A magnitude ML 0.9 earthquake occured in region: 7 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7780, 13.1790 at 9 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 | 7 | 4957 | 4957 |
Arquata del Tronto | AP | 10 | 1178 | 6135 |
Accumoli | RI | 11 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7083 |
Montegallo | AP | 15 | 523 | 7606 |
Cascia | PG | 15 | 3217 | 10823 |
Preci | PG | 16 | 724 | 11547 |
Cittareale | RI | 18 | 482 | 12029 |
Montemonaco | AP | 18 | 604 | 12633 |
Visso | MC | 19 | 1107 | 13740 |
Amatrice | RI | 19 | 2657 | 16397 |
Ussita | MC | 19 | 444 | 16841 |
Acquasanta Terme | AP | 19 | 2916 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-09-22 17:37:32 |
42.7783 | 13.1788 | 9 | 2020-09-22 17:48:03 |
Sala Sismica INGV-Roma | 83135711 |
Field | Value |
---|---|
Time (UTC) | 2020-09-22 17:37:32 ± 0.09 |
Latitude | 42.7783 ± 0.0036 |
Longitude | 13.1788 ± 0.0061 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 83135711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 459 |
Semi-minor axis of confidence ellipse (meter) | 92 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 73 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 71 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.07285 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31386 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 83135711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-22 17:48:03 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-09-22T17:37:45.29 | 0.3 | undecidable | manual | S | 3 | 34.8429 | 50 | 0.11 | 70 |
IV.FDMO.HHZ. | 2020-09-22T17:37:43.64 | 0.3 | undecidable | manual | S | 345 | 29.5482 | 107 | -0.02 | 72 |
IV.GAVE.EHZ. | 2020-09-22T17:37:42.08 | 0.3 | undecidable | manual | S | 248 | 25.0527 | 110 | -0.09 | 72 |
IV.SMA1.EHZ. | 2020-09-22T17:37:40.52 | 0.3 | undecidable | manual | S | 142 | 20.7681 | 113 | -0.26 | 70 |
IV.T1299.HNE. | 2020-09-22T17:37:40.16 | 0.3 | undecidable | manual | S | 152 | 18.0708 | 116 | 0.23 | 71 |
IV.MC2.EHE. | 2020-09-22T17:37:39.55 | 0.3 | undecidable | manual | S | 3 | 14.7741 | 121 | 0.63 | 64 |
IV.CSP1.EHZ. | 2020-09-22T17:37:39.73 | 0.1 | undecidable | manual | P | 3 | 34.8429 | 50 | -0.28 | 90 |
IV.MTRA.EHN. | 2020-09-22T17:37:39.64 | 0.3 | undecidable | manual | S | 98 | 17.871 | 116 | -0.23 | 71 |
IV.MMO1.EHZ. | 2020-09-22T17:37:39.80 | 0.3 | undecidable | manual | S | 42 | 18.0708 | 116 | -0.11 | 72 |
IV.FDMO.HHZ. | 2020-09-22T17:37:38.91 | 0.1 | undecidable | manual | P | 345 | 29.5482 | 107 | -0.22 | 92 |
IV.GAVE.EHZ. | 2020-09-22T17:37:38.64 | 0.1 | undecidable | manual | P | 248 | 25.0527 | 110 | 0.37 | 90 |
IV.T1299.HNE. | 2020-09-22T17:37:37.20 | 0.1 | undecidable | manual | P | 152 | 18.0708 | 116 | 0.23 | 94 |
IV.LNSS.HHZ. | 2020-09-22T17:37:37.63 | 0.1 | undecidable | manual | P | 210 | 22.4553 | 112 | -0.16 | 95 |
IV.SMA1.EHZ. | 2020-09-22T17:37:37.29 | 0.3 | undecidable | manual | P | 142 | 20.7681 | 113 | -0.17 | 71 |
IV.MTRA.EHN. | 2020-09-22T17:37:37.20 | 0.1 | undecidable | manual | P | 98 | 17.871 | 116 | 0.26 | 94 |
IV.MMO1.EHZ. | 2020-09-22T17:37:36.85 | 0.1 | undecidable | manual | P | 42 | 18.0708 | 116 | -0.11 | 96 |
IV.MC2.EHE. | 2020-09-22T17:37:36.66 | 0.1 | undecidable | manual | P | 3 | 14.7741 | 121 | 0.27 | 94 |
IV.NRCA.HHZ. | 2020-09-22T17:37:36.73 | 0.1 | undecidable | manual | S | 319 | 8.0808 | 138 | -0.37 | 93 |
IV.NRCA.HHZ. | 2020-09-22T17:37:35.36 | 0.1 | undecidable | manual | P | 319 | 8.0808 | 138 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.0 | 0.00016554839999999998 | 0.1152 | AML | other | m | 2020-09-22T17:37:36.98 |
IV.NRCA.HHN. | ML:0.7 | 0.000087320915 | 0.0768 | AML | other | m | 2020-09-22T17:37:36.87 |
IV.NRCA.HNE. | ML:1.1 | 0.00018185825 | 0.5888 | AML | other | m | 2020-09-22T17:37:36.98 |
IV.NRCA.HNN. | ML:0.8 | 0.00009499539500000002 | 0.1664 | AML | other | m | 2020-09-22T17:37:36.00 |
IV.SMA1.EHE. | ML:0.5 | 0.000023237025000000003 | 0.2688 | AML | other | m | 2020-09-22T17:37:40.76 |
IV.SMA1.EHN. | ML:0.5 | 0.000027303555 | 0.1536 | AML | other | m | 2020-09-22T17:37:41.12 |
IV.GAVE.HNE. | ML:1.1 | 0.00007605616 | 0.1408 | AML | other | m | 2020-09-22T17:37:42.39 |
IV.GAVE.HNN. | ML:1.2 | 0.00010417158 | 0.5376 | AML | other | m | 2020-09-22T17:37:41.90 |
IV.GAVE.EHE. | ML:1.1 | 0.00007769685 | 0.1408 | AML | other | m | 2020-09-22T17:37:42.39 |
IV.GAVE.EHN. | ML:1.0 | 0.000061183045 | 0.1536 | AML | other | m | 2020-09-22T17:37:43.15 |
IV.FDMO.HHE. | ML:0.3 | 0.0000121424965 | 0.2048 | AML | other | m | 2020-09-22T17:37:44.29 |
IV.FDMO.HHN. | ML:0.3 | 0.0000117470605 | 0.2304 | AML | other | m | 2020-09-22T17:37:43.85 |
IV.CSP1.EHE. | ML:1.0 | 0.000045393389 | 0.32 | AML | other | m | 2020-09-22T17:37:47.14 |
IV.CSP1.EHN. | ML:1.2 | 0.000069142295 | 0.3328 | AML | other | m | 2020-09-22T17:37:46.00 |