A magnitude ML 1.0 earthquake occured in region: 7 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7600, 13.1690 at 10 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 | 7 | 4957 | 4957 |
Accumoli | RI | 10 | 667 | 5624 |
Arquata del Tronto | AP | 11 | 1178 | 6802 |
Cascia | PG | 13 | 3217 | 10019 |
Castelsantangelo sul Nera | MC | 15 | 281 | 10300 |
Cittareale | RI | 16 | 482 | 10782 |
Montegallo | AP | 16 | 523 | 11305 |
Preci | PG | 17 | 724 | 12029 |
Amatrice | RI | 17 | 2657 | 14686 |
Poggiodomo | PG | 20 | 117 | 14803 |
Acquasanta Terme | AP | 20 | 2916 | 17719 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-08-12 22:21:43 |
42.7598 | 13.1687 | 11 | 2020-08-12 22:28:59 |
Sala Sismica INGV-Roma | 81920311 |
Field | Value |
---|---|
Time (UTC) | 2020-08-12 22:21:43 ± 0.04 |
Latitude | 42.7598 ± 0.0027 |
Longitude | 13.1687 ± 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 | 81920311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 267 |
Semi-minor axis of confidence ellipse (meter) | 226 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 310 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 33 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34804 |
Number of stations at which the event was observed | 28 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 81920311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-12 22:28:59 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CMPR.HHZ. | 2020-08-12T22:23:18.54 | 3.0 | undecidable | manual | Sg | 30.969999 | 0 | |||
GU.RNCA.HHZ. | 2020-08-12T22:23:18.78 | 3.0 | undecidable | manual | Sg | 24.23 | 0 | |||
RF.GEPF.HHZ. | 2020-08-12T22:22:55.13 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.SERS.HHZ. | 2020-08-12T22:22:54.80 | 3.0 | undecidable | manual | Pg | 27.5 | 0 | |||
IV.SERM.EHZ. | 2020-08-12T22:22:49.10 | 3.0 | undecidable | manual | Sg | 1.08 | 0 | |||
MN.TUE.HHZ. | 2020-08-12T22:22:47.24 | 3.0 | positive | manual | Pg | 17.360001 | 0 | |||
IV.ZCCA.HHZ. | 2020-08-12T22:22:35.87 | 3.0 | undecidable | manual | Sg | -0.56 | 0 | |||
IV.ZONE.HHZ. | 2020-08-12T22:22:29.03 | 3.0 | positive | manual | Pg | 10.06 | 0 | |||
IV.FIR.HHZ. | 2020-08-12T22:22:25.10 | 3.0 | undecidable | manual | Sg | -0.24 | 0 | |||
IV.VVLD.HHZ. | 2020-08-12T22:22:15.26 | 3.0 | undecidable | manual | Sn | -0.31 | 0 | |||
IV.LRP.EHZ. | 2020-08-12T22:22:14.22 | 3.0 | undecidable | manual | Sn | -1.74 | 0 | |||
IV.SACS.HHZ. | 2020-08-12T22:22:13.44 | 3.0 | undecidable | manual | Sg | 1.93 | 0 | |||
IV.FOSV.EHZ. | 2020-08-12T22:22:06.25 | 3.0 | undecidable | manual | Sg | -9.99 | 0 | |||
IV.MNTT.EHZ. | 2020-08-12T22:21:53.58 | 3.0 | negative | manual | Pg | 1.73 | 0 | |||
IV.TERO.HHZ. | 2020-08-12T22:21:51.09 | 0.3 | undecidable | manual | P | 113 | 38.628 | 50 | -0.1 | 71 |
IV.MTRA.EHZ. | 2020-08-12T22:21:51.03 | 0.3 | undecidable | manual | S | 91 | 18.5703 | 120 | -0.12 | 74 |
IV.LNSS.HHZ. | 2020-08-12T22:21:51.77 | 0.3 | undecidable | manual | S | 211 | 20.2686 | 117 | 0.09 | 74 |
IV.MMO1.EHZ. | 2020-08-12T22:21:51.54 | 0.3 | undecidable | manual | S | 40 | 20.1687 | 118 | -0.09 | 74 |
