COLUSA DOMED DISC (1976 REPORT)

Close-range structured disc reported by Bill Pecha near Colusa, California, in 1976, with a ribbed dome, rotating rim, retractable appendages and sharply bounded light effects.

ANOMALY REFERENCE PICTOGRAM

REFERENCE ONLY — NOT WITNESS ARTWORK

Claims are grouped by attribute so differing descriptions, measurements, and interpretations can be compared without averaging them into a single “fact.”

SOURCE COMPARISON

Reported Craft Diameter

HOW TO READ THIS →

CLAIM-133079reported

“APRO investigators reconstructed the close Colusa object at approximately eighty-five feet in diameter from the witness’s position and description.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Close-range dimensions”, PDF p. 777

SUPPORTS

SOURCE COMPARISON

Reported Craft Appearance

HOW TO READ THIS →

CLAIM-133080reported

“The Colusa disc was described with a ribbed silver-gray dome, a porcelain-like underside and a stainless-steel-like outer rim rotating clockwise.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Close-range structure”, PDF pp. 776–777

SUPPORTS

CLAIM-133081reported

“A roughly ten-foot-wide central area on the Colusa underside reportedly emitted a translucent gray-white light shaft that ended several feet below the craft without reaching or reflecting from the ground.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Central light shaft”, PDF p. 777

SUPPORTS

CLAIM-133082reported

“The Colusa witness described two hooklike arms and six cable-like appendages hanging from the craft; as the object moved away the cables retracted and the hooks rotated upward and inward.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Appendages”, PDF p. 777

SUPPORTS

Multiple claim rows are intentionally retained when sources disagree. ANOMALY does not silently reconcile competing values.

SOURCE COMPARISON

Reported Craft Behavior

HOW TO READ THIS →

CLAIM-133083reported

“After moving away, two hatches reportedly opened and spotlight-like lamps extended on fixtures, projecting sharply directed beams toward the ground.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “External lights”, PDF p. 777

SUPPORTS

CLAIM-133084reported

“Two more distant Colusa objects were reported over transmission towers, projecting blue beams onto the tower tops while portions of nearby power lines appeared to glow red.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Distant companion objects”, PDF p. 778

SUPPORTS

CLAIM-133085reported

“The primary Colusa object ultimately departed upward so rapidly that a later witness estimated it disappeared within about half a second.”

The UFO Encyclopedia, 3rd Edition: The Phenomenon from the Beginning

SRC-002099 · “Colusa CE1” → “Final departure”, PDF pp. 779–780

SUPPORTS

Multiple claim rows are intentionally retained when sources disagree. ANOMALY does not silently reconcile competing values.