A magnitude ML 1.0 earthquake occured in region: 8 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8350, 13.2100 at 8 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 8 | 281 | 281 |
Arquata del Tronto | AP | 10 | 1178 | 1459 |
Montegallo | AP | 10 | 523 | 1982 |
Norcia | PG | 11 | 4957 | 6939 |
Montemonaco | AP | 12 | 604 | 7543 |
Ussita | MC | 14 | 444 | 7987 |
Visso | MC | 15 | 1107 | 9094 |
Preci | PG | 15 | 724 | 9818 |
Accumoli | RI | 16 | 667 | 10485 |
Montefortino | FM | 16 | 1178 | 11663 |
Acquasanta Terme | AP | 18 | 2916 | 14579 |
Bolognola | MC | 18 | 142 | 14721 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-04-19 21:07:17 |
42.8347 | 13.2105 | 8 | 2023-04-19 21:16:47 |
Sala Sismica INGV-Roma | 116531751 |
Field | Value |
---|---|
Time (UTC) | 2023-04-19 21:07:17 ± 0.07 |
Latitude | 42.8347 ± 0.0036 |
Longitude | 13.2105 ± 0.0049 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116531751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 355 |
Semi-minor axis of confidence ellipse (meter) | 296 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 108 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.45416 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 25 |
Type of magnitude | ML |
Reference to an origin | 116531751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-19 21:16:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CING.HHZ. | 2023-04-19T21:07:37.96 | 3.0 | undecidable | manual | S | -1.15 | 0 | |||
IV.TERO.HHZ. | 2023-04-19T21:07:31.35 | 0.3 | undecidable | manual | S | 126 | 39.7269 | 50 | -0.2 | 68 |
IV.RM33.EHZ. | 2023-04-19T21:07:30.68 | 0.3 | undecidable | manual | S | 179 | 36.1416 | 50 | 0.09 | 70 |
IV.MF5.EHZ. | 2023-04-19T21:07:28.11 | 0.1 | undecidable | manual | S | 50 | 26.4513 | 106 | 0.78 | 78 |
IV.EL6.EHZ. | 2023-04-19T21:07:28.03 | 3.0 | positive | manual | P | 0.23 | 0 | |||
IV.LNSS.HHZ. | 2023-04-19T21:07:28.73 | 0.1 | undecidable | manual | S | 208 | 29.2485 | 105 | 0.47 | 88 |
IV.GAVE.EHE. | 2023-04-19T21:07:28.35 | 0.1 | undecidable | manual | S | 239 | 30.2475 | 105 | -0.25 | 92 |
IV.CESI.HHZ. | 2023-04-19T21:07:28.96 | 0.3 | undecidable | manual | S | 307 | 31.2465 | 104 | 0.03 | 72 |
IV.GUMA.HHZ. | 2023-04-19T21:07:28.15 | 0.1 | undecidable | manual | S | 22 | 27.2505 | 106 | 0.55 | 86 |
IV.ASSB.HHZ. | 2023-04-19T21:07:27.60 | 0.3 | undecidable | manual | P | 297 | 50.4162 | 50 | 0.23 | 67 |
IV.CSP1.EHZ. | 2023-04-19T21:07:27.99 | 0.3 | undecidable | manual | S | 359 | 28.5492 | 105 | -0.04 | 72 |
IV.FDMO.HHE. | 2023-04-19T21:07:26.73 | 0.1 | undecidable | manual | S | 336 | 24.5532 | 108 | 0.03 | 97 |
IV.TERO.HHZ. | 2023-04-19T21:07:25.22 | 0.1 | undecidable | manual | P | 126 | 39.7269 | 50 | -0.51 | 85 |
IV.RM33.EHZ. | 2023-04-19T21:07:25.15 | 0.1 | undecidable | manual | P | 179 | 36.1416 | 50 | -0.02 | 95 |
IV.GAVE.EHE. | 2023-04-19T21:07:24.05 | 0.1 | undecidable | manual | P | 239 | 30.2475 | 105 | 0.03 | 96 |
IV.CESI.HHZ. | 2023-04-19T21:07:24.04 | 0.3 | undecidable | manual | P | 307 | 31.2465 | 104 | -0.17 | 70 |
IV.GUMA.HHZ. | 2023-04-19T21:07:23.63 | 0.1 | undecidable | manual | P | 22 | 27.2505 | 106 | 0.19 | 94 |
IV.CSP1.EHZ. | 2023-04-19T21:07:23.41 | 0.1 | undecidable | manual | P | 359 | 28.5492 | 105 | -0.29 | 91 |
IV.MF5.EHZ. | 2023-04-19T21:07:23.63 | 1.0 | negative | manual | P | 50 | 26.4513 | 106 | 0.34 | 23 |
IV.LNSS.HHZ. | 2023-04-19T21:07:23.92 | 0.1 | undecidable | manual | P | 208 | 29.2485 | 105 | 0.1 | 95 |
