A magnitude ML 0.8 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on
and geographic coordinates (lat, lon) 38.1160, 13.8970 at 4 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 |
---|---|---|---|---|
Lascari | PA | 13 | 3588 | 3588 |
Campofelice di Roccella | PA | 14 | 7537 | 11125 |
Cefalù | PA | 14 | 14393 | 25518 |
Gratteri | PA | 18 | 963 | 26481 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-09-04 06:44:59 |
38.1158 | 13.8973 | 4 | 2022-03-30 13:04:26 |
Bollettino Sismico Italiano INGV | 99318781 |
Reviewed Rev100 |
ML 1.0 | 2021-09-04 06:44:58 |
38.0612 | 13.9208 | 22 | 2021-09-04 06:51:18 |
Sala Sismica INGV-Roma | 95021321 |
Field | Value |
---|---|
Time (UTC) | 2021-09-04 06:44:59 ± 0.29 |
Latitude | 38.1158 ± 0.0153 |
Longitude | 13.8973 ± 0.0114 |
Depth (km) | 4 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 99318781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1710 |
Semi-minor axis of confidence ellipse (meter) | 970 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 8 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 193 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.35 |
Epicentral distance of station closest to the epicenter (degree) | 0.16098 |
Epicentral distance of station farthest from the epicenter (degree) | 0.55218 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 99318781 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-04 12:47:50 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 95021321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-04 06:51:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MSFR.HHZ. | 2021-09-04T06:45:11.36 | 0.3 | undecidable | manual | P | 98 | 61.2942 | 50 | 0.58 | 67 |
IV.SCIAR.HHZ. | 2021-09-04T06:45:07.55 | 0.6 | undecidable | manual | S | 214 | 23.3544 | 101 | 0.26 | 52 |
IV.CSLB.HHZ. | 2021-09-04T06:45:07.15 | 0.6 | undecidable | manual | S | 145 | 24.2535 | 100 | -0.44 | 50 |
IV.GIB.HHZ. | 2021-09-04T06:45:05.85 | 0.6 | undecidable | manual | S | 141 | 17.871 | 104 | 0.41 | 51 |
IV.SOLUN.HHE. | 2021-09-04T06:45:05.16 | 0.3 | undecidable | manual | P | 265 | 31.9458 | 98 | -0.35 | 76 |
IV.SCIAR.HHZ. | 2021-09-04T06:45:04.11 | 0.3 | undecidable | manual | P | 214 | 23.3544 | 101 | 0.31 | 78 |
IV.PLLN.EHZ. | 2021-09-04T06:45:04.12 | 0.3 | undecidable | manual | P | 122 | 25.4523 | 100 | -0.1 | 81 |
IV.CSLB.HHZ. | 2021-09-04T06:45:03.51 | 0.1 | undecidable | manual | P | 145 | 24.2535 | 100 | -0.47 | 100 |
IV.GIB.HHZ. | 2021-09-04T06:45:02.80 | 0.3 | undecidable | manual | P | 141 | 17.871 | 104 | 0.06 | 83 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GIB.HHN. | ML:1.0 | 0.00009413281500000001 | 0.2624 | AML | other | m | 2021-09-04T06:45:06.48 |
IV.GIB.HHE. | ML:1.1 | 0.00010915915500000001 | 0.5792 | AML | other | m | 2021-09-04T06:45:07.34 |
IV.CSLB.HHN. | ML:0.5 | 0.00002152819 | 0.1984 | AML | other | m | 2021-09-04T06:45:07.75 |
IV.SCIAR.HHN. | ML:0.8 | 0.000046119925 | 1.1424 | AML | other | m | 2021-09-04T06:45:08.36 |
IV.CSLB.HHE. | ML:0.5 | 0.0000185541325 | 0.3008 | AML | other | m | 2021-09-04T06:45:08.76 |
IV.SCIAR.HHE. | ML:0.9 | 0.00006179408 | 0.3584 | AML | other | m | 2021-09-04T06:45:08.61 |