Experts measuring rainfall and its consequences™


OneRain's mission is to provide industry leading solutions that empower our clients to perform their critical missions.

Image Hydrologic data management solutions Image OneRainware Gauge Adjusted Radar Rainfall Image Hydrologic Gauge Network

OneRain’s products and services support critical decisions by providing the highest quality most accurate measurement of rainfall and its consequences, and providing the best tools that enable our clients to manage their missions in Flood Early Warning, Dam Safety, Reservoir, Stormwater and Wastewater Management.

Our solutions cover the full scope:

End-to-end real-time hydrometeorological monitoring systems

Contrail® 24/7-reliable data collection and management solutions

OneRainware™ radar rainfall for real-time and analytical applications

StormLink™ telemetry systems and data services

Complete network design and implementation

OneRainTech Field Services

Best practices consulting and professional services

OneRain provides high quality data visualization solutions and professional services to customers who need accurate rainfall and environmental information from hydrometeorological networks and other external sources, such as USGS, HADS, METAR, Tides, to make high-value decisions. Our vertical involvement in rainfall measurement, from gauges through remote sensing and storm analysis, enables us to collect and distribute the best real-time and historical rainfall data available.

Serving as a committed partner to our private and public sector clients, OneRain helps optimize water management, heighten regulatory compliance, achieve successful civil works, and save lives.

Banner Questions Call 1-800-758-Rain (7246) today

Latest News

  1. OneRain Participating in ASDSO Dam Safety 2014

    OneRain will participate at this year's ASDSO Dam Safety 2014 national conference taking place in San Diego, California, September 21-25, 2014. Visit us at booth #413 where we will be showcasing our Active Dam Safety Monitoring solutions. 

  2. OneRain Announces Sponsorship of ALERT Users Group 25th Flood Warning Systems Symposium

    LONGMONT, COLORADO, April 4, 2014 - OneRain Incorporated announces that it is a Platinum-level sponsor for the ALERT  User Group's 25th Flood Warning Systems Training Symposium, which will be held May 6-9, in Reno, Nevada. This nationally known and respected training symposium event has been held since 1982, and brings together many Federal, State, and local agencies for training and discussions concerning effective operation, maintenance and management of real time flood warning systems.

    OneRain has a long history of supporting the non-profit ALERT Users Group, and the company's ongoing relationship is driven by its commitment to improving hydrologic design standards and helping agencies create reliable and maintainable hydrologic monitoring and decision support systems.
    OneRain's involvement with the 25th Flood Warning Systems Training Symposium includes presentations and training on the following topics:
    "Maintenance Management Best Practices for Data Collection Networks", presented by Mike Zucosky, OneRain's Director of Operations
    "Advantages of Using Real-Time Gauge Adjusted Radar Rainfall During Extreme Storm Events", presented by Charles Yost, Meteorologist and Rainfall Analyst at OneRain.
    OneRain will also present a Technical Workshop and training on "What's New in Contrail", OneRain's real-time hydrometeorological data collection and visualization enterprise level software platform.
    Atendees of the AUG's 25th Flood Warning Systems Training Symposium have the opportunity to participate in training about critical areas in managing and operating real time flood warning systems, including:
    ALERT2 radio protocol implementation
    Flood Warning Planning and Emergency Response
    ALERT Data Management
    Flood Forecasting Tools
    Alternative Uses for ALERT data and cost management
    Vendor training in a variety of products and services