A magnitude ML 1.0 earthquake occured in region: 5 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7550, 13.1210 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
Cascia | PG | 10 | 3217 | 8174 |
Accumoli | RI | 12 | 667 | 8841 |
Arquata del Tronto | AP | 15 | 1178 | 10019 |
Preci | PG | 15 | 724 | 10743 |
Cittareale | RI | 16 | 482 | 11225 |
Castelsantangelo sul Nera | MC | 16 | 281 | 11506 |
Poggiodomo | PG | 16 | 117 | 11623 |
Monteleone di Spoleto | PG | 18 | 599 | 12222 |
Cerreto di Spoleto | PG | 18 | 1075 | 13297 |
Amatrice | RI | 20 | 2657 | 15954 |
Visso | MC | 20 | 1107 | 17061 |
Montegallo | AP | 20 | 523 | 17584 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2021-10-17 18:33:23 |
42.7553 | 13.1207 | 11 | 2022-03-30 13:04:13 |
Bollettino Sismico Italiano INGV | 97055591 |
Reviewed Rev100 |
ML 1.0 | 2021-10-17 18:33:23 |
42.7568 | 13.1152 | 11 | 2021-10-17 18:37:57 |
Sala Sismica INGV-Roma | 96693971 |
Field | Value |
---|---|
Time (UTC) | 2021-10-17 18:33:23 ± 0.05 |
Latitude | 42.7553 ± 0.0027 |
Longitude | 13.1207 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 97055591 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 300 |
Semi-minor axis of confidence ellipse (meter) | 217 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 106 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 43 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44337 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 97055591 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-29 08:03:40 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 96693971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-17 18:37:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATMI.HHZ. | 2021-10-17T18:33:48.99 | 3.0 | undecidable | manual | S | -4.16 | 0 | |||
IV.ASSB.HHZ. | 2021-10-17T18:33:39.36 | 0.1 | undecidable | manual | S | 310 | 49.2174 | 50 | 0.43 | 87 |
IV.MOMA.HHZ. | 2021-10-17T18:33:38.27 | 0.1 | undecidable | manual | S | 277 | 45.1215 | 50 | 0.44 | 87 |
IV.MF5.EHZ. | 2021-10-17T18:33:36.22 | 0.3 | undecidable | manual | S | 47 | 37.7289 | 50 | 0.36 | 67 |
IV.CSP1.EHZ. | 2021-10-17T18:33:35.98 | 0.6 | undecidable | manual | S | 10 | 37.9287 | 50 | 0.06 | 48 |
IV.CESI.HHZ. | 2021-10-17T18:33:34.41 | 0.6 | undecidable | manual | S | 328 | 32.745 | 50 | -0.13 | 48 |
IV.FDMO.HHZ. | 2021-10-17T18:33:33.82 | 0.3 | undecidable | manual | S | 355 | 31.3464 | 50 | -0.32 | 69 |
IV.RM33.EHZ. | 2021-10-17T18:33:33.20 | 0.6 | undecidable | manual | S | 164 | 28.3494 | 50 | -0.16 | 48 |
IV.SNTG.HHZ. | 2021-10-17T18:33:32.31 | 3.0 | undecidable | manual | P | -1.47 | 0 | |||
IV.ASSB.HHZ. | 2021-10-17T18:33:32.56 | 0.1 | undecidable | manual | P | 310 | 49.2174 | 50 | 0.27 | 90 |
IV.TERO.HHZ. | 2021-10-17T18:33:31.05 | 0.1 | undecidable | manual | P | 110 | 42.0246 | 50 | -0.14 | 93 |
IV.T1299.HNN. | 2021-10-17T18:33:31.09 | 0.3 | undecidable | manual | S | 136 | 18.7701 | 120 | 0.36 | 70 |
IV.MMO1.EHZ. | 2021-10-17T18:33:31.86 | 0.1 | undecidable | manual | S | 46 | 23.1546 | 50 | -0.11 | 97 |
IV.SMA1.EHZ. | 2021-10-17T18:33:31.75 | 0.3 | undecidable | manual | S | 128 | 22.3554 | 50 | 0.01 | 74 |
IV.MOMA.HHZ. | 2021-10-17T18:33:31.62 | 0.1 | undecidable | manual | P | 277 | 45.1215 | 50 | -0.05 | 95 |
IV.GAVE.EHZ. | 2021-10-17T18:33:30.88 | 0.1 | undecidable | manual | S | 249 | 19.7691 | 118 | -0.14 | 97 |
