A magnitude ML 1.9 earthquake occured in region: Premilcuore (FC), on
and geographic coordinates (lat, lon) 43.9750, 11.7720 at 7 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 | 0 | 799 | 799 |
Portico e San Benedetto | FC | 6 | 756 | 1555 |
Rocca San Casciano | FC | 11 | 1910 | 3465 |
Galeata | FC | 11 | 2516 | 5981 |
Santa Sofia | FC | 11 | 4136 | 10117 |
Tredozio | FC | 12 | 1212 | 11329 |
San Godenzo | FI | 13 | 1167 | 12496 |
Civitella di Romagna | FC | 14 | 3786 | 16282 |
Marradi | FI | 17 | 3139 | 19421 |
Dovadola | FC | 19 | 1653 | 21074 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2021-09-01 20:44:26 |
43.9752 | 11.7722 | 7 | 2022-03-30 13:04:41 |
Bollettino Sismico Italiano INGV | 102055741 |
Reviewed Rev100 |
ML 1.9 | 2021-09-01 20:44:26 |
43.9758 | 11.7732 | 7 | 2021-09-01 20:50:54 |
Sala Sismica INGV-Roma | 94933331 |
Field | Value |
---|---|
Time (UTC) | 2021-09-01 20:44:26 ± 0.08 |
Latitude | 43.9752 ± 0.0045 |
Longitude | 11.7722 ± 0.0075 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 102055741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 596 |
Semi-minor axis of confidence ellipse (meter) | 202 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 33 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.32 |
Epicentral distance of station closest to the epicenter (degree) | 0.08813 |
Epicentral distance of station farthest from the epicenter (degree) | 0.93350 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 21 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 102055741 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-03-17 03:14:38 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.3 |
Num. used stations | 30 |
Type of magnitude | ML |
Reference to an origin | 94933331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-01 20:50:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAFI.HHZ. | 2021-09-01T20:44:49.10 | 0.6 | undecidable | manual | S | 168 | 73.371 | 50 | 0.18 | 45 |
IV.CRMI.HHZ. | 2021-09-01T20:44:47.33 | 0.3 | undecidable | manual | S | 253 | 66.378 | 50 | 0.25 | 67 |
IV.FNVD.HHZ. | 2021-09-01T20:44:44.72 | 0.3 | undecidable | manual | S | 293 | 55.9995 | 50 | 0.43 | 66 |
IV.PII.HHZ. | 2021-09-01T20:44:44.17 | 0.3 | undecidable | manual | P | 255 | 103.6185 | 50 | 0.26 | 62 |
IV.SSP9.EHZ. | 2021-09-01T20:44:43.78 | 0.6 | undecidable | manual | S | 147 | 53.0025 | 50 | 0.29 | 45 |
IV.PARC.HHZ. | 2021-09-01T20:44:43.17 | 0.3 | undecidable | manual | S | 134 | 52.0035 | 50 | -0.06 | 71 |
IV.IMOL.EHZ. | 2021-09-01T20:44:42.78 | 0.6 | undecidable | manual | S | 357 | 42.7239 | 50 | 2.04 | 18 |
IV.ATVO.HHZ. | 2021-09-01T20:44:40.50 | 0.3 | undecidable | manual | P | 142 | 83.1501 | 50 | -0.26 | 65 |
