A magnitude ML 2.1 earthquake occured in region: 4 km SE Corte Brugnatella (PC), on
and geographic coordinates (lat, lon) 44.6840, 9.4080 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 |
---|---|---|---|---|
Corte Brugnatella | PC | 4 | 586 | 586 |
Cerignale | PC | 5 | 127 | 713 |
Coli | PC | 7 | 879 | 1592 |
Ferriere | PC | 8 | 1294 | 2886 |
Ottone | PC | 9 | 516 | 3402 |
Bobbio | PC | 9 | 3577 | 6979 |
Zerba | PC | 10 | 77 | 7056 |
Brallo di Pregola | PV | 12 | 599 | 7655 |
Gorreto | GE | 13 | 97 | 7752 |
Farini | PC | 13 | 1290 | 9042 |
Santo Stefano d'Aveto | GE | 16 | 1126 | 10168 |
Rovegno | GE | 16 | 554 | 10722 |
Menconico | PV | 16 | 360 | 11082 |
Santa Margherita di Staffora | PV | 16 | 473 | 11555 |
Fontanigorda | GE | 17 | 277 | 11832 |
Rezzoaglio | GE | 18 | 995 | 12827 |
Romagnese | PV | 18 | 687 | 13514 |
Bettola | PC | 19 | 2828 | 16342 |
Fascia | GE | 19 | 81 | 16423 |
Carrega Ligure | AL | 20 | 84 | 16507 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2020-11-25 12:58:18 |
44.6843 | 9.408 | 9 | 2021-02-26 14:56:11 |
Bollettino Sismico Italiano INGV | 85448831 |
Reviewed Rev100 |
ML 2.0 | 2020-11-25 12:58:18 |
44.6832 | 9.4103 | 9 | 2020-11-25 13:08:57 |
Sala Sismica INGV-Roma | 85006921 |
Field | Value |
---|---|
Time (UTC) | 2020-11-25 12:58:18 ± 0.11 |
Latitude | 44.6843 ± 0.0081 |
Longitude | 9.4080 ± 0.0076 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 85448831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 827 |
Semi-minor axis of confidence ellipse (meter) | 622 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 346 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 830.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 96 |
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) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.08813 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83817 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 85006921 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-11-25 13:08:57 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 85448831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-12-16 08:21:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PLMA.HHZ. | 2020-11-25T12:58:42.47 | 0.3 | undecidable | manual | S | 153 | 78.7656 | 50 | 0.29 | 64 |
GU.PCP.HHE. | 2020-11-25T12:58:39.65 | 0.6 | undecidable | manual | S | 257 | 69.9744 | 50 | -0.18 | 44 |
GU.GRAM.HHZ. | 2020-11-25T12:58:36.51 | 0.6 | undecidable | manual | S | 112 | 56.1993 | 50 | 0.35 | 44 |
IV.QLNO.HHZ. | 2020-11-25T12:58:35.05 | 0.3 | undecidable | manual | P | 245 | 93.0402 | 50 | 0.82 | 52 |
GU.ROTM.HHZ. | 2020-11-25T12:58:33.73 | 0.3 | undecidable | manual | P | 283 | 85.1481 | 50 | 0.72 | 55 |
IT.GNV.HGE. | 2020-11-25T12:58:33.60 | 0.6 | undecidable | manual | S | 233 | 46.9197 | 50 | -0.08 | 47 |
GU.EQUI.HHE. | 2020-11-25T12:58:33.01 | 0.3 | undecidable | manual | P | 134 | 82.3509 | 50 | 0.42 | 62 |
GU.RNCA.HHZ. | 2020-11-25T12:58:32.21 | 0.6 | undecidable | manual | S | 237 | 43.1235 | 50 | -0.47 | 44 |
IV.MSSA.HHZ. | 2020-11-25T12:58:31.86 | 0.3 | undecidable | manual | S | 168 | 41.7249 | 50 | -0.44 | 66 |
IV.PLMA.HHZ. | 2020-11-25T12:58:31.88 | 0.3 | undecidable | manual | P | 153 | 78.7656 | 50 | -0.15 | 66 |
GU.PCP.HHE. | 2020-11-25T12:58:30.50 | 0.3 | undecidable | manual | P | 257 | 69.9744 | 50 | -0.17 | 67 |
GU.GRAM.HHZ. | 2020-11-25T12:58:28.63 | 0.1 | undecidable | manual | P | 112 | 56.1993 | 50 | 0.08 | 93 |
IT.GNV.HGE. | 2020-11-25T12:58:27.04 | 0.6 | undecidable | manual | P | 233 | 46.9197 | 50 | -0.08 | 47 |
GU.RNCA.HHZ. | 2020-11-25T12:58:26.33 | 0.1 | negative | manual | P | 237 | 43.1235 | 50 | -0.21 | 93 |
IV.MSSA.HHZ. | 2020-11-25T12:58:25.88 | 0.1 | negative | manual | P | 168 | 41.7249 | 50 | -0.44 | 89 |
GU.GORR.HHZ. | 2020-11-25T12:58:23.60 | 0.3 | undecidable | manual | S | 227 | 12.4764 | 125 | 0.17 | 74 |
IV.BOB.HHZ. | 2020-11-25T12:58:22.43 | 0.3 | undecidable | manual | S | 19 | 9.7791 | 131 | -0.26 | 73 |
GU.GORR.HHZ. | 2020-11-25T12:58:21.36 | 0.1 | negative | manual | P | 227 | 12.4764 | 125 | 0.15 | 99 |
IV.BOB.HHZ. | 2020-11-25T12:58:20.64 | 0.1 | negative | manual | P | 19 | 9.7791 | 131 | -0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.BOB.HHN. | ML:2.4 | 0.00395 | 0.7 | AML | other | m | 2020-11-25T12:58:22.53 |
IV.BOB.HNN. | ML:2.4 | 0.00391 | 0.72 | AML | other | m | 2020-11-25T12:58:22.53 |
IV.BOB.HHE. | ML:2.4 | 0.003335 | 0.68 | AML | other | m | 2020-11-25T12:58:22.57 |
IV.BOB.HNE. | ML:2.3 | 0.0028650000000000004 | 0.66 | AML | other | m | 2020-11-25T12:58:23.57 |
GU.GORR.HHE. | ML:2.0 | 0.0013250000000000002 | 1.5 | AML | other | m | 2020-11-25T12:58:23.11 |
GU.GORR.HHN. | ML:2.5 | 0.003405 | 0.24 | AML | other | m | 2020-11-25T12:58:23.76 |
IV.MSSA.HHE. | ML:1.8 | 0.00020500000000000002 | 0.58 | AML | other | m | 2020-11-25T12:58:32.53 |
IV.MSSA.HHN. | ML:1.8 | 0.0002175 | 0.82 | AML | other | m | 2020-11-25T12:58:32.20 |
GU.GRAM.HHN. | ML:2.0 | 0.00023050000000000002 | 0.4 | AML | other | m | 2020-11-25T12:58:38.59 |
GU.GRAM.HHE. | ML:2.1 | 0.000307 | 1.1 | AML | other | m | 2020-11-25T12:58:39.10 |
IV.PLMA.HHE. | ML:1.7 | 0.0000661 | 0.3 | AML | other | m | 2020-11-25T12:58:43.42 |
IV.PLMA.HHN. | ML:1.7 | 0.0000717 | 0.5 | AML | other | m | 2020-11-25T12:58:43.39 |