Rebate Programs
Toilet Rebates
To encourage commercial and residential water customers to replace their old toilets/urinals with efficient, water conserving models, the City of Lake Oswego is offering this rebate program. Approved applicants will receive a credit for $100 on their water bill unless otherwise noted. Call (503) 675-3747 with any questions.
Toilet and Urinal Rebate Application
Water Use Assessment Rebate
Check back in Spring of 2025 for information about our annual Water Use Assessment Rebate Program.
Water Conservation Kits
The City of Lake Oswego Water Conservation Program is proud to offer free water conservation kits to our customers. The kits contain fixtures, testing devices, and information to diagnose areas of water inefficiencies at home. Specific items in the kits are subject to change, and will generally include:.
- Leak Detection Dye Tablets - Helps determine if there is a toilet leak.
- Faucet Aerators - Save as much as 3000 gallons of water per year.
- High-Efficiency Shower Heads - Save as much as 3900 gallons of water per year.
- Shower Timers - Take shorter showers and save up to 9000 gallons per year.
- Hose Timers - Minimize overwatering with ease by using a hose timer to shut off the water Soil Moisture Probes - A probe tells the water content of soil. They can help manage irrigation systems more efficiently, use less water, and water more appropriately for the type of plants in the yard.
- Rain Gauges - These devices measure rainfall and sprinkler output. They can help determine how much water sprinklers need to add to the lawn or shrubs.
- Rain Sensors – A device that communicates with your irrigation system about the level of rainfall. The City of Lake Oswego offers all water customers the opportunity to purchase a rain sensor for $5.00
Request a Water Conservation Kit

Toilet and Urinal Rebate Application
Water Conservation Kit