A magnitude ML 0.6 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8090, 13.1220 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 | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Arquata del Tronto | AP | 15 | 1178 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Cerreto di Spoleto | PG | 17 | 1075 | 13650 |
Montegallo | AP | 18 | 523 | 14173 |
Sellano | PG | 18 | 1079 | 15252 |
Poggiodomo | PG | 19 | 117 | 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 0.6 | 2024-04-21 12:50:23 |
42.8087 | 13.1223 | 11 | 2024-04-21 13:18:08 |
Sala Sismica INGV-Roma | 126937681 |
Field | Value |
---|---|
Time (UTC) | 2024-04-21 12:50:23 ± 0.06 |
Latitude | 42.8087 ± 0.0036 |
Longitude | 13.1223 ± 0.0061 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126937681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 539 |
Semi-minor axis of confidence ellipse (meter) | 357 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 103 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 540.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 138 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.02518 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28958 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 126937681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-21 13:18:08 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2024-04-21T12:50:34.31 | 0.6 | undecidable | manual | S | 12 | 32.1456 | 50 | 0.03 | 48 |
IV.CESI.HNE. | 2024-04-21T12:50:33.08 | 0.6 | undecidable | manual | S | 321 | 28.0497 | 50 | -0.12 | 48 |
IV.FDMO.HHZ. | 2024-04-21T12:50:32.32 | 0.6 | undecidable | manual | S | 354 | 25.4523 | 50 | -0.18 | 48 |
IV.LNSS.HNN. | 2024-04-21T12:50:31.96 | 0.6 | undecidable | manual | S | 196 | 23.754 | 50 | -0.1 | 48 |
7F.SIB2.EHN. | 2024-04-21T12:50:29.86 | 0.6 | undecidable | manual | S | 58 | 17.3715 | 121 | -0.34 | 47 |
IV.CSP1.EHZ. | 2024-04-21T12:50:29.64 | 0.6 | negative | manual | P | 12 | 32.1456 | 50 | 0.06 | 48 |
IV.MC2.EHZ. | 2024-04-21T12:50:29.15 | 0.6 | undecidable | manual | S | 25 | 12.5763 | 130 | 0.29 | 47 |
7F.SIB1.EHZ. | 2024-04-21T12:50:29.60 | 0.3 | undecidable | manual | S | 52 | 15.3735 | 125 | -0.01 | 75 |
IV.CESI.HNE. | 2024-04-21T12:50:29.02 | 0.1 | undecidable | manual | P | 321 | 28.0497 | 50 | 0.07 | 97 |
7F.SIB3.EHN. | 2024-04-21T12:50:29.06 | 0.6 | undecidable | manual | S | 58 | 14.0748 | 127 | -0.2 | 48 |
IV.LNSS.HNN. | 2024-04-21T12:50:28.35 | 0.1 | undecidable | manual | P | 196 | 23.754 | 50 | 0.06 | 98 |
IV.FDMO.HHZ. | 2024-04-21T12:50:28.46 | 0.1 | undecidable | manual | P | 354 | 25.4523 | 50 | -0.08 | 97 |
7F.SIB2.EHN. | 2024-04-21T12:50:27.19 | 0.1 | undecidable | manual | P | 58 | 17.3715 | 121 | -0.03 | 99 |
7F.SIB1.EHZ. | 2024-04-21T12:50:27.05 | 0.1 | undecidable | manual | P | 52 | 15.3735 | 125 | 0.17 | 97 |
7F.SIB3.EHN. | 2024-04-21T12:50:26.70 | 0.1 | undecidable | manual | P | 58 | 14.0748 | 127 | 0.02 | 100 |
IV.NRCA.HHZ. | 2024-04-21T12:50:26.56 | 0.6 | undecidable | manual | S | 347 | 2.7972 | 165 | -0.39 | 47 |
IV.MC2.EHZ. | 2024-04-21T12:50:26.70 | 0.1 | undecidable | manual | P | 25 | 12.5763 | 130 | 0.25 | 96 |
IV.NRCA.HHZ. | 2024-04-21T12:50:25.36 | 0.3 | undecidable | manual | P | 347 | 2.7972 | 165 | 0.02 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:0.7 | 0.000097460545 | 0.08 | AML | other | m | 2024-04-21T12:50:27.32 |
IV.NRCA.HHN. | ML:1.1 | 0.00020012915 | 0.1 | AML | other | m | 2024-04-21T12:50:26.61 |
IV.FDMO.HHE. | ML:0.2 | 0.000011487349500000001 | 0.42 | AML | other | m | 2024-04-21T12:50:33.02 |
IV.FDMO.HHN. | ML:0.4 | 0.000012668655000000001 | 0.82 | AML | other | m | 2024-04-21T12:50:33.03 |