A magnitude ML 1.2 earthquake occured in region: 6 km SW Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0450, 11.6930 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 |
---|---|---|---|---|
Tredozio | FC | 6 | 1212 | 1212 |
Marradi | FI | 7 | 3139 | 4351 |
Portico e San Benedetto | FC | 7 | 756 | 5107 |
Premilcuore | FC | 10 | 799 | 5906 |
Rocca San Casciano | FC | 12 | 1910 | 7816 |
Palazzuolo sul Senio | FI | 14 | 1154 | 8970 |
San Godenzo | FI | 14 | 1167 | 10137 |
Modigliana | FC | 15 | 4560 | 14697 |
Dovadola | FC | 18 | 1653 | 16350 |
Galeata | FC | 18 | 2516 | 18866 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-09-21 09:18:46 |
44.0448 | 11.6933 | 9 | 2023-09-21 09:32:44 |
Sala Sismica INGV-Roma | 121306831 |
Field | Value |
---|---|
Time (UTC) | 2023-09-21 09:18:46 ± 0.07 |
Latitude | 44.0448 ± 0.0027 |
Longitude | 11.6933 ± 0.0038 |
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 | 121306831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 313 |
Semi-minor axis of confidence ellipse (meter) | 195 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 87 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 119 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.46495 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 121306831 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-21 09:32:44 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GRI.EHZ. | 2023-09-21T09:20:37.98 | 3.0 | positive | manual | Pg | 16.92 | 0 | |||
IV.APRC.HHZ. | 2023-09-21T09:20:31.21 | 3.0 | undecidable | manual | Sn | 2.53 | 0 | |||
IV.SERS.HHZ. | 2023-09-21T09:20:23.94 | 3.0 | undecidable | manual | Pn | 3.69 | 0 | |||
GU.GBOS.HHZ. | 2023-09-21T09:20:17.43 | 3.0 | undecidable | manual | Sg | 9.01 | 0 | |||
OX.ACOM.HHZ. | 2023-09-21T09:20:04.62 | 3.0 | undecidable | manual | Sn | -5.21 | 0 | |||
IV.CRE.HHZ. | 2023-09-21T09:19:03.61 | 0.6 | undecidable | manual | S | 156 | 51.6039 | 50 | -0.03 | 47 |
IV.BOSL.HHZ. | 2023-09-21T09:18:56.96 | 0.6 | undecidable | manual | S | 244 | 28.4493 | 107 | -0.18 | 47 |
IV.VISG.HHZ. | 2023-09-21T09:18:56.33 | 0.6 | undecidable | manual | S | 308 | 26.0517 | 108 | -0.04 | 49 |
IV.CRE.HHZ. | 2023-09-21T09:18:56.34 | 0.6 | positive | manual | P | 156 | 51.6039 | 50 | -0.2 | 45 |
IV.RUFI.EHZ. | 2023-09-21T09:18:56.70 | 0.6 | undecidable | manual | S | 213 | 27.2505 | 107 | -0.05 | 48 |
IV.RINC.EHZ. | 2023-09-21T09:18:54.18 | 0.6 | undecidable | manual | S | 201 | 18.87 | 114 | 0.15 | 48 |
IV.SFI.EHZ. | 2023-09-21T09:18:54.32 | 0.6 | undecidable | manual | S | 142 | 19.7691 | 113 | 0 | 50 |
IV.VMGN.HHZ. | 2023-09-21T09:18:53.47 | 0.6 | undecidable | manual | S | 232 | 16.2726 | 118 | 0.25 | 47 |
IT.MOG.HNE. | 2023-09-21T09:18:53.20 | 0.6 | undecidable | manual | S | 23 | 15.0738 | 119 | 0.34 | 47 |
IV.RUFI.EHZ. | 2023-09-21T09:18:52.37 | 0.1 | undecidable | manual | P | 213 | 27.2505 | 107 | -0.19 | 94 |
IV.BOSL.HHZ. | 2023-09-21T09:18:52.75 | 0.3 | positive | manual | P | 244 | 28.4493 | 107 | -0.04 | 73 |
IV.VISG.HHZ. | 2023-09-21T09:18:52.24 | 0.1 | undecidable | manual | P | 308 | 26.0517 | 108 | -0.1 | 96 |
IV.SFI.EHZ. | 2023-09-21T09:18:51.15 | 0.1 | positive | manual | P | 142 | 19.7691 | 113 | -0.01 | 99 |
IV.RINC.EHZ. | 2023-09-21T09:18:51.11 | 0.1 | positive | manual | P | 201 | 18.87 | 114 | 0.12 | 97 |
IV.VMGN.HHZ. | 2023-09-21T09:18:50.76 | 0.1 | positive | manual | P | 232 | 16.2726 | 118 | 0.24 | 95 |
IT.MOG.HNE. | 2023-09-21T09:18:50.48 | 0.1 | undecidable | manual | P | 23 | 15.0738 | 119 | 0.17 | 97 |
IT.MRR.HGN. | 2023-09-21T09:18:50.74 | 0.6 | undecidable | manual | S | 287 | 7.4814 | 139 | -0.03 | 50 |
IV.LMD.HHN. | 2023-09-21T09:18:49.60 | 0.6 | undecidable | manual | S | 17 | 3.7962 | 156 | -0.47 | 46 |
IT.MRR.HGN. | 2023-09-21T09:18:49.18 | 0.1 | undecidable | manual | P | 287 | 7.4814 | 139 | 0.07 | 100 |
IV.LMD.HHN. | 2023-09-21T09:18:48.59 | 0.1 | undecidable | manual | P | 17 | 3.7962 | 156 | -0.12 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHE. | ML:1.2 | 0.0001455 | 0.1 | AML | other | m | 2023-09-21T09:18:53.78 |
IV.VMGN.HHN. | ML:1.4 | 0.000225 | 0.1 | AML | other | m | 2023-09-21T09:18:53.81 |
IV.SFI.EHE. | ML:1.4 | 0.000182 | 0.24 | AML | other | m | 2023-09-21T09:18:54.52 |
IV.SFI.EHN. | ML:1.3 | 0.0001705 | 0.76 | AML | other | m | 2023-09-21T09:18:54.43 |
IV.RINC.EHE. | ML:1.2 | 0.00013305 | 0.9 | AML | other | m | 2023-09-21T09:18:54.25 |
IV.RINC.EHN. | ML:1.3 | 0.00015849999999999998 | 0.48 | AML | other | m | 2023-09-21T09:18:55.15 |
IV.BOSL.HHN. | ML:0.7 | 0.000027 | 0.5 | AML | other | m | 2023-09-21T09:18:57.45 |
IV.BOSL.HHE. | ML:0.6 | 0.000022100000000000002 | 0.66 | AML | other | m | 2023-09-21T09:18:57.80 |
IV.CRE.HHN. | ML:1.4 | 0.00007214999999999999 | 0.42 | AML | other | m | 2023-09-21T09:19:04.25 |
IV.CRE.HHE. | ML:1.1 | 0.0000317 | 1.3 | AML | other | m | 2023-09-21T09:19:04.93 |