A magnitude ML 1.7 earthquake occured in region: 4 km E Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9910, 11.8220 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 | 5 | 756 | 1555 |
Galeata | FC | 7 | 2516 | 4071 |
Rocca San Casciano | FC | 8 | 1910 | 5981 |
Santa Sofia | FC | 9 | 4136 | 10117 |
Civitella di Romagna | FC | 10 | 3786 | 13903 |
Tredozio | FC | 12 | 1212 | 15115 |
Dovadola | FC | 16 | 1653 | 16768 |
San Godenzo | FI | 18 | 1167 | 17935 |
Predappio | FC | 18 | 6346 | 24281 |
Modigliana | FC | 19 | 4560 | 28841 |
Marradi | FI | 19 | 3139 | 31980 |
Bagno di Romagna | FC | 19 | 6026 | 38006 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2023-12-31 09:14:28 |
43.9913 | 11.8217 | 9 | 2023-12-31 09:23:54 |
Sala Sismica INGV-Roma | 124372101 |
Field | Value |
---|---|
Time (UTC) | 2023-12-31 09:14:28 ± 0.04 |
Latitude | 43.9913 ± 0.0018 |
Longitude | 11.8217 ± 0.0025 |
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 | 124372101 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 250 |
Semi-minor axis of confidence ellipse (meter) | 98 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 237 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 210 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.04 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38401 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 124372101 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-12-31 09:23:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SARZ.HHZ. | 2023-12-31T09:15:42.38 | 3.0 | undecidable | manual | Sg | 3.83 | 0 | |||
IV.SRES.HHZ. | 2023-12-31T09:15:26.63 | 3.0 | undecidable | manual | Sg | 0.59 | 0 | |||
GU.RORO.HHZ. | 2023-12-31T09:15:10.90 | 3.0 | undecidable | manual | Pn | -3.2 | 0 | |||
IV.PP3.EHZ. | 2023-12-31T09:14:59.12 | 3.0 | negative | manual | P | 2.67 | 0 | |||
IV.ATMI.HHZ. | 2023-12-31T09:14:54.40 | 3.0 | undecidable | manual | S | -1.3 | 0 | |||
IV.PARC.HHZ. | 2023-12-31T09:14:45.67 | 3.0 | undecidable | manual | S | -0.23 | 0 | |||
IV.ARVD.HHZ. | 2023-12-31T09:14:45.23 | 3.0 | positive | manual | P | -3.52 | 0 | |||
IV.CRMI.HHZ. | 2023-12-31T09:14:41.29 | 3.0 | positive | manual | P | -1.62 | 0 | |||
IV.MOCL.EHZ. | 2023-12-31T09:14:38.03 | 3.0 | negative | manual | P | -1.53 | 0 | |||
IV.IMOL.EHZ. | 2023-12-31T09:14:37.88 | 3.0 | positive | manual | P | -1.17 | 0 | |||
IV.VMGN.HHZ. | 2023-12-31T09:14:36.93 | 0.6 | undecidable | manual | S | 260 | 23.4543 | 112 | -0.05 | 50 |
IV.CRE.HHZ. | 2023-12-31T09:14:36.40 | 1.0 | negative | manual | P | 166 | 42.624 | 50 | -0.04 | 24 |
IV.BOSL.HHZ. | 2023-12-31T09:14:35.53 | 0.6 | positive | manual | P | 260 | 36.3414 | 50 | 0.05 | 49 |
IV.VISG.HHZ. | 2023-12-31T09:14:35.70 | 0.3 | undecidable | manual | P | 306 | 37.8288 | 50 | -0.01 | 74 |
