A magnitude ML 1.1 earthquake occured in region: 8 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7350, 13.1400 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 | 8 | 4957 | 4957 |
Accumoli | RI | 10 | 667 | 5624 |
Cascia | PG | 11 | 3217 | 8841 |
Cittareale | RI | 13 | 482 | 9323 |
Arquata del Tronto | AP | 14 | 1178 | 10501 |
Amatrice | RI | 17 | 2657 | 13158 |
Poggiodomo | PG | 17 | 117 | 13275 |
Castelsantangelo sul Nera | MC | 18 | 281 | 13556 |
Monteleone di Spoleto | PG | 18 | 599 | 14155 |
Preci | PG | 18 | 724 | 14879 |
Montegallo | AP | 20 | 523 | 15402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-10-23 05:32:56 |
42.7348 | 13.1405 | 10 | 2020-10-23 05:41:16 |
Sala Sismica INGV-Roma | 84049161 |
Field | Value |
---|---|
Time (UTC) | 2020-10-23 05:32:56 ± 0.1 |
Latitude | 42.7348 ± 0.0045 |
Longitude | 13.1405 ± 0.0073 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84049161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 609 |
Semi-minor axis of confidence ellipse (meter) | 208 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 269 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35973 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 84049161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-23 05:41:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRSN.EHZ. | 2020-10-23T05:33:27.72 | 3.0 | negative | manual | Pn | 1.14 | 0 | |||
IV.PE3.EHZ. | 2020-10-23T05:33:17.43 | 3.0 | negative | manual | P | -0.08 | 0 | |||
IV.ARVD.HHZ. | 2020-10-23T05:33:12.29 | 3.0 | negative | manual | P | 0.23 | 0 | |||
IV.GAVE.EHZ. | 2020-10-23T05:33:05.02 | 0.6 | undecidable | manual | S | 257 | 20.6682 | 116 | 0.94 | 50 |
IV.RM33.EHZ. | 2020-10-23T05:33:05.24 | 0.6 | undecidable | manual | S | 166 | 25.752 | 111 | -0.48 | 60 |
IV.MC2.EHZ. | 2020-10-23T05:33:04.54 | 0.6 | undecidable | manual | S | 11 | 19.9689 | 116 | 0.66 | 56 |
IV.MMO1.EHZ. | 2020-10-23T05:33:04.99 | 0.6 | undecidable | manual | S | 40 | 23.754 | 113 | -0.07 | 65 |
IV.CSP1.EHZ. | 2020-10-23T05:33:03.72 | 0.3 | undecidable | manual | P | 7 | 39.9267 | 50 | -0.14 | 94 |
IV.MF5.EHZ. | 2020-10-23T05:33:03.79 | 0.3 | undecidable | manual | P | 43 | 38.2284 | 50 | 0.19 | 93 |
IV.SMA1.EHZ. | 2020-10-23T05:33:03.88 | 0.6 | undecidable | manual | S | 126 | 19.6692 | 117 | 0.11 | 65 |
IV.CESI.HHZ. | 2020-10-23T05:33:02.99 | 0.3 | undecidable | manual | P | 327 | 35.5422 | 50 | -0.2 | 93 |
IV.LNSS.HNZ. | 2020-10-23T05:33:02.67 | 0.6 | undecidable | manual | S | 209 | 16.7721 | 121 | -0.23 | 64 |
IV.T1299.HNZ. | 2020-10-23T05:33:02.72 | 0.6 | undecidable | manual | S | 134 | 16.0728 | 122 | 0.03 | 67 |
