A magnitude ML 1.5 earthquake occured in region: 7 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8530, 13.2190 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 | 7 | 281 | 281 |
Montegallo | AP | 9 | 523 | 804 |
Montemonaco | AP | 10 | 604 | 1408 |
Arquata del Tronto | AP | 11 | 1178 | 2586 |
Ussita | MC | 12 | 444 | 3030 |
Norcia | PG | 12 | 4957 | 7987 |
Visso | MC | 14 | 1107 | 9094 |
Montefortino | FM | 14 | 1178 | 10272 |
Preci | PG | 15 | 724 | 10996 |
Bolognola | MC | 16 | 142 | 11138 |
Accumoli | RI | 18 | 667 | 11805 |
Acquasanta Terme | AP | 18 | 2916 | 14721 |
Amandola | FM | 18 | 3629 | 18350 |
Comunanza | AP | 20 | 3166 | 21516 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2023-05-21 10:12:16 |
42.8527 | 13.2188 | 8 | 2023-05-21 10:21:27 |
Sala Sismica INGV-Roma | 117550581 |
Field | Value |
---|---|
Time (UTC) | 2023-05-21 10:12:16 ± 0.06 |
Latitude | 42.8527 ± 0.0027 |
Longitude | 13.2188 ± 0.0049 |
Depth (km) | 8 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117550581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 350 |
Semi-minor axis of confidence ellipse (meter) | 238 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 63 |
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 | 23 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.07914 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48384 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 117550581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-21 10:21:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2023-05-21T10:12:34.53 | 0.3 | undecidable | manual | S | 350 | 53.7018 | 50 | 0.56 | 61 |
IV.TERO.HHZ. | 2023-05-21T10:12:30.27 | 0.3 | undecidable | manual | S | 129 | 40.4262 | 50 | -0.15 | 69 |
IV.RM33.HNE. | 2023-05-21T10:12:29.89 | 0.3 | undecidable | manual | S | 181 | 38.1285 | 50 | 0.08 | 70 |
IV.LNSS.HHZ. | 2023-05-21T10:12:28.14 | 0.3 | undecidable | manual | S | 208 | 31.3464 | 105 | 0.37 | 67 |
IV.CESI.HHZ. | 2023-05-21T10:12:27.54 | 0.3 | undecidable | manual | S | 304 | 30.6471 | 105 | 0 | 72 |
IV.CSP1.EHZ. | 2023-05-21T10:12:26.29 | 0.3 | undecidable | manual | S | 358 | 26.5512 | 107 | 0.1 | 72 |
IV.SMA1.EHE. | 2023-05-21T10:12:26.21 | 0.3 | undecidable | manual | S | 159 | 26.4513 | 107 | 0.07 | 72 |
IV.EL6.EHZ. | 2023-05-21T10:12:26.73 | 0.1 | undecidable | manual | P | 350 | 53.7018 | 50 | 0.13 | 90 |
IV.FDMO.HHZ. | 2023-05-21T10:12:25.07 | 0.3 | undecidable | manual | S | 332 | 23.0547 | 110 | 0.05 | 73 |
IV.TERO.HHZ. | 2023-05-21T10:12:24.19 | 0.1 | undecidable | manual | P | 129 | 40.4262 | 50 | -0.36 | 88 |
IV.RM33.HNE. | 2023-05-21T10:12:23.96 | 0.1 | undecidable | manual | P | 181 | 38.1285 | 50 | -0.24 | 91 |
IV.MTRA.HNN. | 2023-05-21T10:12:23.98 | 0.6 | undecidable | manual | S | 126 | 17.9709 | 115 | 0.59 | 43 |
IV.LNSS.HHZ. | 2023-05-21T10:12:22.97 | 0.1 | undecidable | manual | P | 208 | 31.3464 | 105 | -0.05 | 96 |
IV.CSP1.EHZ. | 2023-05-21T10:12:22.01 | 0.1 | undecidable | manual | P | 358 | 26.5512 | 107 | -0.1 | 96 |
IV.GUMA.HHE. | 2023-05-21T10:12:22.13 | 0.3 | undecidable | manual | P | 22 | 25.1526 | 108 | 0.29 | 69 |
IV.CESI.HHZ. | 2023-05-21T10:12:22.62 | 0.1 | undecidable | manual | P | 304 | 30.6471 | 105 | -0.27 | 92 |
IV.FDMO.HHZ. | 2023-05-21T10:12:21.23 | 0.1 | undecidable | manual | P | 332 | 23.0547 | 110 | -0.2 | 94 |
IV.SMA1.EHE. | 2023-05-21T10:12:21.92 | 0.1 | undecidable | manual | P | 159 | 26.4513 | 107 | -0.16 | 94 |
IV.NRCA.HHZ. | 2023-05-21T10:12:20.67 | 0.3 | undecidable | manual | S | 256 | 8.7801 | 133 | -0.04 | 75 |
IV.MMO1.EHZ. | 2023-05-21T10:12:20.78 | 0.3 | undecidable | manual | S | 59 | 10.1787 | 129 | -0.3 | 71 |
IV.MTRA.HNN. | 2023-05-21T10:12:20.84 | 0.1 | undecidable | manual | P | 126 | 17.9709 | 115 | 0.34 | 92 |
IV.MMO1.EHZ. | 2023-05-21T10:12:19.08 | 0.1 | positive | manual | P | 59 | 10.1787 | 129 | -0.08 | 99 |
IV.NRCA.HHZ. | 2023-05-21T10:12:18.97 | 0.1 | positive | manual | P | 256 | 8.7801 | 133 | 0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.9 | 0.0012330000000000002 | 1.08 | AML | other | m | 2023-05-21T10:12:20.93 |
IV.NRCA.HNE. | ML:1.9 | 0.0011510000000000001 | 1.06 | AML | other | m | 2023-05-21T10:12:20.93 |
IV.NRCA.HHN. | ML:1.7 | 0.0008945000000000001 | 0.14 | AML | other | m | 2023-05-21T10:12:21.29 |
IV.NRCA.HNN. | ML:1.7 | 0.000848 | 0.14 | AML | other | m | 2023-05-21T10:12:21.30 |
IV.MMO1.EHE. | ML:1.5 | 0.0004345 | 0.14 | AML | other | m | 2023-05-21T10:12:21.83 |
IV.MMO1.EHN. | ML:1.3 | 0.000261 | 1.56 | AML | other | m | 2023-05-21T10:12:22.03 |
IV.CSP1.EHE. | ML:1.3 | 0.0001205 | 0.68 | AML | other | m | 2023-05-21T10:12:26.56 |
IV.CSP1.EHN. | ML:1.3 | 0.0001199 | 0.86 | AML | other | m | 2023-05-21T10:12:26.48 |
IV.CESI.HHN. | ML:1.4 | 0.000117 | 0.26 | AML | other | m | 2023-05-21T10:12:29.02 |
IV.TERO.HHN. | ML:1.3 | 0.00006645 | 0.42 | AML | other | m | 2023-05-21T10:12:30.67 |
IV.TERO.HHE. | ML:1.1 | 0.000041700000000000004 | 0.44 | AML | other | m | 2023-05-21T10:12:30.55 |
IV.CESI.HHE. | ML:1.0 | 0.000038807595 | 0.3392 | AML | other | m | 2023-05-21T10:12:31.51 |