A magnitude ML 0.9 earthquake occured in region: 2 km N Gangi (PA), on
and geographic coordinates (lat, lon) 37.8150, 14.2060 at 8 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 |
---|---|---|---|---|
Gangi | PA | 2 | 6811 | 6811 |
Geraci Siculo | PA | 7 | 1945 | 8756 |
Petralia Soprana | PA | 9 | 3360 | 12116 |
Petralia Sottana | PA | 10 | 2821 | 14937 |
San Mauro Castelverde | PA | 11 | 1701 | 16638 |
Bompietro | PA | 12 | 1401 | 18039 |
Castel di Lucio | ME | 12 | 1294 | 19333 |
Blufi | PA | 13 | 1029 | 20362 |
Sperlinga | EN | 14 | 805 | 21167 |
Castellana Sicula | PA | 15 | 3411 | 24578 |
Alimena | PA | 16 | 2032 | 26610 |
Castelbuono | PA | 17 | 8943 | 35553 |
Polizzi Generosa | PA | 18 | 3407 | 38960 |
Nicosia | EN | 19 | 13899 | 52859 |
Pettineo | ME | 19 | 1350 | 54209 |
Mistretta | ME | 19 | 4791 | 59000 |
Tusa | ME | 19 | 2925 | 61925 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-10-31 13:19:42 |
37.8152 | 14.2063 | 8 | 2021-10-31 13:29:33 |
Sala Sismica INGV-Roma | 97111311 |
Field | Value |
---|---|
Time (UTC) | 2021-10-31 13:19:42 ± 0.12 |
Latitude | 37.8152 ± 0.0063 |
Longitude | 14.2063 ± 0.0091 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97111311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 658 |
Semi-minor axis of confidence ellipse (meter) | 623 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 10 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
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) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.16907 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57377 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 97111311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-31 13:29:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MUCR.HHZ. | 2021-10-31T13:20:02.81 | 0.3 | undecidable | manual | S | 66 | 63.6918 | 50 | 0.4 | 64 |
IV.MSFR.HHE. | 2021-10-31T13:19:56.40 | 0.3 | undecidable | manual | S | 54 | 41.5251 | 50 | -0.11 | 71 |
IV.GALF.HHZ. | 2021-10-31T13:19:54.38 | 0.6 | undecidable | manual | S | 110 | 33.6441 | 103 | 0.19 | 47 |
IV.MUCR.HHZ. | 2021-10-31T13:19:53.86 | 0.6 | undecidable | manual | P | 66 | 63.6918 | 50 | -0.02 | 46 |
IV.ALJA.HHE. | 2021-10-31T13:19:50.55 | 0.3 | undecidable | manual | P | 260 | 40.3263 | 50 | 0.27 | 69 |
IV.RESU.HHZ. | 2021-10-31T13:19:50.67 | 0.3 | undecidable | manual | S | 215 | 22.8549 | 109 | 0.1 | 74 |
IV.GIB.HHZ. | 2021-10-31T13:19:50.72 | 0.3 | undecidable | manual | S | 321 | 25.0527 | 107 | -0.58 | 65 |
IV.PLLN.EHE. | 2021-10-31T13:19:50.46 | 0.3 | undecidable | manual | S | 344 | 20.4684 | 111 | 0.67 | 64 |
IV.CSLB.HHZ. | 2021-10-31T13:19:49.55 | 0.3 | undecidable | manual | S | 316 | 18.7701 | 112 | 0.29 | 71 |
IV.MSFR.HHE. | 2021-10-31T13:19:49.83 | 0.6 | undecidable | manual | P | 54 | 41.5251 | 50 | -0.64 | 41 |
IV.GALF.HHZ. | 2021-10-31T13:19:48.73 | 0.6 | undecidable | manual | P | 110 | 33.6441 | 103 | -0.4 | 45 |
IV.RESU.HHZ. | 2021-10-31T13:19:47.13 | 1.0 | undecidable | manual | P | 215 | 22.8549 | 109 | 0.09 | 25 |
IV.GIB.HHZ. | 2021-10-31T13:19:47.12 | 0.3 | undecidable | manual | P | 321 | 25.0527 | 107 | -0.34 | 70 |
IV.CSLB.HHZ. | 2021-10-31T13:19:46.03 | 0.6 | positive | manual | P | 316 | 18.7701 | 112 | -0.25 | 48 |
IV.PLLN.EHE. | 2021-10-31T13:19:46.62 | 0.1 | undecidable | manual | P | 344 | 20.4684 | 111 | 0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSLB.HHE. | ML:0.7 | 0.0000388 | 0.76 | AML | other | m | 2021-10-31T13:19:51.00 |
IV.RESU.HHE. | ML:1.2 | 0.00010449999999999999 | 0.44 | AML | other | m | 2021-10-31T13:19:51.23 |
IV.CSLB.HHN. | ML:0.7 | 0.000042103425 | 0.2368 | AML | other | m | 2021-10-31T13:19:52.10 |
IV.MUCR.HHE. | ML:1.1 | 0.00002621872 | 1.9968 | AML | other | m | 2021-10-31T13:20:03.70 |
IV.MUCR.HHN. | ML:1.0 | 0.000022170309999999997 | 1.3568 | AML | other | m | 2021-10-31T13:20:03.52 |