A magnitude ML 1.1 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7950, 13.1430 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 | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 13 | 724 | 5962 |
Arquata del Tronto | AP | 13 | 1178 | 7140 |
Cascia | PG | 14 | 3217 | 10357 |
Accumoli | RI | 14 | 667 | 11024 |
Visso | MC | 16 | 1107 | 12131 |
Montegallo | AP | 17 | 523 | 12654 |
Ussita | MC | 17 | 444 | 13098 |
Cerreto di Spoleto | PG | 19 | 1075 | 14173 |
Montemonaco | AP | 19 | 604 | 14777 |
Poggiodomo | PG | 19 | 117 | 14894 |
Cittareale | RI | 20 | 482 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2019-10-20 07:39:01 |
42.7947 | 13.1432 | 11 | 2019-10-20 07:47:24 |
Sala Sismica INGV-Roma | 73351861 |
Field | Value |
---|---|
Time (UTC) | 2019-10-20 07:39:01 ± 0.12 |
Latitude | 42.7947 ± 0.0045 |
Longitude | 13.1432 ± 0.0135 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 73351861 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1097 |
Semi-minor axis of confidence ellipse (meter) | 336 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 272 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1100.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 129 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.04407 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30127 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 73351861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-10-20 07:47:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2019-10-20T07:39:13.73 | 0.3 | undecidable | manual | S | 50 | 33.4443 | 50 | 0.91 | 56 |
IV.CSP1.EHZ. | 2019-10-20T07:39:12.79 | 0.3 | undecidable | manual | S | 9 | 33.3444 | 50 | 0 | 74 |
IV.RM33.EHZ. | 2019-10-20T07:39:12.78 | 0.6 | undecidable | manual | S | 170 | 32.2455 | 50 | 0.29 | 47 |
IV.FDMO.HHZ. | 2019-10-20T07:39:11.32 | 0.6 | undecidable | manual | S | 350 | 27.1506 | 50 | 0.17 | 48 |
IV.LNSS.HHZ. | 2019-10-20T07:39:09.97 | 1.0 | undecidable | manual | S | 202 | 22.8549 | 50 | -0.02 | 25 |
IV.SMA1.EHZ. | 2019-10-20T07:39:09.99 | 0.3 | undecidable | manual | S | 139 | 24.0537 | 50 | -0.31 | 71 |
IV.T1299.HNZ. | 2019-10-20T07:39:09.73 | 0.3 | undecidable | manual | S | 147 | 21.0678 | 50 | 0.21 | 72 |
IV.MMO1.EHZ. | 2019-10-20T07:39:08.81 | 0.3 | undecidable | manual | S | 52 | 18.87 | 50 | -0.12 | 74 |
IV.MF5.EHZ. | 2019-10-20T07:39:07.10 | 0.1 | undecidable | manual | P | 50 | 33.4443 | 50 | -0.9 | 75 |
IV.RM33.EHZ. | 2019-10-20T07:39:07.76 | 0.1 | undecidable | manual | P | 170 | 32.2455 | 50 | -0.05 | 98 |
IV.CSP1.EHZ. | 2019-10-20T07:39:07.94 | 0.3 | negative | manual | P | 9 | 33.3444 | 50 | -0.04 | 73 |
IV.FDMO.HHZ. | 2019-10-20T07:39:06.93 | 0.3 | negative | manual | P | 350 | 27.1506 | 50 | -0.11 | 73 |
IV.LNSS.HHZ. | 2019-10-20T07:39:06.33 | 0.1 | undecidable | manual | P | 202 | 22.8549 | 50 | -0.04 | 100 |
IV.SMA1.EHZ. | 2019-10-20T07:39:06.53 | 0.1 | undecidable | manual | P | 139 | 24.0537 | 50 | -0.02 | 100 |
IV.T1299.HNZ. | 2019-10-20T07:39:06.23 | 0.1 | undecidable | manual | P | 147 | 21.0678 | 50 | 0.13 | 98 |
IV.MMO1.EHZ. | 2019-10-20T07:39:05.79 | 0.3 | negative | manual | P | 52 | 18.87 | 50 | 0.03 | 75 |
IV.NRCA.HHZ. | 2019-10-20T07:39:05.60 | 0.6 | undecidable | manual | S | 331 | 4.8951 | 156 | -0.02 | 52 |
IV.NRCA.HHZ. | 2019-10-20T07:39:04.03 | 0.1 | negative | manual | P | 331 | 4.8951 | 156 | 0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00029749999999999997 | 1.08 | AML | other | m | 2019-10-20T07:39:06.82 |
IV.NRCA.HNN. | ML:1.4 | 0.0003755 | 0.78 | AML | other | m | 2019-10-20T07:39:06.70 |
IV.NRCA.HNE. | ML:1.3 | 0.0003045 | 1.06 | AML | other | m | 2019-10-20T07:39:06.29 |
IV.LNSS.HHN. | ML:1.0 | 0.00006995 | 0.12 | AML | other | m | 2019-10-20T07:39:10.70 |
IV.LNSS.HHE. | ML:1.2 | 0.00009705 | 0.1 | AML | other | m | 2019-10-20T07:39:10.72 |
IV.FDMO.HHN. | ML:0.7 | 0.0000227 | 0.46 | AML | other | m | 2019-10-20T07:39:12.35 |
IV.FDMO.HHE. | ML:0.6 | 0.000021150000000000002 | 0.96 | AML | other | m | 2019-10-20T07:39:12.92 |
IV.RM33.EHE. | ML:0.5 | 0.000015657685 | 0.1792 | AML | other | m | 2019-10-20T07:39:14.68 |
IV.RM33.EHN. | ML:0.5 | 0.0000152076215 | 0.1408 | AML | other | m | 2019-10-20T07:39:13.97 |