A magnitude ML 2.1 earthquake occured in region: 2 km SW Salaparuta (TP), on
and geographic coordinates (lat, lon) 37.7460, 12.9880 at 15 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 |
---|---|---|---|---|
Salaparuta | TP | 2 | 1696 | 1696 |
Poggioreale | TP | 5 | 1494 | 3190 |
Montevago | AG | 5 | 3006 | 6196 |
Santa Margherita di Belice | AG | 7 | 6363 | 12559 |
Partanna | TP | 9 | 10607 | 23166 |
Santa Ninfa | TP | 10 | 5043 | 28209 |
Gibellina | TP | 13 | 4115 | 32324 |
Sambuca di Sicilia | AG | 15 | 5877 | 38201 |
Menfi | AG | 17 | 12592 | 50793 |
Contessa Entellina | PA | 17 | 1766 | 52559 |
Roccamena | PA | 18 | 1505 | 54064 |
Salemi | TP | 18 | 10794 | 64858 |
Castelvetrano | TP | 19 | 31806 | 96664 |
Camporeale | PA | 19 | 3373 | 100037 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2022-08-23 17:56:44 |
37.7465 | 12.9882 | 15 | 2023-01-31 19:03:49 |
Bollettino Sismico Italiano INGV | 110330371 |
Reviewed Rev100 |
ML 2.1 | 2022-08-23 17:56:45 |
37.7468 | 13.0297 | 7 | 2022-08-23 18:12:57 |
Sala Sismica INGV-Roma | 108870691 |
Field | Value |
---|---|
Time (UTC) | 2022-08-23 17:56:44 ± 0.19 |
Latitude | 37.7465 ± 0.0063 |
Longitude | 12.9882 ± 0.0114 |
Depth (km) | 15 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 110330371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 709 |
Semi-minor axis of confidence ellipse (meter) | 699 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 88 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.06835 |
Epicentral distance of station farthest from the epicenter (degree) | 0.97217 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 108870691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-23 18:12:57 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 110330371 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-01-11 14:12:23 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.USI.HHE. | 2022-08-23T17:57:04.49 | 0.3 | undecidable | manual | P | 9 | 107.9142 | 92 | 1.5 | 0 |
IV.MARIO.HHE. | 2022-08-23T17:57:00.03 | 0.6 | undecidable | manual | S | 59 | 45.3213 | 97 | 0.5 | 21 |
IV.ALJA.HHZ. | 2022-08-23T17:56:58.95 | 0.6 | undecidable | manual | P | 90 | 67.1772 | 94 | 2.23 | 0 |
IV.MPG.HHE. | 2022-08-23T17:56:57.08 | 0.3 | undecidable | manual | P | 35 | 56.3991 | 95 | 2.02 | 1 |
IV.SOLUN.HHE. | 2022-08-23T17:56:56.92 | 0.3 | undecidable | manual | P | 51 | 61.0944 | 95 | 1.13 | 0 |
IV.ERC.EHE. | 2022-08-23T17:56:55.66 | 0.3 | undecidable | manual | P | 313 | 47.7189 | 97 | 1.93 | 11 |
IV.SCIAC.HHZ. | 2022-08-23T17:56:54.77 | 0.6 | undecidable | manual | S | 159 | 27.3504 | 105 | -0.07 | 50 |
IV.MBFT.HHZ. | 2022-08-23T17:56:53.20 | 0.6 | undecidable | manual | S | 352 | 22.3554 | 110 | -0.36 | 46 |
IV.CAVT.HHZ. | 2022-08-23T17:56:53.28 | 0.6 | undecidable | manual | S | 250 | 21.7671 | 111 | -0.12 | 49 |
IV.MARIO.HHE. | 2022-08-23T17:56:53.27 | 0.1 | undecidable | manual | P | 59 | 45.3213 | 97 | -0.09 | 46 |
IV.SCIAC.HHZ. | 2022-08-23T17:56:50.58 | 0.1 | negative | manual | P | 159 | 27.3504 | 105 | -0.07 | 100 |
IV.MFNL.HHZ. | 2022-08-23T17:56:50.63 | 0.6 | undecidable | manual | S | 310 | 7.5813 | 147 | 0.22 | 48 |
IV.MBFT.HHZ. | 2022-08-23T17:56:49.70 | 0.1 | negative | manual | P | 352 | 22.3554 | 110 | -0.21 | 96 |
IV.CAVT.HHZ. | 2022-08-23T17:56:49.81 | 0.1 | positive | manual | P | 250 | 21.7671 | 111 | -0.01 | 100 |
IV.MFNL.HHZ. | 2022-08-23T17:56:48.21 | 0.1 | negative | manual | P | 310 | 7.5813 | 147 | 0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MFNL.HHN. | ML:2.1 | 0.001325833 | 0.1536 | AML | other | m | 2022-08-23T17:56:49.48 |
IV.MFNL.HHE. | ML:2.3 | 0.0022734175 | 0.0512 | AML | other | m | 2022-08-23T17:56:49.56 |
IV.MBFT.HHN. | ML:1.9 | 0.00053 | 0.54 | AML | other | m | 2022-08-23T17:56:53.51 |
IV.MBFT.HHE. | ML:2.0 | 0.0005655 | 0.46 | AML | other | m | 2022-08-23T17:56:53.66 |
IV.CAVT.HHE. | ML:2.2 | 0.0008953381 | 1.216 | AML | other | m | 2022-08-23T17:56:53.86 |
IV.CAVT.HNN. | ML:1.8 | 0.0004201366 | 0.3584 | AML | other | m | 2022-08-23T17:56:54.04 |
IV.CAVT.HHN. | ML:2.1 | 0.00081966085 | 0.3584 | AML | other | m | 2022-08-23T17:56:54.05 |
IV.CAVT.HNE. | ML:1.9 | 0.00048601214999999996 | 1.7792 | AML | other | m | 2022-08-23T17:56:54.59 |
IV.SCIAC.HNN. | ML:2.2 | 0.0007875 | 0.22 | AML | other | m | 2022-08-23T17:56:55.31 |
IV.SCIAC.HHN. | ML:2.2 | 0.0007815000000000001 | 0.22 | AML | other | m | 2022-08-23T17:56:55.31 |
IV.SCIAC.HHE. | ML:2.0 | 0.00047203495 | 0.256 | AML | other | m | 2022-08-23T17:56:55.37 |
IV.SCIAC.HNE. | ML:2.0 | 0.00047486675 | 0.256 | AML | other | m | 2022-08-23T17:56:55.38 |