A magnitude ML 1.8 earthquake occured in region: 7 km W Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9850, 12.9110 at 64 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 |
---|---|---|---|---|
Monte Cavallo | MC | 8 | 145 | 145 |
Serravalle di Chienti | MC | 10 | 1070 | 1215 |
Sellano | PG | 11 | 1079 | 2294 |
Pieve Torina | MC | 13 | 1458 | 3752 |
Valtopina | PG | 15 | 1398 | 5150 |
Muccia | MC | 15 | 915 | 6065 |
Visso | MC | 16 | 1107 | 7172 |
Fiordimonte | MC | 16 | 202 | 7374 |
Preci | PG | 16 | 724 | 8098 |
Pievebovigliana | MC | 17 | 866 | 8964 |
Foligno | PG | 17 | 57155 | 66119 |
Nocera Umbra | PG | 17 | 5839 | 71958 |
Trevi | PG | 18 | 8469 | 80427 |
Cerreto di Spoleto | PG | 18 | 1075 | 81502 |
Sefro | MC | 18 | 422 | 81924 |
Ussita | MC | 19 | 444 | 82368 |
Spello | PG | 20 | 8645 | 91013 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-02-11 18:56:06 |
42.985 | 12.9113 | 65 | 2021-07-12 16:55:01 |
Bollettino Sismico Italiano INGV | 88006951 |
Reviewed Rev100 |
ML 1.8 | 2021-02-11 18:56:06 |
42.9872 | 12.904 | 65 | 2021-02-11 19:36:44 |
Sala Sismica INGV-Roma | 87055571 |
Field | Value |
---|---|
Time (UTC) | 2021-02-11 18:56:06 ± 0.13 |
Latitude | 42.9850 ± 0.0063 |
Longitude | 12.9113 ± 0.0123 |
Depth (km) | 65 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 88006951 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1032 |
Semi-minor axis of confidence ellipse (meter) | 135 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 65 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1030.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 24 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 6.32223 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 87055571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-11 19:36:44 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 88006951 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-03-16 15:21:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ECTS.HHZ. | 2021-02-11T18:57:31.02 | 3.0 | positive | manual | P | 596.0589 | 6.08 | 0 | ||
IV.IFOR.HHZ. | 2021-02-11T18:57:26.58 | 3.0 | undecidable | manual | Sn | -6.27 | 0 | |||
AC.VLO.HHZ. | 2021-02-11T18:57:16.70 | 3.0 | negative | manual | P | 612.3204 | -9.99 | 0 | ||
OT.OT14.EHZ. | 2021-02-11T18:57:06.76 | 3.0 | undecidable | manual | Sg | 4.46 | 0 | |||
AC.KBN.HHZ. | 2021-02-11T18:57:02.11 | 3.0 | positive | manual | P | 701.7642 | -9.99 | 0 | ||
IV.CPOZ.HHZ. | 2021-02-11T18:56:43.97 | 3.0 | positive | manual | P | 259.9398 | 0.73 | 0 | ||
IV.EUCT.HNZ. | 2021-02-11T18:56:40.52 | 3.0 | undecidable | manual | P | 388.6221 | -9.99 | 0 | ||
IV.RMP.HHZ. | 2021-02-11T18:56:35.22 | 3.0 | positive | manual | P | 131.2686 | 7.71 | 0 | ||
IV.SMA1.EHZ. | 2021-02-11T18:56:28.00 | 0.3 | undecidable | manual | S | 139 | 52.3032 | 134 | 0.14 | 69 |
IV.EL6.EHZ. | 2021-02-11T18:56:26.20 | 0.3 | undecidable | manual | S | 22 | 41.2254 | 142 | -0.04 | 71 |
IV.SNTG.HHE. | 2021-02-11T18:56:25.24 | 0.6 | undecidable | manual | S | 5 | 30.0477 | 151 | 0.34 | 47 |
IV.MC2.EHZ. | 2021-02-11T18:56:25.00 | 0.3 | undecidable | manual | S | 110 | 23.9538 | 156 | 0.68 | 65 |
IV.MMO1.EHZ. | 2021-02-11T18:56:25.40 | 0.1 | undecidable | manual | S | 106 | 35.0427 | 146 | -0.07 | 95 |
IV.NRCA.HHZ. | 2021-02-11T18:56:24.20 | 0.3 | undecidable | manual | S | 135 | 23.5542 | 156 | -0.08 | 73 |
