A magnitude ML 1.0 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8110, 13.1380 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 | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Arquata del Tronto | AP | 14 | 1178 | 7140 |
Visso | MC | 14 | 1107 | 8247 |
Cascia | PG | 14 | 3217 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Montegallo | AP | 16 | 523 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Montemonaco | AP | 18 | 604 | 14777 |
Sellano | PG | 19 | 1079 | 15856 |
Poggiodomo | PG | 20 | 117 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2019-08-16 16:55:44 |
42.8107 | 13.1377 | 10 | 2019-08-16 17:02:35 |
Sala Sismica INGV-Roma | 71552231 |
Field | Value |
---|---|
Time (UTC) | 2019-08-16 16:55:44 ± 0.05 |
Latitude | 42.8107 ± 0.0027 |
Longitude | 13.1377 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 71552231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 430 |
Semi-minor axis of confidence ellipse (meter) | 268 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 120 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 27 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51891 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 71552231 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-08-16 17:02:35 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PESA.HHZ. | 2019-08-16T16:56:08.02 | 3.0 | undecidable | manual | P | 1.47 | 0 | |||
IV.FAGN.HHZ. | 2019-08-16T16:56:06.60 | 3.0 | undecidable | manual | S | -0.72 | 0 | |||
IV.APEC.HNZ. | 2019-08-16T16:56:03.37 | 3.0 | undecidable | manual | P | 0.51 | 0 | |||
IV.GIGS.HHZ. | 2019-08-16T16:56:01.20 | 0.6 | undecidable | manual | S | 138 | 53.2023 | 50 | -0.02 | 47 |
IV.TERO.HHZ. | 2019-08-16T16:55:58.31 | 0.6 | undecidable | manual | S | 119 | 43.3233 | 50 | -0.27 | 45 |
IV.RM33.EHZ. | 2019-08-16T16:55:56.11 | 0.6 | undecidable | manual | S | 169 | 34.0437 | 50 | 0.01 | 48 |
IV.EL6.EHZ. | 2019-08-16T16:55:55.03 | 1.0 | undecidable | manual | P | 357 | 57.5979 | 50 | 0.24 | 22 |
IV.CSP1.EHZ. | 2019-08-16T16:55:55.36 | 0.6 | undecidable | manual | S | 10 | 31.6461 | 50 | -0.1 | 48 |
IV.GIGS.HHZ. | 2019-08-16T16:55:54.02 | 1.0 | positive | manual | P | 138 | 53.2023 | 50 | -0.09 | 23 |
IV.MOMA.HHZ. | 2019-08-16T16:55:54.01 | 3.0 | undecidable | manual | P | 0.26 | 0 | |||
IV.CESI.HHE. | 2019-08-16T16:55:54.88 | 0.6 | undecidable | manual | S | 319 | 28.6491 | 50 | 0.21 | 47 |
IV.LNSS.HHZ. | 2019-08-16T16:55:53.52 | 0.6 | undecidable | manual | S | 199 | 24.3534 | 50 | 0 | 49 |
IV.TERO.HHZ. | 2019-08-16T16:55:53.00 | 0.6 | undecidable | manual | P | 119 | 43.3233 | 50 | 0.41 | 44 |
IV.FDMO.HHZ. | 2019-08-16T16:55:53.84 | 0.6 | undecidable | manual | S | 351 | 25.3524 | 50 | 0.05 | 49 |
IV.MTRA.EHZ. | 2019-08-16T16:55:52.56 | 0.6 | undecidable | manual | S | 106 | 21.867 | 115 | -0.26 | 47 |
IV.FEMA.HNE. | 2019-08-16T16:55:51.36 | 0.6 | undecidable | manual | S | 337 | 18.2706 | 120 | -0.34 | 46 |
IV.RM33.EHZ. | 2019-08-16T16:55:51.11 | 1.0 | undecidable | manual | P | 169 | 34.0437 | 50 | -0.05 | 24 |
