A magnitude ML 1.1 earthquake occured in region: 1 km N Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9840, 11.7760 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 | 5 | 756 | 1555 |
Rocca San Casciano | FC | 10 | 1910 | 3465 |
Galeata | FC | 11 | 2516 | 5981 |
Tredozio | FC | 11 | 1212 | 7193 |
Santa Sofia | FC | 11 | 4136 | 11329 |
Civitella di Romagna | FC | 13 | 3786 | 15115 |
San Godenzo | FI | 14 | 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 1.1 | 2021-09-03 04:12:02 |
43.9842 | 11.7765 | 9 | 2022-03-30 13:04:04 |
Bollettino Sismico Italiano INGV | 95144831 |
Reviewed Rev100 |
ML 1.1 | 2021-09-03 04:12:02 |
43.9903 | 11.7812 | 9 | 2021-09-03 04:20:40 |
Sala Sismica INGV-Roma | 94983551 |
Field | Value |
---|---|
Time (UTC) | 2021-09-03 04:12:02 ± 0.09 |
Latitude | 43.9842 ± 0.0036 |
Longitude | 11.7765 ± 0.0087 |
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 | 95144831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 663 |
Semi-minor axis of confidence ellipse (meter) | 365 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 86 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 660.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 149 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38671 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 95144831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-04 11:10:20 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 94983551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-03 04:20:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTGR.HHZ. | 2021-09-03T04:14:34.91 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IX.MNT3.EHZ.02 | 2021-09-03T04:14:01.44 | 3.0 | undecidable | manual | Sg | 13.51 | 0 | |||
MN.VAE.HHZ. | 2021-09-03T04:13:53.96 | 3.0 | undecidable | manual | Pg | 14.76 | 0 | |||
IV.HPAC.HHZ. | 2021-09-03T04:13:49.89 | 3.0 | undecidable | manual | Pn | -1.27 | 0 | |||
IX.COL3.HHZ.02 | 2021-09-03T04:13:47.35 | 3.0 | undecidable | manual | Sn | -6.81 | 0 | |||
IV.GRI.EHZ. | 2021-09-03T04:13:24.48 | 3.0 | negative | manual | Pn | -5.32 | 0 | |||
IV.SERS.HHZ. | 2021-09-03T04:13:23.44 | 3.0 | undecidable | manual | Pn | -5.26 | 0 | |||
IV.RMP.HHZ. | 2021-09-03T04:13:13.49 | 3.0 | undecidable | manual | Sg | 2.97 | 0 | |||
GU.RNCA.HHZ. | 2021-09-03T04:13:07.17 | 3.0 | undecidable | manual | Sn | 4.82 | 0 | |||
IV.SARZ.HHZ. | 2021-09-03T04:13:02.92 | 3.0 | undecidable | manual | Sn | -1.1 | 0 | |||
IV.ARRO.EHZ. | 2021-09-03T04:12:48.51 | 3.0 | undecidable | manual | Sn | -3.89 | 0 | |||
IV.GIUL.HHZ. | 2021-09-03T04:12:41.15 | 3.0 | undecidable | manual | Pn | -0.85 | 0 | |||
IV.QLNO.HHZ. | 2021-09-03T04:12:40.20 | 3.0 | positive | manual | Pn | 1.45 | 0 | |||
IV.SARZ.HHZ. | 2021-09-03T04:12:33.30 | 3.0 | negative | manual | Pn | -0.4 | 0 | |||
IV.ORZI.HHZ. | 2021-09-03T04:12:27.35 | 3.0 | positive | manual | Pn | 0.2 | 0 | |||
IV.BOSL.HHZ. | 2021-09-03T04:12:14.44 | 0.3 | undecidable | manual | S | 260 | 32.6451 | 105 | 0.38 | 67 |
IV.VISG.HHE. | 2021-09-03T04:12:14.96 | 0.3 | undecidable | manual | S | 310 | 35.4423 | 50 | 0.1 | 70 |
IV.SEI.HHE. | 2021-09-03T04:12:14.57 | 0.6 | undecidable | manual | S | 283 | 34.2435 | 50 | 0.04 | 47 |
IV.BRIS.HHZ. | 2021-09-03T04:12:12.76 | 0.6 | undecidable | manual | S | 358 | 26.6511 | 108 | 0.7 | 41 |
IV.RUFI.EHZ. | 2021-09-03T04:12:12.19 | 0.3 | undecidable | manual | S | 233 | 26.751 | 108 | 0.09 | 73 |
IV.SERM.EHZ. | 2021-09-03T04:12:12.17 | 3.0 | negative | manual | Pn | -0.19 | 0 | |||
IV.ASQU.HHE. | 2021-09-03T04:12:10.17 | 0.3 | undecidable | manual | S | 177 | 20.868 | 112 | 0.02 | 74 |
IV.CRE.HHZ. | 2021-09-03T04:12:10.40 | 0.3 | undecidable | manual | P | 161 | 42.9237 | 50 | -0.32 | 69 |
IV.SEI.HHE. | 2021-09-03T04:12:09.23 | 0.3 | undecidable | manual | P | 283 | 34.2435 | 50 | -0.15 | 71 |
IV.BOSL.HHZ. | 2021-09-03T04:12:09.14 | 0.1 | undecidable | manual | P | 260 | 32.6451 | 105 | 0.03 | 96 |
IV.VISG.HHE. | 2021-09-03T04:12:09.11 | 0.6 | undecidable | manual | P | 310 | 35.4423 | 50 | -0.47 | 44 |
IV.BRIS.HHZ. | 2021-09-03T04:12:08.14 | 0.1 | undecidable | manual | P | 358 | 26.6511 | 108 | 0.18 | 94 |
IV.RUFI.EHZ. | 2021-09-03T04:12:07.93 | 0.1 | undecidable | manual | P | 233 | 26.751 | 108 | -0.05 | 96 |
IV.SFI.EHZ. | 2021-09-03T04:12:07.14 | 0.6 | undecidable | manual | S | 147 | 10.4784 | 129 | 0.12 | 49 |
IV.ASQU.HHE. | 2021-09-03T04:12:06.96 | 0.1 | undecidable | manual | P | 177 | 20.868 | 112 | 0.1 | 97 |
IV.LMD.HHZ. | 2021-09-03T04:12:06.88 | 0.6 | undecidable | manual | S | 332 | 11.6772 | 126 | -0.49 | 44 |
IV.SFI.EHZ. | 2021-09-03T04:12:05.09 | 0.1 | undecidable | manual | P | 147 | 10.4784 | 129 | 0.04 | 100 |
IV.LMD.HHZ. | 2021-09-03T04:12:04.98 | 0.1 | undecidable | manual | P | 332 | 11.6772 | 126 | -0.27 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:1.0 | 0.00011615 | 0.34 | AML | other | m | 2021-09-03T04:12:07.17 |
IV.SFI.EHN. | ML:1.1 | 0.000156 | 0.46 | AML | other | m | 2021-09-03T04:12:07.22 |
IV.LMD.HHN. | ML:0.9 | 0.0001017 | 1.14 | AML | other | m | 2021-09-03T04:12:07.25 |
IV.SFI.EHE. | ML:1.1 | 0.00018099999999999998 | 0.08 | AML | other | m | 2021-09-03T04:12:07.28 |
IV.BRIS.HHE. | ML:1.3 | 0.00011545 | 1.66 | AML | other | m | 2021-09-03T04:12:13.00 |
IV.BRIS.HHN. | ML:1.3 | 0.00010605 | 1.22 | AML | other | m | 2021-09-03T04:12:13.73 |