A magnitude ML 1.2 earthquake occured in region: 5 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8190, 13.1400 at 11 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 9 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Visso | MC | 13 | 1107 | 7069 |
Arquata del Tronto | AP | 14 | 1178 | 8247 |
Ussita | MC | 14 | 444 | 8691 |
Cascia | PG | 15 | 3217 | 11908 |
Montegallo | AP | 16 | 523 | 12431 |
Accumoli | RI | 16 | 667 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cerreto di Spoleto | PG | 18 | 1075 | 14777 |
Sellano | PG | 19 | 1079 | 15856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2024-04-21 06:20:44 |
42.8188 | 13.1402 | 11 | 2024-04-21 06:30:47 |
Sala Sismica INGV-Roma | 126928721 |
Field | Value |
---|---|
Time (UTC) | 2024-04-21 06:20:44 ± 0.04 |
Latitude | 42.8188 ± 0.0027 |
Longitude | 13.1402 ± 0.0037 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126928721 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 330 |
Semi-minor axis of confidence ellipse (meter) | 100 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 307 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 68 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.02428 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41729 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 26 |
Type of magnitude | ML |
Reference to an origin | 126928721 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-21 06:30:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHZ. | 2024-04-21T06:20:59.62 | 1.0 | undecidable | manual | S | 303 | 46.3203 | 50 | 0.14 | 23 |
IV.RM33.EHZ. | 2024-04-21T06:20:56.75 | 0.6 | undecidable | manual | S | 170 | 34.9428 | 50 | 0.31 | 45 |
IV.CSP1.EHZ. | 2024-04-21T06:20:55.38 | 0.6 | undecidable | manual | S | 10 | 30.747 | 50 | 0.06 | 47 |
IV.CESI.HHZ. | 2024-04-21T06:20:54.26 | 0.6 | undecidable | manual | S | 317 | 28.1496 | 50 | -0.37 | 45 |
IV.FDMO.HHZ. | 2024-04-21T06:20:53.36 | 0.6 | undecidable | manual | S | 350 | 24.5532 | 50 | -0.31 | 47 |
IV.LNSS.HHZ. | 2024-04-21T06:20:53.71 | 0.6 | undecidable | manual | S | 199 | 25.2525 | 50 | -0.17 | 48 |
IV.GAVE.HNZ. | 2024-04-21T06:20:53.49 | 0.6 | undecidable | manual | S | 235 | 24.4533 | 50 | -0.16 | 48 |
IV.SMA1.EHZ. | 2024-04-21T06:20:53.77 | 0.6 | undecidable | manual | S | 143 | 26.2515 | 50 | -0.36 | 46 |
IV.ASSB.HHZ. | 2024-04-21T06:20:53.34 | 0.1 | undecidable | manual | P | 303 | 46.3203 | 50 | 0.14 | 92 |
IV.RM33.EHZ. | 2024-04-21T06:20:51.27 | 0.6 | positive | manual | P | 170 | 34.9428 | 50 | -0.17 | 47 |
IV.MMO1.EHZ. | 2024-04-21T06:20:51.83 | 0.6 | undecidable | manual | S | 59 | 17.5713 | 122 | 0.05 | 49 |
IV.CSP1.EHZ. | 2024-04-21T06:20:50.78 | 0.6 | undecidable | manual | P | 10 | 30.747 | 50 | -0.02 | 48 |
7F.SIB1.EHZ. | 2024-04-21T06:20:50.71 | 0.6 | undecidable | manual | S | 51 | 13.4754 | 129 | 0.09 | 49 |
IV.MC2.EHZ. | 2024-04-21T06:20:50.25 | 0.6 | undecidable | manual | S | 21 | 10.9779 | 135 | 0.28 | 48 |
7F.SIB3.EHZ. | 2024-04-21T06:20:50.19 | 0.6 | undecidable | manual | S | 59 | 12.2766 | 131 | -0.1 | 49 |
IV.CESI.HHZ. | 2024-04-21T06:20:50.36 | 0.3 | positive | manual | P | 317 | 28.1496 | 50 | -0.04 | 73 |
IV.MTRA.HNZ. | 2024-04-21T06:20:49.35 | 0.1 | undecidable | manual | P | 108 | 21.9669 | 50 | -0.1 | 98 |
IV.FDMO.HHZ. | 2024-04-21T06:20:49.69 | 0.6 | negative | manual | P | 350 | 24.5532 | 50 | -0.15 | 48 |
IV.LNSS.HHZ. | 2024-04-21T06:20:49.86 | 0.6 | undecidable | manual | P | 199 | 25.2525 | 50 | -0.1 | 48 |
