A magnitude ML 1.5 earthquake occured in region: 1 km NE Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9840, 11.7840 at 9 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 1 | 799 | 799 |
Portico e San Benedetto | FC | 5 | 756 | 1555 |
Rocca San Casciano | FC | 10 | 1910 | 3465 |
Galeata | FC | 10 | 2516 | 5981 |
Santa Sofia | FC | 11 | 4136 | 10117 |
Tredozio | FC | 11 | 1212 | 11329 |
Civitella di Romagna | FC | 13 | 3786 | 15115 |
San Godenzo | FI | 15 | 1167 | 16282 |
Marradi | FI | 17 | 3139 | 19421 |
Dovadola | FC | 18 | 1653 | 21074 |
Modigliana | FC | 19 | 4560 | 25634 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2020-05-11 04:45:46 |
43.9842 | 11.7835 | 9 | 2020-11-19 12:36:45 |
Bollettino Sismico Italiano INGV | 79328111 |
Reviewed Rev100 |
ML 1.6 | 2020-05-11 04:45:46 |
43.987 | 11.7877 | 9 | 2020-05-11 04:50:40 |
Sala Sismica INGV-Roma | 79038141 |
Field | Value |
---|---|
Time (UTC) | 2020-05-11 04:45:46 ± 0.1 |
Latitude | 43.9842 ± 0.0045 |
Longitude | 11.7835 ± 0.0075 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 79328111 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 638 |
Semi-minor axis of confidence ellipse (meter) | 112 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 70 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41729 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 79038141 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-11 04:50:40 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 79328111 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-05-19 15:04:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MAGO.CHZ. | 2020-05-11T04:46:21.82 | 3.0 | undecidable | manual | S | 1.96 | 0 | |||
IV.TRIF.CHZ. | 2020-05-11T04:46:19.51 | 3.0 | undecidable | manual | S | -0.21 | 0 | |||
IV.CRE.HHZ. | 2020-05-11T04:46:01.22 | 0.1 | undecidable | manual | S | 162 | 42.7239 | 50 | 0.29 | 89 |
IV.VISG.HHZ. | 2020-05-11T04:45:59.26 | 0.6 | undecidable | manual | S | 309 | 35.9418 | 50 | 0.14 | 47 |
IV.SEI.HHZ. | 2020-05-11T04:45:58.86 | 0.3 | undecidable | manual | S | 283 | 34.743 | 50 | 0.04 | 72 |
IV.RONT.HHZ. | 2020-05-11T04:45:57.30 | 0.3 | undecidable | manual | S | 272 | 27.9498 | 108 | 0.53 | 65 |
IV.BRIS.HHZ. | 2020-05-11T04:45:57.00 | 0.3 | undecidable | manual | S | 357 | 26.6511 | 108 | 0.66 | 62 |
IV.RUFI.EHZ. | 2020-05-11T04:45:56.38 | 0.3 | undecidable | manual | S | 234 | 27.2505 | 108 | -0.14 | 71 |
IV.MTRZ.HNN. | 2020-05-11T04:45:56.00 | 0.3 | undecidable | manual | P | 322 | 46.3203 | 50 | 0.58 | 62 |
IV.CRE.HHZ. | 2020-05-11T04:45:54.45 | 0.3 | undecidable | manual | P | 162 | 42.7239 | 50 | -0.42 | 65 |
IV.ASQU.HHZ. | 2020-05-11T04:45:54.53 | 0.6 | undecidable | manual | S | 179 | 20.7681 | 113 | 0.1 | 48 |
IV.VISG.HHZ. | 2020-05-11T04:45:53.30 | 0.3 | undecidable | manual | P | 309 | 35.9418 | 50 | -0.52 | 64 |
