A magnitude ML 1.6 earthquake occured in region: 5 km NW Meldola (FC), on
and geographic coordinates (lat, lon) 44.1590, 12.0220 at 18 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 |
---|---|---|---|---|
Meldola | FC | 5 | 9970 | 9970 |
Castrocaro Terme e Terra del Sole | FC | 6 | 6426 | 16396 |
Predappio | FC | 7 | 6346 | 22742 |
Forlì | FC | 7 | 117913 | 140655 |
Bertinoro | FC | 9 | 11059 | 151714 |
Forlimpopoli | FC | 9 | 13290 | 165004 |
Dovadola | FC | 11 | 1653 | 166657 |
Cesena | FC | 18 | 96758 | 263415 |
Rocca San Casciano | FC | 18 | 1910 | 265325 |
Faenza | RA | 18 | 58541 | 323866 |
Civitella di Romagna | FC | 18 | 3786 | 327652 |
Modigliana | FC | 18 | 4560 | 332212 |
Galeata | FC | 20 | 2516 | 334728 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-09-04 20:35:55 |
44.1588 | 12.0215 | 18 | 2021-02-26 14:56:05 |
Bollettino Sismico Italiano INGV | 84691091 |
Reviewed Rev100 |
ML 1.5 | 2020-09-04 20:35:55 |
44.1308 | 12.0135 | 7 | 2020-09-04 21:28:38 |
Sala Sismica INGV-Roma | 82628311 |
Field | Value |
---|---|
Time (UTC) | 2020-09-04 20:35:55 ± 0.24 |
Latitude | 44.1588 ± 0.0081 |
Longitude | 12.0215 ± 0.0100 |
Depth (km) | 18 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84691091 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 844 |
Semi-minor axis of confidence ellipse (meter) | 580 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 229 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 840.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 74 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 32 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.54 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.67989 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.4 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 84691091 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-23 11:13:44 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 82628311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-04 21:28:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GUMA.HHZ. | 2020-09-04T20:36:40.05 | 3.0 | undecidable | manual | S | -1.56 | 0 | |||
IV.NARO.HHZ. | 2020-09-04T20:36:18.96 | 0.1 | undecidable | manual | S | 143 | 75.4689 | 96 | 0.84 | 77 |
IV.CRE.HHZ. | 2020-09-04T20:36:14.89 | 0.1 | undecidable | manual | S | 185 | 60.1953 | 98 | 0.82 | 78 |
IV.PARC.HHZ. | 2020-09-04T20:36:14.40 | 0.1 | undecidable | manual | S | 163 | 59.1963 | 98 | 0.58 | 87 |
IV.SEI.HHZ. | 2020-09-04T20:36:13.42 | 0.1 | undecidable | manual | S | 258 | 54.1014 | 99 | 0.96 | 72 |
IV.RUFI.EHZ. | 2020-09-04T20:36:12.82 | 0.1 | undecidable | manual | S | 229 | 54.2013 | 99 | 0.33 | 92 |
IV.VISG.HHZ. | 2020-09-04T20:36:11.31 | 0.1 | undecidable | manual | S | 274 | 46.8198 | 101 | 0.75 | 80 |
IV.ASQU.HHZ. | 2020-09-04T20:36:10.06 | 0.1 | undecidable | manual | S | 205 | 44.2224 | 102 | 0.18 | 97 |
IV.RINC.HHZ. | 2020-09-04T20:36:10.13 | 0.1 | undecidable | manual | S | 228 | 44.8218 | 102 | 0.1 | 98 |
IV.BLLA.EHE. | 2020-09-04T20:36:08.77 | 0.3 | undecidable | manual | S | 93 | 35.742 | 106 | 1.08 | 55 |
IV.RSM2.HHE. | 2020-09-04T20:36:08.94 | 0.3 | undecidable | manual | S | 126 | 41.7249 | 103 | -0.3 | 71 |
IV.NARO.HHZ. | 2020-09-04T20:36:07.90 | 0.3 | undecidable | manual | P | 143 | 75.4689 | 96 | -0.63 | 60 |
IV.IMOL.EHZ. | 2020-09-04T20:36:07.21 | 0.3 | undecidable | manual | S | 315 | 31.4463 | 109 | 0.63 | 65 |
IV.PE3.EHZ. | 2020-09-04T20:36:06.77 | 0.1 | undecidable | manual | P | 143 | 63.8916 | 98 | 0.02 | 97 |
IV.SFI.EHZ. | 2020-09-04T20:36:06.20 | 0.1 | undecidable | manual | S | 206 | 31.4463 | 109 | -0.38 | 96 |
IV.PARC.HHZ. | 2020-09-04T20:36:05.52 | 0.1 | undecidable | manual | P | 163 | 59.1963 | 98 | -0.52 | 87 |
