About Us
About Nomis Seismographs
Nomis has been at the forefront of American-made seismograph technology since 1982. As a trusted part of the Argus organization, we’ve earned our reputation by delivering precise, reliable seismic monitoring solutions to industries that demand nothing less.

Manufactured in the USA

30+ Years of Experience

Extensive Customer Support
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Our Mission
Since day one, our objective has been simple: build vibration monitoring equipment that performs in even the toughest fields. Our reputation is grounded in durability, service, and a deep understanding of the industries we serve.
We maintain active memberships with respected organizations like the GCAA, the International Society of Explosive Engineers, and VTCA—because accountability matters to us. Every piece of Nomis seismic equipment is backed by decades of field experience—and by real people who know what they’re doing.
Recognized Worldwide For:

Unmatched
Service
Among seismograph companies, Nomis stands apart. When you call, an expert picks up—before, during, and long after the sale.

Long-Term
Reliability
Built to perform in harsh conditions, our industrial vibration monitoring tools keep working long after others call it quits.

US-Based Experts
& Manufacturers
As one of the leading seismograph companies in the USA, we proudly manufacture and support every unit from our home base.

Value Across
Multiple Industries
In mining, quarrying, construction vibration monitoring, and beyond, we provide the hard data professionals rely on.
What We Do
For nearly half a century, Nomis Seismographs has built instruments to record particle velocity and air overpressure from ground movement—with unparalleled accuracy. We design our technology to support safer, smarter decisions on job sites across the globe.
Tough gear. Trusted results. That’s the Nomis standard.
What Our Users Have to Say
See why professionals rely on Nomis Seismographs every day.
Talk to an Expert
Have questions about our seismograph technology or what equipment fits your site’s needs? We’re here—ask away.
Argus Monitoring Solutions
Argus Monitoring Solutions is a tech enabled, test measurement services platform that provides outsourced seismic and environmental monitoring and inspection services to the quarry, construction, infrastructure, and mining sectors. Argus enables its customers to comply with regulatory requirements, protect against third party damage claims, optimize production and process management, and maintain favorable public relations. Argus companies include: