A magnitude ML 1.1 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8030, 13.1260 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 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Visso | MC | 15 | 1107 | 11464 |
Accumoli | RI | 16 | 667 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Montegallo | AP | 18 | 523 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-06-04 21:50:47 |
42.8032 | 13.1257 | 10 | 2021-06-04 22:00:50 |
Sala Sismica INGV-Roma | 90802811 |
Field | Value |
---|---|
Time (UTC) | 2021-06-04 21:50:47 ± 0.09 |
Latitude | 42.8032 ± 0.0036 |
Longitude | 13.1257 ± 0.0061 |
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 | 90802811 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 392 |
Semi-minor axis of confidence ellipse (meter) | 363 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 301 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39480 |
Number of stations at which the event was observed | 17 |
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 | 90802811 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-06-04 22:00:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
CR.STON.BHZ. | 2021-06-04T21:52:10.22 | 3.0 | undecidable | manual | Sn | -3.78 | 0 | |||
IV.ECTS.HHZ. | 2021-06-04T21:52:06.47 | 3.0 | negative | manual | Pn | 2.01 | 0 | |||
IV.ILOS.HHZ. | 2021-06-04T21:51:59.44 | 3.0 | undecidable | manual | Pn | 2.93 | 0 | |||
IV.VITU.HHZ. | 2021-06-04T21:51:57.00 | 3.0 | undecidable | manual | Sg | 3.38 | 0 | |||
IV.FREG.EHZ. | 2021-06-04T21:51:57.32 | 3.0 | undecidable | manual | Sg | 4.4 | 0 | |||
IV.MCRV.HHZ. | 2021-06-04T21:51:27.87 | 3.0 | undecidable | manual | Pn | 0.46 | 0 | |||
IV.FIR.HHZ. | 2021-06-04T21:51:24.39 | 3.0 | undecidable | manual | S | 0.62 | 0 | |||
IV.TERO.HHZ. | 2021-06-04T21:51:01.42 | 0.3 | undecidable | manual | S | 117 | 43.8228 | 50 | -0.25 | 67 |
IV.T1299.EHE. | 2021-06-04T21:50:56.07 | 0.3 | undecidable | manual | S | 146 | 22.6551 | 113 | 0.28 | 69 |
IV.SMA1.EHN. | 2021-06-04T21:50:56.56 | 0.3 | undecidable | manual | S | 138 | 25.6521 | 111 | -0.19 | 70 |
IV.TERO.HHZ. | 2021-06-04T21:50:55.57 | 0.1 | undecidable | manual | P | 117 | 43.8228 | 50 | 0 | 94 |
IV.LNSS.HNE. | 2021-06-04T21:50:55.82 | 0.3 | undecidable | manual | S | 197 | 23.2545 | 113 | -0.17 | 70 |
IV.GAVE.EHZ. | 2021-06-04T21:50:55.80 | 0.3 | undecidable | manual | S | 237 | 22.5552 | 113 | 0.06 | 72 |
IV.SMA1.EHN. | 2021-06-04T21:50:53.01 | 0.3 | undecidable | manual | P | 138 | 25.6521 | 111 | 0.28 | 69 |
IV.LNSS.HNE. | 2021-06-04T21:50:52.40 | 0.3 | undecidable | manual | P | 197 | 23.2545 | 113 | 0.11 | 71 |
IV.GAVE.EHZ. | 2021-06-04T21:50:52.19 | 0.3 | undecidable | manual | P | 237 | 22.5552 | 113 | 0.05 | 72 |
IV.T1299.EHE. | 2021-06-04T21:50:52.14 | 0.3 | undecidable | manual | P | 146 | 22.6551 | 113 | -0.03 | 73 |
IV.MC2.EHZ. | 2021-06-04T21:50:52.99 | 0.3 | undecidable | manual | S | 23 | 13.0758 | 127 | 0.11 | 73 |
IV.MC2.EHZ. | 2021-06-04T21:50:50.64 | 0.3 | undecidable | manual | P | 23 | 13.0758 | 127 | 0.15 | 72 |
IV.CSP1.EHZ. | 2021-06-04T21:50:50.64 | 3.0 | undecidable | manual | S | -3.08 | 0 | |||
IV.NRCA.HHZ. | 2021-06-04T21:50:50.43 | 0.3 | undecidable | manual | S | 345 | 3.4965 | 160 | -0.39 | 70 |
IV.NRCA.HHZ. | 2021-06-04T21:50:49.33 | 0.1 | undecidable | manual | P | 345 | 3.4965 | 160 | 0.03 | 100 |
IV.PESA.HHZ. | 2021-06-04T21:50:44.22 | 3.0 | negative | manual | P | -3.03 | 0 | |||
IV.PP3.EHZ. | 2021-06-04T21:50:42.20 | 3.0 | negative | manual | P | -3.36 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.4 | 0.000461 | 0.14 | AML | other | m | 2021-06-04T21:50:50.56 |
IV.NRCA.HHN. | ML:1.1 | 0.000246 | 0.12 | AML | other | m | 2021-06-04T21:50:50.55 |
IV.NRCA.HNE. | ML:1.4 | 0.0004154879 | 0.1536 | AML | other | m | 2021-06-04T21:50:50.57 |
IV.NRCA.HNN. | ML:1.0 | 0.00020629565 | 0.128 | AML | other | m | 2021-06-04T21:50:50.49 |
IV.GAVE.EHE. | ML:0.6 | 0.0000266379175 | 0.1408 | AML | other | m | 2021-06-04T21:50:56.50 |
IV.GAVE.EHN. | ML:0.5 | 0.000022034045 | 0.192 | AML | other | m | 2021-06-04T21:50:57.15 |