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Flow Sensors for Irrigation: Catch Leaks Before the Bill Arrives

Why Flow Monitoring Matters

A stuck valve or broken lateral can waste thousands of gallons overnight. Flow sensors give controllers real-time data to compare expected versus actual flow per zone.

Installation Basics

Install on the mainline after the backflow and before the manifold when possible. Keep straight pipe upstream and downstream per manufacturer specs so turbulence does not skew readings.

Tuning Alarms

Start with conservative high-flow thresholds and learn normal night-time usage. Add seasonal baselines if you run drip on separate programs.

Pairing With Smart Platforms

Platforms like Hydrawise and commercial central control integrate flow charts that help managers prove compliance during drought restrictions.

Frequently Asked Questions

Will a flow sensor work without a smart controller?

Some standalone meters alert via app, but tight integration needs a compatible controller.

What about drip zones?

Expect lower GPM—recalibrate thresholds when you convert turf to drip.