A magnitude ML 1.3 earthquake occured in region: 2 km SW Ussita (MC), on
and geographic coordinates (lat, lon) 42.9300, 13.1300 at 16 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 |
---|---|---|---|---|
Ussita | MC | 2 | 444 | 444 |
Visso | MC | 3 | 1107 | 1551 |
Castelsantangelo sul Nera | MC | 4 | 281 | 1832 |
Preci | PG | 9 | 724 | 2556 |
Bolognola | MC | 11 | 142 | 2698 |
Acquacanina | MC | 12 | 121 | 2819 |
Fiastra | MC | 12 | 559 | 3378 |
Fiordimonte | MC | 12 | 202 | 3580 |
Monte Cavallo | MC | 13 | 145 | 3725 |
Pieve Torina | MC | 14 | 1458 | 5183 |
Pievebovigliana | MC | 15 | 866 | 6049 |
Norcia | PG | 16 | 4957 | 11006 |
Montemonaco | AP | 17 | 604 | 11610 |
Sellano | PG | 17 | 1079 | 12689 |
Montefortino | FM | 17 | 1178 | 13867 |
Muccia | MC | 18 | 915 | 14782 |
Sarnano | MC | 18 | 3264 | 18046 |
Amandola | FM | 19 | 3629 | 21675 |
Montegallo | AP | 19 | 523 | 22198 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2021-08-16 05:16:10 |
42.9302 | 13.1295 | 16 | 2021-12-29 11:12:21 |
Bollettino Sismico Italiano INGV | 94371911 |
Reviewed Rev100 |
ML 1.3 | 2021-08-16 05:16:10 |
42.9352 | 13.1402 | 15 | 2021-08-16 05:22:40 |
Sala Sismica INGV-Roma | 94231551 |
Field | Value |
---|---|
Time (UTC) | 2021-08-16 05:16:10 ± 0.16 |
Latitude | 42.9302 ± 0.0081 |
Longitude | 13.1295 ± 0.0111 |
Depth (km) | 16 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 94371911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 840 |
Semi-minor axis of confidence ellipse (meter) | 649 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 36 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 840.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 107 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.04766 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33545 |
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 | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 94371911 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-19 11:28:41 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 94231551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-08-16 05:22:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SMA1.EHZ. | 2021-08-16T05:16:17.30 | 0.3 | undecidable | manual | P | 153 | 37.2294 | 101 | 0.03 | 72 |
IT.MTCL.HGZ. | 2021-08-16T05:16:16.00 | 0.6 | undecidable | manual | S | 304 | 12.6762 | 133 | -0.58 | 44 |
IV.MF5.EHZ. | 2021-08-16T05:16:16.27 | 0.3 | undecidable | manual | P | 76 | 27.5502 | 107 | 0.45 | 68 |
IV.MMO1.EHZ. | 2021-08-16T05:16:16.85 | 0.1 | undecidable | manual | S | 102 | 16.3725 | 124 | -0.5 | 91 |
IV.NRCA.HHZ. | 2021-08-16T05:16:16.04 | 0.1 | undecidable | manual | S | 187 | 10.7781 | 139 | -0.19 | 99 |
IV.FDMO.HHZ. | 2021-08-16T05:16:16.01 | 0.6 | undecidable | manual | S | 344 | 12.2766 | 134 | -0.49 | 45 |
IV.MC2.EHZ. | 2021-08-16T05:16:15.45 | 0.6 | undecidable | manual | S | 113 | 5.2947 | 158 | 0 | 51 |
IV.FEMA.HNZ. | 2021-08-16T05:16:15.92 | 0.1 | undecidable | manual | S | 299 | 7.3815 | 150 | 0.23 | 97 |
IT.MTCL.HGZ. | 2021-08-16T05:16:14.00 | 0.1 | undecidable | manual | P | 304 | 12.6762 | 133 | 0.19 | 98 |
IV.CSP1.EHZ. | 2021-08-16T05:16:14.57 | 0.1 | undecidable | manual | P | 19 | 18.9699 | 119 | -0.03 | 99 |
IV.MMO1.EHZ. | 2021-08-16T05:16:14.22 | 0.1 | undecidable | manual | P | 102 | 16.3725 | 124 | -0.04 | 100 |
IV.CESI.HHZ. | 2021-08-16T05:16:14.39 | 0.1 | undecidable | manual | P | 294 | 20.0688 | 117 | -0.35 | 92 |
IV.FDMO.HHZ. | 2021-08-16T05:16:13.85 | 0.1 | undecidable | manual | P | 344 | 12.2766 | 134 | 0.08 | 100 |
IV.MC2.EHZ. | 2021-08-16T05:16:13.34 | 0.1 | negative | manual | P | 113 | 5.2947 | 158 | 0.18 | 98 |
IV.FEMA.HNZ. | 2021-08-16T05:16:13.60 | 0.1 | undecidable | manual | P | 299 | 7.3815 | 150 | 0.3 | 96 |
IV.NRCA.HHZ. | 2021-08-16T05:16:13.78 | 0.1 | undecidable | manual | P | 187 | 10.7781 | 139 | 0.17 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.6 | 0.0003115 | 0.14 | AML | other | m | 2021-08-16T05:16:16.24 |
IV.NRCA.HNN. | ML:1.5 | 0.000307 | 0.14 | AML | other | m | 2021-08-16T05:16:16.18 |
IV.NRCA.HHE. | ML:1.4 | 0.0002464784 | 0.08 | AML | other | m | 2021-08-16T05:16:16.89 |
IV.NRCA.HNE. | ML:1.4 | 0.0002039812 | 0.0896 | AML | other | m | 2021-08-16T05:16:16.89 |
IV.CSP1.EHN. | ML:1.3 | 0.0001391367 | 1.7408 | AML | other | m | 2021-08-16T05:16:18.95 |
IV.CSP1.EHE. | ML:1.3 | 0.00012764962999999997 | 0.1792 | AML | other | m | 2021-08-16T05:16:18.79 |
IV.CESI.HHE. | ML:0.9 | 0.000054027645 | 1.3984 | AML | other | m | 2021-08-16T05:16:18.07 |
IV.CESI.HHN. | ML:1.2 | 0.000111 | 1.82 | AML | other | m | 2021-08-16T05:16:18.94 |
IV.SMA1.EHN. | ML:0.6 | 0.0000138621625 | 0.1408 | AML | other | m | 2021-08-16T05:16:24.11 |
IV.SMA1.EHE. | ML:0.6 | 0.0000125646475 | 0.1216 | AML | other | m | 2021-08-16T05:16:24.79 |