A magnitude ML 0.7 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7980, 13.1390 at 9 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 | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Arquata del Tronto | AP | 13 | 1178 | 7140 |
Cascia | PG | 13 | 3217 | 10357 |
Accumoli | RI | 14 | 667 | 11024 |
Visso | MC | 15 | 1107 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Montemonaco | AP | 19 | 604 | 14777 |
Poggiodomo | PG | 19 | 117 | 14894 |
Cittareale | RI | 20 | 482 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2017-08-24 07:23:33 |
42.7978 | 13.1393 | 9 | 2017-08-24 08:22:50 |
Sala Sismica INGV-Roma | 49320601 |
Field | Value |
---|---|
Time (UTC) | 2017-08-24 07:23:33 ± 0.15 |
Latitude | 42.7978 ± 0.0036 |
Longitude | 13.1393 ± 0.0061 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 49320601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 254 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 109 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21764 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 49320601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-08-24 08:22:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.QLNO.HHZ. | 2017-08-24T07:25:28.82 | 3.0 | undecidable | manual | Sn | 3.15 | 0 | |||
IV.PIPA.HHZ. | 2017-08-24T07:25:22.05 | 3.0 | undecidable | manual | Sn | -5.44 | 0 | |||
HL.VLS.HHZ. | 2017-08-24T07:25:21.10 | 3.0 | undecidable | manual | Pn | 4.17 | 0 | |||
IV.GIB.HHZ. | 2017-08-24T07:24:57.50 | 3.0 | positive | manual | Pg | 10.35 | 0 | |||
IV.GROG.HHZ. | 2017-08-24T07:24:53.30 | 3.0 | undecidable | manual | Sn | -0.49 | 0 | |||
IV.MONC.HHZ. | 2017-08-24T07:24:48.56 | 3.0 | undecidable | manual | Pn | 5.11 | 0 | |||
IV.ERC.EHZ. | 2017-08-24T07:24:47.42 | 3.0 | undecidable | manual | Pn | 0.11 | 0 | |||
IV.EUCT.HNZ. | 2017-08-24T07:24:45.05 | 3.0 | undecidable | manual | Pg | 10.98 | 0 | |||
IV.VBKN.HHZ. | 2017-08-24T07:24:38.90 | 3.0 | undecidable | manual | Sg | 0.58 | 0 | |||
IV.AGLI.HHZ. | 2017-08-24T07:24:31.42 | 3.0 | undecidable | manual | Pn | -0.06 | 0 | |||
IV.TDS.HHZ. | 2017-08-24T07:24:28.54 | 3.0 | undecidable | manual | Pn | -3.52 | 0 | |||
IV.CDCA.HNZ. | 2017-08-24T07:24:09.80 | 3.0 | undecidable | manual | S | -4.21 | 0 | |||
IV.APEC.HHZ. | 2017-08-24T07:23:52.66 | 3.0 | positive | manual | P | -1.87 | 0 | |||
IV.MTRA.EHZ. | 2017-08-24T07:23:41.08 | 0.1 | undecidable | manual | S | 102 | 21.4674 | 113 | -0.02 | 99 |
IV.T1256.HHZ. | 2017-08-24T07:23:41.75 | 0.3 | undecidable | manual | S | 17 | 24.1536 | 110 | -0.24 | 70 |
IV.LNSS.HHZ. | 2017-08-24T07:23:41.69 | 0.3 | undecidable | manual | S | 201 | 23.0547 | 111 | 0.05 | 73 |
IV.MMO1.EHZ. | 2017-08-24T07:23:40.32 | 0.6 | undecidable | manual | S | 53 | 18.9699 | 115 | 0 | 50 |
IV.CSP1.EHZ. | 2017-08-24T07:23:39.47 | 3.0 | negative | manual | P | -0.65 | 0 | |||
IV.MC2.EHZ. | 2017-08-24T07:23:38.96 | 0.3 | undecidable | manual | S | 18 | 13.1757 | 124 | 0.37 | 70 |
IV.T1256.HHZ. | 2017-08-24T07:23:38.09 | 0.6 | negative | manual | P | 17 | 24.1536 | 110 | -0.12 | 48 |
IV.TERO.HHZ. | 2017-08-24T07:23:37.69 | 3.0 | undecidable | manual | P | -0.79 | 0 | |||
IV.MTRA.EHZ. | 2017-08-24T07:23:37.71 | 0.6 | positive | manual | P | 102 | 21.4674 | 113 | 0.01 | 49 |
IV.MMO1.EHZ. | 2017-08-24T07:23:37.17 | 0.3 | positive | manual | P | 53 | 18.9699 | 115 | -0.07 | 74 |
IV.LNSS.HHZ. | 2017-08-24T07:23:37.97 | 0.1 | undecidable | manual | P | 201 | 23.0547 | 111 | -0.04 | 98 |
IV.MC2.EHZ. | 2017-08-24T07:23:36.44 | 0.6 | positive | manual | P | 18 | 13.1757 | 124 | 0.19 | 48 |
IV.NRCA.HNN. | 2017-08-24T07:23:36.31 | 0.3 | undecidable | manual | S | 333 | 4.4955 | 154 | -0.22 | 73 |
IV.NRCA.HNN. | 2017-08-24T07:23:35.15 | 0.1 | undecidable | manual | P | 333 | 4.4955 | 154 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1256.HHE. | ML:0.8 | 0.0000348 | 0.2 | AML | other | m | 2017-08-24T07:23:42.23 |
IV.T1256.HHN. | ML:0.7 | 0.0000312 | 0.68 | AML | other | m | 2017-08-24T07:23:43.22 |