A magnitude ML 1.2 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8050, 13.1240 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 | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Arquata del Tronto | AP | 15 | 1178 | 11464 |
Ussita | MC | 16 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 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 1.2 | 2021-04-01 02:01:36 |
42.8053 | 13.1235 | 9 | 2021-04-01 02:10:30 |
Sala Sismica INGV-Roma | 88660601 |
Field | Value |
---|---|
Time (UTC) | 2021-04-01 02:01:36 ± 0.04 |
Latitude | 42.8053 ± 0.0018 |
Longitude | 13.1235 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88660601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 254 |
Semi-minor axis of confidence ellipse (meter) | 56 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 245 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 46 |
Number of associated phases, regardless of their use for origin computation | 41 |
Number of defining phases | 40 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52430 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 21 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 88660601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-01 02:10:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LPEL.HHZ. | 2021-04-01T02:02:12.04 | 3.0 | undecidable | manual | S | -0.64 | 0 | |||
IV.ASSB.HHZ. | 2021-04-01T02:01:51.38 | 0.6 | undecidable | manual | S | 305 | 46.0206 | 50 | 0.17 | 47 |
IV.MOMA.HHZ. | 2021-04-01T02:01:51.17 | 0.3 | undecidable | manual | S | 270 | 45.0216 | 50 | 0.22 | 70 |
IV.TERO.HHZ. | 2021-04-01T02:01:50.32 | 0.3 | undecidable | manual | S | 117 | 44.1225 | 50 | -0.37 | 68 |
IV.GUMA.HHZ. | 2021-04-01T02:01:48.27 | 0.6 | undecidable | manual | S | 31 | 33.3444 | 50 | 0.45 | 46 |
IV.MF5.EHZ. | 2021-04-01T02:01:48.33 | 0.3 | undecidable | manual | S | 53 | 34.0437 | 50 | 0.33 | 70 |
IV.RM33.EHZ. | 2021-04-01T02:01:47.63 | 0.6 | undecidable | manual | S | 167 | 33.744 | 50 | -0.29 | 47 |
IV.CSP1.EHZ. | 2021-04-01T02:01:47.35 | 0.6 | undecidable | manual | S | 12 | 32.4453 | 50 | -0.24 | 48 |
IV.EL6.EHZ. | 2021-04-01T02:01:46.68 | 0.6 | undecidable | manual | P | 358 | 58.1973 | 50 | 0.02 | 48 |
IV.CESI.HHZ. | 2021-04-01T02:01:46.13 | 0.6 | undecidable | manual | S | 321 | 28.4493 | 108 | -0.23 | 48 |
IV.SMA1.EHZ. | 2021-04-01T02:01:45.33 | 0.6 | undecidable | manual | S | 138 | 25.9518 | 109 | -0.23 | 48 |
IV.FDMO.HHZ. | 2021-04-01T02:01:45.30 | 0.6 | undecidable | manual | S | 353 | 25.8519 | 109 | -0.21 | 49 |
IV.MNTT.EHZ. | 2021-04-01T02:01:45.23 | 0.1 | undecidable | manual | P | 53 | 47.7189 | 50 | 0.17 | 94 |
IV.T1299.HNZ. | 2021-04-01T02:01:44.80 | 0.6 | undecidable | manual | S | 146 | 22.9548 | 112 | 0.22 | 49 |
IV.TERO.HHZ. | 2021-04-01T02:01:44.02 | 0.6 | undecidable | manual | P | 117 | 44.1225 | 50 | -0.47 | 44 |
IV.ASSB.HHZ. | 2021-04-01T02:01:44.58 | 0.1 | positive | manual | P | 305 | 46.0206 | 50 | -0.21 | 94 |
IV.GAVE.EHZ. | 2021-04-01T02:01:44.62 | 0.6 | undecidable | manual | S | 236 | 22.4553 | 112 | 0.19 | 49 |
IV.MTRA.HNZ. | 2021-04-01T02:01:44.76 | 0.6 | undecidable | manual | S | 104 | 22.8549 | 112 | 0.2 | 49 |
IV.MOMA.HHZ. | 2021-04-01T02:01:44.73 | 1.0 | negative | manual | P | 270 | 45.0216 | 50 | 0.09 | 24 |
IV.LNSS.HHZ. | 2021-04-01T02:01:44.99 | 0.6 | undecidable | manual | S | 197 | 23.4543 | 111 | 0.25 | 48 |
IT.MTCL.HGZ. | 2021-04-01T02:01:44.34 | 0.6 | undecidable | manual | S | 334 | 23.2545 | 111 | -0.33 | 48 |
IV.MMO1.EHZ. | 2021-04-01T02:01:43.34 | 0.6 | undecidable | manual | S | 58 | 19.5693 | 115 | -0.16 | 50 |
IV.FEMA.HNZ. | 2021-04-01T02:01:43.14 | 0.6 | undecidable | manual | S | 341 | 18.3705 | 116 | 0 | 51 |