IV.MMO1.EHZ. | 2019-08-16T16:55:51.60 | 0.6 | undecidable | manual | S | 57 | 18.2706 | 120 | -0.1 | 49 |
IV.CSP1.EHZ. | 2019-08-16T16:55:50.93 | 0.3 | positive | manual | P | 10 | 31.6461 | 50 | 0.14 | 71 |
IV.MC2.EHZ. | 2019-08-16T16:55:50.25 | 0.3 | undecidable | manual | S | 20 | 11.9769 | 131 | 0.35 | 70 |
IV.MF5.EHZ. | 2019-08-16T16:55:50.70 | 0.1 | undecidable | manual | P | 53 | 32.745 | 50 | -0.25 | 92 |
IV.SMA1.EHZ. | 2019-08-16T16:55:50.16 | 1.0 | negative | manual | P | 141 | 25.6521 | 50 | 0.3 | 23 |
IV.FDMO.HHZ. | 2019-08-16T16:55:49.83 | 0.1 | undecidable | manual | P | 351 | 25.3524 | 50 | 0 | 98 |
IV.CESI.HHE. | 2019-08-16T16:55:49.95 | 0.1 | undecidable | manual | P | 319 | 28.6491 | 50 | -0.38 | 90 |
IV.MTRA.EHZ. | 2019-08-16T16:55:49.27 | 0.3 | negative | manual | P | 106 | 21.867 | 115 | 0 | 74 |
IV.LNSS.HHZ. | 2019-08-16T16:55:49.83 | 0.1 | undecidable | manual | P | 199 | 24.3534 | 50 | 0.16 | 95 |
IV.FEMA.HNE. | 2019-08-16T16:55:48.64 | 0.1 | undecidable | manual | P | 337 | 18.2706 | 120 | 0.02 | 99 |
IV.MMO1.EHZ. | 2019-08-16T16:55:48.65 | 0.1 | positive | manual | P | 57 | 18.2706 | 120 | 0.03 | 99 |
IV.NRCA.HNZ. | 2019-08-16T16:55:47.83 | 0.3 | undecidable | manual | S | 323 | 3.1968 | 163 | -0.36 | 71 |
IV.MC2.EHZ. | 2019-08-16T16:55:47.88 | 0.1 | undecidable | manual | P | 20 | 11.9769 | 131 | 0.3 | 95 |
IV.NRCA.HNZ. | 2019-08-16T16:55:46.70 | 0.1 | undecidable | manual | P | 323 | 3.1968 | 163 | 0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHE. | ML:1.2 | 0.0001185 | 0.18 | AML | other | m | 2019-08-16T16:55:53.35 |
IV.MTRA.EHN. | ML:1.2 | 0.00009955 | 0.22 | AML | other | m | 2019-08-16T16:55:53.77 |
IV.FDMO.HHN. | ML:0.9 | 0.0000482 | 0.76 | AML | other | m | 2019-08-16T16:55:54.00 |
IV.FDMO.HHE. | ML:1.0 | 0.0000525 | 1.16 | AML | other | m | 2019-08-16T16:55:54.59 |
IV.LNSS.HHN. | ML:1.6 | 0.0002415 | 1.8 | AML | other | m | 2019-08-16T16:55:54.96 |
IV.LNSS.HHE. | ML:1.6 | 0.0002645 | 1.72 | AML | other | m | 2019-08-16T16:55:54.08 |
IV.SMA1.EHN. | ML:0.9 | 0.000043650000000000004 | 1.08 | AML | other | m | 2019-08-16T16:55:56.36 |
IV.RM33.EHE. | ML:1.1 | 0.000050100000000000005 | 0.9 | AML | other | m | 2019-08-16T16:55:57.15 |
IV.RM33.EHN. | ML:0.9 | 0.000033549999999999996 | 0.1 | AML | other | m | 2019-08-16T16:55:57.24 |
IV.SMA1.EHE. | ML:1.1 | 0.00006915 | 1.36 | AML | other | m | 2019-08-16T16:55:57.84 |
IV.TERO.HHN. | ML:0.8 | 0.00002215 | 0.08 | AML | other | m | 2019-08-16T16:55:59.23 |
IV.TERO.HHE. | ML:1.0 | 0.0000309 | 0.14 | AML | other | m | 2019-08-16T16:55:59.27 |
IV.MOMA.HHE. | ML:0.9 | 0.000025149999999999998 | 0.18 | AML | other | m | 2019-08-16T16:56:01.44 |
IV.MOMA.HHN. | ML:0.8 | 0.00002225 | 1.38 | AML | other | m | 2019-08-16T16:56:03.09 |
IV.CSP1.EHE. | ML:1.0 | 0.00004677745749999999 | 0.1024 | AML | other | m | 2019-08-16T16:55:56.76 |
IV.CSP1.EHN. | ML:1.0 | 0.000048223045000000005 | 0.2176 | AML | other | m | 2019-08-16T16:55:56.15 |