A magnitude ML 1.1 earthquake occured in region: 5 km N Bagno di Romagna (FC), on
and geographic coordinates (lat, lon) 43.9010, 11.9720 at 10 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 |
---|---|---|---|---|
Bagno di Romagna | FC | 5 | 6026 | 6026 |
Santa Sofia | FC | 7 | 4136 | 10162 |
Galeata | FC | 12 | 2516 | 12678 |
Verghereto | FC | 12 | 1907 | 14585 |
Civitella di Romagna | FC | 12 | 3786 | 18371 |
Sarsina | FC | 14 | 3446 | 21817 |
Premilcuore | FC | 18 | 799 | 22616 |
Casteldelci | RN | 19 | 407 | 23023 |
Mercato Saraceno | FC | 19 | 6886 | 29909 |
Sant'Agata Feltria | RN | 20 | 2151 | 32060 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-02-21 03:22:59 |
43.9008 | 11.9715 | 10 | 2021-07-12 16:55:03 |
Bollettino Sismico Italiano INGV | 88383761 |
Reviewed Rev100 |
ML 1.1 | 2021-02-21 03:22:58 |
43.8987 | 11.9927 | 10 | 2021-02-21 03:29:31 |
Sala Sismica INGV-Roma | 87349931 |
Field | Value |
---|---|
Time (UTC) | 2021-02-21 03:22:59 ± 0.18 |
Latitude | 43.9008 ± 0.0090 |
Longitude | 11.9715 ± 0.0137 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88383761 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1178 |
Semi-minor axis of confidence ellipse (meter) | 686 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 234 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1180.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 135 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57107 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 87349931 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-21 03:29:31 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 88383761 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-22 15:59:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAFI.HHZ. | 2021-02-21T03:23:19.50 | 0.6 | undecidable | manual | S | 180 | 63.3921 | 50 | 0.86 | 37 |
IV.PE3.EHZ. | 2021-02-21T03:23:15.34 | 0.6 | undecidable | manual | S | 118 | 47.8188 | 50 | 0.88 | 38 |
IV.BRIS.HHZ. | 2021-02-21T03:23:13.41 | 0.6 | undecidable | manual | S | 336 | 39.4272 | 50 | 1.17 | 33 |
IV.CRE.HHZ. | 2021-02-21T03:23:10.04 | 0.6 | undecidable | manual | S | 183 | 31.3464 | 50 | -0.03 | 50 |
IV.PARC.HHZ. | 2021-02-21T03:23:10.87 | 0.6 | undecidable | manual | S | 143 | 35.2425 | 50 | -0.25 | 47 |
IV.CAFI.HHZ. | 2021-02-21T03:23:10.18 | 0.3 | undecidable | manual | P | 180 | 63.3921 | 50 | -0.17 | 69 |
IV.LMD.HHZ. | 2021-02-21T03:23:09.27 | 0.6 | undecidable | manual | S | 313 | 28.749 | 50 | -0.12 | 49 |
IV.RINC.HHZ. | 2021-02-21T03:23:09.54 | 0.6 | undecidable | manual | S | 267 | 29.1486 | 50 | 0.04 | 50 |
IV.PE3.EHZ. | 2021-02-21T03:23:08.03 | 0.3 | undecidable | manual | P | 118 | 47.8188 | 50 | 0.1 | 72 |
IV.BRIS.HHZ. | 2021-02-21T03:23:06.80 | 0.3 | undecidable | manual | P | 336 | 39.4272 | 50 | 0.15 | 72 |
IV.ASQU.HHZ. | 2021-02-21T03:23:06.95 | 0.6 | undecidable | manual | S | 232 | 18.5703 | 118 | 0.61 | 44 |
IV.CPGN.EHZ. | 2021-02-21T03:23:05.46 | 0.3 | undecidable | manual | P | 111 | 30.0477 | 50 | 0.26 | 72 |
IV.PARC.HHZ. | 2021-02-21T03:23:05.32 | 0.1 | undecidable | manual | P | 143 | 35.2425 | 50 | -0.68 | 84 |
IV.LMD.HHZ. | 2021-02-21T03:23:04.51 | 0.3 | undecidable | manual | P | 313 | 28.749 | 50 | -0.5 | 68 |
IV.RINC.HHZ. | 2021-02-21T03:23:04.79 | 0.3 | undecidable | manual | P | 267 | 29.1486 | 50 | -0.28 | 72 |
IV.CRE.HHZ. | 2021-02-21T03:23:04.99 | 0.1 | undecidable | manual | P | 183 | 31.3464 | 50 | -0.41 | 92 |
IV.SFI.EHZ. | 2021-02-21T03:23:03.75 | 0.6 | undecidable | manual | S | 273 | 9.9789 | 135 | -0.16 | 51 |
IV.ASQU.HHZ. | 2021-02-21T03:23:03.66 | 0.1 | positive | manual | P | 232 | 18.5703 | 118 | 0.42 | 94 |
IV.SFI.EHZ. | 2021-02-21T03:23:01.63 | 0.1 | undecidable | manual | P | 273 | 9.9789 | 135 | -0.21 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SFI.EHN. | ML:0.9 | 0.00011249999999999998 | 0.28 | AML | other | m | 2021-02-21T03:23:03.82 |
IV.SFI.EHE. | ML:1.0 | 0.00011449999999999999 | 0.18 | AML | other | m | 2021-02-21T03:23:03.83 |
IV.ASQU.HHE. | ML:1.3 | 0.0001595 | 0.22 | AML | other | m | 2021-02-21T03:23:07.26 |
IV.ASQU.HHN. | ML:1.2 | 0.0001242 | 0.2 | AML | other | m | 2021-02-21T03:23:07.28 |
IV.LMD.HHE. | ML:1.1 | 0.0000686 | 0.22 | AML | other | m | 2021-02-21T03:23:09.40 |
IV.RINC.HHN. | ML:0.8 | 0.00003136 | 0.74 | AML | other | m | 2021-02-21T03:23:09.28 |
IV.LMD.HHN. | ML:1.0 | 0.0000523 | 1.34 | AML | other | m | 2021-02-21T03:23:10.18 |
IV.RINC.HHE. | ML:1.0 | 0.0000427 | 0.26 | AML | other | m | 2021-02-21T03:23:10.39 |
IV.CRE.HHE. | ML:0.8 | 0.000027700000000000002 | 0.46 | AML | other | m | 2021-02-21T03:23:11.43 |
IV.CRE.HHN. | ML:1.1 | 0.00005405 | 0.24 | AML | other | m | 2021-02-21T03:23:12.90 |
IV.BRIS.HHE. | ML:1.3 | 0.0000711 | 0.3 | AML | other | m | 2021-02-21T03:23:13.77 |
IV.BRIS.HHN. | ML:1.3 | 0.00006325 | 0.42 | AML | other | m | 2021-02-21T03:23:14.80 |