A magnitude ML 1.3 earthquake occured in region: 7 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7540, 13.1650 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 | 7 | 4957 | 4957 |
Accumoli | RI | 9 | 667 | 5624 |
Arquata del Tronto | AP | 11 | 1178 | 6802 |
Cascia | PG | 13 | 3217 | 10019 |
Cittareale | RI | 15 | 482 | 10501 |
Castelsantangelo sul Nera | MC | 16 | 281 | 10782 |
Montegallo | AP | 17 | 523 | 11305 |
Amatrice | RI | 17 | 2657 | 13962 |
Preci | PG | 17 | 724 | 14686 |
Poggiodomo | PG | 19 | 117 | 14803 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-09-26 15:38:59 |
42.7543 | 13.1648 | 10 | 2021-09-26 15:52:12 |
Sala Sismica INGV-Roma | 95911791 |
Field | Value |
---|---|
Time (UTC) | 2021-09-26 15:38:59 ± 0.09 |
Latitude | 42.7543 ± 0.0045 |
Longitude | 13.1648 ± 0.0098 |
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 | 95911791 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 856 |
Semi-minor axis of confidence ellipse (meter) | 243 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 300 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 860.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34804 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.0 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 95911791 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-26 15:52:12 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SERS.HHZ. | 2021-09-26T15:39:25.27 | 3.0 | positive | manual | Pn | -5.7 | 0 | |||
IV.TERO.HHZ. | 2021-09-26T15:39:12.37 | 1.0 | undecidable | manual | S | 112 | 38.628 | 50 | 0.1 | 24 |
IV.IFOR.HHZ. | 2021-09-26T15:39:08.17 | 3.0 | negative | manual | Pg | 11.68 | 0 | |||
IV.MMO1.EHZ. | 2021-09-26T15:39:07.25 | 0.6 | undecidable | manual | S | 39 | 20.7681 | 115 | 0.03 | 49 |
IV.TERO.HHZ. | 2021-09-26T15:39:06.60 | 0.6 | undecidable | manual | P | 112 | 38.628 | 50 | -0.16 | 47 |
IV.LNSS.HHZ. | 2021-09-26T15:39:06.74 | 0.6 | undecidable | manual | S | 211 | 19.6692 | 117 | -0.12 | 49 |
IV.LNSS.HHZ. | 2021-09-26T15:39:03.77 | 0.3 | undecidable | manual | P | 211 | 19.6692 | 117 | 0.14 | 73 |
IV.MMO1.EHZ. | 2021-09-26T15:39:03.84 | 0.6 | undecidable | manual | P | 39 | 20.7681 | 115 | 0 | 50 |
IV.NRCA.HHZ. | 2021-09-26T15:39:03.98 | 0.1 | undecidable | manual | S | 335 | 9.6792 | 136 | -0.06 | 100 |
IV.NRCA.HHZ. | 2021-09-26T15:39:02.09 | 0.3 | undecidable | manual | P | 335 | 9.6792 | 136 | 0.08 | 75 |
IX.RSF3.HHZ.02 | 2021-09-26T15:38:59.95 | 3.0 | positive | manual | Pn | -0.08 | 0 | |||
IV.TST02.HHZ. | 2021-09-26T15:38:52.63 | 3.0 | undecidable | manual | Pg | 8.68 | 0 | |||
IV.RIBO.EHZ.01 | 2021-09-26T15:38:46.73 | 3.0 | undecidable | manual | Sn | -5.82 | 0 | |||
IV.VIVA.HHZ. | 2021-09-26T15:38:43.10 | 3.0 | undecidable | manual | Pg | 4.04 | 0 | |||
IV.TOLF.HHZ. | 2021-09-26T15:38:42.93 | 3.0 | negative | manual | Pg | 10.3 | 0 | |||
IV.POFI.HHZ. | 2021-09-26T15:38:41.94 | 3.0 | undecidable | manual | Pn | -1.47 | 0 | |||
IV.NEVI.HNZ. | 2021-09-26T15:38:17.71 | 3.0 | undecidable | manual | Sg | 4.34 | 0 | |||
IV.FIR.HHZ. | 2021-09-26T15:38:11.24 | 3.0 | undecidable | manual | Pg | 3.15 | 0 | |||
GU.MAIM.HHZ. | 2021-09-26T15:38:06.44 | 3.0 | undecidable | manual | Pg | 0.65 | 0 | |||
IV.MDI.HHZ. | 2021-09-26T15:38:05.45 | 3.0 | undecidable | manual | Sg | 3.74 | 0 | |||
IV.NEVI.HNZ. | 2021-09-26T15:37:53.00 | 3.0 | undecidable | manual | Pn | -4.02 | 0 | |||
IV.SGAL.EHZ. | 2021-09-26T15:37:50.96 | 3.0 | undecidable | manual | Sn | 2.65 | 0 | |||
IV.ORZI.HHZ. | 2021-09-26T15:37:48.56 | 3.0 | undecidable | manual | Pg | -0.04 | 0 | |||
ST.VARA.EHZ. | 2021-09-26T15:37:44.21 | 3.0 | undecidable | manual | Sn | -0.7 | 0 | |||
IV.CADC.EHZ. | 2021-09-26T15:37:43.58 | 3.0 | negative | manual | P | -2.3 | 0 | |||
IV.SGAL.EHZ. | 2021-09-26T15:37:41.54 | 3.0 | undecidable | manual | P | -1.4 | 0 | |||
IV.MAGA.HHZ. | 2021-09-26T15:37:41.51 | 3.0 | undecidable | manual | P | 1.61 | 0 | |||
IV.SALO.HHZ. | 2021-09-26T15:37:40.42 | 3.0 | undecidable | manual | P | 0.27 | 0 | |||
IV.BAG8.EHZ. | 2021-09-26T15:37:39.54 | 3.0 | undecidable | manual | P | -2.24 | 0 | |||
IV.VOBA.EHZ. | 2021-09-26T15:37:39.34 | 3.0 | negative | manual | Pn | -0.95 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.3 | 0.00028500000000000004 | 0.16 | AML | other | m | 2021-09-26T15:39:04.01 |
IV.NRCA.HHE. | ML:1.3 | 0.000272 | 0.06 | AML | other | m | 2021-09-26T15:39:04.10 |