A magnitude ML 1.8 earthquake occured in region: 2 km N Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.8420, 12.9140 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 2 | 1075 | 1075 |
Sellano | PG | 5 | 1079 | 2154 |
Vallo di Nera | PG | 9 | 364 | 2518 |
Preci | PG | 11 | 724 | 3242 |
Campello sul Clitunno | PG | 11 | 2442 | 5684 |
Sant'Anatolia di Narco | PG | 14 | 564 | 6248 |
Trevi | PG | 14 | 8469 | 14717 |
Poggiodomo | PG | 15 | 117 | 14834 |
Norcia | PG | 16 | 4957 | 19791 |
Scheggino | PG | 16 | 461 | 20252 |
Cascia | PG | 16 | 3217 | 23469 |
Visso | MC | 17 | 1107 | 24576 |
Monte Cavallo | MC | 18 | 145 | 24721 |
Spoleto | PG | 19 | 38218 | 62939 |
Castel Ritaldi | PG | 20 | 3278 | 66217 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2020-12-06 14:22:51 |
42.8422 | 12.9143 | 9 | 2021-02-26 14:56:18 |
Bollettino Sismico Italiano INGV | 86891921 |
Reviewed Rev100 |
ML 1.8 | 2020-12-06 14:22:51 |
42.8448 | 12.9148 | 9 | 2020-12-06 14:37:45 |
Sala Sismica INGV-Roma | 85244571 |
Field | Value |
---|---|
Time (UTC) | 2020-12-06 14:22:51 ± 0.06 |
Latitude | 42.8422 ± 0.0027 |
Longitude | 12.9143 ± 0.0037 |
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 | 86891921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 298 |
Semi-minor axis of confidence ellipse (meter) | 210 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 58 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 60 |
Number of defining phases | 54 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.65471 |
Number of stations at which the event was observed | 35 |
Number of stations from which data was used for origin computation | 29 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 86891921 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-06 20:56:34 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 85244571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-06 14:37:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRMI.HHZ. | 2020-12-06T14:23:49.45 | 3.0 | undecidable | manual | Sg | 5.77 | 0 | |||
IV.FIU1.HNZ. | 2020-12-06T14:23:30.48 | 3.0 | undecidable | manual | P | 0 | ||||
IV.FIR.HHZ. | 2020-12-06T14:23:23.33 | 3.0 | undecidable | manual | P | 4.75 | 0 | |||
IV.PE3.EHZ. | 2020-12-06T14:23:22.04 | 3.0 | undecidable | manual | S | -1.49 | 0 | |||
IV.ATVO.HHN. | 2020-12-06T14:23:15.03 | 0.3 | undecidable | manual | S | 326 | 72.6717 | 50 | 0.71 | 57 |
IV.TB01.DHZ.01 | 2020-12-06T14:23:14.63 | 0.3 | undecidable | manual | S | 327 | 71.2731 | 50 | 0.67 | 58 |
