A magnitude ML 0.6 earthquake occured in region: 2 km NE Marradi (FI), on
and geographic coordinates (lat, lon) 44.0900, 11.6340 at 9 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Marradi | FI | 2 | 3139 | 3139 |
Palazzuolo sul Senio | FI | 7 | 1154 | 4293 |
Tredozio | FC | 9 | 1212 | 5505 |
Portico e San Benedetto | FC | 14 | 756 | 6261 |
Modigliana | FC | 15 | 4560 | 10821 |
Casola Valsenio | RA | 15 | 2617 | 13438 |
Rocca San Casciano | FC | 17 | 1910 | 15348 |
Premilcuore | FC | 17 | 799 | 16147 |
Castel del Rio | BO | 17 | 1246 | 17393 |
San Godenzo | FI | 18 | 1167 | 18560 |
Brisighella | RA | 18 | 7639 | 26199 |
Fontanelice | BO | 20 | 1943 | 28142 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2021-06-24 13:23:25 |
44.0905 | 11.6338 | 9 | 2021-06-24 13:34:39 |
Sala Sismica INGV-Roma | 91822521 |
Field | Value |
---|---|
Time (UTC) | 2021-06-24 13:23:25 ± 0.08 |
Latitude | 44.0905 ± 0.0036 |
Longitude | 11.6338 ± 0.0038 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 91822521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 375 |
Semi-minor axis of confidence ellipse (meter) | 259 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 10 |
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) | 159 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31386 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 91822521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-24 13:34:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MRGE.HHZ. | 2021-06-24T13:25:01.59 | 3.0 | undecidable | manual | Sn | 0 | 0 | |||
IV.TDS.HHZ. | 2021-06-24T13:25:01.14 | 3.0 | undecidable | manual | Pg | 13.41 | 0 | |||
CR.STON.BHZ. | 2021-06-24T13:24:44.06 | 3.0 | undecidable | manual | Pg | 13.25 | 0 | |||
IV.PZUN.HHZ. | 2021-06-24T13:24:43.02 | 3.0 | positive | manual | Pg | 9.52 | 0 | |||
IV.IFOR.HHZ. | 2021-06-24T13:24:28.38 | 3.0 | negative | manual | Pg | 5.99 | 0 | |||
IV.CDRU.HHZ. | 2021-06-24T13:24:25.82 | 3.0 | undecidable | manual | Pn | -6.38 | 0 | |||
GU.RRL.HHZ. | 2021-06-24T13:24:19.20 | 3.0 | undecidable | manual | Pn | 1.64 | 0 | |||
ST.CARE.EHZ. | 2021-06-24T13:24:00.70 | 3.0 | positive | manual | Pg | 2.14 | 0 | |||
GU.GSCL.HHZ. | 2021-06-24T13:23:51.75 | 3.0 | undecidable | manual | Sg | -0.14 | 0 | |||
IV.BAG8.EHZ. | 2021-06-24T13:23:48.63 | 3.0 | positive | manual | Pn | -3.44 | 0 | |||
IV.VOBA.EHZ. | 2021-06-24T13:23:47.99 | 3.0 | negative | manual | Pn | -1.82 | 0 | |||
IV.ASQU.HHZ. | 2021-06-24T13:23:38.32 | 0.3 | undecidable | manual | S | 159 | 34.8429 | 50 | 0.09 | 73 |
IV.SFI.EHE. | 2021-06-24T13:23:36.05 | 0.6 | undecidable | manual | S | 140 | 26.751 | 108 | 0.31 | 47 |
IV.RUFI.EHZ. | 2021-06-24T13:23:36.53 | 0.6 | undecidable | manual | S | 200 | 29.748 | 107 | -0.2 | 48 |
IV.BOSL.HHZ. | 2021-06-24T13:23:36.06 | 0.3 | undecidable | manual | S | 230 | 27.2505 | 108 | 0.15 | 73 |
IV.BRIS.HHZ. | 2021-06-24T13:23:34.21 | 3.0 | undecidable | manual | S | 0 | ||||
IV.SEI.HHZ. | 2021-06-24T13:23:34.30 | 0.3 | undecidable | manual | S | 260 | 22.2555 | 112 | 0 | 76 |
IV.VISG.HHZ. | 2021-06-24T13:23:33.36 | 0.6 | undecidable | manual | S | 305 | 19.2696 | 115 | 0.03 | 51 |
IV.ZCCA.HHZ. | 2021-06-24T13:23:33.38 | 3.0 | undecidable | manual | P | -0.23 | 0 | |||
IV.ASQU.HHZ. | 2021-06-24T13:23:32.93 | 0.1 | undecidable | manual | P | 159 | 34.8429 | 50 | -0.12 | 97 |
IV.RUFI.EHZ. | 2021-06-24T13:23:31.97 | 0.1 | undecidable | manual | P | 200 | 29.748 | 107 | -0.22 | 96 |
IV.BOSL.HHZ. | 2021-06-24T13:23:31.93 | 0.6 | negative | manual | P | 230 | 27.2505 | 108 | 0.22 | 48 |
IV.SFI.EHE. | 2021-06-24T13:23:31.65 | 0.1 | undecidable | manual | P | 140 | 26.751 | 108 | 0.04 | 100 |
IV.VISG.HHZ. | 2021-06-24T13:23:30.32 | 0.6 | negative | manual | P | 305 | 19.2696 | 115 | 0.1 | 50 |
IV.SEI.HHZ. | 2021-06-24T13:23:30.70 | 0.3 | negative | manual | P | 260 | 22.2555 | 112 | -0.08 | 75 |
IV.LMD.HHZ. | 2021-06-24T13:23:29.54 | 0.6 | undecidable | manual | S | 104 | 5.994 | 146 | -0.15 | 51 |
IV.LMD.HHZ. | 2021-06-24T13:23:28.13 | 0.6 | positive | manual | P | 104 | 5.994 | 146 | 0.01 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LMD.HHN. | ML:0.6 | 0.00007525000000000001 | 0.1 | AML | other | m | 2021-06-24T13:23:29.61 |
IV.LMD.HHE. | ML:0.6 | 0.00007125000000000001 | 1.02 | AML | other | m | 2021-06-24T13:23:29.12 |
IV.VISG.HHE. | ML:0.3 | 0.000014150000000000002 | 0.6 | AML | other | m | 2021-06-24T13:23:33.59 |
IV.VISG.HHN. | ML:0.5 | 0.00002565 | 0.1 | AML | other | m | 2021-06-24T13:23:33.85 |
IV.BOSL.HHE. | ML:0.4 | 0.0000167 | 0.32 | AML | other | m | 2021-06-24T13:23:36.51 |
IV.BOSL.HHN. | ML:0.6 | 0.00001755 | 0.36 | AML | other | m | 2021-06-24T13:23:36.73 |
IV.ASQU.HHE. | ML:0.7 | 0.0000184 | 0.28 | AML | other | m | 2021-06-24T13:23:38.78 |
IV.ASQU.HHN. | ML:0.8 | 0.000027300000000000003 | 0.34 | AML | other | m | 2021-06-24T13:23:38.64 |
IV.SEI.HHE. | ML:0.9 | 0.000051063700000000004 | 0.3776 | AML | other | m | 2021-06-24T13:23:35.47 |
IV.SEI.HHN. | ML:1.1 | 0.00008117283 | 0.2624 | AML | other | m | 2021-06-24T13:23:34.67 |