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Paroscientific, INC.

4500 148th Ave Ne, Redmond, WA 98052

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Paroscientific, INC.
Their homepage, crawled AUG 2026

What they make

Totalizing Fluid Meter and Counting Device Manufacturing334514

Paroscientific manufactures Digiquartz® pressure and seismic sensors based on Resonant Quartz Crystal Technology, which use a quartz crystal resonator whose frequency varies with pressure-induced stress to achieve parts-per-billion resolution. The company's sensors serve metrology, oceanography, meteorology, geodesy, hydrology, aerospace, and seismology/volcanology applications, including use in disaster warning systems that measure and predict earthquakes, tsunamis, volcanic eruptions, severe weather, and flooding.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Where it is

47.64984, -122.14307 · CENSUS TIGER
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Every listed plant in King County

Also at this address

No other federal record shares this street address.

WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 9 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in RCRAINFO, WA-FSIS · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
SAM GOVOPERATINGOCT 2025OCT 2025
EPA FRSEXISTENCEFEB 2012FEB 2012
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
ADDRESS LINE1SAM GOVOCT 2025
CAGE CODESAM GOVOCT 2025
CITYEPA FRSJUL 2026
CITYSAM GOVOCT 2025
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
NAMESAM GOVOCT 2025
REGISTRATION EXPIRATIONSAM GOVOCT 2025
STATEEPA FRSJUL 2026
STATESAM GOVOCT 2025
WEBSITESAM GOVOCT 2025
YEAR ESTABLISHEDSITE YEARAUG 2026

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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