IV.MTRA.EHN. | 2023-04-19T21:07:22.07 | 0.6 | undecidable | manual | P | 120 | 17.4714 | 114 | 0.48 | 45 |
IV.MMO1.EHZ. | 2023-04-19T21:07:22.65 | 0.3 | undecidable | manual | S | 53 | 11.877 | 123 | -0.05 | 74 |
IV.FDMO.HHE. | 2023-04-19T21:07:22.73 | 0.1 | undecidable | manual | P | 336 | 24.5532 | 108 | -0.2 | 94 |
IV.SMA1.EHZ. | 2023-04-19T21:07:22.98 | 0.1 | undecidable | manual | P | 156 | 24.8529 | 107 | 0 | 98 |
IV.NRCA.HHZ. | 2023-04-19T21:07:21.63 | 0.1 | undecidable | manual | S | 269 | 7.7811 | 135 | 0.03 | 100 |
7F.SIB2.EHZ. | 2023-04-19T21:07:21.63 | 0.1 | undecidable | manual | S | 50 | 9.879 | 128 | -0.49 | 90 |
7F.SIB1.EHN. | 2023-04-19T21:07:21.42 | 0.1 | undecidable | manual | S | 36 | 8.1807 | 134 | -0.28 | 95 |
IV.NRCA.HHZ. | 2023-04-19T21:07:20.02 | 0.1 | positive | manual | P | 269 | 7.7811 | 135 | 0.04 | 100 |
IV.MMO1.EHZ. | 2023-04-19T21:07:20.55 | 0.6 | undecidable | manual | P | 53 | 11.877 | 123 | -0.07 | 49 |
7F.SIB2.EHZ. | 2023-04-19T21:07:20.16 | 0.1 | undecidable | manual | P | 50 | 9.879 | 128 | -0.13 | 98 |
7F.SIB1.EHN. | 2023-04-19T21:07:19.98 | 0.1 | undecidable | manual | P | 36 | 8.1807 | 134 | -0.06 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.9 | 0.001425 | 0.16 | AML | other | m | 2023-04-19T21:07:21.88 |
IV.NRCA.HHE. | ML:1.9 | 0.00147 | 0.16 | AML | other | m | 2023-04-19T21:07:21.88 |
IV.NRCA.HNN. | ML:1.7 | 0.0009405 | 0.14 | AML | other | m | 2023-04-19T21:07:21.90 |
IV.NRCA.HHN. | ML:1.8 | 0.0010575 | 0.14 | AML | other | m | 2023-04-19T21:07:21.90 |
IV.MMO1.EHE. | ML:1.2 | 0.0001795 | 0.28 | AML | other | m | 2023-04-19T21:07:23.33 |
IV.MMO1.EHN. | ML:1.1 | 0.00016898504999999999 | 0.1664 | AML | other | m | 2023-04-19T21:07:23.31 |
IV.CSP1.EHE. | ML:1.1 | 0.00006660960500000001 | 0.2304 | AML | other | m | 2023-04-19T21:07:28.26 |
IV.GUMA.HHE. | ML:1.6 | 0.0002305 | 0.28 | AML | other | m | 2023-04-19T21:07:28.38 |
IV.LNSS.HHE. | ML:1.1 | 0.00006105 | 0.74 | AML | other | m | 2023-04-19T21:07:29.33 |
IV.CSP1.EHN. | ML:1.1 | 0.00006780510749999998 | 0.256 | AML | other | m | 2023-04-19T21:07:29.42 |
IV.CESI.HHE. | ML:0.9 | 0.000035217195 | 0.1536 | AML | other | m | 2023-04-19T21:07:29.32 |
IV.CESI.HHN. | ML:1.3 | 0.0000984 | 0.2 | AML | other | m | 2023-04-19T21:07:29.53 |
IV.GUMA.HHN. | ML:1.5 | 0.000161 | 0.46 | AML | other | m | 2023-04-19T21:07:29.81 |
IV.LNSS.HHN. | ML:1.0 | 0.000045116345000000003 | 0.2432 | AML | other | m | 2023-04-19T21:07:29.44 |
IV.SMA1.EHE. | ML:0.9 | 0.000046271475 | 0.3968 | AML | other | m | 2023-04-19T21:07:33.63 |
IV.RM33.EHE. | ML:0.7 | 0.00002127711 | 0.2304 | AML | other | m | 2023-04-19T21:07:32.12 |
IV.SMA1.EHN. | ML:0.8 | 0.00004223718 | 0.3712 | AML | other | m | 2023-04-19T21:07:32.78 |
IV.RM33.EHN. | ML:0.6 | 0.000015542955 | 0.2048 | AML | other | m | 2023-04-19T21:07:34.18 |
IV.ASSB.HHN. | ML:0.6 | 0.000012057676999999998 | 0.1792 | AML | other | m | 2023-04-19T21:07:34.86 |
IV.ASSB.HHE. | ML:0.8 | 0.0000172 | 0.84 | AML | other | m | 2023-04-19T21:07:37.29 |
IV.MF5.EHE. | ML:0.8 | 0.00003367619 | 0.5248 | AML | other | m | 2023-04-19T21:07:32.34 |
IV.MF5.EHN. | ML:0.8 | 0.000035020619999999996 | 0.32 | AML | other | m | 2023-04-19T21:07:30.03 |
IV.GUMA.HNN. | ML:1.6 | 0.00021365995 | 0.2688 | AML | other | m | 2023-04-19T21:07:28.38 |
IV.TERO.HHE. | ML:0.8 | 0.000022116305000000004 | 0.1408 | AML | other | m | 2023-04-19T21:07:32.31 |
IV.TERO.HHN. | ML:0.8 | 0.000021541965 | 0.1024 | AML | other | m | 2023-04-19T21:07:31.64 |