A magnitude ML 1.0 earthquake occured in region: 2 km NE Menfi (AG), on
and geographic coordinates (lat, lon) 37.6190, 12.9790 at 14 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Menfi | AG | 2 | 12592 | 12592 |
Santa Margherita di Belice | AG | 9 | 6363 | 18955 |
Montevago | AG | 10 | 3006 | 21961 |
Sambuca di Sicilia | AG | 12 | 5877 | 27838 |
Partanna | TP | 14 | 10607 | 38445 |
Sciacca | AG | 15 | 40928 | 79373 |
Salaparuta | TP | 16 | 1696 | 81069 |
Poggioreale | TP | 17 | 1494 | 82563 |
Castelvetrano | TP | 18 | 31806 | 114369 |
Santa Ninfa | TP | 19 | 5043 | 119412 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2020-11-08 11:57:39 |
37.619 | 12.9788 | 14 | 2021-02-26 14:56:16 |
Bollettino Sismico Italiano INGV | 86459181 |
Field | Value |
---|---|
Time (UTC) | 2020-11-08 11:57:39 ± 0.15 |
Latitude | 37.6190 ± 0.0036 |
Longitude | 12.9788 ± 0.0091 |
Depth (km) | 14 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86459181 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 789 |
Semi-minor axis of confidence ellipse (meter) | 392 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 75 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.14119 |
Epicentral distance of station farthest from the epicenter (degree) | 0.20325 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 86459181 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-22 15:13:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
X3.T1582.EHZ. | 2020-11-08T11:57:48.40 | 0.6 | undecidable | manual | S | 309 | 22.5552 | 105 | 0.29 | 48 |
IV.CRJA.HHZ. | 2020-11-08T11:57:47.64 | 0.6 | undecidable | manual | S | 6 | 20.3685 | 108 | 0.09 | 50 |
IV.MFNL.HHZ. | 2020-11-08T11:57:47.24 | 0.6 | undecidable | manual | S | 345 | 19.6692 | 109 | -0.14 | 49 |
IV.CAVT.HHZ. | 2020-11-08T11:57:47.74 | 0.6 | undecidable | manual | S | 289 | 20.6682 | 108 | 0.11 | 50 |
IV.SCIAC.HHZ. | 2020-11-08T11:57:46.38 | 0.3 | undecidable | manual | S | 136 | 15.6732 | 118 | -0.01 | 75 |
IV.CAVT.HHZ. | 2020-11-08T11:57:44.14 | 0.3 | undecidable | manual | P | 289 | 20.6682 | 108 | -0.06 | 76 |
X3.T1582.EHZ. | 2020-11-08T11:57:44.38 | 0.3 | undecidable | manual | P | 309 | 22.5552 | 105 | -0.1 | 75 |
IV.CRJA.HHZ. | 2020-11-08T11:57:44.28 | 0.6 | undecidable | manual | P | 6 | 20.3685 | 108 | 0.13 | 49 |
IV.MFNL.HHZ. | 2020-11-08T11:57:43.92 | 0.6 | undecidable | manual | P | 345 | 19.6692 | 109 | -0.13 | 50 |
IV.SCIAC.HHZ. | 2020-11-08T11:57:43.50 | 0.1 | undecidable | manual | P | 136 | 15.6732 | 118 | 0.01 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SCIAC.HHN. | ML:1.0 | 0.00007405000000000001 | 0.58 | AML | other | m | 2020-11-08T11:57:46.77 |
IV.SCIAC.HHE. | ML:0.9 | 0.000063 | 1.14 | AML | other | m | 2020-11-08T11:57:47.59 |
IV.MFNL.HHE. | ML:1.0 | 0.00007355 | 0.78 | AML | other | m | 2020-11-08T11:57:47.37 |
IV.MFNL.HHN. | ML:0.9 | 0.00005735 | 1.2 | AML | other | m | 2020-11-08T11:57:48.28 |