OneRain Incorporated

OneRain Incorporated

OneRain provides the solutions that empower our clients to manage water for good. Our expertise encompasses the best environmental monitoring and water-related software and technologies, from gauging, telemetry, and remote sensing, to visualization, analysis, notification, and control.

Company details

1531 Skyway Drive, Unit D , Longmont , Colorado, USA 80504 USA
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Business Type:
Software vendor
Industry Type:
Environmental Monitoring
Market Focus:
Internationally (various countries)
Year Founded:

What we do


OneRain helps optimize water management and is shaping the next generation of real-time hydrometeorological and environmental monitoring technologies and systems.

OneRain is a company of rainfall, water, and weather monitoring experts. We help our clients understand and manage their water-related missions, from flood and road weather safety, to dams, stormwater, wastewater and water resource management. Our results help improve hydrologic decision making and design standards across the United States and the world.

Since its 1992 start, OneRain has become the leading provider of rainfall-related data and services to local, state, and federal agencies across the United States. OneRain’s success rests on a systems approach to managing rainfall and its consequences.

Our applications include:

  • Flood Warning
  • Dam Safety
  • Reservoir Operations
  • Flooded Roadways
  • Road Weather
  • Water Resources
  • Irrigation
  • Wastewater
  • Stormwater
  • Water Quality
  • Post Wildfire

About Us

OneRain builds solutions through software and hardware that uses the latest technology and is also reliable and supportable. The fast-changing advances in technology and many industry changes require us to be at the forefront of hydrometeorological management trends.

Our in-house development team is focused on the continual evolution, improvement, and sustainment of our products and data services. OneRain has designed, built, rehabilitated, and maintains hundreds of gauges and monitoring systems. Each gauge or system is tailored specifically to the customer’s needs.

OneRain continually strives to be the industry leader in real-time water management, consistently pushing the bar with new technology while always maintaining quality service and support.

OneRain has a growing footprint, with offices in the U.S., and Australia.

  • Longmont, Colorado (HQ)
  • OneRain Australia Pty Ltd., Melbourne, Australia
  • HSE Grass Valley, California
  • Houston, Texas
  • Fort Worth, Texas
  • San Antonio, Texas
  • Louisville, Kentucky

and affiliates in Australia:

  • Canberra, Capital Territory
  • Townsville, Queensland