Class B First-hand BFRO #41186

Camper hears possible late-night vocalizations in the Knoll Lake area

July 2011 between 11:00pm and 3:00 a.m. Payson, Coconino County, Arizona 1 witness

Account

The witness was camping overnight near Lake Knoll with three children. In the middle of the night the witness was awakened by loud, repeated scream-like bursts and stayed awake the rest of the night. Later the witness heard additional sounds likened to animals fighting while the surroundings were otherwise silent.

Summary drafted by AI from the source report and checked by code before I publish it. The witness's own words remain with the publisher — read the original report .

What was reported

Every kind of observation in the account. Select one to find other encounters with it.

Sounds

Facts & provenance

Each value names where it came from.

Date
July 2011
Stated BFRO report #41186 · BFRO report, labelled fields: Year, Month
Time of day
between 11:00pm and 3:00 a.m.
Stated BFRO report #41186 · BFRO report, “Time And Conditions” section
Place
Payson, Coconino County, Arizona
Stated BFRO report #41186 · BFRO report, labelled fields: State, County, Nearest Town, Location Details, Nearest Road
Map point
34.44, -111.09 (± 1000 m)
Stated BFRO map layer · BFRO published map layer · read with 85% confidence
BFRO map layer point for report 41186 with published boundary
Account type
First-hand
Stated BFRO report #41186 · BFRO report, “Observed” section
Witnesses
1
Derived BFRO report #41186 · BFRO report, “Other Witnesses” section
Witness was
camping overnight with children
Stated BFRO report #41186 · BFRO report, “Observed” section
Source classification
Class B
Stated BFRO report #41186 · BFRO classification label

Evidence & investigation

What the source says was found or done. Claimed evidence is listed as claimed; the Anomadex has not examined it.

Investigated by
Chuck Jacobs (BFRO)
Follow-up

An investigator interviewed the witness by phone and played audio recordings, one of which the witness said sounded very similar.

BFRO report, “Follow-Up” section
Follow-up

The investigator made solo and small-group day and nighttime research trips to the general area and heard wood knocks and vocalizations.

BFRO report, “Follow-Up” section

Source timeline

Every record this entry is built from, earliest known first. Records are versioned and never edited in place.

  1. Published 2013-05-19 Retrieved 2026-09-25 Version 1 Hash 6ad5a573e1b4
    BFRO - Bigfoot Field Researchers Organization
  2. BFRO map layer Reference
    Retrieved 2026-09-24 Version 1 Hash cfb8a3d423b7
    BFRO - Bigfoot Field Researchers Organization

The report refers to

  • “several published reports from within a ten-mile radius”
    Not in the Anomadex yet
  • “Arizona episode of the Finding Bigfoot TV show”
    Not in the Anomadex yet