A magnitude ML 0.9 earthquake occured in region: 5 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8290, 13.1380 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 8 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Visso | MC | 12 | 1107 | 7069 |
Ussita | MC | 13 | 444 | 7513 |
Arquata del Tronto | AP | 14 | 1178 | 8691 |
Cascia | PG | 16 | 3217 | 11908 |
Montegallo | AP | 16 | 523 | 12431 |
Montemonaco | AP | 17 | 604 | 13035 |
Accumoli | RI | 17 | 667 | 13702 |
Cerreto di Spoleto | PG | 18 | 1075 | 14777 |
Sellano | PG | 18 | 1079 | 15856 |
Bolognola | MC | 20 | 142 | 15998 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-08-10 20:58:22 |
42.8292 | 13.1385 | 11 | 2020-08-10 21:04:07 |
Sala Sismica INGV-Roma | 81857211 |
Field | Value |
---|---|
Time (UTC) | 2020-08-10 20:58:22 ± 0.04 |
Latitude | 42.8292 ± 0.0018 |
Longitude | 13.1385 ± 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 | 81857211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 360 |
Semi-minor axis of confidence ellipse (meter) | 151 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 61 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 360.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 86 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50092 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 81857211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-10 21:04:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.APEC.HHZ. | 2020-08-10T20:58:38.20 | 3.0 | undecidable | manual | P | -1.93 | 0 | |||
IV.ASSB.HHZ. | 2020-08-10T20:58:37.51 | 0.3 | undecidable | manual | S | 301 | 45.621 | 50 | 0.35 | 67 |
IV.RM33.EHZ. | 2020-08-10T20:58:34.72 | 0.3 | undecidable | manual | S | 170 | 36.0417 | 50 | 0.11 | 71 |
IV.CSP1.EHZ. | 2020-08-10T20:58:33.06 | 0.3 | undecidable | manual | S | 10 | 29.6481 | 50 | 0.16 | 71 |
IV.CESI.HNN. | 2020-08-10T20:58:32.28 | 0.6 | undecidable | manual | S | 316 | 27.2505 | 50 | 0.02 | 49 |
IV.SMA1.EHZ. | 2020-08-10T20:58:32.17 | 0.6 | undecidable | manual | S | 144 | 27.2505 | 50 | -0.09 | 48 |
IV.EL6.EHZ. | 2020-08-10T20:58:32.55 | 0.3 | undecidable | manual | P | 357 | 55.5999 | 50 | 0.03 | 70 |
IV.ASSB.HHZ. | 2020-08-10T20:58:31.01 | 0.3 | undecidable | manual | P | 301 | 45.621 | 50 | 0.03 | 71 |
IV.T1299.EHN. | 2020-08-10T20:58:31.80 | 0.3 | undecidable | manual | S | 152 | 24.5532 | 50 | 0.24 | 70 |
IV.FDMO.HHZ. | 2020-08-10T20:58:30.96 | 0.6 | undecidable | manual | S | 350 | 23.3544 | 50 | -0.27 | 47 |
IV.TERO.HHZ. | 2020-08-10T20:58:30.76 | 0.3 | undecidable | manual | P | 121 | 44.3223 | 50 | -0.02 | 71 |
IT.MTCL.HGE. | 2020-08-10T20:58:30.54 | 0.3 | undecidable | manual | S | 328 | 21.4674 | 50 | -0.19 | 71 |
IV.MTRA.EHZ. | 2020-08-10T20:58:30.78 | 0.3 | undecidable | manual | S | 111 | 22.4553 | 50 | -0.21 | 71 |
