A magnitude ML 1.0 earthquake occured in region: 9 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8150, 13.1940 at 11 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 |
---|---|---|---|---|
Norcia | PG | 9 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Arquata del Tronto | AP | 10 | 1178 | 6416 |
Montegallo | AP | 12 | 523 | 6939 |
Accumoli | RI | 14 | 667 | 7606 |
Montemonaco | AP | 14 | 604 | 8210 |
Preci | PG | 15 | 724 | 8934 |
Ussita | MC | 15 | 444 | 9378 |
Visso | MC | 16 | 1107 | 10485 |
Cascia | PG | 18 | 3217 | 13702 |
Acquasanta Terme | AP | 18 | 2916 | 16618 |
Montefortino | FM | 19 | 1178 | 17796 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-08-07 10:07:32 |
42.8152 | 13.1942 | 11 | 2020-08-07 10:15:37 |
Sala Sismica INGV-Roma | 81731161 |
Field | Value |
---|---|
Time (UTC) | 2020-08-07 10:07:32 ± 0.05 |
Latitude | 42.8152 ± 0.0036 |
Longitude | 13.1942 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81731161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 353 |
Semi-minor axis of confidence ellipse (meter) | 294 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 10 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 165 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35703 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 81731161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-07 10:15:37 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BULG.HHZ. | 2020-08-07T10:09:12.68 | 3.0 | undecidable | manual | Sg | 12.51 | 0 | |||
IV.TDS.HHZ. | 2020-08-07T10:09:10.55 | 3.0 | undecidable | manual | Sn | -8.68 | 0 | |||
IV.ACATE.EHZ. | 2020-08-07T10:09:05.89 | 3.0 | undecidable | manual | Pg | 12.33 | 0 | |||
IV.CROCE.HHZ. | 2020-08-07T10:08:58.31 | 3.0 | undecidable | manual | Pn | 2.11 | 0 | |||
GU.CANO.HHZ. | 2020-08-07T10:08:57.72 | 3.0 | undecidable | manual | Sn | 1.91 | 0 | |||
IV.MILN.HHZ. | 2020-08-07T10:08:54.47 | 3.0 | undecidable | manual | Sn | -3.39 | 0 | |||
IV.MAGA.HHZ. | 2020-08-07T10:08:51.00 | 3.0 | undecidable | manual | Sn | 1.6 | 0 | |||
IV.CET2.HHZ. | 2020-08-07T10:08:42.75 | 3.0 | undecidable | manual | Pg | 14.52 | 0 | |||
SI.ROSI.HHZ. | 2020-08-07T10:08:37.32 | 3.0 | undecidable | manual | Pg | 12.37 | 0 | |||
IV.TDS.HHZ. | 2020-08-07T10:08:36.46 | 3.0 | undecidable | manual | Pg | 7.2 | 0 | |||
IV.MGR.HNZ. | 2020-08-07T10:08:26.63 | 3.0 | negative | manual | Pg | 7.64 | 0 | |||
IT.GLNS.HNZ. | 2020-08-07T10:08:24.36 | 3.0 | undecidable | manual | Sg | 2 | 0 | |||
GU.GSCL.HHZ. | 2020-08-07T10:08:18.99 | 3.0 | undecidable | manual | Sn | -2.75 | 0 | |||
ST.PANI.EHZ. | 2020-08-07T10:08:16.27 | 3.0 | negative | manual | Pn | 2.81 | 0 | |||
IV.PTRP.HHZ. | 2020-08-07T10:08:15.86 | 3.0 | undecidable | manual | Pn | -2.7 | 0 | |||
IV.NDIM.HNZ. | 2020-08-07T10:08:01.08 | 3.0 | undecidable | manual | Pn | 0.44 | 0 | |||
IV.VITU.HHZ. | 2020-08-07T10:08:00.80 | 3.0 | undecidable | manual | Pn | -0.95 | 0 | |||
IV.TERO.HHZ. | 2020-08-07T10:07:45.51 | 0.6 | undecidable | manual | S | 122 | 39.627 | 90 | 0.12 | 47 |
IV.ROM9.HNZ. | 2020-08-07T10:07:44.76 | 3.0 | negative | manual | P | -0.51 | 0 | |||
IV.CSP1.EHZ. | 2020-08-07T10:07:42.95 | 0.6 | undecidable | manual | S | 2 | 30.6471 | 91 | -0.05 | 48 |
IV.TERO.HHZ. | 2020-08-07T10:07:39.88 | 0.6 | undecidable | manual | P | 122 | 39.627 | 90 | 0 | 48 |
IV.MTRA.EHZ. | 2020-08-07T10:07:39.37 | 0.3 | undecidable | manual | S | 111 | 17.6712 | 93 | -0.17 | 73 |
IV.MMO1.EHZ. | 2020-08-07T10:07:38.64 | 0.1 | undecidable | manual | S | 49 | 14.2746 | 99 | 0.02 | 100 |
IV.CSP1.EHZ. | 2020-08-07T10:07:38.48 | 0.1 | undecidable | manual | P | 2 | 30.6471 | 91 | -0.02 | 96 |
IV.MMO1.EHZ. | 2020-08-07T10:07:36.06 | 0.1 | positive | manual | P | 49 | 14.2746 | 99 | 0.09 | 99 |
IV.MTRA.EHZ. | 2020-08-07T10:07:36.40 | 0.3 | undecidable | manual | P | 111 | 17.6712 | 93 | -0.1 | 74 |
IV.NRCA.HHZ. | 2020-08-07T10:07:36.82 | 0.1 | undecidable | manual | S | 287 | 6.7932 | 138 | -0.08 | 100 |
IV.NRCA.HHZ. | 2020-08-07T10:07:35.10 | 0.1 | positive | manual | P | 287 | 6.7932 | 138 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.0001905 | 1.04 | AML | other | m | 2020-08-07T10:07:37.06 |
IV.NRCA.HHN. | ML:0.9 | 0.000118 | 0.64 | AML | other | m | 2020-08-07T10:07:37.13 |
IV.NRCA.HNE. | ML:1.2 | 0.00021157365 | 1.0304 | AML | other | m | 2020-08-07T10:07:37.58 |
IV.NRCA.HNN. | ML:1.1 | 0.00016516065 | 0.64 | AML | other | m | 2020-08-07T10:07:37.45 |
IV.MTRA.EHE. | ML:0.8 | 0.000049751290000000005 | 3.4432 | AML | other | m | 2020-08-07T10:07:41.41 |
IV.MTRA.EHN. | ML:0.8 | 0.000049086110000000005 | 4.0448 | AML | other | m | 2020-08-07T10:07:42.93 |
IV.TERO.HHE. | ML:0.8 | 0.00002074004 | 1.0432 | AML | other | m | 2020-08-07T10:07:46.23 |
IV.TERO.HHN. | ML:1.1 | 0.00004020778 | 2.2144 | AML | other | m | 2020-08-07T10:07:45.68 |