IV.ATLO.EHE. | 2020-12-06T14:23:12.70 | 0.6 | undecidable | manual | S | 322 | 66.6777 | 50 | -0.02 | 46 |
IV.CING.HNZ. | 2020-12-06T14:23:12.26 | 0.3 | undecidable | manual | S | 21 | 63.3921 | 50 | 0.41 | 65 |
IV.TERO.HHZ. | 2020-12-06T14:23:11.60 | 0.3 | undecidable | manual | S | 113 | 61.1943 | 50 | 0.32 | 66 |
IV.MURB.HHZ. | 2020-12-06T14:23:10.49 | 0.6 | undecidable | manual | S | 326 | 56.3991 | 50 | 0.51 | 43 |
IV.ATMI.HHZ. | 2020-12-06T14:23:09.94 | 3.0 | undecidable | manual | P | 0 | ||||
IV.EL6.EHZ. | 2020-12-06T14:23:09.95 | 0.3 | undecidable | manual | S | 16 | 56.0994 | 50 | 0.03 | 71 |
IV.MF5.EHZ. | 2020-12-06T14:23:08.22 | 0.3 | undecidable | manual | S | 70 | 47.1195 | 50 | 0.7 | 60 |
IV.SAP2.EHE. | 2020-12-06T14:23:08.56 | 0.3 | undecidable | manual | S | 54 | 48.4182 | 50 | 0.7 | 60 |
IV.SNTG.HHZ. | 2020-12-06T14:23:07.00 | 0.3 | undecidable | manual | S | 3 | 45.8208 | 50 | -0.17 | 70 |
IV.SMA1.EHZ. | 2020-12-06T14:23:06.58 | 0.6 | undecidable | manual | S | 124 | 41.5251 | 50 | 0.55 | 43 |
IV.GUMA.HHZ. | 2020-12-06T14:23:06.29 | 0.6 | undecidable | manual | S | 54 | 42.0246 | 50 | 0.14 | 47 |
IV.ATCC.EHZ. | 2020-12-06T14:23:06.60 | 0.6 | undecidable | manual | S | 330 | 44.1225 | 50 | -0.1 | 48 |
IV.PF6.EHN. | 2020-12-06T14:23:05.13 | 0.1 | undecidable | manual | S | 35 | 39.9267 | 50 | -0.45 | 89 |
IV.CESX.HHZ. | 2020-12-06T14:23:04.74 | 0.3 | undecidable | manual | S | 226 | 37.2294 | 50 | -0.13 | 72 |
IV.ATVO.HHN. | 2020-12-06T14:23:04.93 | 0.6 | undecidable | manual | P | 326 | 72.6717 | 50 | 0.07 | 45 |
IV.TB01.DHZ.01 | 2020-12-06T14:23:04.54 | 0.3 | undecidable | manual | P | 327 | 71.2731 | 50 | -0.12 | 68 |
IV.ATVA.EHE. | 2020-12-06T14:23:04.90 | 0.6 | undecidable | manual | P | 314 | 70.2741 | 50 | 0.4 | 43 |
IV.CSP1.EHZ. | 2020-12-06T14:23:04.11 | 0.3 | undecidable | manual | S | 40 | 36.3414 | 50 | -0.53 | 66 |
IV.ATLO.EHE. | 2020-12-06T14:23:03.73 | 0.3 | undecidable | manual | P | 322 | 66.6777 | 50 | -0.21 | 67 |
IV.CING.HNZ. | 2020-12-06T14:23:03.13 | 0.3 | undecidable | manual | P | 21 | 63.3921 | 50 | -0.31 | 66 |
IV.TERO.HHZ. | 2020-12-06T14:23:03.07 | 0.1 | undecidable | manual | P | 113 | 61.1943 | 50 | -0.03 | 93 |
MN.AQU.HNN. | 2020-12-06T14:23:03.43 | 0.3 | undecidable | manual | P | 143 | 67.377 | 50 | -0.62 | 60 |
IV.MURB.HHZ. | 2020-12-06T14:23:02.20 | 0.1 | undecidable | manual | P | 326 | 56.3991 | 50 | -0.15 | 92 |
IV.MML1.HNE. | 2020-12-06T14:23:02.65 | 0.3 | undecidable | manual | S | 9 | 30.4473 | 106 | -0.27 | 70 |
