Helping to protect Oregon's drinking water one test at a time!

Get your backflow test scheduled in 5 minutes!

Service Address
Test Type

Residential One Time Test or Appointment Needed

If you just want to schedule a one time test or need an appointment this option is for you. We will submit the report to your water provider, and send you a copy for your records.


Commercial Backflow Testing

Non Confined Space Commercial By Size (All Types)

.5″ – 4″ $35.00
4.5″ – 6″ $40.00
8″ – up $45.00
Confined Space Commercial By Size (All Types)
.5″ – 1″ $25.00
1.5″ -4″ $55.00
4.5″ – 6″ $60.00
8″ – up $65.00
Every vault or confined space on each property will be approached and treated like a “Permit Required” confined space to ensure tester safety.
Discount will be provided of $5.00 per device for multiple devices.


Appointment Required Test


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Other ways to contact us

Mailing Address
Cascadia Backflow

16869 SW 65th Ave #9
Lake Oswego, OR 97035