I&I Detection Experts

Infiltration & Inflow Detection

Comprehensive I&I detection services to identify groundwater infiltration and stormwater inflow sources in your sewer system. Reduce treatment costs and prevent overflows.

Detection Methods

Flow Monitoring

Continuous monitoring to quantify I&I and identify peak flow events

24/7 monitoring
Rain correlation
Flow quantification
Trend analysis

CCTV Inspection

Visual identification of infiltration sources including cracks, joints, and laterals

Defect location
Active infiltration
Joint assessment
Root intrusion

Smoke Testing

Identify inflow sources including illegal connections and surface defects

Surface connections
Cross-connections
Roof drains
Foundation drains

Dye Testing

Verify suspected connections and trace flow paths

Connection verification
Flow tracing
Storm drain testing
Lateral testing

Common I&I Sources

Cracked and broken pipes
Defective pipe joints
Manhole infiltration
Lateral connections
Roof drain connections
Foundation drains
Cross-connections
Surface flooding points

Benefits of I&I Reduction

Reduce wastewater treatment costs
Prevent sanitary sewer overflows
Increase system capacity
Meet regulatory requirements
Prioritize capital investments
Protect water quality

Start Your I&I Program

Contact us for a consultation on infiltration and inflow detection.

Call 604-239-9934