IV.LNSS.HHZ. | 2020-12-06T14:23:02.09 | 0.3 | undecidable | manual | S | 159 | 28.4493 | 107 | -0.17 | 72 |
IV.EL6.EHZ. | 2020-12-06T14:23:02.05 | 0.3 | undecidable | manual | P | 16 | 56.0994 | 50 | -0.27 | 67 |
IV.FDMO.HHZ. | 2020-12-06T14:23:01.00 | 0.6 | undecidable | manual | S | 33 | 25.752 | 109 | -0.36 | 47 |
IV.MF5.EHZ. | 2020-12-06T14:23:01.15 | 0.1 | undecidable | manual | P | 70 | 47.1195 | 50 | 0.21 | 92 |
IV.SAP2.EHE. | 2020-12-06T14:23:01.05 | 0.6 | undecidable | manual | P | 54 | 48.4182 | 50 | -0.08 | 47 |
IV.SNTG.HHZ. | 2020-12-06T14:23:00.20 | 0.1 | undecidable | manual | P | 3 | 45.8208 | 50 | -0.53 | 86 |
IT.FOPC.HGZ. | 2020-12-06T14:23:00.60 | 0.3 | undecidable | manual | S | 310 | 22.2555 | 111 | 0.38 | 70 |
IV.MC2.EHZ. | 2020-12-06T14:23:00.73 | 0.3 | undecidable | manual | S | 71 | 23.6541 | 110 | 0.07 | 74 |
IV.SMA1.EHZ. | 2020-12-06T14:23:00.27 | 0.1 | undecidable | manual | P | 124 | 41.5251 | 50 | 0.2 | 94 |
IV.MTRA.EHE. | 2020-12-06T14:23:00.01 | 0.3 | undecidable | manual | P | 103 | 40.3263 | 50 | 0.12 | 71 |
IV.GUMA.HHZ. | 2020-12-06T14:23:00.09 | 0.1 | undecidable | manual | P | 54 | 42.0246 | 50 | -0.05 | 96 |
IV.ATCC.EHZ. | 2020-12-06T14:23:00.16 | 0.1 | undecidable | manual | P | 330 | 44.1225 | 50 | -0.3 | 91 |
IV.PF6.EHN. | 2020-12-06T14:22:59.41 | 0.1 | undecidable | manual | P | 35 | 39.9267 | 50 | -0.41 | 90 |
IV.CESX.HHZ. | 2020-12-06T14:22:59.17 | 0.1 | undecidable | manual | P | 226 | 37.2294 | 50 | -0.23 | 94 |
IV.ATSC.EHZ. | 2020-12-06T14:22:59.59 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CESI.HHZ. | 2020-12-06T14:22:59.07 | 0.3 | undecidable | manual | S | 357 | 18.0708 | 116 | 0.18 | 73 |
IV.CSP1.EHZ. | 2020-12-06T14:22:58.87 | 0.1 | undecidable | manual | P | 40 | 36.3414 | 50 | -0.4 | 91 |
IV.NRCA.HHZ. | 2020-12-06T14:22:58.41 | 0.3 | undecidable | manual | S | 93 | 16.2726 | 118 | 0.07 | 75 |
IV.FEMA.HNZ. | 2020-12-06T14:22:58.76 | 0.3 | undecidable | manual | S | 40 | 17.2716 | 117 | 0.12 | 74 |
IT.GNU.HGZ. | 2020-12-06T14:22:58.00 | 0.1 | undecidable | manual | P | 261 | 28.3494 | 107 | 0.13 | 97 |
IT.MTCL.HGZ. | 2020-12-06T14:22:58.77 | 0.3 | undecidable | manual | S | 22 | 18.1707 | 115 | -0.16 | 74 |
IV.FDMO.HHZ. | 2020-12-06T14:22:57.23 | 0.1 | positive | manual | P | 33 | 25.752 | 109 | -0.14 | 97 |
IV.LNSS.HHZ. | 2020-12-06T14:22:57.82 | 0.1 | undecidable | manual | P | 159 | 28.4493 | 107 | -0.08 | 98 |
