A magnitude ML 0.7 earthquake occured in region: 6 km SW Tredozio (FC), on
and geographic coordinates (lat, lon) 44.0440, 11.6980 at 6 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 |
Portico e San Benedetto | FC | 7 | 756 | 1968 |
Marradi | FI | 8 | 3139 | 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 |
Civitella di Romagna | FC | 20 | 3786 | 22652 |
Santa Sofia | FC | 20 | 4136 | 26788 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-09-21 14:20:06 |
44.0435 | 11.6978 | 7 | 2023-09-21 14:28:12 |
Sala Sismica INGV-Roma | 121315121 |
Field | Value |
---|---|
Time (UTC) | 2023-09-21 14:20:06 ± 0.14 |
Latitude | 44.0435 ± 0.0036 |
Longitude | 11.6978 ± 0.0050 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121315121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 427 |
Semi-minor axis of confidence ellipse (meter) | 254 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 100 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.24641 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 121315121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-09-21 14:28:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SACR.HHZ. | 2023-09-21T14:21:46.68 | 3.0 | undecidable | manual | Sg | 15.18 | 0 | |||
GU.ROTM.HHZ. | 2023-09-21T14:21:34.07 | 3.0 | undecidable | manual | Sg | 14.19 | 0 | |||
IV.RIBO.EHZ.01 | 2023-09-21T14:20:44.09 | 3.0 | undecidable | manual | S | -0.08 | 0 | |||
IV.FOSV.EHZ. | 2023-09-21T14:20:18.17 | 3.0 | undecidable | manual | P | -0.73 | 0 | |||
IV.MURB.HHZ. | 2023-09-21T14:20:18.11 | 3.0 | positive | manual | P | 0.14 | 0 | |||
IV.RUFI.EHZ. | 2023-09-21T14:20:15.74 | 0.6 | undecidable | manual | S | 213 | 27.3504 | 103 | -0.22 | 47 |
IV.RINC.EHZ. | 2023-09-21T14:20:13.36 | 0.6 | undecidable | manual | S | 203 | 18.87 | 109 | 0.22 | 48 |
IV.SFI.EHZ. | 2023-09-21T14:20:13.49 | 0.3 | undecidable | manual | S | 142 | 19.4694 | 108 | 0.16 | 72 |
IV.VMGN.HHZ. | 2023-09-21T14:20:12.56 | 0.6 | undecidable | manual | S | 233 | 16.4724 | 111 | 0.2 | 48 |
IV.VISG.HHE. | 2023-09-21T14:20:12.16 | 1.0 | undecidable | manual | P | 308 | 26.4513 | 104 | 0.49 | 22 |
IV.RUFI.EHZ. | 2023-09-21T14:20:11.43 | 0.3 | undecidable | manual | P | 213 | 27.3504 | 103 | -0.41 | 68 |
IV.SFI.EHZ. | 2023-09-21T14:20:10.25 | 0.3 | undecidable | manual | P | 142 | 19.4694 | 108 | -0.07 | 74 |
IV.RINC.EHZ. | 2023-09-21T14:20:10.20 | 0.6 | positive | manual | P | 203 | 18.87 | 109 | -0.01 | 50 |
IV.VMGN.HHZ. | 2023-09-21T14:20:09.82 | 0.3 | positive | manual | P | 233 | 16.4724 | 111 | 0.06 | 74 |
IT.MOG.HNZ. | 2023-09-21T14:20:09.53 | 0.1 | undecidable | manual | P | 21 | 15.0738 | 113 | 0.03 | 100 |
IT.MRR.HGE. | 2023-09-21T14:20:09.69 | 0.3 | undecidable | manual | S | 287 | 7.881 | 129 | -0.06 | 75 |
IT.MRR.HGE. | 2023-09-21T14:20:08.64 | 1.0 | undecidable | manual | P | 287 | 7.881 | 129 | 0.38 | 23 |
IV.LMD.HHZ. | 2023-09-21T14:20:08.76 | 0.3 | undecidable | manual | S | 11 | 3.7962 | 149 | -0.06 | 76 |
IV.LMD.HHZ. | 2023-09-21T14:20:07.64 | 0.3 | undecidable | manual | P | 11 | 3.7962 | 149 | -0.08 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VMGN.HHN. | ML:0.9 | 0.00007025000000000001 | 0.1 | AML | other | m | 2023-09-21T14:20:12.85 |
IV.VMGN.HHE. | ML:0.6 | 0.00003305 | 0.56 | AML | other | m | 2023-09-21T14:20:13.82 |
IV.SFI.EHE. | ML:0.7 | 0.0000388 | 0.24 | AML | other | m | 2023-09-21T14:20:13.68 |
IV.SFI.EHN. | ML:0.6 | 0.000034099999999999995 | 0.54 | AML | other | m | 2023-09-21T14:20:14.11 |