A magnitude ML 0.9 earthquake occured in region: 4 km N Tredozio (FC), on
and geographic coordinates (lat, lon) 44.1130, 11.7440 at 24 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 | 4 | 1212 | 1212 |
Modigliana | FC | 6 | 4560 | 5772 |
Rocca San Casciano | FC | 10 | 1910 | 7682 |
Portico e San Benedetto | FC | 10 | 756 | 8438 |
Marradi | FI | 11 | 3139 | 11577 |
Dovadola | FC | 12 | 1653 | 13230 |
Brisighella | RA | 12 | 7639 | 20869 |
Premilcuore | FC | 15 | 799 | 21668 |
Palazzuolo sul Senio | FI | 16 | 1154 | 22822 |
Casola Valsenio | RA | 16 | 2617 | 25439 |
Castrocaro Terme e Terra del Sole | FC | 18 | 6426 | 31865 |
Riolo Terme | RA | 18 | 5720 | 37585 |
Galeata | FC | 19 | 2516 | 40101 |
Predappio | FC | 19 | 6346 | 46447 |
Civitella di Romagna | FC | 20 | 3786 | 50233 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-12-19 01:19:52 |
44.1128 | 11.7443 | 24 | 2023-12-19 01:30:35 |
Sala Sismica INGV-Roma | 124134291 |
Field | Value |
---|---|
Time (UTC) | 2023-12-19 01:19:52 ± 0.25 |
Latitude | 44.1128 ± 0.0126 |
Longitude | 11.7443 ± 0.0125 |
Depth (km) | 24 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 124134291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1369 |
Semi-minor axis of confidence ellipse (meter) | 676 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 30 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 209 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32286 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 124134291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-19 01:30:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
MN.TRI.HHZ. | 2023-12-19T01:20:44.98 | 3.0 | undecidable | manual | Sg | 0.1 | 0 | |||
IV.SEI.HHZ. | 2023-12-19T01:20:04.20 | 0.1 | undecidable | manual | S | 258 | 31.4463 | 120 | 0.33 | 92 |
IV.RUFI.EHE. | 2023-12-19T01:20:04.63 | 0.3 | undecidable | manual | S | 212 | 35.8419 | 116 | -0.27 | 70 |
IV.VMGN.HHN. | 2023-12-19T01:20:02.39 | 0.6 | undecidable | manual | S | 224 | 24.3534 | 128 | 0.08 | 49 |
IV.SFI.EHE. | 2023-12-19T01:20:02.72 | 0.1 | undecidable | manual | S | 160 | 24.4533 | 128 | 0.39 | 92 |
IV.VISG.HHZ. | 2023-12-19T01:20:02.66 | 0.1 | undecidable | manual | S | 289 | 26.0517 | 126 | -0.02 | 99 |
IV.SSFR.HHZ. | 2023-12-19T01:20:01.15 | 3.0 | negative | manual | P | -0.07 | 0 | |||
IV.MTRZ.HHN. | 2023-12-19T01:19:59.75 | 0.3 | undecidable | manual | P | 311 | 33.744 | 118 | 0.55 | 64 |
IV.BOSL.HHE. | 2023-12-19T01:19:59.39 | 0.1 | undecidable | manual | P | 236 | 35.742 | 116 | -0.08 | 97 |
IV.LMD.HHZ. | 2023-12-19T01:19:59.60 | 0.1 | undecidable | manual | S | 217 | 4.8951 | 167 | 0.19 | 100 |
IV.RUFI.EHE. | 2023-12-19T01:19:58.95 | 0.6 | undecidable | manual | P | 212 | 35.8419 | 116 | -0.53 | 44 |
IV.VISG.HHZ. | 2023-12-19T01:19:58.00 | 0.3 | positive | manual | P | 289 | 26.0517 | 126 | -0.2 | 72 |
IV.SEI.HHZ. | 2023-12-19T01:19:58.83 | 0.3 | negative | manual | P | 258 | 31.4463 | 120 | -0.06 | 74 |
IV.VMGN.HHN. | 2023-12-19T01:19:57.74 | 0.1 | undecidable | manual | P | 224 | 24.3534 | 128 | -0.24 | 96 |
IV.SFI.EHE. | 2023-12-19T01:19:57.95 | 0.1 | undecidable | manual | P | 160 | 24.4533 | 128 | -0.05 | 100 |
IV.LMD.HHZ. | 2023-12-19T01:19:56.02 | 0.1 | positive | manual | P | 217 | 4.8951 | 167 | -0.29 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.0 | 0.00007655 | 0.18 | AML | other | m | 2023-12-19T01:19:59.71 |
IV.LMD.HHN. | ML:1.2 | 0.00009315000000000001 | 0.16 | AML | other | m | 2023-12-19T01:19:59.83 |
IV.VISG.HHE. | ML:0.7 | 0.000021499999999999997 | 1.62 | AML | other | m | 2023-12-19T01:20:03.09 |
IV.VISG.HHN. | ML:0.6 | 0.00001665517 | 0.16 | AML | other | m | 2023-12-19T01:20:03.02 |
IV.SEI.HHN. | ML:1.1 | 0.00005165 | 0.32 | AML | other | m | 2023-12-19T01:20:04.37 |
IV.SEI.HHE. | ML:1.1 | 0.00005005 | 1.04 | AML | other | m | 2023-12-19T01:20:05.58 |
IV.SSFR.HHN. | ML:0.8 | 0.000006856301 | 0.08 | AML | other | m | 2023-12-19T01:20:15.30 |