A magnitude ML 1.1 earthquake occured in region: 7 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7440, 13.1540 at 10 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 | 7 | 4957 | 4957 |
Accumoli | RI | 9 | 667 | 5624 |
Cascia | PG | 12 | 3217 | 8841 |
Arquata del Tronto | AP | 12 | 1178 | 10019 |
Cittareale | RI | 14 | 482 | 10501 |
Amatrice | RI | 17 | 2657 | 13158 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13439 |
Preci | PG | 18 | 724 | 14163 |
Poggiodomo | PG | 18 | 117 | 14280 |
Montegallo | AP | 18 | 523 | 14803 |
Monteleone di Spoleto | PG | 19 | 599 | 15402 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-05-03 15:40:21 |
42.7438 | 13.1535 | 10 | 2023-05-03 15:57:02 |
Sala Sismica INGV-Roma | 116990711 |
Field | Value |
---|---|
Time (UTC) | 2023-05-03 15:40:21 ± 0.1 |
Latitude | 42.7438 ± 0.0063 |
Longitude | 13.1535 ± 0.0159 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116990711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1423 |
Semi-minor axis of confidence ellipse (meter) | 320 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 297 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33095 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116990711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-03 15:57:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ACATE.EHZ. | 2023-05-03T15:42:12.68 | 3.0 | negative | manual | Pg | 22.66 | 0 | |||
OX.PLRO.HHZ. | 2023-05-03T15:42:01.49 | 3.0 | undecidable | manual | Sg | 3.22 | 0 | |||
IV.HLNI.HHZ. | 2023-05-03T15:41:51.81 | 3.0 | undecidable | manual | Pn | 5.19 | 0 | |||
1J.FX12.HHZ.00 | 2023-05-03T15:41:35.29 | 3.0 | undecidable | manual | Pn | -4.71 | 0 | |||
IV.MMN.HHZ. | 2023-05-03T15:41:19.44 | 3.0 | negative | manual | Pn | -0.41 | 0 | |||
IV.BULG.HHZ. | 2023-05-03T15:41:19.09 | 3.0 | undecidable | manual | Pg | 5.01 | 0 | |||
GE.MATE.HHZ. | 2023-05-03T15:41:19.98 | 3.0 | negative | manual | Pn | 2.67 | 0 | |||
IV.MRB1.HNZ. | 2023-05-03T15:40:55.96 | 3.0 | undecidable | manual | Pn | -3.97 | 0 | |||
GU.POPM.HHZ. | 2023-05-03T15:40:53.95 | 3.0 | positive | manual | Pg | 2.97 | 0 | |||
IV.LRP.EHZ. | 2023-05-03T15:40:49.32 | 3.0 | negative | manual | P | 3.02 | 0 | |||
IV.BARO.EHZ. | 2023-05-03T15:40:38.64 | 3.0 | positive | manual | P | 0.26 | 0 | |||
IV.VCEL.EHZ. | 2023-05-03T15:40:37.24 | 3.0 | undecidable | manual | P | -1.32 | 0 | |||
IV.MF5.EHZ. | 2023-05-03T15:40:34.20 | 0.3 | undecidable | manual | S | 43 | 36.741 | 50 | -0.05 | 72 |
IV.CRE.HHZ. | 2023-05-03T15:40:32.41 | 3.0 | undecidable | manual | P | -4.39 | 0 | |||
IV.RM33.EHE. | 2023-05-03T15:40:31.48 | 0.1 | undecidable | manual | S | 169 | 26.5512 | 50 | -0.04 | 98 |
IV.MMO1.EHZ. | 2023-05-03T15:40:30.35 | 0.1 | undecidable | manual | S | 39 | 22.2555 | 115 | 0.02 | 99 |
IV.MF5.EHZ. | 2023-05-03T15:40:29.50 | 0.1 | undecidable | manual | P | 43 | 36.741 | 50 | 0.51 | 87 |
IV.LNSS.HHN. | 2023-05-03T15:40:29.37 | 0.3 | undecidable | manual | S | 211 | 18.1707 | 120 | 0.32 | 71 |
7F.SIB3.EHN. | 2023-05-03T15:40:28.74 | 0.6 | undecidable | manual | S | 33 | 17.3715 | 121 | -0.08 | 49 |
IV.MMO1.EHZ. | 2023-05-03T15:40:26.73 | 0.1 | undecidable | manual | P | 39 | 22.2555 | 115 | 0 | 100 |
IV.RM33.EHE. | 2023-05-03T15:40:26.95 | 0.1 | undecidable | manual | P | 169 | 26.5512 | 50 | -0.47 | 90 |
IV.NRCA.HHZ. | 2023-05-03T15:40:26.66 | 0.1 | undecidable | manual | S | 342 | 10.4784 | 135 | -0.24 | 97 |
IV.LNSS.HHN. | 2023-05-03T15:40:26.02 | 0.1 | undecidable | manual | P | 211 | 18.1707 | 120 | 0.03 | 100 |
7F.SIB3.EHN. | 2023-05-03T15:40:25.83 | 0.1 | undecidable | manual | P | 33 | 17.3715 | 121 | -0.03 | 100 |
IV.NRCA.HHZ. | 2023-05-03T15:40:24.84 | 0.3 | undecidable | manual | P | 342 | 10.4784 | 135 | 0.09 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.00011300000000000001 | 0.14 | AML | other | m | 2023-05-03T15:40:26.78 |
IV.NRCA.HHE. | ML:1.0 | 0.00013086905 | 0.0768 | AML | other | m | 2023-05-03T15:40:26.77 |
IV.NRCA.HNE. | ML:1.0 | 0.00012872988999999997 | 0.0896 | AML | other | m | 2023-05-03T15:40:26.73 |
IV.NRCA.HNN. | ML:1.0 | 0.0001312025 | 0.9344 | AML | other | m | 2023-05-03T15:40:24.08 |
IV.MF5.EHE. | ML:1.3 | 0.00008100801000000001 | 1.7664 | AML | other | m | 2023-05-03T15:40:49.75 |
IV.MF5.EHN. | ML:1.4 | 0.00010415398 | 2.176 | AML | other | m | 2023-05-03T15:40:43.42 |