GU.POPM.HHZ. | 2021-09-01T20:44:40.37 | 0.3 | undecidable | manual | P | 276 | 81.3519 | 50 | -0.12 | 67 |
IV.CRE.HHZ. | 2021-09-01T20:44:40.25 | 0.3 | undecidable | manual | S | 160 | 42.0246 | 50 | -0.32 | 69 |
IV.CAFI.HHZ. | 2021-09-01T20:44:39.18 | 0.1 | undecidable | manual | P | 168 | 73.371 | 50 | -0.06 | 91 |
IV.CSNT.HHZ. | 2021-09-01T20:44:38.38 | 0.1 | undecidable | manual | P | 215 | 67.7766 | 50 | 0 | 93 |
IV.CRMI.HHZ. | 2021-09-01T20:44:38.08 | 0.1 | undecidable | manual | P | 253 | 66.378 | 50 | -0.1 | 92 |
IV.PE3.EHZ. | 2021-09-01T20:44:38.08 | 0.3 | undecidable | manual | P | 118 | 65.6898 | 50 | 0.01 | 70 |
IV.BRIS.HHZ. | 2021-09-01T20:44:36.19 | 0.3 | undecidable | manual | S | 359 | 27.6501 | 105 | 0.24 | 72 |
IV.FNVD.HHZ. | 2021-09-01T20:44:36.12 | 0.1 | undecidable | manual | P | 293 | 55.9995 | 50 | -0.45 | 87 |
IV.RUFI.EHZ. | 2021-09-01T20:44:35.59 | 0.6 | undecidable | manual | S | 234 | 25.9518 | 105 | 0.23 | 48 |
IV.PARC.HHZ. | 2021-09-01T20:44:35.43 | 0.1 | positive | manual | P | 134 | 52.0035 | 50 | -0.53 | 86 |
IV.MTRZ.HNN. | 2021-09-01T20:44:35.25 | 0.3 | undecidable | manual | P | 324 | 46.5201 | 50 | 0.13 | 71 |
IV.BRSN.EHZ. | 2021-09-01T20:44:35.30 | 0.6 | undecidable | manual | P | 35 | 42.1245 | 50 | 0.86 | 38 |
IV.SSP9.EHZ. | 2021-09-01T20:44:35.75 | 0.3 | undecidable | manual | P | 147 | 53.0025 | 50 | -0.36 | 67 |
IV.CPGN.EHZ. | 2021-09-01T20:44:35.47 | 0.3 | undecidable | manual | P | 114 | 47.9187 | 50 | 0.14 | 71 |
IV.IMOL.EHZ. | 2021-09-01T20:44:34.89 | 0.1 | undecidable | manual | P | 357 | 42.7239 | 50 | 0.37 | 91 |
IT.FIE.HGE. | 2021-09-01T20:44:34.14 | 0.3 | undecidable | manual | P | 244 | 42.5241 | 50 | -0.35 | 68 |
IV.CRE.HHZ. | 2021-09-01T20:44:33.92 | 0.1 | positive | manual | P | 160 | 42.0246 | 50 | -0.5 | 88 |
IV.ASQU.HHZ. | 2021-09-01T20:44:33.76 | 0.3 | undecidable | manual | S | 176 | 19.869 | 110 | 0.41 | 70 |
IV.RUFI.EHZ. | 2021-09-01T20:44:31.47 | 0.1 | positive | manual | P | 234 | 25.9518 | 105 | 0.05 | 100 |
IV.BRIS.HHZ. | 2021-09-01T20:44:31.61 | 0.1 | negative | manual | P | 359 | 27.6501 | 105 | -0.14 | 98 |
IV.ASQU.HHZ. | 2021-09-01T20:44:30.48 | 0.1 | positive | manual | P | 176 | 19.869 | 110 | 0.23 | 97 |
IV.LMD.HHZ. | 2021-09-01T20:44:30.36 | 0.3 | undecidable | manual | S | 336 | 12.4764 | 120 | -0.66 | 65 |
IV.SFI.HNE. | 2021-09-01T20:44:30.58 | 0.3 | undecidable | manual | S | 143 | 9.7791 | 126 | 0.33 | 73 |
IV.SFI.HNE. | 2021-09-01T20:44:28.64 | 0.1 | undecidable | manual | P | 143 | 9.7791 | 126 | 0.18 | 100 |
IV.LMD.HHZ. | 2021-09-01T20:44:28.51 | 0.1 | positive | manual | P | 336 | 12.4764 | 120 | -0.4 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHE. | ML:2.4 | 0.0033200000000000005 | 0.34 | AML | other | m | 2021-09-01T20:44:30.67 |