IV.CSP1.EHZ. | 2021-02-11T18:56:24.35 | 0.3 | undecidable | manual | S | 63 | 26.5512 | 154 | -0.2 | 70 |
IV.GAVE.EHZ. | 2021-02-11T18:56:24.90 | 0.3 | undecidable | manual | S | 182 | 32.5452 | 149 | -0.28 | 69 |
IV.ASSB.HHZ. | 2021-02-11T18:56:24.00 | 0.3 | undecidable | manual | S | 287 | 21.4674 | 158 | -0.11 | 73 |
IV.FDMO.HHZ. | 2021-02-11T18:56:23.90 | 0.1 | undecidable | manual | S | 68 | 15.3735 | 164 | 0.21 | 99 |
IV.CESI.HHZ. | 2021-02-11T18:56:23.16 | 0.3 | undecidable | manual | S | 346 | 2.2977 | 178 | -0.08 | 75 |
IV.FIR.HHZ. | 2021-02-11T18:56:20.75 | 3.0 | undecidable | manual | P | 159.7179 | -9.99 | 0 | ||
IV.SMA1.EHZ. | 2021-02-11T18:56:19.05 | 0.1 | undecidable | manual | P | 139 | 52.3032 | 134 | 0.21 | 90 |
IV.MURB.HHZ. | 2021-02-11T18:56:18.20 | 1.0 | undecidable | manual | P | 315 | 43.9227 | 140 | 0.08 | 23 |
IV.GAVE.EHZ. | 2021-02-11T18:56:17.29 | 0.1 | undecidable | manual | P | 182 | 32.5452 | 149 | 0 | 97 |
IV.SNTG.HHE. | 2021-02-11T18:56:17.17 | 0.6 | undecidable | manual | P | 5 | 30.0477 | 151 | 0.04 | 49 |
IV.MF5.EHZ. | 2021-02-11T18:56:17.98 | 0.1 | undecidable | manual | P | 89 | 44.5221 | 139 | -0.19 | 94 |
IV.MMO1.EHZ. | 2021-02-11T18:56:17.19 | 0.1 | undecidable | manual | P | 106 | 35.0427 | 146 | -0.27 | 94 |
IV.EL6.EHZ. | 2021-02-11T18:56:17.86 | 0.1 | undecidable | manual | P | 22 | 41.2254 | 142 | -0.04 | 97 |
IV.CESI.HHZ. | 2021-02-11T18:56:16.29 | 0.3 | undecidable | manual | P | 346 | 2.2977 | 178 | 0.12 | 75 |
IV.MC2.EHZ. | 2021-02-11T18:56:16.84 | 0.1 | undecidable | manual | P | 110 | 23.9538 | 156 | 0.05 | 98 |
IV.FDMO.HHZ. | 2021-02-11T18:56:16.33 | 0.1 | undecidable | manual | P | 68 | 15.3735 | 164 | -0.1 | 100 |
IV.NRCA.HHZ. | 2021-02-11T18:56:16.80 | 0.3 | undecidable | manual | P | 135 | 23.5542 | 156 | 0.03 | 74 |
IV.CSP1.EHZ. | 2021-02-11T18:56:16.73 | 0.1 | undecidable | manual | P | 63 | 26.5512 | 154 | -0.2 | 96 |
IV.ASSB.HHZ. | 2021-02-11T18:56:16.72 | 0.1 | undecidable | manual | P | 287 | 21.4674 | 158 | 0.05 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | ML:1.7 | 0.00009351537500000001 | 0.2304 | AML | other | m | 2021-02-11T18:56:24.49 |
IV.FDMO.HHE. | ML:1.3 | 0.00004022799 | 0.1536 | AML | other | m | 2021-02-11T18:56:24.48 |
IV.CESI.HHN. | ML:1.4 | 0.000044054435000000005 | 0.2176 | AML | other | m | 2021-02-11T18:56:24.46 |
IV.NRCA.HHN. | ML:2.1 | 0.0001995 | 0.44 | AML | other | m | 2021-02-11T18:56:24.71 |
IV.FDMO.HHN. | ML:1.7 | 0.00009211340500000001 | 0.2432 | AML | other | m | 2021-02-11T18:56:24.44 |
IV.NRCA.HNE. | ML:2.0 | 0.0001650585 | 0.1408 | AML | other | m | 2021-02-11T18:56:24.93 |
IV.NRCA.HHE. | ML:2.0 | 0.000178 | 1.04 | AML | other | m | 2021-02-11T18:56:25.83 |
IV.SNTG.HHE. | ML:1.7 | 0.00008299999999999998 | 0.44 | AML | other | m | 2021-02-11T18:56:25.47 |
IV.ASSB.HHE. | ML:1.5 | 0.000060871285 | 0.2016 | AML | other | m | 2021-02-11T18:56:25.37 |
IV.GAVE.EHN. | ML:1.8 | 0.00010795000000000001 | 0.36 | AML | other | m | 2021-02-11T18:56:25.68 |
IV.GAVE.EHE. | ML:1.7 | 0.00008535 | 0.56 | AML | other | m | 2021-02-11T18:56:25.82 |
IV.SNTG.HHN. | ML:1.7 | 0.00009135 | 1.22 | AML | other | m | 2021-02-11T18:56:26.97 |
IV.EL6.EHE. | ML:1.9 | 0.00010960320000000001 | 0.1824 | AML | other | m | 2021-02-11T18:56:27.82 |