A magnitude ML 1.1 earthquake occured in region: 4 km SW Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.1940, 11.4600 at 22 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 |
---|---|---|---|---|
Castel del Rio | BO | 4 | 1246 | 1246 |
Firenzuola | FI | 11 | 4726 | 5972 |
Fontanelice | BO | 11 | 1943 | 7915 |
Palazzuolo sul Senio | FI | 11 | 1154 | 9069 |
Monghidoro | BO | 12 | 3749 | 12818 |
Casola Valsenio | RA | 14 | 2617 | 15435 |
Loiano | BO | 14 | 4294 | 19729 |
Borgo Tossignano | BO | 14 | 3288 | 23017 |
Monterenzio | BO | 15 | 6035 | 29052 |
Casalfiumanese | BO | 17 | 3438 | 32490 |
Monzuno | BO | 18 | 6328 | 38818 |
Marradi | FI | 18 | 3139 | 41957 |
San Benedetto Val di Sambro | BO | 18 | 4315 | 46272 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-10-03 00:19:02 |
44.1938 | 11.4605 | 22 | 2023-10-03 00:23:33 |
Sala Sismica INGV-Roma | 121690731 |
Field | Value |
---|---|
Time (UTC) | 2023-10-03 00:19:02 ± 0.15 |
Latitude | 44.1938 ± 0.0054 |
Longitude | 11.4605 ± 0.0075 |
Depth (km) | 22 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 121690731 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 562 |
Semi-minor axis of confidence ellipse (meter) | 423 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 232 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 560.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 135 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 12 |
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) | 0.40110 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 121690731 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-03 00:23:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.POPM.HHZ. | 2023-10-03T00:19:21.70 | 3.0 | undecidable | manual | S | -0.31 | 0 | |||
IV.RUFI.EHZ. | 2023-10-03T00:19:16.42 | 0.6 | undecidable | manual | S | 174 | 39.627 | 111 | 0.26 | 46 |
GU.POPM.HHZ. | 2023-10-03T00:19:13.67 | 3.0 | negative | manual | P | 0.05 | 0 | |||
IV.LMD.HHZ. | 2023-10-03T00:19:12.30 | 0.3 | undecidable | manual | S | 123 | 23.5542 | 126 | -0.04 | 75 |
IV.FNVD.HHZ. | 2023-10-03T00:19:12.96 | 0.6 | undecidable | manual | S | 264 | 27.0507 | 121 | -0.15 | 48 |
IV.VMGN.HHZ. | 2023-10-03T00:19:12.96 | 0.3 | undecidable | manual | S | 168 | 27.1506 | 121 | -0.19 | 72 |
IV.SFI.EHZ. | 2023-10-03T00:19:11.25 | 0.1 | undecidable | manual | P | 136 | 44.5221 | 108 | 0.13 | 94 |
IV.MTRZ.HHZ. | 2023-10-03T00:19:10.64 | 0.3 | undecidable | manual | S | 348 | 13.4754 | 144 | 0.22 | 73 |
IV.RUFI.EHZ. | 2023-10-03T00:19:10.62 | 1.0 | positive | manual | P | 174 | 39.627 | 111 | 0.2 | 23 |
IV.IMOL.EHZ. | 2023-10-03T00:19:09.48 | 3.0 | positive | manual | P | 0.18 | 0 | |||
IV.MOCL.EHZ. | 2023-10-03T00:19:09.24 | 0.6 | negative | manual | P | 227 | 30.5472 | 118 | 0.1 | 49 |
IV.FNVD.HHZ. | 2023-10-03T00:19:08.62 | 0.1 | positive | manual | P | 264 | 27.0507 | 121 | -0.04 | 98 |
IV.VMGN.HHZ. | 2023-10-03T00:19:08.76 | 0.6 | positive | manual | P | 168 | 27.1506 | 121 | 0.08 | 49 |
IV.MTRZ.HHZ. | 2023-10-03T00:19:07.01 | 0.1 | positive | manual | P | 348 | 13.4754 | 144 | -0.1 | 100 |
IV.LMD.HHZ. | 2023-10-03T00:19:07.91 | 0.6 | negative | manual | P | 123 | 23.5542 | 126 | -0.31 | 47 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRZ.HHN. | ML:1.7 | 0.000311 | 1.32 | AML | other | m | 2023-10-03T00:19:10.94 |
IV.MTRZ.HHE. | ML:1.6 | 0.000279 | 0.28 | AML | other | m | 2023-10-03T00:19:10.94 |
IV.FNVD.HHE. | ML:1.6 | 0.00016999999999999999 | 0.1 | AML | other | m | 2023-10-03T00:19:13.38 |
IV.FNVD.HHN. | ML:1.5 | 0.000132 | 0.1 | AML | other | m | 2023-10-03T00:19:13.43 |
IV.VMGN.HHE. | ML:1.0 | 0.00003945 | 0.58 | AML | other | m | 2023-10-03T00:19:13.21 |
IV.LMD.HHN. | ML:1.0 | 0.000043650000000000004 | 0.68 | AML | other | m | 2023-10-03T00:19:13.59 |
IV.VMGN.HHN. | ML:0.8 | 0.00002735 | 0.54 | AML | other | m | 2023-10-03T00:19:13.61 |
IV.MOCL.EHE. | ML:0.8 | 0.000027450000000000003 | 1.36 | AML | other | m | 2023-10-03T00:19:14.79 |
IV.LMD.HHE. | ML:1.0 | 0.0000487 | 0.88 | AML | other | m | 2023-10-03T00:19:14.48 |
IV.MOCL.EHN. | ML:0.9 | 0.00003165 | 1.16 | AML | other | m | 2023-10-03T00:19:16.61 |
IV.SFI.EHN. | ML:1.0 | 0.0000303 | 0.74 | AML | other | m | 2023-10-03T00:19:18.52 |
IV.SFI.EHE. | ML:1.0 | 0.000026450000000000003 | 0.82 | AML | other | m | 2023-10-03T00:19:18.89 |