A magnitude ML 1.1 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7860, 13.1330 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 | 3 | 4957 | 4957 |
Cascia | PG | 12 | 3217 | 8174 |
Castelsantangelo sul Nera | MC | 12 | 281 | 8455 |
Preci | PG | 13 | 724 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Accumoli | RI | 14 | 667 | 11024 |
Visso | MC | 17 | 1107 | 12131 |
Montegallo | AP | 18 | 523 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Poggiodomo | PG | 18 | 117 | 14290 |
Cittareale | RI | 19 | 482 | 14772 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-05-06 21:39:17 |
42.7857 | 13.133 | 10 | 2020-05-06 21:44:26 |
Sala Sismica INGV-Roma | 78905551 |
Field | Value |
---|---|
Time (UTC) | 2020-05-06 21:39:17 ± 0.09 |
Latitude | 42.7857 ± 0.0045 |
Longitude | 13.1330 ± 0.0086 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 78905551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 794 |
Semi-minor axis of confidence ellipse (meter) | 281 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 65 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 790.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 179 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31027 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 78905551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-06 21:44:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-05-06T21:39:29.96 | 0.3 | undecidable | manual | S | 10 | 34.4433 | 50 | 0.18 | 69 |
IV.CESI.HHZ. | 2020-05-06T21:39:28.80 | 0.1 | undecidable | manual | S | 323 | 30.5472 | 50 | 0.05 | 96 |
IV.FDMO.HHN. | 2020-05-06T21:39:27.96 | 0.3 | undecidable | manual | S | 352 | 28.0497 | 50 | -0.12 | 71 |
IV.T1299.EHN. | 2020-05-06T21:39:26.00 | 0.1 | undecidable | manual | S | 144 | 20.7681 | 117 | -0.01 | 98 |
IV.SMA1.EHN. | 2020-05-06T21:39:26.53 | 0.3 | undecidable | manual | S | 136 | 23.8539 | 50 | -0.42 | 67 |
IV.TERO.HHZ. | 2020-05-06T21:39:26.15 | 3.0 | undecidable | manual | P | 0.56 | 0 | |||
IV.MMO1.EHZ. | 2020-05-06T21:39:25.81 | 0.3 | undecidable | manual | S | 51 | 20.1687 | 117 | -0.03 | 73 |
IV.CESI.HHZ. | 2020-05-06T21:39:24.09 | 0.6 | undecidable | manual | P | 323 | 30.5472 | 50 | -0.1 | 47 |
IV.CSP1.EHZ. | 2020-05-06T21:39:24.76 | 1.0 | negative | manual | P | 10 | 34.4433 | 50 | -0.03 | 24 |
IV.SMA1.EHN. | 2020-05-06T21:39:23.73 | 0.1 | undecidable | manual | P | 136 | 23.8539 | 50 | 0.57 | 86 |
IV.FDMO.HHN. | 2020-05-06T21:39:23.62 | 0.1 | undecidable | manual | P | 352 | 28.0497 | 50 | -0.19 | 93 |
IV.MMO1.EHZ. | 2020-05-06T21:39:22.56 | 0.1 | undecidable | manual | P | 51 | 20.1687 | 117 | 0.05 | 97 |
IV.NRCA.HHZ. | 2020-05-06T21:39:22.00 | 0.1 | undecidable | manual | S | 344 | 5.4945 | 152 | -0.04 | 100 |
IV.T1299.EHN. | 2020-05-06T21:39:22.53 | 0.1 | undecidable | manual | P | 144 | 20.7681 | 117 | -0.08 | 97 |
IV.NRCA.HHZ. | 2020-05-06T21:39:20.43 | 0.6 | undecidable | manual | P | 344 | 5.4945 | 152 | 0.11 | 49 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.2 | 0.00027449999999999995 | 0.18 | AML | other | m | 2020-05-06T21:39:22.11 |
IV.NRCA.HHN. | ML:1.4 | 0.0003505 | 0.16 | AML | other | m | 2020-05-06T21:39:22.01 |
IV.NRCA.HNE. | ML:1.2 | 0.00026680499999999995 | 0.0768 | AML | other | m | 2020-05-06T21:39:22.15 |
IV.NRCA.HNN. | ML:1.3 | 0.0002841035 | 0.064 | AML | other | m | 2020-05-06T21:39:22.02 |
IV.CESI.HHE. | ML:0.0 | 0.000007019272999999999 | 0.2176 | AML | other | m | 2020-05-06T21:39:29.25 |
IV.CESI.HHN. | ML:0.3 | 0.000008543789349999998 | 0.2688 | AML | other | m | 2020-05-06T21:39:29.13 |