Water Level


Water Quality


Flow Monitoring


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Remote Monitoring




There’s a perfect solution for your water monitoring equipment needs. We’re here to help you find it.


In-Situ Inc. designs, manufactures, and rents water quantity and quality instrumentation for groundwater, surface water, and coastal waters. Known for innovating top-quality water monitoring equipment, they also provide a full-solution offering for decision-quality data via easy integration with telemetry and data services.

For nearly 40 years, In-Situ products have provided accurate results and reliable operation in harsh monitoring conditions. Applications include aquifer characterization, mining, oil/gas, remediation, aquaculture, and more.

In-Situ offers world-class technical support 24/7 through a global network of regional offices and distributors, and is headquartered in Fort Collins, Colo., USA.

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Total Solution. | Easy Integration. | Full Support.

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Aquifer Testing

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& Blog

Earth Tides and Cyclical Groundwater Level Fluctuations
Gravitational Effects on Groundwater Levels

(Part 3)

  Since writing my last two blogs (Groundwater Levels and Earth Tides – Part 1 and Part 2), I’ve received links to more recent research relating to semi-diurnal and diurnal groundwater level changes, including those caused by Earth Tides. I felt … Continue

Science explorers battle elements to study the inner workings of glacier caves

After a third arduous journey to the glacier caves of Mt. Rainier, Dr. Lee Florea is thrilled to discover his In-Situ monitoring equipment has survived the elements and collected a treasure trove of data.

Earth Tides and Cyclical Groundwater Level Fluctuations
Gravitational effects on Groundwater Levels

(Part 2)

  In my last blog, Groundwater Levels and Earth Tides – Part 1, I presented a six-month record of hourly groundwater level measurements from the Indian sub-continent showing daily cyclical variations of approximately 10 cm per day (Figure 1). Figure … Continue

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