IV.RM33.EHZ. | 2020-08-10T20:58:29.31 | 0.3 | undecidable | manual | P | 170 | 36.0417 | 50 | -0.19 | 70 |
IV.MMO1.EHZ. | 2020-08-10T20:58:29.40 | 0.6 | undecidable | manual | S | 63 | 17.1717 | 50 | -0.18 | 48 |
IV.FEMA.HNE. | 2020-08-10T20:58:29.26 | 0.3 | undecidable | manual | S | 334 | 16.4724 | 50 | -0.12 | 73 |
IV.CSP1.EHZ. | 2020-08-10T20:58:28.50 | 0.1 | undecidable | manual | P | 10 | 29.6481 | 50 | -0.02 | 97 |
IV.MC2.EHZ. | 2020-08-10T20:58:28.04 | 0.3 | undecidable | manual | S | 24 | 9.9789 | 138 | 0.33 | 70 |
IV.CESI.HNN. | 2020-08-10T20:58:28.19 | 0.1 | undecidable | manual | P | 316 | 27.2505 | 50 | 0.04 | 97 |
IV.SMA1.EHZ. | 2020-08-10T20:58:28.14 | 0.1 | undecidable | manual | P | 144 | 27.2505 | 50 | -0.01 | 98 |
IV.T1299.EHN. | 2020-08-10T20:58:27.89 | 0.1 | undecidable | manual | P | 152 | 24.5532 | 50 | 0.15 | 96 |
IV.MTRA.EHZ. | 2020-08-10T20:58:27.38 | 0.3 | undecidable | manual | P | 111 | 22.4553 | 50 | -0.03 | 74 |
IV.LNSS.HNE. | 2020-08-10T20:58:27.91 | 0.3 | undecidable | manual | P | 198 | 26.3514 | 50 | -0.1 | 72 |
IV.FDMO.HHZ. | 2020-08-10T20:58:27.46 | 0.1 | undecidable | manual | P | 350 | 23.3544 | 50 | -0.09 | 97 |
IT.MTCL.HGE. | 2020-08-10T20:58:27.23 | 0.1 | undecidable | manual | P | 328 | 21.4674 | 50 | -0.04 | 98 |
IV.MMO1.EHZ. | 2020-08-10T20:58:26.61 | 0.1 | undecidable | manual | P | 63 | 17.1717 | 50 | 0.01 | 100 |
IV.NRCA.HHZ. | 2020-08-10T20:58:26.04 | 0.3 | undecidable | manual | S | 284 | 1.998 | 170 | -0.4 | 71 |
IV.FEMA.HNE. | 2020-08-10T20:58:26.50 | 0.1 | undecidable | manual | P | 334 | 16.4724 | 50 | 0.02 | 100 |
IV.MC2.EHZ. | 2020-08-10T20:58:25.73 | 0.1 | undecidable | manual | P | 24 | 9.9789 | 138 | 0.2 | 97 |
IV.NRCA.HHZ. | 2020-08-10T20:58:24.88 | 0.1 | undecidable | manual | P | 284 | 1.998 | 170 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.9 | 0.00005745 | 1.58 | AML | other | m | 2020-08-10T20:58:31.04 |
IV.MTRA.EHE. | ML:1.0 | 0.00006155 | 1.22 | AML | other | m | 2020-08-10T20:58:32.76 |
IV.SMA1.EHE. | ML:1.0 | 0.000050950000000000005 | 0.4 | AML | other | m | 2020-08-10T20:58:32.53 |
IV.SMA1.EHN. | ML:0.9 | 0.00004675 | 0.1 | AML | other | m | 2020-08-10T20:58:32.38 |
IV.RM33.EHE. | ML:0.6 | 0.00001745 | 0.58 | AML | other | m | 2020-08-10T20:58:35.54 |
IV.RM33.EHN. | ML:0.6 | 0.0000151 | 0.88 | AML | other | m | 2020-08-10T20:58:35.65 |
IV.TERO.HHE. | ML:1.1 | 0.00003275 | 0.14 | AML | other | m | 2020-08-10T20:58:37.40 |
IV.ASSB.HHE. | ML:1.1 | 0.000037699999999999995 | 0.16 | AML | other | m | 2020-08-10T20:58:37.86 |
IV.ASSB.HHN. | ML:0.8 | 0.000019450000000000002 | 1.86 | AML | other | m | 2020-08-10T20:58:37.99 |
IV.TERO.HHN. | ML:1.0 | 0.00003025 | 0.62 | AML | other | m | 2020-08-10T20:58:38.34 |