A magnitude ML 0.7 earthquake occured in region: Norcia (PG), on
and geographic coordinates (lat, lon) 42.7960, 13.0950 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 | 0 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Cascia | PG | 11 | 3217 | 8898 |
Castelsantangelo sul Nera | MC | 12 | 281 | 9179 |
Cerreto di Spoleto | PG | 15 | 1075 | 10254 |
Visso | MC | 15 | 1107 | 11361 |
Poggiodomo | PG | 16 | 117 | 11478 |
Arquata del Tronto | AP | 17 | 1178 | 12656 |
Accumoli | RI | 17 | 667 | 13323 |
Ussita | MC | 17 | 444 | 13767 |
Sellano | PG | 17 | 1079 | 14846 |
Vallo di Nera | PG | 19 | 364 | 15210 |
Monteleone di Spoleto | PG | 20 | 599 | 15809 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-09-23 19:39:16 |
42.7957 | 13.0953 | 11 | 2021-09-23 19:56:54 |
Sala Sismica INGV-Roma | 95795741 |
Field | Value |
---|---|
Time (UTC) | 2021-09-23 19:39:16 ± 0.04 |
Latitude | 42.7957 ± 0.0018 |
Longitude | 13.0953 ± 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 | 95795741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 284 |
Semi-minor axis of confidence ellipse (meter) | 112 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 26 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34984 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 13 |
Type of magnitude | ML |
Reference to an origin | 95795741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-23 19:56:54 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2021-09-23T19:39:38.10 | 3.0 | undecidable | manual | S | 0 | ||||
IV.MF5.EHZ. | 2021-09-23T19:39:30.49 | 3.0 | undecidable | manual | P | 0 | ||||
IV.PF6.EHN. | 2021-09-23T19:39:29.84 | 0.3 | undecidable | manual | S | 12 | 38.8278 | 50 | 0.1 | 71 |
IV.MML1.EHE. | 2021-09-23T19:39:29.29 | 0.3 | undecidable | manual | S | 344 | 36.6411 | 50 | 0.12 | 71 |
IV.RM33.EHZ. | 2021-09-23T19:39:28.19 | 0.3 | undecidable | manual | S | 163 | 33.2445 | 50 | -0.06 | 72 |
IV.CSP1.EHZ. | 2021-09-23T19:39:28.67 | 0.3 | undecidable | manual | S | 15 | 34.0437 | 50 | 0.2 | 70 |
IV.ASSB.HHZ. | 2021-09-23T19:39:26.79 | 3.0 | negative | manual | P | 0.8 | 0 | |||
IV.SMA1.EHZ. | 2021-09-23T19:39:26.48 | 0.3 | undecidable | manual | S | 133 | 26.751 | 50 | -0.05 | 73 |
IV.CESI.HHZ. | 2021-09-23T19:39:26.62 | 0.3 | undecidable | manual | S | 326 | 27.9498 | 50 | -0.22 | 70 |
IV.FDMO.HHZ. | 2021-09-23T19:39:26.20 | 0.3 | undecidable | manual | S | 359 | 26.751 | 50 | -0.31 | 69 |
IV.T1299.HNZ. | 2021-09-23T19:39:25.68 | 0.3 | undecidable | manual | S | 140 | 23.4543 | 50 | 0.03 | 74 |
IV.MMO1.HNZ. | 2021-09-23T19:39:25.08 | 0.3 | undecidable | manual | S | 58 | 22.0668 | 50 | -0.19 | 71 |
IV.LNSS.HHZ. | 2021-09-23T19:39:25.19 | 0.3 | undecidable | manual | S | 192 | 21.867 | 50 | -0.02 | 74 |
IV.MML1.EHE. | 2021-09-23T19:39:24.03 | 0.3 | undecidable | manual | P | 344 | 36.6411 | 50 | 0.05 | 72 |
IV.PF6.EHN. | 2021-09-23T19:39:24.31 | 0.1 | undecidable | manual | P | 12 | 38.8278 | 50 | 0 | 96 |