IV.CRE.HHZ. | 2020-09-04T20:36:05.84 | 0.1 | undecidable | manual | P | 185 | 60.1953 | 98 | -0.34 | 91 |
IV.SEI.HHZ. | 2020-09-04T20:36:05.02 | 0.1 | undecidable | manual | P | 258 | 54.1014 | 99 | -0.24 | 95 |
IV.RUFI.EHZ. | 2020-09-04T20:36:04.43 | 0.1 | undecidable | manual | P | 229 | 54.2013 | 99 | -0.85 | 77 |
IV.CPGN.EHZ. | 2020-09-04T20:36:04.65 | 0.1 | undecidable | manual | P | 149 | 46.3203 | 101 | 0.56 | 90 |
IV.VISG.HHZ. | 2020-09-04T20:36:04.12 | 0.1 | undecidable | manual | P | 274 | 46.8198 | 101 | -0.05 | 100 |
IV.RINC.HHZ. | 2020-09-04T20:36:03.04 | 0.1 | negative | manual | P | 228 | 44.8218 | 102 | -0.82 | 80 |
IV.BRSN.EHZ. | 2020-09-04T20:36:03.04 | 0.1 | undecidable | manual | S | 19 | 14.6742 | 133 | 0.34 | 98 |
IV.IMOL.EHZ. | 2020-09-04T20:36:03.23 | 0.1 | undecidable | manual | P | 315 | 31.4463 | 109 | 1.36 | 62 |
IV.FAEN.HNE. | 2020-09-04T20:36:03.34 | 0.3 | undecidable | manual | S | 322 | 18.4704 | 125 | -0.15 | 78 |
IV.RSM2.HHE. | 2020-09-04T20:36:03.53 | 0.3 | undecidable | manual | P | 126 | 41.7249 | 103 | 0.13 | 75 |
IT.FAZ.HNE. | 2020-09-04T20:36:03.41 | 0.3 | undecidable | manual | S | 326 | 18.5703 | 125 | -0.11 | 79 |
IV.BLLA.EHE. | 2020-09-04T20:36:02.23 | 0.3 | undecidable | manual | P | 93 | 35.742 | 106 | -0.28 | 72 |
IV.ASQU.HHZ. | 2020-09-04T20:36:02.87 | 0.1 | negative | manual | P | 205 | 44.2224 | 102 | -0.91 | 77 |
IV.SFI.EHZ. | 2020-09-04T20:36:00.97 | 0.1 | negative | manual | P | 206 | 31.4463 | 109 | -0.9 | 79 |
IT.FAZ.HNE. | 2020-09-04T20:35:59.78 | 0.3 | undecidable | manual | P | 326 | 18.5703 | 125 | -0.31 | 75 |
IV.FAEN.HNE. | 2020-09-04T20:35:59.75 | 0.3 | undecidable | manual | P | 322 | 18.4704 | 125 | -0.33 | 75 |
IV.BRSN.EHZ. | 2020-09-04T20:35:58.88 | 0.1 | positive | manual | P | 19 | 14.6742 | 133 | -0.74 | 88 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BRSN.HNN. | ML:2.5 | 0.0024699999999999995 | 0.42 | AML | other | m | 2020-09-04T20:36:03.41 |
IV.BRSN.EHN. | ML:2.5 | 0.0024449999999999997 | 0.38 | AML | other | m | 2020-09-04T20:36:03.41 |
IV.BRSN.EHE. | ML:2.5 | 0.002475 | 0.32 | AML | other | m | 2020-09-04T20:36:03.30 |
IV.BRSN.HNE. | ML:2.6 | 0.00257 | 0.34 | AML | other | m | 2020-09-04T20:36:03.30 |
IV.SFI.EHN. | ML:1.6 | 0.0001735 | 0.14 | AML | other | m | 2020-09-04T20:36:06.75 |
IV.SFI.EHE. | ML:1.6 | 0.0001435 | 0.18 | AML | other | m | 2020-09-04T20:36:06.80 |
IV.ASQU.HHE. | ML:1.6 | 0.00009900000000000001 | 0.16 | AML | other | m | 2020-09-04T20:36:11.23 |
IV.ASQU.HHN. | ML:1.6 | 0.00010295 | 0.32 | AML | other | m | 2020-09-04T20:36:11.00 |
IV.RINC.HHE. | ML:1.7 | 0.0001365 | 0.82 | AML | other | m | 2020-09-04T20:36:11.28 |
IV.RINC.HHN. | ML:1.5 | 0.000095 | 0.26 | AML | other | m | 2020-09-04T20:36:11.75 |
IV.VISG.HHN. | ML:1.9 | 0.0001945 | 0.24 | AML | other | m | 2020-09-04T20:36:12.50 |
IV.VISG.HHE. | ML:1.4 | 0.00007039999999999999 | 0.92 | AML | other | m | 2020-09-04T20:36:12.28 |
IV.SEI.HHE. | ML:1.8 | 0.00012644095 | 0.448 | AML | other | m | 2020-09-04T20:36:13.90 |
IV.SEI.HHN. | ML:2.1 | 0.00026549999999999995 | 1.4 | AML | other | m | 2020-09-04T20:36:13.24 |
IV.PARC.HHN. | ML:1.4 | 0.00005115 | 0.34 | AML | other | m | 2020-09-04T20:36:15.27 |
IV.PARC.HHE. | ML:1.3 | 0.0000381 | 0.24 | AML | other | m | 2020-09-04T20:36:15.49 |
IV.CRE.HHE. | ML:1.3 | 0.00003839596 | 0.3584 | AML | other | m | 2020-09-04T20:36:15.32 |
IV.CRE.HHN. | ML:1.8 | 0.000119 | 0.62 | AML | other | m | 2020-09-04T20:36:15.85 |
IV.NARO.HHE. | ML:1.0 | 0.000015028245000000001 | 0.1152 | AML | other | m | 2020-09-04T20:36:19.55 |
IV.NARO.HHN. | ML:1.3 | 0.00002901681 | 0.192 | AML | other | m | 2020-09-04T20:36:19.60 |