IV.LMD.HHN. | ML:2.3 | 0.00249 | 0.26 | AML | other | m | 2021-09-01T20:44:30.70 |
IV.ASQU.HHE. | ML:2.2 | 0.0012135 | 0.24 | AML | other | m | 2021-09-01T20:44:34.43 |
IV.RUFI.EHE. | ML:1.8 | 0.00035299999999999996 | 0.5 | AML | other | m | 2021-09-01T20:44:36.21 |
IV.BRIS.HHE. | ML:2.8 | 0.0030949999999999997 | 0.32 | AML | other | m | 2021-09-01T20:44:36.53 |
IV.ASQU.HHN. | ML:2.0 | 0.00074 | 0.86 | AML | other | m | 2021-09-01T20:44:37.46 |
IV.BRIS.HHN. | ML:2.6 | 0.00246 | 0.78 | AML | other | m | 2021-09-01T20:44:37.64 |
IV.RUFI.EHN. | ML:1.8 | 0.0003795 | 0.62 | AML | other | m | 2021-09-01T20:44:39.38 |
IV.CRE.HHN. | ML:2.4 | 0.0007749999999999999 | 0.36 | AML | other | m | 2021-09-01T20:44:40.96 |
IV.CRE.HHE. | ML:1.9 | 0.000241 | 0.78 | AML | other | m | 2021-09-01T20:44:41.53 |
IV.IMOL.HNE. | ML:2.4 | 0.0008320000000000001 | 0.22 | AML | other | m | 2021-09-01T20:44:43.65 |
IV.IMOL.HNN. | ML:2.4 | 0.0009379999999999999 | 0.88 | AML | other | m | 2021-09-01T20:44:44.54 |
IV.PARC.HHN. | ML:1.7 | 0.000129 | 1.64 | AML | other | m | 2021-09-01T20:44:45.97 |
IV.CRMI.HHE. | ML:1.6 | 0.0000799 | 0.62 | AML | other | m | 2021-09-01T20:44:48.16 |
IV.CRMI.HHN. | ML:2.1 | 0.000222 | 1.3 | AML | other | m | 2021-09-01T20:44:48.94 |
IV.FNVD.HHN. | ML:2.0 | 0.0002045 | 0.42 | AML | other | m | 2021-09-01T20:44:48.60 |
IV.PE3.EHE. | ML:1.9 | 0.00014315 | 1.56 | AML | other | m | 2021-09-01T20:44:48.17 |
IV.CSNT.HHN. | ML:1.7 | 0.00008360000000000001 | 1.3 | AML | other | m | 2021-09-01T20:44:52.10 |
IV.PARC.HHE. | ML:1.5 | 0.0000852 | 0.56 | AML | other | m | 2021-09-01T20:44:52.64 |
GU.POPM.HHN. | ML:2.0 | 0.0001505 | 0.3 | AML | other | m | 2021-09-01T20:44:53.05 |
IV.FNVD.HHE. | ML:1.9 | 0.00019600000000000002 | 0.54 | AML | other | m | 2021-09-01T20:44:53.16 |
IV.CAFI.HHE. | ML:1.8 | 0.00009865 | 0.54 | AML | other | m | 2021-09-01T20:44:54.04 |
IV.ATVO.HHN. | ML:1.7 | 0.0000614 | 1.2 | AML | other | m | 2021-09-01T20:44:55.15 |
IV.CSNT.HHE. | ML:1.6 | 0.00006465 | 0.7 | AML | other | m | 2021-09-01T20:44:55.75 |
GU.POPM.HHE. | ML:1.7 | 0.000075 | 0.74 | AML | other | m | 2021-09-01T20:44:56.43 |
IV.CAFI.HHN. | ML:1.5 | 0.00005575 | 0.82 | AML | other | m | 2021-09-01T20:44:56.14 |
IV.PE3.EHN. | ML:1.9 | 0.00014319999999999998 | 0.54 | AML | other | m | 2021-09-01T20:44:57.83 |
IV.ATVO.HHE. | ML:1.8 | 0.00007580000000000001 | 0.52 | AML | other | m | 2021-09-01T20:44:58.14 |
IV.PII.HHN. | ML:2.0 | 0.00008305 | 1.1 | AML | other | m | 2021-09-01T20:44:59.14 |
IV.PII.HHE. | ML:1.9 | 0.0000813 | 0.48 | AML | other | m | 2021-09-01T20:45:00.58 |