IV.GAVE.HNZ. | 2021-09-23T19:39:24.73 | 0.3 | undecidable | manual | S | 235 | 19.9689 | 50 | 0.01 | 74 |
IV.MC2.EHZ. | 2021-09-23T19:39:23.50 | 0.3 | undecidable | manual | S | 31 | 14.9739 | 126 | 0.17 | 73 |
IV.RM33.EHZ. | 2021-09-23T19:39:23.52 | 0.1 | undecidable | manual | P | 163 | 33.2445 | 50 | 0.07 | 96 |
IV.CSP1.EHZ. | 2021-09-23T19:39:23.64 | 0.1 | undecidable | manual | P | 15 | 34.0437 | 50 | 0.06 | 96 |
IV.FDMO.HHZ. | 2021-09-23T19:39:22.42 | 0.1 | undecidable | manual | P | 359 | 26.751 | 50 | -0.03 | 98 |
IV.SMA1.EHZ. | 2021-09-23T19:39:22.36 | 0.1 | undecidable | manual | P | 133 | 26.751 | 50 | -0.1 | 96 |
IV.CESI.HHZ. | 2021-09-23T19:39:22.67 | 0.3 | undecidable | manual | P | 326 | 27.9498 | 50 | 0.04 | 73 |
IV.T1299.HNZ. | 2021-09-23T19:39:22.01 | 0.1 | undecidable | manual | P | 140 | 23.4543 | 50 | 0.06 | 98 |
IV.LNSS.HHZ. | 2021-09-23T19:39:21.76 | 0.1 | undecidable | manual | P | 192 | 21.867 | 50 | 0.06 | 98 |
IV.GAVE.HNZ. | 2021-09-23T19:39:21.51 | 0.3 | undecidable | manual | P | 235 | 19.9689 | 50 | 0.09 | 73 |
IV.MMO1.HNZ. | 2021-09-23T19:39:21.76 | 0.3 | undecidable | manual | P | 58 | 22.0668 | 50 | 0.03 | 74 |
IV.NRCA.HHZ. | 2021-09-23T19:39:20.69 | 0.1 | undecidable | manual | S | 20 | 4.4955 | 158 | -0.32 | 95 |
IV.MOMA.HHZ. | 2021-09-23T19:39:20.67 | 3.0 | undecidable | manual | P | 0 | ||||
IV.MOMA.HHZ. | 2021-09-23T19:39:20.51 | 3.0 | undecidable | manual | S | 0 | ||||
IV.MC2.EHZ. | 2021-09-23T19:39:20.80 | 0.1 | undecidable | manual | P | 31 | 14.9739 | 126 | 0.19 | 96 |
IV.NRCA.HHZ. | 2021-09-23T19:39:19.37 | 0.1 | undecidable | manual | P | 20 | 4.4955 | 158 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00014250380000000002 | 0.0768 | AML | other | m | 2021-09-23T19:39:21.41 |
IV.NRCA.HHE. | ML:1.5 | 0.0005155 | 0.06 | AML | other | m | 2021-09-23T19:39:20.86 |
IV.NRCA.HNE. | ML:1.4 | 0.00044418840000000007 | 0.064 | AML | other | m | 2021-09-23T19:39:20.86 |
IV.NRCA.HNN. | ML:1.0 | 0.00015191652999999998 | 0.1664 | AML | other | m | 2021-09-23T19:39:20.85 |
IV.LNSS.HHE. | ML:0.8 | 0.000041719215000000006 | 0.0768 | AML | other | m | 2021-09-23T19:39:26.07 |
IV.LNSS.HHN. | ML:0.7 | 0.000027766880000000002 | 0.0896 | AML | other | m | 2021-09-23T19:39:26.12 |
IV.FDMO.HHE. | ML:0.3 | 0.000011705094 | 0.1152 | AML | other | m | 2021-09-23T19:39:27.24 |
IV.FDMO.HHN. | ML:0.4 | 0.00001414249 | 0.1408 | AML | other | m | 2021-09-23T19:39:27.07 |
IV.RM33.EHE. | ML:0.4 | 0.000012484203999999999 | 0.1024 | AML | other | m | 2021-09-23T19:39:28.74 |
IV.RM33.EHN. | ML:0.4 | 0.000009492307 | 0.0896 | AML | other | m | 2021-09-23T19:39:29.55 |
IV.CSP1.EHE. | ML:0.8 | 0.00002659351 | 0.1536 | AML | other | m | 2021-09-23T19:39:29.41 |
IV.CSP1.EHN. | ML:1.0 | 0.00003895062 | 0.32 | AML | other | m | 2021-09-23T19:39:29.88 |
IV.ASSB.HHE. | ML:0.5 | 0.0000076788755 | 0.0768 | AML | other | m | 2021-09-23T19:39:38.29 |