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Water Consumption Cost Calculator

City of Lake Oswego Oregon Official Website

Interested in learning how your consumption impacts the amount water bill. Below is a rate calculator for a residential consumer in a single family home.

The City of Lake Oswego has a tiered water billing structure. This means that as your water consumption reaches higher amounts, the water gets more expensive. A tiered water billing structure was adopted as a way to encourage conservation of a precious resources - water. In entering usage, a residential consumer that lives in a single family home can see how a bill is impacted by consumption that is in Tier 1, Tier 2 and Tier 3 levels.

Water usage: CCF
Cost: $0.00
CCF must be a number

The Calculator includes the fixed rate of $26.61 for fiscal year 2017-2018. Cost represents monthly billing cost.


Water Rates

Your consumption level can be found in the Water Usage section of your Utility Bill. The fixed rate for single family residential customers is $26.61 per monthly bill (2017-2018 Fiscal Year).  The rest of the bill is based on consumption.


Monthly Consumption Level Cost Per 100 Cubic Feet (CCF)
Tier 1:  0-8 ccf $2.79/ccf
Tier 2:  9-16  ccf $4.02/ccf
Tier 3:  over 17 ccf $7.53/ccf