M 3.5 Earthquake Near Stonewall Gap, Colorado
Areazine synthesizes this USGS earthquake report directly from USGS's official public data feed. See our methodology for full source attribution and refresh cadence.
A 3.5 magnitude earthquake occurred 18 km south-southeast of Stonewall Gap, Colorado, at a shallow depth of about 7.6 km on July 1, 2026, at 12:59:54 UTC.
What this USGS earthquake report tells you, and what most readers miss
This notice was issued by USGS on April 10, 2026 and geographically references Southern Colorado. Its severity classification of "low" signals how the issuing agency weighs the risk of harm if no action is taken - "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to - Earthquakes - determines the monitoring protocol behind it, which shapes what follow-up action (checking for structural damage, watching for aftershocks, reviewing local building codes) is relevant and which agency holds authority over the assessment.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to verify its scope, source, and timestamp, then compare related notices without assuming that one record proves a broader trend.
Areazine pairs this record with the original agency URL so you can check the primary source before acting. Its related labels are earthquake, seismic, usgs, Colorado.
What Happened
A magnitude 3.5 ml earthquake struck 18 km SSE of Stonewall Gap, Colorado. The event occurred at a depth of 7.613 km and took place on July 1, 2026, at 12:59:54 UTC.
Location Details
The earthquake was centered at coordinates latitude 36.9942 and longitude -104.968. It is located relative to Stonewall Gap in southern Colorado. With a depth of 7.613 km, this is considered a shallow earthquake (less than 20 km), which means it occurs closer to the Earth's surface and may be felt more intensely in nearby areas.
Impact Assessment
There are no felt reports available for this event, and no tsunami advisory has been issued.
What You Should Know
This is a minor earthquake, as magnitudes between 2.5 and 3.9 are often felt but rarely cause damage. Aftershocks are possible following such events, and for safety, individuals in the area should be prepared by knowing basic protocols like dropping to the ground, covering your head and neck, and holding on during any shaking.
Source
Information provided by the United States Geological Survey (USGS). For more details, visit: https://earthquake.usgs.gov/earthquakes/eventpage/us6000snvx
Original source: USGS Official Notice ↗
Related Earthquakes
All Earthquakes →Nationwide notices with similar length or severity timing 8
Two Areazine-derived peer sets for this USGS earthquake report: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,173 characters here).
Similar severity timing
Same severity (low) notices issued closest in time to April 10, 2026.
Frequently Asked Questions
Common questions about this USGS earthquake report.