IV.MMO1.EHZ. | 2020-10-23T05:33:01.04 | 0.3 | undecidable | manual | P | 40 | 23.754 | 113 | -0.25 | 94 |
IV.RM33.EHZ. | 2020-10-23T05:33:01.55 | 0.3 | undecidable | manual | P | 166 | 25.752 | 111 | -0.12 | 97 |
IV.MTRA.HNZ. | 2020-10-23T05:33:01.35 | 0.3 | undecidable | manual | P | 83 | 20.9679 | 115 | 0.56 | 88 |
IV.SMA1.EHZ. | 2020-10-23T05:33:00.64 | 0.3 | undecidable | manual | P | 126 | 19.6692 | 117 | 0.09 | 98 |
IV.MC2.EHZ. | 2020-10-23T05:33:00.63 | 0.3 | undecidable | manual | P | 11 | 19.9689 | 116 | 0.02 | 99 |
IV.NRCA.HHZ. | 2020-10-23T05:33:00.64 | 0.6 | undecidable | manual | S | 349 | 11.1777 | 132 | -0.68 | 57 |
IV.GAVE.EHZ. | 2020-10-23T05:33:00.80 | 0.3 | undecidable | manual | P | 257 | 20.6682 | 116 | 0.08 | 98 |
IV.LNSS.HNZ. | 2020-10-23T05:33:00.08 | 0.3 | undecidable | manual | P | 209 | 16.7721 | 121 | 0.04 | 100 |
IV.T1299.HNZ. | 2020-10-23T05:32:59.89 | 0.3 | undecidable | manual | P | 134 | 16.0728 | 122 | -0.03 | 100 |
IV.NRCA.HHZ. | 2020-10-23T05:32:58.82 | 0.3 | undecidable | manual | P | 349 | 11.1777 | 132 | -0.31 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:0.0 | 0.000097135595 | 0.1792 | AML | other | m | 2020-10-23T05:33:05.25 |
IV.GAVE.EHN. | ML:0.0 | 0.000081201625 | 0.2592 | AML | other | m | 2020-10-23T05:33:05.85 |
IV.MF5.EHN. | ML:1.0 | 0.0000394 | 0.5 | AML | other | m | 2020-10-23T05:33:12.64 |
IV.MF5.EHE. | ML:1.1 | 0.0000506 | 0.42 | AML | other | m | 2020-10-23T05:33:23.40 |
IV.NRCA.HHE. | ML:0.0 | 0.00046693894999999997 | 0.1216 | AML | other | m | 2020-10-23T05:33:01.34 |
IV.NRCA.HHN. | ML:0.0 | 0.00036302469999999995 | 0.0992 | AML | other | m | 2020-10-23T05:33:01.03 |
IV.NRCA.HNE. | ML:0.0 | 0.00043248770000000003 | 0.0896 | AML | other | m | 2020-10-23T05:33:01.13 |
IV.NRCA.HNN. | ML:0.0 | 0.00037742365 | 0.0992 | AML | other | m | 2020-10-23T05:33:01.03 |
IV.SMA1.EHE. | ML:1.3 | 0.0001521999 | 0.32 | AML | other | m | 2020-10-23T05:33:05.57 |
IV.SMA1.EHN. | ML:1.3 | 0.00016250719999999998 | 0.3008 | AML | other | m | 2020-10-23T05:33:04.19 |
IV.RM33.EHE. | ML:0.9 | 0.000052362965 | 0.1376 | AML | other | m | 2020-10-23T05:33:05.99 |
IV.RM33.EHN. | ML:1.0 | 0.00005437636 | 0.1408 | AML | other | m | 2020-10-23T05:33:05.63 |
IV.CESI.HNE. | ML:1.5 | 0.00011738945 | 0.4928 | AML | other | m | 2020-10-23T05:33:10.02 |
IV.CESI.HHE. | ML:0.7 | 0.000022452096999999996 | 0.1184 | AML | other | m | 2020-10-23T05:33:09.11 |
IV.CESI.HHN. | ML:1.0 | 0.000044063775 | 0.24 | AML | other | m | 2020-10-23T05:33:08.63 |
IV.CSP1.EHE. | ML:1.1 | 0.00003832226 | 0.2592 | AML | other | m | 2020-10-23T05:33:11.03 |
IV.CSP1.EHN. | ML:1.2 | 0.000051643265 | 0.3616 | AML | other | m | 2020-10-23T05:33:13.19 |