Water Rates in Honolulu, HI
The Honolulu Board of Water Supply serves Honolulu with a complex rate structure. Understanding your tiers and sewer multiplier is the first step to mitigating an unexpectedly high bill.
Effective Blended Rate
$10.55/kGal
Rate Structure
1 Tiers
flat volumetric Sewer
Volumetric Water Tiers
| Tier | Usage Range (kGal) | Rate / kGal |
|---|---|---|
| Non-Residential Flat Rate | First | $5.92 |
Sewer & Infrastructure Logic
Honolulu calculates sewer charges using the flat volumetric method.
ENV consumption charge per kGal
Sewer Rates
At $10.55/kGal, How Much Could You Save in Honolulu?
Smart Valve technology reduces metered water volume 15-25%. At Honolulu's current rates, that's $7,596/yr in potential savings for a 300 kGal/month facility.
Calculate Your Honolulu Savings →Monthly Base Fees (5/8" Meter)
Flat Rate Utility
Honolulu 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
Related Resources
ROI Calculator
See your exact savings at Honolulu rates in 60 seconds.
ROI of Water Conservation
How to save 20-40% on commercial water bills.
Water Bill Explained
CCF rates, tier structures, and hidden charges decoded.
Real Savings Results
20-35% water savings across 6 industries.