IV.LNSS.HHZ. | 2021-10-17T18:33:30.51 | 0.1 | undecidable | manual | S | 201 | 18.1707 | 120 | -0.03 | 100 |
IV.CSP1.EHZ. | 2021-10-17T18:33:30.37 | 0.1 | undecidable | manual | P | 10 | 37.9287 | 50 | -0.19 | 93 |
IV.MF5.EHZ. | 2021-10-17T18:33:30.85 | 0.1 | undecidable | manual | P | 47 | 37.7289 | 50 | 0.33 | 90 |
IV.MC2.EHZ. | 2021-10-17T18:33:30.61 | 0.1 | undecidable | manual | S | 18 | 18.1707 | 120 | 0.06 | 99 |
IV.ARRO.EHZ. | 2021-10-17T18:33:29.89 | 0.1 | undecidable | manual | P | 236 | 34.9428 | 50 | -0.2 | 93 |
IV.RM33.EHZ. | 2021-10-17T18:33:29.03 | 0.1 | undecidable | manual | P | 164 | 28.3494 | 50 | -0.05 | 97 |
IV.FDMO.HHZ. | 2021-10-17T18:33:29.26 | 0.1 | undecidable | manual | P | 355 | 31.3464 | 50 | -0.28 | 92 |
IV.CESI.HHZ. | 2021-10-17T18:33:29.53 | 0.1 | undecidable | manual | P | 328 | 32.745 | 50 | -0.23 | 93 |
IV.SMA1.EHZ. | 2021-10-17T18:33:28.21 | 0.1 | undecidable | manual | P | 128 | 22.3554 | 50 | 0.06 | 98 |
IV.MTRA.EHE. | 2021-10-17T18:33:28.00 | 0.1 | undecidable | manual | P | 90 | 22.4553 | 50 | -0.17 | 96 |
IV.MMO1.EHZ. | 2021-10-17T18:33:28.09 | 0.1 | undecidable | manual | P | 46 | 23.1546 | 50 | -0.18 | 96 |
IV.LNSS.HHZ. | 2021-10-17T18:33:27.42 | 0.1 | positive | manual | P | 201 | 18.1707 | 120 | -0.03 | 100 |
IV.MC2.EHZ. | 2021-10-17T18:33:27.46 | 0.1 | undecidable | manual | P | 18 | 18.1707 | 120 | 0 | 100 |
IV.NRCA.HHZ. | 2021-10-17T18:33:27.79 | 0.1 | undecidable | manual | S | 100 | ||||
IV.T1299.HNN. | 2021-10-17T18:33:27.75 | 0.1 | undecidable | manual | P | 136 | 18.7701 | 120 | 0.18 | 96 |
IV.GAVE.EHZ. | 2021-10-17T18:33:27.58 | 0.1 | positive | manual | P | 249 | 19.7691 | 118 | -0.15 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.7 | 0.0006094999999999999 | 0.16 | AML | other | m | 2021-10-17T18:33:27.97 |
IV.NRCA.HHE. | ML:1.7 | 0.0006129999999999999 | 0.16 | AML | other | m | 2021-10-17T18:33:27.97 |
IV.NRCA.HHN. | ML:1.5 | 0.000444 | 1.6 | AML | other | m | 2021-10-17T18:33:28.85 |
IV.NRCA.HNN. | ML:1.5 | 0.000406 | 0.6 | AML | other | m | 2021-10-17T18:33:28.35 |
IV.LNSS.HHN. | ML:1.2 | 0.00011949999999999999 | 1.58 | AML | other | m | 2021-10-17T18:33:31.81 |
IV.LNSS.HHE. | ML:1.3 | 0.0001555 | 0.98 | AML | other | m | 2021-10-17T18:33:31.26 |
IV.GAVE.EHN. | ML:1.2 | 0.000128 | 0.32 | AML | other | m | 2021-10-17T18:33:31.43 |
IV.GAVE.EHE. | ML:1.3 | 0.000142 | 1.82 | AML | other | m | 2021-10-17T18:33:31.97 |
IV.SMA1.EHN. | ML:0.8 | 0.0000467 | 0.46 | AML | other | m | 2021-10-17T18:33:32.82 |
IV.SMA1.EHE. | ML:0.9 | 0.00005255 | 0.22 | AML | other | m | 2021-10-17T18:33:33.80 |
IV.RM33.EHN. | ML:0.8 | 0.00003345 | 1.56 | AML | other | m | 2021-10-17T18:33:34.84 |
IV.FDMO.HHN. | ML:0.7 | 0.0000242 | 0.44 | AML | other | m | 2021-10-17T18:33:35.31 |
IV.FDMO.HHE. | ML:0.6 | 0.0000191 | 0.52 | AML | other | m | 2021-10-17T18:33:35.30 |
IV.RM33.EHE. | ML:0.7 | 0.00002625 | 0.86 | AML | other | m | 2021-10-17T18:33:35.39 |
IV.MOMA.HHE. | ML:0.9 | 0.000026450000000000003 | 1.82 | AML | other | m | 2021-10-17T18:33:39.03 |
IV.ASSB.HHN. | ML:0.9 | 0.000018200000000000002 | 0.58 | AML | other | m | 2021-10-17T18:33:39.55 |
IV.ASSB.HHE. | ML:0.9 | 0.000021150000000000002 | 0.7 | AML | other | m | 2021-10-17T18:33:40.35 |
IV.MOMA.HHN. | ML:0.8 | 0.00001965 | 1.22 | AML | other | m | 2021-10-17T18:33:40.07 |