IV.MML1.HNE. | 2020-12-06T14:22:57.98 | 0.1 | undecidable | manual | P | 9 | 30.4473 | 106 | -0.3 | 93 |
IV.MC2.EHZ. | 2020-12-06T14:22:57.06 | 0.1 | undecidable | manual | P | 71 | 23.6541 | 110 | 0.08 | 99 |
IT.MTCL.HGZ. | 2020-12-06T14:22:56.05 | 0.1 | undecidable | manual | P | 22 | 18.1707 | 115 | 0.08 | 100 |
IV.CESI.HHZ. | 2020-12-06T14:22:56.12 | 0.1 | undecidable | manual | P | 357 | 18.0708 | 116 | 0.17 | 98 |
IT.FOPC.HGZ. | 2020-12-06T14:22:56.89 | 0.1 | undecidable | manual | P | 310 | 22.2555 | 111 | 0.17 | 97 |
IV.FEMA.HNZ. | 2020-12-06T14:22:56.05 | 0.1 | undecidable | manual | P | 40 | 17.2716 | 117 | 0.25 | 97 |
IV.NRCA.HHZ. | 2020-12-06T14:22:55.87 | 0.1 | negative | manual | P | 93 | 16.2726 | 118 | 0.24 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.9 | 0.0007765 | 0.78 | AML | other | m | 2020-12-06T14:22:58.99 |
IV.CESI.HHE. | ML:1.8 | 0.000535 | 0.46 | AML | other | m | 2020-12-06T14:22:59.31 |
IV.CESI.HHN. | ML:1.9 | 0.0007235000000000001 | 0.16 | AML | other | m | 2020-12-06T14:22:59.41 |
IV.NRCA.HHN. | ML:1.9 | 0.0008280000000000001 | 0.12 | AML | other | m | 2020-12-06T14:22:59.52 |
IV.FDMO.HHE. | ML:1.6 | 0.0002575 | 0.16 | AML | other | m | 2020-12-06T14:23:01.69 |
IV.FDMO.HHN. | ML:1.6 | 0.0002395 | 0.1 | AML | other | m | 2020-12-06T14:23:01.94 |
IV.LNSS.HHN. | ML:1.9 | 0.000386 | 0.86 | AML | other | m | 2020-12-06T14:23:02.65 |
IV.LNSS.HHE. | ML:2.1 | 0.0007315 | 0.12 | AML | other | m | 2020-12-06T14:23:02.71 |
IV.LNSS.HNE. | ML:2.1 | 0.0007 | 0.46 | AML | other | m | 2020-12-06T14:23:02.71 |
IV.LNSS.HNN. | ML:1.9 | 0.0003725 | 0.66 | AML | other | m | 2020-12-06T14:23:03.23 |
IV.CESX.HHE. | ML:1.5 | 0.000125 | 0.38 | AML | other | m | 2020-12-06T14:23:06.50 |
IV.CESX.HHN. | ML:1.6 | 0.0001585 | 0.78 | AML | other | m | 2020-12-06T14:23:06.91 |
IV.ATCC.EHE. | ML:1.8 | 0.0001895 | 0.84 | AML | other | m | 2020-12-06T14:23:06.97 |
IV.ATCC.EHN. | ML:1.9 | 0.000261 | 0.54 | AML | other | m | 2020-12-06T14:23:07.53 |
IV.GUMA.HHE. | ML:2.0 | 0.000354 | 0.42 | AML | other | m | 2020-12-06T14:23:07.84 |
IV.SNTG.HHN. | ML:1.5 | 0.00008265 | 0.78 | AML | other | m | 2020-12-06T14:23:08.57 |
IV.SNTG.HHE. | ML:1.6 | 0.00010985 | 1.48 | AML | other | m | 2020-12-06T14:23:08.04 |
IV.GUMA.HHN. | ML:2.0 | 0.00033400000000000004 | 0.78 | AML | other | m | 2020-12-06T14:23:12.39 |
IV.MURB.HHN. | ML:2.0 | 0.000223 | 0.52 | AML | other | m | 2020-12-06T14:23:12.68 |
IV.MURB.HHE. | ML:2.0 | 0.00022999999999999998 | 1.5 | AML | other | m | 2020-12-06T14:23:12.18 |