A magnitude ML 2.0 earthquake occured in region: 3 km W Castel del Rio (BO), on
and geographic coordinates (lat, lon) 44.2220, 11.4660 at 20 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 | 3 | 1246 | 1246 |
Fontanelice | BO | 9 | 1943 | 3189 |
Borgo Tossignano | BO | 12 | 3288 | 6477 |
Monghidoro | BO | 12 | 3749 | 10226 |
Monterenzio | BO | 13 | 6035 | 16261 |
Casola Valsenio | RA | 13 | 2617 | 18878 |
Loiano | BO | 13 | 4294 | 23172 |
Firenzuola | FI | 13 | 4726 | 27898 |
Palazzuolo sul Senio | FI | 14 | 1154 | 29052 |
Casalfiumanese | BO | 15 | 3438 | 32490 |
Monzuno | BO | 17 | 6328 | 38818 |
San Benedetto Val di Sambro | BO | 19 | 4315 | 43133 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 2.0 | 2023-05-04 06:44:38 |
44.2223 | 11.4655 | 20 | 2023-05-04 07:12:59 |
Sala Sismica INGV-Roma | 117010011 |
Field | Value |
---|---|
Time (UTC) | 2023-05-04 06:44:38 ± 0.26 |
Latitude | 44.2223 ± 0.0117 |
Longitude | 11.4655 ± 0.0138 |
Depth (km) | 20 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117010011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1272 |
Semi-minor axis of confidence ellipse (meter) | 573 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 197 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.37 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41908 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.4 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 117010011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-04 07:12:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GATE.HHZ. | 2023-05-04T06:46:29.33 | 3.0 | undecidable | manual | Sg | 9.88 | 0 | |||
IV.PAOL.HHZ. | 2023-05-04T06:46:22.78 | 3.0 | undecidable | manual | Sn | -2.04 | 0 | |||
IV.ERC.EHZ. | 2023-05-04T06:46:22.05 | 3.0 | undecidable | manual | Pg | 11.79 | 0 | |||
OX.DRE.HHZ. | 2023-05-04T06:45:49.38 | 3.0 | undecidable | manual | Sn | -0.82 | 0 | |||
GU.BURY.HHZ. | 2023-05-04T06:45:31.86 | 3.0 | negative | manual | Pg | 7.33 | 0 | |||
OX.DRE.HHZ. | 2023-05-04T06:45:22.11 | 3.0 | positive | manual | Pn | 3.18 | 0 | |||
OX.MLN.HHZ. | 2023-05-04T06:45:10.78 | 3.0 | positive | manual | Pn | -2.87 | 0 | |||
GU.GORR.HHZ. | 2023-05-04T06:45:08.57 | 3.0 | undecidable | manual | Pn | 1.14 | 0 | |||
IV.EL6.EHZ. | 2023-05-04T06:45:07.21 | 3.0 | positive | manual | P | 2.39 | 0 | |||
IV.RIBO.EHZ.01 | 2023-05-04T06:45:01.93 | 3.0 | undecidable | manual | P | -0.88 | 0 | |||
IV.PARC.HHZ. | 2023-05-04T06:44:53.92 | 3.0 | undecidable | manual | P | -0.27 | 0 | |||
IV.CRE.HHZ. | 2023-05-04T06:44:52.78 | 3.0 | negative | manual | P | 0.4 | 0 | |||
IV.CRMI.HHZ. | 2023-05-04T06:44:50.89 | 3.0 | negative | manual | P | 0.49 | 0 | |||
IV.FNVD.HHZ. | 2023-05-04T06:44:49.01 | 0.3 | undecidable | manual | S | 258 | 27.9498 | 118 | 0.16 | 73 |
IV.LMD.HHZ. | 2023-05-04T06:44:48.66 | 0.3 | undecidable | manual | S | 130 | 25.0527 | 121 | 0.47 | 70 |
IV.ZCCA.HHZ. | 2023-05-04T06:44:47.10 | 0.6 | undecidable | manual | P | 290 | 41.3253 | 108 | 0.8 | 39 |
