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High Sierra Electronics

High Sierra Electronics brand impact

30 +
years providing monitoring and safety solutions
3M +
U.S. citizens protected through monitoring
100 +
flexible configuration options to meet community needs

Core products & services

Hydromet Flood Warning & Monitoring Systems

  • End-to-end system design informed by a location-specific risk analysis
  • Highly visual dashboards that enable interagency collaboration
  • Comprehensive field services and annual maintenance included
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High Water Detection Systems (HWDS)

  • 24/7 on-site monitoring for low-lying roadways and intersections
  • Automated flashing beacons, message signs, and road barriers to protect drivers
  • Programmable alerts for key personnel with sharable reports to support collaboration
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Road Weather Information Systems (RWIS)

  • Real-time data for weather and roadway conditions to enhance public safety
  • Advanced warning stations that advise motorists to dangerous conditions
  • Vehicle-mounted road and air monitoring sensors with real-time driver alerts
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Dam and levee safety

  • Real-time water flow and level monitoring for operations and public safety
  • Gauge stations that monitor, record, and report rainfall for watershed modeling
  • Automated erosion detection systems for vulnerable levees and key sites
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“Our High Water Detection System project consists of installing monitoring systems throughout the county. High Sierra Electronics provided all the equipment, did all of the installations, and they continue to provide preventative maintenance on these systems. The company has provided quality products and professional service throughout this period. Our experience with High Sierra Electronics has been positive.”

- Roy Alaquinez
Civil Engineering Assistant, County of Bexar Public Works Department

“Hurricane Hannah came through and dropped more than a 100-year rainfall in some areas. This storm was the first opportunity we had to see the HSE equipment function during a significant event. Their [flood warning] system was a tremendous asset in responding to this large storm.”

- Engineer III – Maintenance & Stormwater
Public Works, Fairfax County, VA

Ready to work with a team that understands protecting people & property?

High Sierra Electronics, established in 1992, specializes in designing systems to safeguard lives and property. Our close collaboration with municipalities, water resource management institutions, and public safety agencies allows us to develop and implement highly scalable environmental, flood warning, and road weather safety monitoring systems that help support their missions.

Whether you aim to enhance weather intelligence or require dependable and expert solutions, our team is here to guide you. With our expertise and commitment to professionalism, we will help you take the next step forward.

Schedule a consultation

Top insights & stories from High Sierra Electronics


Smart Solutions for Road Weather & Flooded Roadways

Determine which kind of road weather systems are best suited for your application and situation

Get the free guide

Bexar County Automates Flood Detection to Protect Drivers on Roadways

Learn how one of the U.S.’s most flood-prone counties is protecting motorists from rising waters

Read the success story

Repair & calibration: our commitment to excellence

High Sierra Electronics is proud to operate an in-house repair and calibration facility staffed by experienced hardware engineers in our Grass Valley offices. Our team specializes in assessing whether equipment can be repaired or needs to be replaced and understanding the best path forward based on your application and warranty.

We also provide repairs in the field, with a one-week fulfillment time for non-emergency service and a 48-hour response time for emergency maintenance and repair.

Learn more or request an RMA

Brand history

Since 1992, High Sierra Electronics has been designing and manufacturing environmental monitoring systems for the protection of lives and property. Their systems help identify threats posed by the weather, which include flooding, dangerous road conditions, and vulnerable dams and levees. HSE provides turn-key solutions from sensors in the field to central software that collects data for decision makers and disseminates alarms.

High Sierra Electronics has a longstanding reputation for our business integrity, engineering expertise, product reliability, and professional service. Customers know they can rely on High Sierra’s commitment to providing solutions that support them on their mission.

In 2018, HSE joined their frequent collaborators at OneRain as part of the AEM family of brands.