A magnitude ML 1.2 earthquake occured in region: 5 km W Visso (MC), on
and geographic coordinates (lat, lon) 42.9290, 13.0310 at 11 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 |
---|---|---|---|---|
Visso | MC | 5 | 1107 | 1107 |
Preci | PG | 6 | 724 | 1831 |
Monte Cavallo | MC | 8 | 145 | 1976 |
Ussita | MC | 9 | 444 | 2420 |
Sellano | PG | 9 | 1079 | 3499 |
Castelsantangelo sul Nera | MC | 11 | 281 | 3780 |
Pieve Torina | MC | 13 | 1458 | 5238 |
Fiordimonte | MC | 13 | 202 | 5440 |
Cerreto di Spoleto | PG | 15 | 1075 | 6515 |
Pievebovigliana | MC | 16 | 866 | 7381 |
Fiastra | MC | 16 | 559 | 7940 |
Norcia | PG | 16 | 4957 | 12897 |
Acquacanina | MC | 16 | 121 | 13018 |
Muccia | MC | 17 | 915 | 13933 |
Serravalle di Chienti | MC | 17 | 1070 | 15003 |
Bolognola | MC | 18 | 142 | 15145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2021-04-16 00:18:46 |
42.929 | 13.0308 | 11 | 2021-07-12 16:55:07 |
Bollettino Sismico Italiano INGV | 89293051 |
Reviewed Rev100 |
ML 1.2 | 2021-04-16 00:18:46 |
42.921 | 13.0228 | 11 | 2021-04-16 00:26:17 |
Sala Sismica INGV-Roma | 89130171 |
Field | Value |
---|---|
Time (UTC) | 2021-04-16 00:18:46 ± 0.05 |
Latitude | 42.9290 ± 0.0036 |
Longitude | 13.0308 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 89293051 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 391 |
Semi-minor axis of confidence ellipse (meter) | 308 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 47 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
Number of associated phases, regardless of their use for origin computation | 29 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.53869 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 89130171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-16 00:26:17 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 89293051 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-04-20 11:22:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SAMA.EHZ. | 2021-04-16T00:19:23.22 | 3.0 | undecidable | manual | S | -1.79 | 0 | |||
IV.MOMA.HHZ. | 2021-04-16T00:18:59.82 | 0.3 | undecidable | manual | S | 250 | 39.9267 | 50 | 0.53 | 64 |
IV.ASSB.HHZ. | 2021-04-16T00:18:57.20 | 0.3 | undecidable | manual | S | 293 | 32.745 | 50 | -0.16 | 70 |
IV.LNSS.HHZ. | 2021-04-16T00:18:57.80 | 0.3 | undecidable | manual | S | 179 | 36.1416 | 50 | -0.48 | 65 |
IV.TERO.HHZ. | 2021-04-16T00:18:56.40 | 0.1 | undecidable | manual | P | 126 | 57.6978 | 50 | -0.06 | 91 |
IV.SSFR.HHZ. | 2021-04-16T00:18:56.88 | 0.3 | undecidable | manual | P | 340 | 59.7957 | 50 | 0.1 | 68 |
IV.CSP1.EHZ. | 2021-04-16T00:18:54.60 | 0.3 | undecidable | manual | S | 38 | 22.9548 | 50 | -0.14 | 72 |
IV.EL6.EHZ. | 2021-04-16T00:18:54.39 | 0.1 | undecidable | manual | P | 7 | 44.8218 | 50 | -0.08 | 93 |
IV.MOMA.HHZ. | 2021-04-16T00:18:53.99 | 0.3 | undecidable | manual | P | 250 | 39.9267 | 50 | 0.26 | 68 |
IV.MTRA.EHZ. | 2021-04-16T00:18:53.40 | 0.1 | undecidable | manual | P | 123 | 35.3424 | 50 | 0.38 | 89 |
IV.MF5.EHZ. | 2021-04-16T00:18:53.40 | 0.1 | undecidable | manual | P | 79 | 35.4423 | 50 | 0.37 | 89 |