IV.SEI.HHZ. | 2023-05-04T06:44:47.53 | 0.6 | undecidable | manual | S | 205 | 20.4684 | 128 | 0.35 | 48 |
IV.SFI.EHZ. | 2023-05-04T06:44:46.89 | 0.1 | undecidable | manual | P | 139 | 46.5201 | 105 | -0.18 | 93 |
IV.MTRZ.HHZ. | 2023-05-04T06:44:46.38 | 0.6 | undecidable | manual | S | 342 | 10.5783 | 149 | 0.99 | 37 |
IV.RUFI.EHZ. | 2023-05-04T06:44:46.93 | 0.3 | undecidable | manual | P | 175 | 42.8238 | 107 | 0.42 | 68 |
IV.BOSL.HHZ. | 2023-05-04T06:44:45.27 | 0.1 | undecidable | manual | P | 193 | 33.1446 | 113 | 0.16 | 97 |
IV.VMGN.HHZ. | 2023-05-04T06:44:44.80 | 1.0 | negative | manual | P | 170 | 30.2475 | 115 | 0.1 | 25 |
IV.VISG.HHZ. | 2023-05-04T06:44:44.55 | 0.3 | undecidable | manual | S | 214 | 4.4955 | 166 | -0.21 | 76 |
IV.IMOL.EHZ. | 2023-05-04T06:44:44.49 | 0.6 | undecidable | manual | P | 55 | 26.751 | 119 | 0.26 | 48 |
IV.SEI.HHZ. | 2023-05-04T06:44:43.12 | 0.1 | positive | manual | P | 205 | 20.4684 | 128 | -0.3 | 96 |
IV.FNVD.HHZ. | 2023-05-04T06:44:43.91 | 0.3 | undecidable | manual | P | 258 | 27.9498 | 118 | -0.47 | 69 |
IV.LMD.HHZ. | 2023-05-04T06:44:43.62 | 0.3 | positive | manual | P | 130 | 25.0527 | 121 | -0.38 | 70 |
IV.MTRZ.HHZ. | 2023-05-04T06:44:42.15 | 0.1 | negative | manual | P | 342 | 10.5783 | 149 | -0.24 | 100 |
IV.VISG.HHZ. | 2023-05-04T06:44:41.52 | 0.1 | undecidable | manual | P | 214 | 4.4955 | 166 | -0.5 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.VISG.HHE. | ML:2.4 | 0.00197 | 0.34 | AML | other | m | 2023-05-04T06:44:44.86 |
IV.VISG.HHN. | ML:2.1 | 0.0009943429500000002 | 0.2176 | AML | other | m | 2023-05-04T06:44:44.80 |
IV.MTRZ.HHE. | ML:2.7 | 0.00367 | 1.42 | AML | other | m | 2023-05-04T06:44:47.19 |
IV.MTRZ.HNE. | ML:2.7 | 0.0034950000000000003 | 1.44 | AML | other | m | 2023-05-04T06:44:47.19 |
IV.MTRZ.HHN. | ML:2.7 | 0.0032749999999999997 | 0.22 | AML | other | m | 2023-05-04T06:44:47.61 |
IV.MTRZ.HNN. | ML:2.6 | 0.00316 | 0.22 | AML | other | m | 2023-05-04T06:44:47.62 |
IV.SEI.HHN. | ML:2.3 | 0.001101 | 0.18 | AML | other | m | 2023-05-04T06:44:48.06 |
IV.SEI.HHE. | ML:2.0 | 0.00053 | 1.44 | AML | other | m | 2023-05-04T06:44:48.18 |
IV.LMD.HHE. | ML:1.9 | 0.000381 | 0.28 | AML | other | m | 2023-05-04T06:44:48.82 |
IV.LMD.HHN. | ML:2.0 | 0.00043 | 1.12 | AML | other | m | 2023-05-04T06:44:49.03 |
IV.FNVD.HHE. | ML:1.9 | 0.0003205 | 1.06 | AML | other | m | 2023-05-04T06:44:49.18 |
IV.FNVD.HHN. | ML:2.0 | 0.0004345 | 0.14 | AML | other | m | 2023-05-04T06:44:50.25 |
IV.VMGN.HHE. | ML:1.4 | 0.00008885000000000002 | 0.54 | AML | other | m | 2023-05-04T06:44:51.26 |
IV.VMGN.HHN. | ML:1.5 | 0.000124 | 0.46 | AML | other | m | 2023-05-04T06:44:51.75 |
IV.BOSL.HHE. | ML:1.3 | 0.00007039999999999999 | 1.72 | AML | other | m | 2023-05-04T06:44:52.10 |
IV.BOSL.HHN. | ML:1.3 | 0.0000718 | 1 | AML | other | m | 2023-05-04T06:44:52.64 |
IV.SFI.EHN. | ML:1.6 | 0.00009395000000000001 | 0.84 | AML | other | m | 2023-05-04T06:44:55.56 |
IV.SFI.EHE. | ML:1.8 | 0.00016849999999999998 | 1.14 | AML | other | m | 2023-05-04T06:44:56.41 |