 15% increase Feb 2025
Sewer Rates
0 - null kGal$14.11/kGal
Monthly Base Fees (5/8" Meter)
Water Base$6.87
Sewer Base$6.87
Local Surcharges
Bay Restoration Fee$5.00
Flat Rate Utility
Baltimore uses a flat rate structure. You are not penalized with higher rates for using more water, but conservation still lowers your bill directly!
Water Quality Alert
Live data from EPA ECHO Database