IV.MF5.EHZ. | 2021-04-01T02:01:43.17 | 0.6 | negative | manual | P | 53 | 34.0437 | 50 | 0.23 | 48 |
IV.CSP1.EHZ. | 2021-04-01T02:01:42.52 | 0.6 | undecidable | manual | P | 12 | 32.4453 | 50 | -0.18 | 48 |
IV.RM33.EHZ. | 2021-04-01T02:01:42.66 | 1.0 | undecidable | manual | P | 167 | 33.744 | 50 | -0.23 | 24 |
IV.GUMA.HHZ. | 2021-04-01T02:01:42.96 | 0.6 | negative | manual | P | 31 | 33.3444 | 50 | 0.12 | 49 |
IV.MC2.EHZ. | 2021-04-01T02:01:41.74 | 0.3 | undecidable | manual | S | 24 | 12.876 | 125 | 0.25 | 74 |
IV.LNSS.HHZ. | 2021-04-01T02:01:41.18 | 0.3 | undecidable | manual | P | 197 | 23.4543 | 111 | 0.12 | 74 |
IV.SMA1.EHZ. | 2021-04-01T02:01:41.38 | 0.6 | positive | manual | P | 138 | 25.9518 | 109 | -0.15 | 49 |
IV.T1299.HNZ. | 2021-04-01T02:01:41.06 | 0.1 | undecidable | manual | P | 146 | 22.9548 | 112 | 0.09 | 100 |
IV.FDMO.HHZ. | 2021-04-01T02:01:41.41 | 0.3 | negative | manual | P | 353 | 25.8519 | 109 | -0.09 | 75 |
IV.GAVE.EHZ. | 2021-04-01T02:01:41.00 | 0.6 | positive | manual | P | 236 | 22.4553 | 112 | 0.12 | 50 |
IV.CESI.HHZ. | 2021-04-01T02:01:41.85 | 0.6 | undecidable | manual | P | 321 | 28.4493 | 108 | -0.14 | 49 |
IV.MTRA.HNZ. | 2021-04-01T02:01:40.77 | 0.1 | undecidable | manual | P | 104 | 22.8549 | 112 | -0.18 | 98 |
IT.MTCL.HGZ. | 2021-04-01T02:01:40.84 | 0.1 | undecidable | manual | P | 334 | 23.2545 | 111 | -0.17 | 98 |
IV.MMO1.EHZ. | 2021-04-01T02:01:40.33 | 0.3 | positive | manual | P | 58 | 19.5693 | 115 | -0.01 | 77 |
IV.FEMA.HNZ. | 2021-04-01T02:01:40.26 | 0.1 | undecidable | manual | P | 341 | 18.3705 | 116 | 0.13 | 100 |
IV.MC2.EHZ. | 2021-04-01T02:01:39.52 | 0.3 | negative | manual | P | 24 | 12.876 | 125 | 0.34 | 72 |
IV.NRCA.HHZ. | 2021-04-01T02:01:39.11 | 0.6 | undecidable | manual | S | 347 | 3.1968 | 160 | -0.24 | 50 |
IV.NRCA.HHZ. | 2021-04-01T02:01:38.04 | 0.6 | undecidable | manual | P | 347 | 3.1968 | 160 | 0.1 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:1.0 | 0.00006675000000000001 | 0.32 | AML | other | m | 2021-04-01T02:01:45.65 |
IV.GAVE.EHE. | ML:1.3 | 0.0001325 | 0.18 | AML | other | m | 2021-04-01T02:01:45.57 |
IV.GAVE.EHN. | ML:1.2 | 0.000122 | 0.3 | AML | other | m | 2021-04-01T02:01:45.93 |
IV.FDMO.HHE. | ML:0.9 | 0.00004745 | 0.76 | AML | other | m | 2021-04-01T02:01:46.48 |
IV.SMA1.EHN. | ML:1.2 | 0.00009185 | 0.2 | AML | other | m | 2021-04-01T02:01:46.55 |
IV.CESI.HHE. | ML:1.3 | 0.0000984 | 0.34 | AML | other | m | 2021-04-01T02:01:46.69 |
IV.CESI.HHN. | ML:1.4 | 0.000123 | 0.54 | AML | other | m | 2021-04-01T02:01:46.87 |
IV.RM33.EHN. | ML:0.9 | 0.00003355 | 1.2 | AML | other | m | 2021-04-01T02:01:48.82 |
IV.RM33.EHE. | ML:1.0 | 0.0000427 | 0.14 | AML | other | m | 2021-04-01T02:01:48.43 |
IV.GUMA.HHE. | ML:1.3 | 0.000096 | 0.32 | AML | other | m | 2021-04-01T02:01:48.69 |
IV.SMA1.EHE. | ML:1.1 | 0.00007635 | 0.94 | AML | other | m | 2021-04-01T02:01:48.73 |
IV.GUMA.HHN. | ML:1.3 | 0.0000944 | 0.22 | AML | other | m | 2021-04-01T02:01:49.28 |
IV.TERO.HHN. | ML:1.2 | 0.0000431 | 0.76 | AML | other | m | 2021-04-01T02:01:51.10 |
IV.TERO.HHE. | ML:1.1 | 0.000034750000000000004 | 0.74 | AML | other | m | 2021-04-01T02:01:51.10 |
IV.ASSB.HHN. | ML:0.8 | 0.0000178 | 1.08 | AML | other | m | 2021-04-01T02:01:51.60 |
IV.ASSB.HHE. | ML:0.8 | 0.000018599999999999998 | 0.2 | AML | other | m | 2021-04-01T02:01:52.86 |
IV.MNTT.EHN. | ML:1.3 | 0.0000567 | 1.04 | AML | other | m | 2021-04-01T02:01:55.56 |
IV.EL6.EHE. | ML:1.3 | 0.0000392 | 1.02 | AML | other | m | 2021-04-01T02:01:56.24 |
IV.EL6.EHN. | ML:1.2 | 0.00002886 | 0.7 | AML | other | m | 2021-04-01T02:01:56.19 |
IV.MNTT.EHE. | ML:1.3 | 0.00005059999999999999 | 0.2 | AML | other | m | 2021-04-01T02:01:58.13 |