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Case No. #1260

United States, Olympic National Park, Washington: Periodic Sightings of Unknown Large Ape-like Creature, Peculiar Roars, and Localized Electronic Device Malfunctions

Category: CryptidResolution: UnexplainedLocation: United States / Olympic National Park, WashingtonRecorded: Jul 10, 2026, 10:23 PM
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Summary

Late on August 21, 2019, multiple hikers in Olympic National Park, Washington, near Disappointment Creek, witnessed an unknown large ape-like creature. This creature unnaturally damaged surrounding trees and emitted peculiar roars resembling human speech but distinctly non-human. Simultaneously, witnesses reported their electronic devices temporarily malfunctioning, prompting authorities to intensify surveillance of the area.

Details

Around 11:47 PM on August 21, 2019, a group of hikers traversing Olympic National Park encountered strange phenomena near Disappointment Creek. They observed a large shadow moving through the forest and immediately heard a low-frequency roar, resembling human vocalizations but clearly not human. This roar was powerful enough to subtly vibrate the surrounding ground, and simultaneously, the group's cameras, mobile phones, and GPS devices all ceased functioning. They stood frozen in fear for several minutes, attempting to record the situation, but their devices remained unresponsive.

The following day, upon receiving the group's report, authorities promptly initiated an investigation. At the site, evidence of unnaturally broken tree trunks and extensive ground disturbance was discovered. A tree approximately 50 centimeters in diameter was twisted from its base, appearing as if immense force had been intentionally applied. However, no clear biological evidence such as footprints or hair was found. This type of physical destruction has been frequently mentioned in past reports of unidentified creatures.

Since this incident, similar reports have intermittently emerged from within Olympic National Park. On May 10, 2020, a park ranger experienced similar roars and electronic device anomalies near the Hoh River Trail. On January 15, 2021, a local resident reported an inexplicable odor followed by temporary electronic device malfunction near the Hoh Rainforest Visitor Center. These reports show no particular seasonal or weather-related bias, tending to occur suddenly.

Authorities installed multiple automated surveillance cameras at the site, but no anomalies were recorded during their normal operating hours. However, it was found that several cameras experienced inexplicable temporary power failures or recording gaps. These recording gaps generally coincided with the times of reported roars and electronic device malfunctions that matched witness testimonies. This phenomenon cannot be explained by mere equipment failure.

Some experts suggest the creature might emit specific frequency sound waves that interfere with electronic devices. Additionally, multiple witnesses reported feeling a heavy atmosphere and a sensation akin to static electricity when the creature appeared. These sensory reports indicate that the sightings of an unknown creature are accompanied by some form of physical anomaly, extending beyond mere observation.

Authorities have assembled a specialized team to investigate not only the true nature of the observed creature but also the mechanisms of electronic interference and physical phenomena associated with it, conducting continuous surveillance and investigation. However, due to the irregular intervals of recurrence, decisive evidence has not yet been secured. At present, this case remains unexplained.

Timeline

  1. Approximately 11:47 PM, August 21, 2019Hiking group observes large shadow and low-frequency roar near Disappointment Creek. Electronic devices temporarily malfunction.
  2. August 22, 2019Authorities launch on-site investigation after receiving report from hiking group. Discover physical traces like twisted tree trunks.
  3. Approximately 04:30 AM, May 10, 2020Park ranger experiences similar roars and device anomalies near Hoh River Trail.
  4. Summer-Autumn 2020Authorities install multiple automated surveillance cameras in the park.
  5. Approximately 07:10 PM, January 15, 2021Local resident reports inexplicable odor and electronic device malfunction near Hoh Rainforest Visitor Center.
  6. Since 2021Multiple instances of surveillance camera recording gaps coinciding with reported sightings are confirmed.

Witness Testimony

Witness A (Hiker)That sound felt like it was coming from the depths of the earth. No human could replicate it. My phone, my GPS, everything just died. I was too terrified to move.
Park Ranger BI was patrolling along the Hoh River. Suddenly, a growl, a 'Wooooah,' echoed from deep in the forest, and my radio immediately filled with static. It felt unnatural.
Local Resident CThat night, a strange smell filled the house, and the TV and radio went out for a moment. When I went outside, I thought I heard peculiar sounds from the distant forest.

Kyu's Analysis

Electronic interference is an unprecedented element in typical UMA reports. It is crucial to determine if this phenomenon is an ability of the creature itself or due to another factor. Continue recording.

Investigation Photos

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