A magnitude ML 1.7 earthquake occured in region: 6 km N Marradi (FI), on
and geographic coordinates (lat, lon) 44.1280, 11.6180 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 |
---|---|---|---|---|
Palazzuolo sul Senio | FI | 6 | 1154 | 1154 |
Marradi | FI | 6 | 3139 | 4293 |
Casola Valsenio | RA | 11 | 2617 | 6910 |
Tredozio | FC | 12 | 1212 | 8122 |
Castel del Rio | BO | 13 | 1246 | 9368 |
Modigliana | FC | 14 | 4560 | 13928 |
Fontanelice | BO | 15 | 1943 | 15871 |
Brisighella | RA | 16 | 7639 | 23510 |
Borgo Tossignano | BO | 17 | 3288 | 26798 |
Portico e San Benedetto | FC | 17 | 756 | 27554 |
Riolo Terme | RA | 19 | 5720 | 33274 |
Casalfiumanese | BO | 19 | 3438 | 36712 |
Firenzuola | FI | 19 | 4726 | 41438 |
Rocca San Casciano | FC | 19 | 1910 | 43348 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2020-06-02 04:51:17 |
44.1282 | 11.6177 | 9 | 2020-11-19 12:36:58 |
Bollettino Sismico Italiano INGV | 82290201 |
Reviewed Rev100 |
ML 1.7 | 2020-06-02 04:51:17 |
44.1287 | 11.6173 | 9 | 2020-06-02 04:55:46 |
Sala Sismica INGV-Roma | 79813791 |
Field | Value |
---|---|
Time (UTC) | 2020-06-02 04:51:17 ± 0.06 |
Latitude | 44.1282 ± 0.0036 |
Longitude | 11.6177 ± 0.0050 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 82290201 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 375 |
Semi-minor axis of confidence ellipse (meter) | 326 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 251 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.08184 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56298 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.4 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 79813791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-06-02 04:55:46 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 82290201 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-08-24 14:51:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2020-06-02T04:51:37.92 | 0.6 | undecidable | manual | S | 155 | 62.493 | 50 | 0.7 | 39 |
IV.FNVD.HHZ. | 2020-06-02T04:51:31.47 | 0.3 | undecidable | manual | S | 277 | 39.627 | 50 | 0.35 | 68 |
IV.ASQU.HHZ. | 2020-06-02T04:51:31.04 | 0.3 | undecidable | manual | S | 159 | 39.2274 | 50 | 0.03 | 73 |
IV.RUFI.EHZ. | 2020-06-02T04:51:29.23 | 0.3 | undecidable | manual | S | 195 | 33.3444 | 50 | -0.2 | 71 |
IV.IMOL.EHZ. | 2020-06-02T04:51:28.96 | 3.0 | undecidable | manual | S | 21 | 27.5502 | 108 | 1.25 | 0 |
IV.SFI.EHZ. | 2020-06-02T04:51:28.73 | 0.3 | undecidable | manual | S | 143 | 30.8469 | 50 | -0.03 | 74 |
IV.CRE.HHZ. | 2020-06-02T04:51:28.98 | 0.3 | undecidable | manual | P | 155 | 62.493 | 50 | 0.03 | 69 |
IV.RINC.HHZ. | 2020-06-02T04:51:27.57 | 0.3 | undecidable | manual | S | 182 | 26.8509 | 109 | 0.09 | 73 |
IV.RONT.HHZ. | 2020-06-02T04:51:26.07 | 0.3 | undecidable | manual | S | 225 | 20.9679 | 114 | 0.49 | 68 |
IV.BRSN.EHZ. | 2020-06-02T04:51:26.20 | 0.3 | undecidable | manual | P | 65 | 40.626 | 50 | 0.62 | 63 |
IV.SEI.HHZ. | 2020-06-02T04:51:26.11 | 0.3 | undecidable | manual | S | 248 | 22.1556 | 112 | 0.13 | 73 |
IV.FNVD.HHZ. | 2020-06-02T04:51:25.12 | 0.3 | undecidable | manual | P | 277 | 39.627 | 50 | -0.31 | 68 |
IV.ASQU.HHZ. | 2020-06-02T04:51:24.94 | 0.3 | undecidable | manual | P | 159 | 39.2274 | 50 | -0.43 | 67 |
IV.BRIS.HHZ. | 2020-06-02T04:51:24.20 | 0.3 | undecidable | manual | S | 48 | 15.9729 | 120 | 0.17 | 73 |
IV.RUFI.EHZ. | 2020-06-02T04:51:24.16 | 0.3 | undecidable | manual | P | 195 | 33.3444 | 50 | -0.29 | 69 |
IV.VISG.HHZ. | 2020-06-02T04:51:23.83 | 0.3 | undecidable | manual | S | 295 | 16.0728 | 120 | -0.23 | 72 |