IV.ARRO.EHZ. | 2020-08-12T22:21:51.01 | 0.3 | undecidable | manual | P | 239 | 38.5281 | 50 | -0.17 | 70 |
IV.CESI.HHZ. | 2020-08-12T22:21:50.51 | 0.6 | undecidable | manual | P | 322 | 34.6431 | 50 | -0.07 | 48 |
IV.MF5.EHZ. | 2020-08-12T22:21:50.97 | 0.3 | undecidable | manual | P | 43 | 34.6431 | 50 | 0.39 | 68 |
IV.MC2.EHZ. | 2020-08-12T22:21:50.83 | 0.6 | undecidable | manual | S | 6 | 16.872 | 122 | 0.17 | 49 |
IV.CSP1.EHZ. | 2020-08-12T22:21:50.77 | 0.3 | undecidable | manual | P | 5 | 36.9297 | 50 | -0.16 | 71 |
IV.RM33.EHZ. | 2020-08-12T22:21:49.58 | 0.3 | undecidable | manual | P | 172 | 28.0497 | 50 | 0.01 | 74 |
IV.LNSS.HHZ. | 2020-08-12T22:21:48.35 | 0.3 | undecidable | manual | P | 211 | 20.2686 | 117 | 0.02 | 75 |
IV.MMO1.EHZ. | 2020-08-12T22:21:48.29 | 0.1 | undecidable | manual | P | 40 | 20.1687 | 118 | -0.01 | 100 |
IV.PIEI.HHZ. | 2020-08-12T22:21:48.58 | 3.0 | negative | manual | P | -3.35 | 0 | |||
IV.NRCA.HNZ. | 2020-08-12T22:21:48.47 | 0.1 | undecidable | manual | S | 332 | 9.2796 | 138 | -0.15 | 99 |
IV.SMA1.EHZ. | 2020-08-12T22:21:48.30 | 0.3 | undecidable | manual | P | 136 | 19.7691 | 118 | 0.06 | 74 |
IV.MTRA.EHZ. | 2020-08-12T22:21:48.02 | 0.6 | undecidable | manual | P | 91 | 18.5703 | 120 | 0 | 50 |
IV.GAVE.EHZ. | 2020-08-12T22:21:47.57 | 3.0 | undecidable | manual | P | 0 | ||||
IV.MC2.EHZ. | 2020-08-12T22:21:47.87 | 0.3 | undecidable | manual | P | 6 | 16.872 | 122 | 0.13 | 74 |
IV.NRCA.HNZ. | 2020-08-12T22:21:46.68 | 0.1 | undecidable | manual | P | 332 | 9.2796 | 138 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.3 | 0.00016800000000000002 | 0.38 | AML | other | m | 2020-08-12T22:21:51.10 |
IV.MTRA.EHN. | ML:1.2 | 0.00013900000000000002 | 0.92 | AML | other | m | 2020-08-12T22:21:51.01 |
IV.LNSS.HHN. | ML:1.2 | 0.00011525000000000001 | 1.64 | AML | other | m | 2020-08-12T22:21:51.85 |
IV.GAVE.EHE. | ML:1.1 | 0.0000818 | 0.22 | AML | other | m | 2020-08-12T22:21:52.85 |
IV.LNSS.HHE. | ML:1.2 | 0.00011249999999999998 | 0.4 | AML | other | m | 2020-08-12T22:21:52.93 |
IV.GAVE.EHN. | ML:1.2 | 0.00008824999999999999 | 1.58 | AML | other | m | 2020-08-12T22:21:53.20 |
IV.SMA1.EHN. | ML:0.9 | 0.0000541 | 0.7 | AML | other | m | 2020-08-12T22:21:54.42 |
IV.RM33.EHE. | ML:0.9 | 0.0000413 | 0.72 | AML | other | m | 2020-08-12T22:21:54.67 |
IV.RM33.EHN. | ML:0.9 | 0.00004215 | 0.42 | AML | other | m | 2020-08-12T22:21:55.06 |
IV.CESI.HHE. | ML:0.8 | 0.00002675 | 0.36 | AML | other | m | 2020-08-12T22:21:55.78 |
IV.SMA1.EHE. | ML:1.0 | 0.00006525 | 1.46 | AML | other | m | 2020-08-12T22:21:55.17 |
IV.CESI.HHN. | ML:0.9 | 0.00003665 | 0.14 | AML | other | m | 2020-08-12T22:21:56.37 |
IV.TERO.HHE. | ML:1.1 | 0.0000498 | 0.14 | AML | other | m | 2020-08-12T22:21:56.91 |
IV.TERO.HHN. | ML:1.1 | 0.00004955 | 0.22 | AML | other | m | 2020-08-12T22:21:57.13 |
IV.ARRO.EHN. | ML:0.8 | 0.00002655 | 0.16 | AML | other | m | 2020-08-12T22:21:58.05 |
IV.ARRO.EHE. | ML:0.8 | 0.000023800000000000003 | 1.8 | AML | other | m | 2020-08-12T22:21:59.91 |