A magnitude ML 1.4 earthquake occured in region: 1 km N Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9880, 11.7780 at 8 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 | 4 | 756 | 1555 |
Rocca San Casciano | FC | 10 | 1910 | 3465 |
Tredozio | FC | 11 | 1212 | 4677 |
Galeata | FC | 11 | 2516 | 7193 |
Santa Sofia | FC | 11 | 4136 | 11329 |
Civitella di Romagna | FC | 13 | 3786 | 15115 |
San Godenzo | FI | 14 | 1167 | 16282 |
Marradi | FI | 16 | 3139 | 19421 |
Dovadola | FC | 17 | 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 1.4 | 2021-09-03 03:37:37 |
43.9878 | 11.7783 | 8 | 2022-03-30 13:04:04 |
Bollettino Sismico Italiano INGV | 95139251 |
Reviewed Rev100 |
ML 1.4 | 2021-09-03 03:37:37 |
43.9838 | 11.7792 | 9 | 2021-09-03 03:47:28 |
Sala Sismica INGV-Roma | 94982151 |
Field | Value |
---|---|
Time (UTC) | 2021-09-03 03:37:37 ± 0.09 |
Latitude | 43.9878 ± 0.0045 |
Longitude | 11.7783 ± 0.0075 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 95139251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 640 |
Semi-minor axis of confidence ellipse (meter) | 207 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 59 |
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) | 137 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 21 |
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) | 0.67179 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 95139251 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-04 11:07:37 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 94982151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-03 03:47:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ESCV.HHZ. | 2021-09-03T03:39:34.85 | 3.0 | positive | manual | Pg | 19.799999 | 0 | |||
IV.AGLI.HHZ. | 2021-09-03T03:39:08.09 | 3.0 | undecidable | manual | Sn | -4.68 | 0 | |||
IV.MIDA.HHZ. | 2021-09-03T03:39:04.65 | 3.0 | undecidable | manual | Sn | 3.41 | 0 | |||
IV.GIUL.HHZ. | 2021-09-03T03:38:59.81 | 3.0 | undecidable | manual | Sg | 6.16 | 0 | |||
IV.OVO.HHZ. | 2021-09-03T03:38:39.03 | 3.0 | undecidable | manual | Pn | 4.33 | 0 | |||
GU.TRAV.HHZ. | 2021-09-03T03:38:29.65 | 3.0 | undecidable | manual | Pn | 1.17 | 0 | |||
IV.VAGA.HHZ. | 2021-09-03T03:38:25.72 | 3.0 | negative | manual | Pn | -1.28 | 0 | |||
MN.TRI.HHZ. | 2021-09-03T03:38:18.59 | 3.0 | positive | manual | Pg | 4.09 | 0 | |||
IV.TREG.EHZ. | 2021-09-03T03:38:05.81 | 3.0 | positive | manual | P | -0.01 | 0 | |||
IV.CRMI.HHZ. | 2021-09-03T03:37:59.59 | 0.6 | undecidable | manual | S | 252 | 67.377 | 50 | 0.83 | 36 |
IV.CRE.HHZ. | 2021-09-03T03:37:52.23 | 0.6 | undecidable | manual | S | 161 | 43.2234 | 50 | -0.09 | 47 |
IV.CAFI.HHZ. | 2021-09-03T03:37:51.35 | 0.1 | undecidable | manual | P | 168 | 74.5698 | 50 | 0.37 | 84 |
IV.CRMI.HHZ. | 2021-09-03T03:37:50.14 | 0.3 | undecidable | manual | P | 252 | 67.377 | 50 | 0.28 | 65 |
IV.VISG.HHZ. | 2021-09-03T03:37:50.16 | 0.3 | undecidable | manual | S | 309 | 35.3424 | 50 | -0.06 | 72 |
IV.CSNT.HHZ. | 2021-09-03T03:37:50.69 | 0.3 | undecidable | manual | P | 215 | 69.1752 | 50 | 0.54 | 61 |
IV.BOSL.HHZ. | 2021-09-03T03:37:49.55 | 0.6 | undecidable | manual | S | 259 | 32.8449 | 104 | 0.08 | 48 |
IV.SEI.HHZ. | 2021-09-03T03:37:49.90 | 0.3 | undecidable | manual | S | 283 | 34.3434 | 50 | -0.04 | 73 |
IV.BRIS.HHZ. | 2021-09-03T03:37:48.09 | 0.6 | undecidable | manual | S | 358 | 26.2515 | 108 | 0.82 | 39 |