IV.IMOL.EHZ. | 2020-06-02T04:51:23.51 | 0.3 | undecidable | manual | P | 21 | 27.5502 | 108 | 0.05 | 74 |
IV.RINC.HHZ. | 2020-06-02T04:51:23.34 | 0.3 | undecidable | manual | P | 182 | 26.8509 | 109 | 0.01 | 74 |
IV.SFI.EHZ. | 2020-06-02T04:51:23.74 | 0.3 | undecidable | manual | P | 143 | 30.8469 | 50 | -0.32 | 69 |
IV.MTRZ.HHZ. | 2020-06-02T04:51:23.37 | 0.3 | undecidable | manual | P | 323 | 25.5522 | 110 | 0.28 | 71 |
IV.RONT.HHZ. | 2020-06-02T04:51:22.32 | 0.1 | undecidable | manual | P | 225 | 20.9679 | 114 | 0.09 | 99 |
IV.SEI.HHZ. | 2020-06-02T04:51:22.32 | 0.1 | positive | manual | P | 248 | 22.1556 | 112 | -0.14 | 97 |
IV.LMD.HHZ. | 2020-06-02T04:51:22.11 | 0.3 | undecidable | manual | S | 128 | 9.0798 | 135 | -0.01 | 77 |
IV.VISG.HHZ. | 2020-06-02T04:51:21.11 | 0.1 | positive | manual | P | 295 | 16.0728 | 120 | -0.24 | 96 |
IV.BRIS.HHZ. | 2020-06-02T04:51:21.17 | 0.1 | positive | manual | P | 48 | 15.9729 | 120 | -0.16 | 98 |
IV.LMD.HHZ. | 2020-06-02T04:51:20.11 | 0.1 | undecidable | manual | P | 128 | 9.0798 | 135 | -0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SEI.HHN. | ML:2.3 | 0.0014413644999999998 | 0.2784 | AML | other | m | 2020-06-02T04:51:26.61 |
IV.LMD.HHN. | ML:1.5 | 0.0004278241 | 0.16 | AML | other | m | 2020-06-02T04:51:22.51 |
IV.VISG.HHE. | ML:1.8 | 0.0005686551 | 0.0768 | AML | other | m | 2020-06-02T04:51:24.50 |
IV.VISG.HHN. | ML:2.0 | 0.00085857865 | 0.1184 | AML | other | m | 2020-06-02T04:51:24.29 |
IV.BRIS.HHN. | ML:2.0 | 0.0008958079999999999 | 0.1792 | AML | other | m | 2020-06-02T04:51:24.31 |
IV.BRIS.HHE. | ML:2.0 | 0.0009680582 | 0.1408 | AML | other | m | 2020-06-02T04:51:24.30 |
IV.SEI.HHE. | ML:1.9 | 0.0005286672 | 0.32 | AML | other | m | 2020-06-02T04:51:28.16 |
IV.RONT.HHN. | ML:2.2 | 0.0011032225 | 0.16 | AML | other | m | 2020-06-02T04:51:26.65 |
IV.RONT.HHE. | ML:2.0 | 0.00084097 | 0.2016 | AML | other | m | 2020-06-02T04:51:28.16 |
IV.RINC.HHE. | ML:1.3 | 0.00010259119 | 0.32 | AML | other | m | 2020-06-02T04:51:28.40 |
IV.RINC.HHN. | ML:1.0 | 0.000060199545 | 0.1408 | AML | other | m | 2020-06-02T04:51:28.79 |
IV.MTRZ.HHE. | ML:1.6 | 0.00024254585 | 0.24 | AML | other | m | 2020-06-02T04:51:30.76 |
IV.MTRZ.HNN. | ML:1.7 | 0.00031002830000000006 | 0.3392 | AML | other | m | 2020-06-02T04:51:30.76 |
IV.MTRZ.HNE. | ML:1.6 | 0.0002526207 | 0.2496 | AML | other | m | 2020-06-02T04:51:30.88 |
IV.MTRZ.HHN. | ML:1.7 | 0.00027391964999999997 | 0.3392 | AML | other | m | 2020-06-02T04:51:30.59 |
IV.IMOL.HNE. | ML:1.6 | 0.00019653055 | 0.16 | AML | other | m | 2020-06-02T04:51:30.32 |
IV.IMOL.HNN. | ML:1.7 | 0.00026457345 | 0.1984 | AML | other | m | 2020-06-02T04:51:31.30 |
IV.ASQU.HHE. | ML:1.0 | 0.000041869635000000006 | 0.2592 | AML | other | m | 2020-06-02T04:51:36.15 |
IV.ASQU.HHN. | ML:1.1 | 0.000043277725 | 0.1408 | AML | other | m | 2020-06-02T04:51:33.27 |
IV.FNVD.HHE. | ML:1.7 | 0.0001836099 | 0.1184 | AML | other | m | 2020-06-02T04:51:32.15 |
IV.FNVD.HHN. | ML:1.9 | 0.0002689147 | 0.0992 | AML | other | m | 2020-06-02T04:51:32.12 |
IV.BRSN.HNE. | ML:1.8 | 0.0002110848 | 0.2304 | AML | other | m | 2020-06-02T04:51:35.25 |
IV.BRSN.HNN. | ML:1.8 | 0.0002299753 | 0.3296 | AML | other | m | 2020-06-02T04:51:36.41 |
IV.BRSN.EHN. | ML:1.8 | 0.00019648864999999998 | 0.32 | AML | other | m | 2020-06-02T04:51:36.41 |
IV.BRSN.EHE. | ML:1.7 | 0.00018252305000000002 | 0.2592 | AML | other | m | 2020-06-02T04:51:36.07 |
IV.LMD.HHE. | ML:1.2 | 0.0002495597 | 0.1792 | AML | other | m | 2020-06-02T04:51:23.21 |