IV.GAVE.HNZ. | 2024-04-21T06:20:49.97 | 0.1 | undecidable | manual | P | 235 | 24.4533 | 50 | 0.14 | 95 |
IV.SMA1.EHZ. | 2024-04-21T06:20:49.99 | 0.1 | undecidable | manual | P | 143 | 26.2515 | 50 | -0.12 | 97 |
7F.SIB2.EHZ. | 2024-04-21T06:20:48.32 | 0.1 | undecidable | manual | P | 59 | 15.5733 | 125 | -0.08 | 98 |
IV.MMO1.EHZ. | 2024-04-21T06:20:48.70 | 0.6 | undecidable | manual | P | 59 | 17.5713 | 122 | -0.05 | 50 |
IV.NRCA.HHZ. | 2024-04-21T06:20:48.31 | 0.6 | undecidable | manual | S | 308 | 2.6973 | 166 | -0.17 | 48 |
7F.SIB1.EHZ. | 2024-04-21T06:20:48.21 | 0.1 | undecidable | manual | P | 51 | 13.4754 | 129 | 0.13 | 98 |
7F.SIB3.EHZ. | 2024-04-21T06:20:47.88 | 0.1 | undecidable | manual | P | 59 | 12.2766 | 131 | -0.01 | 100 |
IV.MC2.EHZ. | 2024-04-21T06:20:47.92 | 0.1 | undecidable | manual | P | 21 | 10.9779 | 135 | 0.22 | 97 |
IV.NRCA.HHZ. | 2024-04-21T06:20:46.93 | 1.0 | undecidable | manual | P | 308 | 2.6973 | 166 | 0.09 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.0002272939 | 0.12 | AML | other | m | 2024-04-21T06:20:48.43 |
IV.NRCA.HHN. | ML:1.0 | 0.00015043334999999999 | 0.06 | AML | other | m | 2024-04-21T06:20:48.81 |
IV.NRCA.HNE. | ML:1.2 | 0.00026725455 | 0.16 | AML | other | m | 2024-04-21T06:20:48.36 |
IV.NRCA.HNN. | ML:1.2 | 0.0002702144 | 1.15 | AML | other | m | 2024-04-21T06:20:48.59 |
IV.MMO1.EHE. | ML:0.8 | 0.00004939104 | 1.56 | AML | other | m | 2024-04-21T06:20:52.63 |
IV.MMO1.EHN. | ML:1.0 | 0.00008757018999999999 | 4.3 | AML | other | m | 2024-04-21T06:20:51.99 |
IV.MMO1.HNE. | ML:2.7 | 0.0044166925 | 2.24 | AML | other | m | 2024-04-21T06:20:53.08 |
IV.MMO1.HNN. | ML:2.8 | 0.005183009000000001 | 0.93 | AML | other | m | 2024-04-21T06:20:51.12 |
IV.FDMO.HHE. | ML:1.0 | 0.000059466900000000005 | 0.82 | AML | other | m | 2024-04-21T06:20:54.39 |
IV.FDMO.HHN. | ML:0.6 | 0.00002398976 | 0.16 | AML | other | m | 2024-04-21T06:20:54.01 |
IV.LNSS.HHE. | ML:0.9 | 0.0000489498025 | 0.12 | AML | other | m | 2024-04-21T06:20:54.53 |
IV.LNSS.HHN. | ML:1.0 | 0.00005537388 | 0.16 | AML | other | m | 2024-04-21T06:20:54.14 |
IV.LNSS.HNE. | ML:1.2 | 0.00009675763499999999 | 0.53 | AML | other | m | 2024-04-21T06:21:00.54 |
IV.LNSS.HNN. | ML:1.4 | 0.00015095585 | 0.73 | AML | other | m | 2024-04-21T06:20:54.15 |
IV.CESI.HNE. | ML:1.3 | 0.00010258515 | 1.82 | AML | other | m | 2024-04-21T06:20:54.66 |
IV.CESI.HNN. | ML:1.3 | 0.000099651465 | 0.86 | AML | other | m | 2024-04-21T06:20:54.53 |
IV.CESI.HHE. | ML:0.9 | 0.000044628665 | 0.14 | AML | other | m | 2024-04-21T06:20:55.21 |
IV.CESI.HHN. | ML:0.9 | 0.000045114145 | 0.14 | AML | other | m | 2024-04-21T06:20:54.67 |
IV.CSP1.EHE. | ML:1.0 | 0.000044256329999999994 | 0.42 | AML | other | m | 2024-04-21T06:20:55.89 |
IV.CSP1.EHN. | ML:1.3 | 0.00009091622499999999 | 1.7 | AML | other | m | 2024-04-21T06:20:56.51 |
IV.RM33.EHE. | ML:1.2 | 0.000064352025 | 2.22 | AML | other | m | 2024-04-21T06:20:58.84 |
IV.RM33.EHN. | ML:0.9 | 0.00003460165 | 2.16 | AML | other | m | 2024-04-21T06:20:57.82 |
IV.RM33.HNE. | ML:1.6 | 0.00015034635 | 1.85 | AML | other | m | 2024-04-21T06:20:59.30 |
IV.RM33.HNN. | ML:1.5 | 0.00012039834999999999 | 0.92 | AML | other | m | 2024-04-21T06:20:56.16 |
IV.ASSB.HHE. | ML:1.4 | 0.00006628692999999999 | 1.3 | AML | other | m | 2024-04-21T06:21:03.91 |
IV.ASSB.HHN. | ML:1.3 | 0.000058433479999999994 | 4.18 | AML | other | m | 2024-04-21T06:21:00.01 |