IV.PARC.HHZ. | 2021-09-03T03:37:47.37 | 0.3 | undecidable | manual | P | 135 | 52.7028 | 50 | -0.23 | 68 |
IV.RUFI.EHZ. | 2021-09-03T03:37:47.50 | 0.6 | undecidable | manual | S | 232 | 27.1506 | 107 | -0.06 | 49 |
IV.CRE.HHZ. | 2021-09-03T03:37:45.72 | 0.1 | undecidable | manual | P | 161 | 43.2234 | 50 | -0.42 | 88 |
IV.BOSL.HHZ. | 2021-09-03T03:37:44.36 | 0.1 | undecidable | manual | P | 259 | 32.8449 | 104 | -0.14 | 95 |
IV.VISG.HHZ. | 2021-09-03T03:37:44.60 | 0.1 | undecidable | manual | P | 309 | 35.3424 | 50 | -0.33 | 91 |
IV.SEI.HHZ. | 2021-09-03T03:37:44.45 | 0.1 | undecidable | manual | P | 283 | 34.3434 | 50 | -0.32 | 92 |
IV.BRIS.HHZ. | 2021-09-03T03:37:43.39 | 0.1 | undecidable | manual | P | 358 | 26.2515 | 108 | 0.16 | 96 |
IV.RUFI.EHZ. | 2021-09-03T03:37:43.32 | 0.1 | undecidable | manual | P | 232 | 27.1506 | 107 | -0.08 | 97 |
IV.SFI.EHZ. | 2021-09-03T03:37:42.43 | 0.3 | undecidable | manual | S | 149 | 10.6782 | 128 | 0.02 | 76 |
IV.LMD.HHZ. | 2021-09-03T03:37:42.37 | 0.6 | undecidable | manual | S | 330 | 11.4774 | 126 | -0.24 | 48 |
IV.SFI.EHZ. | 2021-09-03T03:37:40.51 | 0.1 | positive | manual | P | 149 | 10.6782 | 128 | 0.09 | 100 |
IV.LMD.HHZ. | 2021-09-03T03:37:40.38 | 0.1 | positive | manual | P | 330 | 11.4774 | 126 | -0.16 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.7 | 0.0006145 | 1 | AML | other | m | 2021-09-03T03:37:42.54 |
IV.SFI.HNE. | ML:1.6 | 0.0006174999999999999 | 0.26 | AML | other | m | 2021-09-03T03:37:42.56 |
IV.SFI.EHN. | ML:1.6 | 0.0006140000000000001 | 0.44 | AML | other | m | 2021-09-03T03:37:42.60 |
IV.SFI.HNN. | ML:1.6 | 0.0005655 | 0.44 | AML | other | m | 2021-09-03T03:37:42.60 |
IV.LMD.HHN. | ML:1.6 | 0.0004855 | 0.86 | AML | other | m | 2021-09-03T03:37:42.62 |
IV.SFI.EHE. | ML:1.6 | 0.0006065 | 0.08 | AML | other | m | 2021-09-03T03:37:42.66 |
IV.BRIS.HHE. | ML:1.9 | 0.0005185 | 0.36 | AML | other | m | 2021-09-03T03:37:48.37 |
IV.BRIS.HHN. | ML:1.9 | 0.00041099999999999996 | 0.78 | AML | other | m | 2021-09-03T03:37:49.49 |
IV.BOSL.HHN. | ML:1.3 | 0.00008715 | 0.38 | AML | other | m | 2021-09-03T03:37:50.24 |
IV.SEI.HHE. | ML:1.8 | 0.00026049999999999994 | 0.24 | AML | other | m | 2021-09-03T03:37:50.44 |
IV.SEI.HHN. | ML:1.9 | 0.000372 | 0.38 | AML | other | m | 2021-09-03T03:37:50.45 |
IV.BOSL.HHE. | ML:1.1 | 0.000054449999999999995 | 0.64 | AML | other | m | 2021-09-03T03:37:50.17 |
IV.VISG.HHN. | ML:1.0 | 0.00004405 | 1.32 | AML | other | m | 2021-09-03T03:37:52.84 |
IV.CRE.HHN. | ML:1.7 | 0.0001475 | 0.38 | AML | other | m | 2021-09-03T03:37:52.60 |
IV.CRE.HHE. | ML:1.2 | 0.00004355 | 0.52 | AML | other | m | 2021-09-03T03:37:53.35 |
IV.VISG.HHE. | ML:0.8 | 0.000023800000000000003 | 0.72 | AML | other | m | 2021-09-03T03:37:53.39 |
IV.PARC.HHN. | ML:1.0 | 0.000025849999999999998 | 0.7 | AML | other | m | 2021-09-03T03:37:57.09 |
IV.CRMI.HHE. | ML:0.9 | 0.00001585 | 0.48 | AML | other | m | 2021-09-03T03:38:00.04 |
IV.CRMI.HHN. | ML:1.4 | 0.000043950000000000004 | 1.26 | AML | other | m | 2021-09-03T03:38:00.83 |
IV.PARC.HHE. | ML:0.9 | 0.000020749999999999996 | 1.58 | AML | other | m | 2021-09-03T03:38:03.98 |
IV.CAFI.HHN. | ML:1.0 | 0.000014795 | 0.88 | AML | other | m | 2021-09-03T03:38:04.73 |
IV.CAFI.HHE. | ML:1.0 | 0.00001735 | 1.44 | AML | other | m | 2021-09-03T03:38:05.88 |