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Boldly going where no sensor has gone before!

We've created a robust biological activity and water quality monitoring sensor platform that provides real-time wastewater quality data at locations never possible before.

Whether you're a municipal WWTP manager battling variable influent or an anaerobic digester operator trying to get the most out of your plant, our one-of-a-kind bio-electrode, real-time BOD and biomass health sensors uniquely provide the early-on, always-on biological process insights that can help you optimize treatment and outputs while saving money and energy along the way.

Just ask the hundreds of facilities and operators already using our sensors today!

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The Versatility & Value of SENTRY's Real-time WW Quality Monitoring Sensors
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WW TREATMENT OPTIMIZATION  -  PLANT PROTECTION  -  COST SAVINGS  -  ENERGY SAVINGS  -  INCREASED BIOGAS
The industry's only continuous, real-time influent BOD monitoring solution

SENTRY™ is a robust reliable real-time system that supports feed-forward monitoring for wastewater with a clear set of actions that can be taken to protect your treatment works and optimize processes like aeration and anaerobic digestion.

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SENTRY Sensors Installed Today

400+

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Operators Benefiting from SENTRY’s Data

650+

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Average # of Daily
Problem Events Detected

27

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Average Monthly Cost for a SENTRY System

~$1K

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Average Annual Savings Using SENTRY

$75k+

Learn what our sensor platform can do for you!
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Optimize treatment processes & prevent disasters while saving money & energy


 
Prevent digester souring & downtime while optimizing biogas production for maximum plant revenue

 
"It's like the biomass is talking to you, giving information and ideas to improve your knowledge and process management"
Roberto DiCosmo, Technical Process Engineer, Gruppo Cap

SENTRY & C.E.C. Innovations

2025-09

Helping Municipal Water Utility Improve Influent Monitoring & Identify Problematic Industrial Discharge Sources

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1H 2025 SENTRY Snapshot

2025-07

Continued growth in the first half of 2025, notable purchase orders, and critical customer renewals in our latest newsletter edition.

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SENTRY & Moleaer Join Forces

2025-03

SENTRY & Moleaer Join Forces to Help WWTPs for the First Time Actively Identify & Eliminate Toxicity Events in Real Time.

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SENTRY Q4 - Impressive Growth

2025-02

Another year completed and another year of impressive revenue growth for SENTRY’s one-of-a-kind wastewater sensing platform that boldly goes where no sensor has gone before!

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Ready to measure & optimize your plant's biological activity for less than $40 a day?
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Our robust bio-electrode sensors go where no sensor has gone before helping municipalities, industry, and agriculture gain early-on, always-on insights into biological processes that exist wherever water is used, stored, or treated. Get the data you need to make smarter water and wastewater treatment decisions.

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(+1) 902-894-1366

Headquarters:

65 Watts Avenue, Charlottetown, PE

C1E 2B7 , CANADA 

U.S. Patent 11,352,272

U.S. Patent 11,845,680

U.S. Patent 12,077,458

© 2025. SENTRY™ Water Technologies Inc.

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