Permanent Prediction Record
×
Window Elapsed
No Match Found
The forecast window has closed. No qualifying seismic event was recorded within the predicted parameters.
Predicted Magnitude
M2.7
3.5 miles East of Acton
Original Prediction Parameters
Predicted Location
3.5 miles East of Acton
34.4562°N, 118.1378°W
Forecast Time Window
11th of August 2026
Aug 11, 2026 17:19:06 PST
Predicted Magnitude
M2.7
Predicted value
Focal Depth
4.9 km
Below surface
Prediction Type
Prospective
Live forward-issued before the event
Lead Time
12h 18m
Advance notice before predicted event time
Location Map
Predicted epicentre
Matched Earthquake
⚠ Preliminary - subject to revision when the pipeline confirms the result
A recorded earthquake fell within every matching tolerance, so this prediction is graded a true positive. Each parameter below shows how close the match was.
Distance Error
46.5 km
Within 100 km tolerance
Time Error
27.6 h
Within 36 h tolerance
Magnitude Error
0.01
Predicted M2.71 vs actual M2.7
Depth Error
9.9 km
Pred. 4.9 km vs actual 5.0 km
Matched Event Location
-
Integrity & Provenance
Integrity Fingerprint (SHA-256)
RETROSPECTIVE
626f8011883e5e60e8b4bada0133c2f25f1b7c94efd818c07d661f7ea1289f00
This prediction was ingested before fingerprinting was introduced. The value above is a retrospective fingerprint computed from the current stored fields - it reflects the current state, not a preserved original snapshot. Future predictions will carry an immutable fingerprint set at ingestion time.
Prediction ID
loc-34.46--118.14-t10338
Evaluation Protocol
v1
Model Version
v1
Prediction Type
Prospective
Publication Batch (UTC)
Aug 11, 2026 05:00:42 PST
Source Batch
20260810_192750_prediction_JSON_file.json
First Recorded (UTC)
2026-08-11 05:00:55.599592+00:00
Amendment History
No amendments have been recorded for this prediction. Original values are unchanged.