A magnitude ML 1.1 earthquake occured in region: 4 km W Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9880, 11.7300 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 |
---|---|---|---|---|
Premilcuore | FC | 4 | 799 | 799 |
Portico e San Benedetto | FC | 6 | 756 | 1555 |
Tredozio | FC | 10 | 1212 | 2767 |
San Godenzo | FI | 11 | 1167 | 3934 |
Rocca San Casciano | FC | 12 | 1910 | 5844 |
Marradi | FI | 14 | 3139 | 8983 |
Galeata | FC | 15 | 2516 | 11499 |
Santa Sofia | FC | 15 | 4136 | 15635 |
Civitella di Romagna | FC | 17 | 3786 | 19421 |
Londa | FI | 19 | 1840 | 21261 |
Modigliana | FC | 20 | 4560 | 25821 |
Dicomano | FI | 20 | 5515 | 31336 |
Dovadola | FC | 20 | 1653 | 32989 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-10-30 04:45:45 |
43.9877 | 11.7305 | 9 | 2023-10-30 04:54:37 |
Sala Sismica INGV-Roma | 122567151 |
Field | Value |
---|---|
Time (UTC) | 2023-10-30 04:45:45 ± 0.06 |
Latitude | 43.9877 ± 0.0027 |
Longitude | 11.7305 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122567151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 359 |
Semi-minor axis of confidence ellipse (meter) | 73 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 210 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 81 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.11781 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40200 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 122567151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-30 04:54:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2023-10-30T04:46:00.48 | 0.1 | undecidable | manual | S | 157 | 44.622 | 50 | 0.24 | 92 |
IV.VISG.HHZ. | 2023-10-30T04:45:57.10 | 0.1 | undecidable | manual | S | 314 | 32.4453 | 50 | 0.08 | 97 |
IV.SEI.HHZ. | 2023-10-30T04:45:56.48 | 0.1 | undecidable | manual | S | 284 | 30.5472 | 106 | 0.03 | 98 |
IT.MCS.HGZ. | 2023-10-30T04:45:56.53 | 0.3 | undecidable | manual | S | 89 | 30.0477 | 106 | 0.26 | 70 |
IT.MOG.HNE. | 2023-10-30T04:45:53.40 | 0.1 | undecidable | manual | S | 8 | 20.4684 | 113 | 0.26 | 95 |
IV.CRE.HHZ. | 2023-10-30T04:45:53.63 | 0.1 | undecidable | manual | P | 157 | 44.622 | 50 | -0.34 | 90 |
IV.VMGN.HHZ. | 2023-10-30T04:45:52.08 | 0.1 | undecidable | manual | S | 257 | 16.1727 | 119 | 0.26 | 96 |
IV.RINC.EHZ. | 2023-10-30T04:45:51.51 | 0.3 | undecidable | manual | S | 221 | 14.9739 | 121 | 0.08 | 75 |
IV.VISG.HHZ. | 2023-10-30T04:45:51.97 | 1.0 | undecidable | manual | P | 314 | 32.4453 | 50 | -0.14 | 24 |
IV.SEI.HHZ. | 2023-10-30T04:45:51.48 | 0.1 | positive | manual | P | 284 | 30.5472 | 106 | -0.3 | 93 |
IT.MCS.HGZ. | 2023-10-30T04:45:51.57 | 0.1 | undecidable | manual | P | 89 | 30.0477 | 106 | -0.1 | 97 |
IV.SFI.EHZ. | 2023-10-30T04:45:50.76 | 0.1 | undecidable | manual | S | 135 | 13.0758 | 124 | -0.13 | 99 |
IT.MRR.HGZ. | 2023-10-30T04:45:50.81 | 0.1 | undecidable | manual | S | 310 | 13.1757 | 124 | -0.12 | 99 |
IV.RINC.EHZ. | 2023-10-30T04:45:49.03 | 0.3 | positive | manual | P | 221 | 14.9739 | 121 | 0.15 | 74 |
IV.VMGN.HHZ. | 2023-10-30T04:45:49.28 | 0.3 | positive | manual | P | 257 | 16.1727 | 119 | 0.17 | 73 |
IT.MOG.HNE. | 2023-10-30T04:45:49.89 | 0.1 | undecidable | manual | P | 8 | 20.4684 | 113 | 0.02 | 100 |
IV.SFI.EHZ. | 2023-10-30T04:45:48.47 | 0.6 | positive | manual | P | 135 | 13.0758 | 124 | -0.1 | 50 |
IT.MRR.HGZ. | 2023-10-30T04:45:48.27 | 0.1 | undecidable | manual | P | 310 | 13.1757 | 124 | -0.32 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.EHN. | ML:1.1 | 0.0001332354 | 0.2016 | AML | other | m | 2023-10-30T04:45:50.89 |
IV.RINC.EHE. | ML:1.3 | 0.00018162619 | 0.1376 | AML | other | m | 2023-10-30T04:45:51.82 |
IV.RINC.EHN. | ML:1.3 | 0.000185114745 | 0.1824 | AML | other | m | 2023-10-30T04:45:52.02 |
IV.VMGN.HHE. | ML:1.2 | 0.0001325 | 0.22 | AML | other | m | 2023-10-30T04:45:52.32 |
IV.VMGN.HHN. | ML:1.1 | 0.0001156 | 0.36 | AML | other | m | 2023-10-30T04:45:52.37 |
IV.SFI.EHE. | ML:0.9 | 0.000097298755 | 0.08 | AML | other | m | 2023-10-30T04:45:51.09 |
IV.SEI.HHN. | ML:1.9 | 0.000372 | 0.24 | AML | other | m | 2023-10-30T04:45:57.11 |
IV.SEI.HHE. | ML:1.4 | 0.00011255945000000001 | 0.2784 | AML | other | m | 2023-10-30T04:45:57.33 |
IV.SFI.HNE. | ML:1.0 | 0.00011301028 | 0.1504 | AML | other | m | 2023-10-30T04:45:52.75 |
IV.VISG.HHE. | ML:0.5 | 0.0000134969685 | 0.1792 | AML | other | m | 2023-10-30T04:45:59.04 |
IV.VISG.HHN. | ML:0.6 | 0.0000183116 | 0.0992 | AML | other | m | 2023-10-30T04:45:58.84 |