A magnitude ML 1.5 earthquake occured in region: 6 km NW Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6560, 13.1110 at 15 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 |
---|---|---|---|---|
Cittareale | RI | 6 | 482 | 482 |
Cascia | PG | 11 | 3217 | 3699 |
Accumoli | RI | 12 | 667 | 4366 |
Monteleone di Spoleto | PG | 13 | 599 | 4965 |
Posta | RI | 15 | 694 | 5659 |
Amatrice | RI | 15 | 2657 | 8316 |
Norcia | PG | 15 | 4957 | 13273 |
Poggiodomo | PG | 16 | 117 | 13390 |
Leonessa | RI | 16 | 2435 | 15825 |
Borbona | RI | 16 | 617 | 16442 |
Montereale | AQ | 18 | 2581 | 19023 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2024-04-23 20:54:40 |
42.6562 | 13.1108 | 15 | 2024-04-23 21:04:11 |
Sala Sismica INGV-Roma | 127018171 |
Field | Value |
---|---|
Time (UTC) | 2024-04-23 20:54:40 ± 0.08 |
Latitude | 42.6562 ± 0.0027 |
Longitude | 13.1108 ± 0.0061 |
Depth (km) | 15 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 127018171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 467 |
Semi-minor axis of confidence ellipse (meter) | 111 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 285 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 113 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37951 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 127018171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-23 21:04:11 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2024-04-23T20:54:52.03 | 0.6 | undecidable | manual | S | 33 | 32.2455 | 101 | -0.09 | 48 |
IV.MC2.EHN. | 2024-04-23T20:54:51.67 | 0.6 | undecidable | manual | S | 13 | 29.0487 | 103 | 0.38 | 45 |
7F.SIB2.EHZ. | 2024-04-23T20:54:51.57 | 0.6 | undecidable | manual | S | 31 | 30.4473 | 102 | -0.08 | 49 |
IV.CSP1.EHZ. | 2024-04-23T20:54:50.14 | 3.0 | negative | manual | Pg | 0.32 | 0 | |||
IV.SMA1.EHZ. | 2024-04-23T20:54:48.68 | 0.6 | undecidable | manual | S | 99 | 18.5703 | 116 | 0.04 | 49 |
IV.TERO.HHZ. | 2024-04-23T20:54:48.35 | 3.0 | positive | manual | P | -0.15 | 0 | |||
IV.FDMO.HHZ. | 2024-04-23T20:54:48.99 | 3.0 | negative | manual | P | 0.14 | 0 | |||
IV.RM33.EHZ. | 2024-04-23T20:54:48.43 | 0.6 | undecidable | manual | S | 153 | 18.3705 | 116 | -0.18 | 49 |
IV.CESI.HHE. | 2024-04-23T20:54:48.97 | 0.6 | undecidable | manual | P | 337 | 42.1245 | 98 | 0.05 | 48 |
IV.NRCA.HHZ. | 2024-04-23T20:54:48.77 | 0.6 | undecidable | manual | S | 1 | 19.6692 | 114 | -0.14 | 49 |
IV.GIGS.HHZ. | 2024-04-23T20:54:48.80 | 3.0 | negative | manual | Pn | 0.44 | 0 | |||
IV.ARRO.EHZ. | 2024-04-23T20:54:47.09 | 3.0 | undecidable | manual | Sn | -3.42 | 0 | |||
IV.MMO1.EHZ. | 2024-04-23T20:54:47.36 | 0.6 | positive | manual | P | 33 | 32.2455 | 101 | -0.04 | 49 |
IV.LNSS.HHZ. | 2024-04-23T20:54:46.57 | 0.6 | undecidable | manual | S | 224 | 8.2806 | 145 | 0.05 | 50 |
7F.SIB2.EHZ. | 2024-04-23T20:54:46.99 | 0.3 | undecidable | manual | P | 31 | 30.4473 | 102 | -0.14 | 72 |
IV.MC2.EHN. | 2024-04-23T20:54:46.97 | 0.6 | undecidable | manual | P | 13 | 29.0487 | 103 | 0.05 | 49 |
IV.FIAM.HNZ. | 2024-04-23T20:54:46.61 | 3.0 | undecidable | manual | P | -0.11 | 0 | |||
IV.NRCA.HHZ. | 2024-04-23T20:54:45.46 | 1.0 | undecidable | manual | P | 1 | 19.6692 | 114 | -0.09 | 25 |
IV.SMA1.EHZ. | 2024-04-23T20:54:45.50 | 0.6 | positive | manual | P | 99 | 18.5703 | 116 | 0.11 | 49 |
IV.RM33.EHZ. | 2024-04-23T20:54:45.38 | 0.1 | positive | manual | P | 153 | 18.3705 | 116 | 0.01 | 100 |
IV.LNSS.HHZ. | 2024-04-23T20:54:44.30 | 1.0 | undecidable | manual | P | 224 | 8.2806 | 145 | 0.12 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.6 | 0.000444 | 0.14 | AML | other | m | 2024-04-23T20:54:46.83 |
IV.LNSS.HHN. | ML:1.4 | 0.00028149999999999996 | 1.14 | AML | other | m | 2024-04-23T20:54:47.32 |
IV.RM33.HNN. | ML:1.9 | 0.000536 | 0.26 | AML | other | m | 2024-04-23T20:54:48.53 |
IV.RM33.EHN. | ML:1.9 | 0.0005110000000000001 | 0.26 | AML | other | m | 2024-04-23T20:54:48.66 |
IV.RM33.EHE. | ML:1.6 | 0.000263 | 0.32 | AML | other | m | 2024-04-23T20:54:48.70 |
IV.RM33.HNE. | ML:1.6 | 0.000311 | 1.28 | AML | other | m | 2024-04-23T20:54:48.81 |
IV.SMA1.EHE. | ML:1.5 | 0.00021150000000000002 | 0.28 | AML | other | m | 2024-04-23T20:54:49.20 |
IV.NRCA.HHE. | ML:1.4 | 0.00017999999999999998 | 0.3 | AML | other | m | 2024-04-23T20:54:49.22 |
IV.SMA1.EHN. | ML:1.6 | 0.00028649999999999997 | 1.7 | AML | other | m | 2024-04-23T20:54:49.14 |
IV.NRCA.HHN. | ML:1.2 | 0.00011579999999999998 | 0.08 | AML | other | m | 2024-04-23T20:54:50.43 |
IV.TERO.HHN. | ML:1.3 | 0.00005895 | 0.56 | AML | other | m | 2024-04-23T20:54:53.75 |
IV.TERO.HHE. | ML:1.1 | 0.0000405 | 1.22 | AML | other | m | 2024-04-23T20:54:54.87 |