IV.ASSB.HHZ. | 2021-04-16T00:18:52.48 | 0.3 | undecidable | manual | P | 293 | 32.745 | 50 | -0.13 | 71 |
IV.MC2.EHZ. | 2021-04-16T00:18:52.32 | 0.3 | undecidable | manual | S | 99 | 12.9759 | 130 | 0.31 | 71 |
IV.LNSS.HHZ. | 2021-04-16T00:18:52.89 | 0.3 | undecidable | manual | P | 179 | 36.1416 | 50 | -0.25 | 68 |
IV.CESI.HHZ. | 2021-04-16T00:18:52.03 | 0.1 | undecidable | manual | S | 309 | 13.2756 | 129 | -0.06 | 99 |
IV.FDMO.HHZ. | 2021-04-16T00:18:51.74 | 0.1 | undecidable | manual | S | 21 | 12.7761 | 130 | -0.22 | 96 |
IV.NRCA.HHZ. | 2021-04-16T00:18:51.60 | 0.1 | undecidable | manual | S | 147 | 12.5763 | 131 | -0.3 | 94 |
IV.CSP1.EHZ. | 2021-04-16T00:18:51.09 | 0.1 | undecidable | manual | P | 38 | 22.9548 | 50 | -0.01 | 98 |
IV.MMO1.EHZ. | 2021-04-16T00:18:51.20 | 0.1 | undecidable | manual | P | 98 | 24.2535 | 50 | -0.11 | 96 |
IV.PF6.EHN. | 2021-04-16T00:18:51.54 | 0.1 | undecidable | manual | P | 30 | 26.6511 | 50 | -0.14 | 95 |
IV.MML1.HNE. | 2021-04-16T00:18:50.71 | 0.1 | undecidable | manual | P | 347 | 21.0678 | 50 | -0.1 | 97 |
IV.FEMA.HNZ. | 2021-04-16T00:18:50.28 | 0.1 | undecidable | manual | S | 23 | 3.996 | 160 | 0.12 | 99 |
IT.MTCL.HGZ. | 2021-04-16T00:18:50.58 | 0.1 | undecidable | manual | S | 340 | 7.6812 | 145 | -0.17 | 98 |
IV.MC2.EHZ. | 2021-04-16T00:18:49.62 | 0.1 | negative | manual | P | 99 | 12.9759 | 130 | 0.09 | 98 |
IV.CESI.HHZ. | 2021-04-16T00:18:49.64 | 0.1 | undecidable | manual | P | 309 | 13.2756 | 129 | 0.07 | 99 |
IV.FDMO.HHZ. | 2021-04-16T00:18:49.54 | 0.1 | positive | manual | P | 21 | 12.7761 | 130 | 0.05 | 99 |
IV.NRCA.HHZ. | 2021-04-16T00:18:49.39 | 0.1 | positive | manual | P | 147 | 12.5763 | 131 | -0.07 | 99 |
IV.FEMA.HNZ. | 2021-04-16T00:18:48.67 | 0.1 | negative | manual | P | 23 | 3.996 | 160 | 0.22 | 97 |
IT.MTCL.HGZ. | 2021-04-16T00:18:48.85 | 0.1 | undecidable | manual | P | 340 | 7.6812 | 145 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00023150000000000002 | 0.52 | AML | other | m | 2021-04-16T00:18:51.93 |
IV.NRCA.HHN. | ML:1.7 | 0.000549 | 0.08 | AML | other | m | 2021-04-16T00:18:51.71 |
IV.CESI.HHN. | ML:1.3 | 0.0002145 | 0.22 | AML | other | m | 2021-04-16T00:18:52.45 |
IV.CESI.HHE. | ML:1.2 | 0.00016450000000000001 | 0.28 | AML | other | m | 2021-04-16T00:18:52.46 |
IV.CSP1.EHE. | ML:1.5 | 0.00021799999999999999 | 0.34 | AML | other | m | 2021-04-16T00:18:55.28 |
IV.CSP1.EHN. | ML:1.4 | 0.0001555 | 0.56 | AML | other | m | 2021-04-16T00:18:55.32 |
IV.ASSB.HHE. | ML:1.1 | 0.000052699999999999993 | 1 | AML | other | m | 2021-04-16T00:18:57.00 |
IV.ASSB.HHN. | ML:1.2 | 0.0000722 | 0.36 | AML | other | m | 2021-04-16T00:18:57.68 |
IV.MTRA.EHN. | ML:1.0 | 0.0000388 | 1.38 | AML | other | m | 2021-04-16T00:18:58.15 |
IV.MTRA.EHE. | ML:1.0 | 0.000034049999999999994 | 0.78 | AML | other | m | 2021-04-16T00:18:59.55 |
IV.EL6.EHE. | ML:1.0 | 0.0000303 | 0.66 | AML | other | m | 2021-04-16T00:19:01.25 |
IV.EL6.EHN. | ML:1.2 | 0.00004447 | 1.14 | AML | other | m | 2021-04-16T00:19:01.95 |
IV.TERO.HHE. | ML:0.7 | 0.000009365 | 0.76 | AML | other | m | 2021-04-16T00:19:05.13 |
IV.TERO.HHN. | ML:0.7 | 0.000010749999999999999 | 1.36 | AML | other | m | 2021-04-16T00:19:05.69 |