IV.RINC.HHZ. | 2020-05-11T04:45:53.74 | 0.3 | undecidable | manual | S | 233 | 17.7711 | 116 | 0.27 | 70 |
IV.SEI.HHZ. | 2020-05-11T04:45:53.32 | 0.1 | undecidable | manual | P | 283 | 34.743 | 50 | -0.32 | 90 |
IV.RUFI.EHZ. | 2020-05-11T04:45:52.11 | 0.1 | undecidable | manual | P | 234 | 27.2505 | 108 | -0.21 | 93 |
IV.BRIS.HHZ. | 2020-05-11T04:45:52.29 | 0.3 | undecidable | manual | P | 357 | 26.6511 | 108 | 0.08 | 72 |
IV.RONT.HHZ. | 2020-05-11T04:45:52.33 | 0.3 | undecidable | manual | P | 272 | 27.9498 | 108 | -0.13 | 71 |
IV.LMD.HHZ. | 2020-05-11T04:45:51.31 | 0.3 | undecidable | manual | S | 330 | 11.9769 | 126 | -0.44 | 68 |
IV.ASQU.HHZ. | 2020-05-11T04:45:51.12 | 0.1 | positive | manual | P | 179 | 20.7681 | 113 | 0.01 | 98 |
IV.SFI.EHZ. | 2020-05-11T04:45:51.26 | 0.3 | undecidable | manual | S | 150 | 10.1787 | 131 | 0 | 75 |
IV.RINC.HHZ. | 2020-05-11T04:45:50.65 | 0.1 | positive | manual | P | 233 | 17.7711 | 116 | 0.09 | 97 |
IV.LMD.HHZ. | 2020-05-11T04:45:49.27 | 0.1 | positive | manual | P | 330 | 11.9769 | 126 | -0.3 | 94 |
IV.SFI.EHZ. | 2020-05-11T04:45:49.30 | 0.1 | undecidable | manual | P | 150 | 10.1787 | 131 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.HNN. | ML:1.6 | 0.0006335 | 0.46 | AML | other | m | 2020-05-11T04:45:51.59 |
IV.SFI.EHN. | ML:1.6 | 0.000638 | 0.46 | AML | other | m | 2020-05-11T04:45:51.59 |
IV.SFI.EHE. | ML:1.7 | 0.0006554999999999999 | 0.08 | AML | other | m | 2020-05-11T04:45:51.42 |
IV.SFI.HNE. | ML:1.7 | 0.000648 | 0.08 | AML | other | m | 2020-05-11T04:45:51.42 |
IV.LMD.HHE. | ML:1.5 | 0.0003925 | 0.18 | AML | other | m | 2020-05-11T04:45:51.46 |
IV.LMD.HHN. | ML:1.4 | 0.00028349999999999995 | 0.52 | AML | other | m | 2020-05-11T04:45:51.87 |
IV.ASQU.HHE. | ML:1.5 | 0.000235 | 0.16 | AML | other | m | 2020-05-11T04:45:55.07 |
IV.RINC.HHE. | ML:1.2 | 0.0001315 | 0.66 | AML | other | m | 2020-05-11T04:45:55.64 |
IV.ASQU.HHN. | ML:1.3 | 0.000135 | 0.16 | AML | other | m | 2020-05-11T04:45:55.78 |
IV.RINC.HHN. | ML:1.2 | 0.000149 | 0.54 | AML | other | m | 2020-05-11T04:45:57.44 |
IV.RONT.HHN. | ML:1.8 | 0.00033800000000000003 | 1.48 | AML | other | m | 2020-05-11T04:45:58.13 |
IV.SEI.HHE. | ML:1.8 | 0.0002505 | 0.24 | AML | other | m | 2020-05-11T04:45:59.37 |
IV.SEI.HHN. | ML:1.9 | 0.00032 | 0.62 | AML | other | m | 2020-05-11T04:45:59.38 |
IV.RONT.HHE. | ML:1.9 | 0.00045650000000000004 | 0.78 | AML | other | m | 2020-05-11T04:45:59.57 |
IV.VISG.HHN. | ML:1.1 | 0.0000564 | 1.34 | AML | other | m | 2020-05-11T04:46:01.11 |
IV.CRE.HHN. | ML:1.7 | 0.00014350000000000002 | 0.36 | AML | other | m | 2020-05-11T04:46:01.56 |
IV.CRE.HHE. | ML:1.2 | 0.0000505 | 0.56 | AML | other | m | 2020-05-11T04:46:02.12 |
IV.VISG.HHE. | ML:1.0 | 0.0000387 | 0.72 | AML | other | m | 2020-05-11T04:46:08.46 |