A magnitude ML 1.3 earthquake occured in region: Costa Siciliana centro settentrionale (Palermo), on
and geographic coordinates (lat, lon) 38.1180, 13.8880 at 4 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 |
---|---|---|---|---|
Campofelice di Roccella | PA | 14 | 7537 | 7537 |
Lascari | PA | 14 | 3588 | 11125 |
Cefalù | PA | 15 | 14393 | 25518 |
Gratteri | PA | 18 | 963 | 26481 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-09-04 13:56:36 |
38.1182 | 13.8878 | 4 | 2021-09-04 14:08:13 |
Sala Sismica INGV-Roma | 95032771 |
Field | Value |
---|---|
Time (UTC) | 2021-09-04 13:56:36 ± 0.21 |
Latitude | 38.1182 ± 0.0117 |
Longitude | 13.8878 ± 0.0080 |
Depth (km) | 4 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95032771 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1360 |
Semi-minor axis of confidence ellipse (meter) | 560 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 18 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 125 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
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) | 0.16817 |
Epicentral distance of station farthest from the epicenter (degree) | 0.55308 |
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 | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 95032771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-04 14:08:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPG.HHE. | 2021-09-04T13:56:52.23 | 0.6 | undecidable | manual | S | 276 | 46.3203 | 95 | -0.23 | 46 |
IV.IACL.HHE. | 2021-09-04T13:56:48.77 | 1.0 | undecidable | manual | P | 41 | 61.3941 | 50 | 0.61 | 20 |
IV.SOLUN.HHE. | 2021-09-04T13:56:46.75 | 0.3 | undecidable | manual | S | 265 | 31.1466 | 97 | -0.47 | 68 |
IV.MPG.HHE. | 2021-09-04T13:56:46.43 | 0.3 | undecidable | manual | P | 276 | 46.3203 | 95 | 0.79 | 58 |
IV.PLLN.EHZ. | 2021-09-04T13:56:45.96 | 0.6 | undecidable | manual | S | 122 | 26.2515 | 98 | 0.41 | 46 |
IV.CSLB.HHZ. | 2021-09-04T13:56:44.69 | 0.3 | undecidable | manual | S | 143 | 24.9528 | 99 | -0.4 | 70 |
IV.SCIAR.HHZ. | 2021-09-04T13:56:44.83 | 0.3 | undecidable | manual | S | 212 | 23.0547 | 99 | 0.37 | 70 |
IV.GIB.HHZ. | 2021-09-04T13:56:43.12 | 0.6 | undecidable | manual | S | 140 | 18.6702 | 101 | 0.19 | 49 |
IV.SOLUN.HHE. | 2021-09-04T13:56:42.30 | 0.3 | undecidable | manual | P | 265 | 31.1466 | 97 | -0.32 | 70 |
IV.SCIAR.HHZ. | 2021-09-04T13:56:41.29 | 0.1 | undecidable | manual | P | 212 | 23.0547 | 99 | 0.26 | 96 |
IV.PLLN.EHZ. | 2021-09-04T13:56:41.53 | 0.1 | undecidable | manual | P | 122 | 26.2515 | 98 | -0.12 | 98 |
IV.GIB.HHZ. | 2021-09-04T13:56:40.24 | 0.1 | negative | manual | P | 140 | 18.6702 | 101 | 0.09 | 100 |
IV.CSLB.HHZ. | 2021-09-04T13:56:40.93 | 0.1 | undecidable | manual | P | 143 | 24.9528 | 99 | -0.46 | 92 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CSLB.HHN. | ML:0.9 | 0.0000485 | 1.62 | AML | other | m | 2021-09-04T13:56:44.96 |
IV.SCIAR.HHN. | ML:1.5 | 0.000221 | 1.54 | AML | other | m | 2021-09-04T13:56:45.22 |
IV.CSLB.HHE. | ML:0.9 | 0.00005745 | 0.72 | AML | other | m | 2021-09-04T13:56:45.50 |
IV.SCIAR.HHE. | ML:1.5 | 0.0002045 | 0.7 | AML | other | m | 2021-09-04T13:56:46.19 |
IV.PLLN.EHE. | ML:1.3 | 0.0001144 | 0.9 | AML | other | m | 2021-09-04T13:56:47.04 |
IV.PLLN.EHN. | ML:1.5 | 0.0001985 | 0.94 | AML | other | m | 2021-09-04T13:56:52.70 |