A magnitude ML 1.5 earthquake occured in region: 3 km NW Petralia Sottana (PA), on
and geographic coordinates (lat, lon) 37.8300, 14.0730 at 9 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Petralia Sottana | PA | 3 | 2821 | 2821 |
Petralia Soprana | PA | 5 | 3360 | 6181 |
Castellana Sicula | PA | 6 | 3411 | 9592 |
Polizzi Generosa | PA | 7 | 3407 | 12999 |
Geraci Siculo | PA | 8 | 1945 | 14944 |
Blufi | PA | 9 | 1029 | 15973 |
Bompietro | PA | 9 | 1401 | 17374 |
Castelbuono | PA | 12 | 8943 | 26317 |
Gangi | PA | 12 | 6811 | 33128 |
Isnello | PA | 14 | 1589 | 34717 |
San Mauro Castelverde | PA | 14 | 1701 | 36418 |
Scillato | PA | 15 | 613 | 37031 |
Collesano | PA | 16 | 4054 | 41085 |
Alimena | PA | 16 | 2032 | 43117 |
Caltavuturo | PA | 16 | 4017 | 47134 |
Resuttano | CL | 17 | 2038 | 49172 |
Gratteri | PA | 18 | 963 | 50135 |
Sclafani Bagni | PA | 19 | 426 | 50561 |
Pollina | PA | 20 | 2974 | 53535 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-05-12 02:21:57 |
37.8298 | 14.0727 | 9 | 2023-05-12 04:09:30 |
Sala Sismica INGV-Roma | 117271211 |
Field | Value |
---|---|
Time (UTC) | 2023-05-12 02:21:57 ± 0.12 |
Latitude | 37.8298 ± 0.0045 |
Longitude | 14.0727 ± 0.0102 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117271211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 867 |
Semi-minor axis of confidence ellipse (meter) | 267 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 105 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 870.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.10792 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45686 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 117271211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-12 04:09:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ALJA.HHZ. | 2023-05-12T02:22:07.99 | 0.6 | undecidable | manual | S | 252 | 29.3484 | 107 | 0.03 | 49 |
IV.CIMI.HHE. | 2023-05-12T02:22:06.05 | 0.3 | undecidable | manual | P | 278 | 44.1225 | 50 | 0.2 | 69 |
IV.MSFR.HHE. | 2023-05-12T02:22:06.96 | 0.6 | undecidable | manual | P | 63 | 50.7159 | 50 | 0.09 | 47 |
IV.RESU.HHZ. | 2023-05-12T02:22:05.52 | 0.6 | undecidable | manual | S | 184 | 20.3685 | 113 | 0.5 | 45 |
IV.GIB.HHZ. | 2023-05-12T02:22:04.99 | 0.6 | undecidable | manual | S | 347 | 18.2706 | 116 | 0.63 | 43 |
IV.PLLN.EHZ. | 2023-05-12T02:22:04.41 | 0.6 | undecidable | manual | S | 19 | 19.0698 | 115 | -0.21 | 48 |
IV.ALJA.HHZ. | 2023-05-12T02:22:03.05 | 0.3 | undecidable | manual | P | 252 | 29.3484 | 107 | -0.42 | 68 |
IV.CSLB.HHZ. | 2023-05-12T02:22:02.64 | 0.6 | undecidable | manual | S | 354 | 11.9769 | 126 | 0.15 | 49 |
IV.RESU.HHZ. | 2023-05-12T02:22:01.65 | 0.1 | undecidable | manual | P | 184 | 20.3685 | 113 | -0.12 | 98 |
IV.GIB.HHZ. | 2023-05-12T02:22:01.28 | 0.1 | undecidable | manual | P | 347 | 18.2706 | 116 | -0.11 | 98 |
IV.PLLN.EHZ. | 2023-05-12T02:22:01.47 | 0.1 | undecidable | manual | P | 19 | 19.0698 | 115 | -0.07 | 99 |
IV.CSLB.HHZ. | 2023-05-12T02:22:00.23 | 0.1 | positive | manual | P | 354 | 11.9769 | 126 | -0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSLB.HNN. | ML:1.4 | 0.0002635 | 1.56 | AML | other | m | 2023-05-12T02:22:03.89 |
IV.CSLB.HHN. | ML:1.4 | 0.0002725 | 1.56 | AML | other | m | 2023-05-12T02:22:03.90 |
IV.CSLB.HNE. | ML:1.4 | 0.00032 | 0.54 | AML | other | m | 2023-05-12T02:22:04.27 |
IV.CSLB.HHE. | ML:1.4 | 0.0003165 | 0.52 | AML | other | m | 2023-05-12T02:22:04.28 |
IV.GIB.HHE. | ML:1.5 | 0.000286 | 0.64 | AML | other | m | 2023-05-12T02:22:06.42 |
IV.RESU.HHE. | ML:1.7 | 0.00035299999999999996 | 0.4 | AML | other | m | 2023-05-12T02:22:07.35 |
IV.RESU.HNN. | ML:1.6 | 0.00028550000000000005 | 0.4 | AML | other | m | 2023-05-12T02:22:07.50 |
IV.RESU.HNE. | ML:1.4 | 0.0001785 | 0.4 | AML | other | m | 2023-05-12T02:22:07.36 |
IV.RESU.HHN. | ML:1.9 | 0.0005589999999999999 | 0.42 | AML | other | m | 2023-05-12T02:22:07.49 |
IV.GIB.HHN. | ML:1.5 | 0.00028500000000000004 | 0.4 | AML | other | m | 2023-05-12T02:22:07.50 |
IV.PLLN.EHN. | ML:1.5 | 0.000241 | 0.88 | AML | other | m | 2023-05-12T02:22:08.90 |
IV.PLLN.EHE. | ML:1.4 | 0.000192 | 0.56 | AML | other | m | 2023-05-12T02:22:10.47 |
IV.ALJA.HHE. | ML:1.4 | 0.0001225 | 0.44 | AML | other | m | 2023-05-12T02:22:11.29 |
IV.ALJA.HHN. | ML:1.6 | 0.00020899999999999998 | 0.48 | AML | other | m | 2023-05-12T02:22:11.42 |