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
M3.9
17.2 miles North-East of Bridgeport
Original Prediction Parameters
Predicted Location
17.2 miles North-East of Bridgeport
38.3921°N, 118.9664°W
Forecast Time Window
23rd of August 2026
Aug 23, 2026 23:19:30 PST
Predicted Magnitude
M3.9
Predicted value
Focal Depth
15.0 km
Below surface
Prediction Type
Prospective
Live forward-issued before the event
Lead Time
284h 59m
Advance notice before predicted event time
Location Map
Predicted epicentre
Nearest Recorded Event
⚠ Preliminary - subject to revision when the pipeline confirms the result
This is the recorded earthquake closest to qualifying. It fell outside one or more tolerances, so the prediction is graded a false positive. Parameters within tolerance are shown in green; those outside are in red.
Distance Error
31.6 km
Within 125 km tolerance
Time Error
15.3 h
Within 48 h tolerance
Magnitude Error
1.44
Predicted M3.94 vs actual M2.5
- 0.44 over limit
Depth Error
21.3 km
Pred. 15.0 km vs actual 6.3 km
Nearest Event Location
-
Integrity & Provenance
Integrity Fingerprint (SHA-256)
RETROSPECTIVE
6445e01afa732c5ec424d1e040ebedaed397ce25bc56ceb40ade28ed718b6743
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-38.39--118.97-t10344
Evaluation Protocol
v1
Model Version
v1
Prediction Type
Prospective
Publication Batch (UTC)
Aug 12, 2026 02:19:37 PST
Source Batch
20260811_180506_prediction_JSON_file.json
First Recorded (UTC)
2026-08-11 22:47:24.252004+00:00
Amendment History
No amendments have been recorded for this prediction. Original values are unchanged.