IV.SEI.HHZ. | 2023-12-31T09:14:35.61 | 0.6 | positive | manual | P | 281 | 37.629 | 50 | -0.06 | 49 |
IV.LMD.HHZ. | 2023-12-31T09:14:33.83 | 0.6 | undecidable | manual | S | 316 | 13.1757 | 125 | -0.01 | 51 |
IV.VMGN.HHZ. | 2023-12-31T09:14:33.34 | 0.1 | positive | manual | P | 260 | 23.4543 | 112 | 0.06 | 100 |
IV.CPGN.EHZ. | 2023-12-31T09:14:32.06 | 3.0 | undecidable | manual | P | 0 | ||||
IV.SFI.EHZ. | 2023-12-31T09:14:32.88 | 0.6 | undecidable | manual | S | 168 | 9.7791 | 133 | -0.05 | 51 |
IV.SFI.EHZ. | 2023-12-31T09:14:31.04 | 1.0 | undecidable | manual | P | 168 | 9.7791 | 133 | 0.1 | 25 |
IV.LMD.HHZ. | 2023-12-31T09:14:31.47 | 0.3 | positive | manual | P | 316 | 13.1757 | 125 | 0 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.8 | 0.0007573937 | 0.1984 | AML | other | m | 2023-12-31T09:14:34.01 |
IV.LMD.HHN. | ML:1.8 | 0.0007097234 | 0.1984 | AML | other | m | 2023-12-31T09:14:34.02 |
IV.VMGN.HHE. | ML:1.3 | 0.000141 | 0.46 | AML | other | m | 2023-12-31T09:14:37.34 |
IV.VMGN.HHN. | ML:1.3 | 0.000128153465 | 0.3008 | AML | other | m | 2023-12-31T09:14:37.25 |
IV.SEI.HHE. | ML:1.8 | 0.0002143715 | 0.1984 | AML | other | m | 2023-12-31T09:14:42.43 |
IV.CRE.HHN. | ML:0.0 | 0.0001977978 | 0.32 | AML | other | m | 2023-12-31T09:14:42.97 |
IV.SEI.HHN. | ML:2.0 | 0.000393 | 1.62 | AML | other | m | 2023-12-31T09:14:43.98 |
IV.CRE.HHE. | ML:0.0 | 0.000093019165 | 0.256 | AML | other | m | 2023-12-31T09:14:44.40 |
IV.MOCL.EHN. | ML:1.4 | 0.00006582702 | 0.1408 | AML | other | m | 2023-12-31T09:14:45.72 |
IV.MOCL.EHE. | ML:1.3 | 0.00005465 | 0.2 | AML | other | m | 2023-12-31T09:14:46.44 |
IV.CRMI.HHN. | ML:1.3 | 0.000036400000000000004 | 0.68 | AML | other | m | 2023-12-31T09:14:51.09 |
IV.CRMI.HHE. | ML:1.2 | 0.000025550000000000004 | 0.5 | AML | other | m | 2023-12-31T09:14:54.99 |
IV.SFI.EHE. | ML:2.1 | 0.0016956105000000001 | 0.2368 | AML | other | m | 2023-12-31T09:14:32.97 |
IV.SFI.EHN. | ML:2.0 | 0.00132685735 | 0.16 | AML | other | m | 2023-12-31T09:14:33.01 |
IV.SFI.HNE. | ML:2.0 | 0.0014727785 | 0.1408 | AML | other | m | 2023-12-31T09:14:32.97 |
IV.SFI.HNN. | ML:2.0 | 0.0012841429 | 0.1536 | AML | other | m | 2023-12-31T09:14:33.01 |
IV.IMOL.EHE. | ML:1.4 | 0.00008970772 | 0.2816 | AML | other | m | 2023-12-31T09:14:46.67 |
IV.IMOL.EHN. | ML:1.3 | 0.00007119089234999999 | 0.4032 | AML | other | m | 2023-12-31T09:14:47.24 |
IV.IMOL.HNE. | ML:1.8 | 0.00023087655 | 0.0704 | AML | other | m | 2023-12-31T09:14:59.36 |
IV.IMOL.HNN. | ML:1.8 | 0.000205531545 | 0.2048 | AML | other | m | 2023-12-31T09:14:46.19 |
IV.CRMI.HNE. | ML:2.0 | 0.0001435047 | 0.8896 | AML | other | m | 2023-12-31T09:14:58.33 |
IV.CRMI.HNN. | ML:2.3 | 0.0003336292 | 1.5488 | AML | other | m | 2023-12-31T09:14:55.06 |