A magnitude ML 1.3 earthquake occured in region: 8 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7720, 13.1830 at 11 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 8 | 4957 | 4957 |
Arquata del Tronto | AP | 9 | 1178 | 6135 |
Accumoli | RI | 10 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 14 | 281 | 7083 |
Montegallo | AP | 15 | 523 | 7606 |
Cascia | PG | 15 | 3217 | 10823 |
Preci | PG | 17 | 724 | 11547 |
Cittareale | RI | 17 | 482 | 12029 |
Amatrice | RI | 18 | 2657 | 14686 |
Montemonaco | AP | 19 | 604 | 15290 |
Acquasanta Terme | AP | 19 | 2916 | 18206 |
Visso | MC | 19 | 1107 | 19313 |
Ussita | MC | 20 | 444 | 19757 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2019-08-21 16:34:02 |
42.7722 | 13.1827 | 11 | 2019-11-13 14:31:05 |
Bollettino Sismico Italiano INGV | 73139261 |
Reviewed Rev100 |
ML 1.4 | 2019-08-21 16:34:02 |
42.7662 | 13.1808 | 10 | 2019-08-21 16:42:16 |
Sala Sismica INGV-Roma | 71682331 |
Field | Value |
---|---|
Time (UTC) | 2019-08-21 16:34:02 ± 0.04 |
Latitude | 42.7722 ± 0.0027 |
Longitude | 13.1827 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 73139261 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 295 |
Semi-minor axis of confidence ellipse (meter) | 238 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 27 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 300.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34354 |
Number of stations at which the event was observed | 21 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 73139261 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-10-08 15:13:56 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 71682331 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-08-21 16:42:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IACL.HHZ. | 2019-08-21T16:35:32.41 | 3.0 | undecidable | manual | Sn | -2.92 | 0 | |||
GU.GRAM.HHZ. | 2019-08-21T16:35:12.79 | 3.0 | undecidable | manual | Sn | 0.67 | 0 | |||
GU.SATI.HHZ. | 2019-08-21T16:35:08.68 | 3.0 | undecidable | manual | Pn | 2.73 | 0 | |||
IV.SPS2.HHZ. | 2019-08-21T16:35:05.09 | 3.0 | positive | manual | Pg | 12.85 | 0 | |||
NI.PALA.HHZ. | 2019-08-21T16:35:02.96 | 3.0 | undecidable | manual | Pg | 11.13 | 0 | |||
IV.MSRU.HHZ. | 2019-08-21T16:35:00.93 | 3.0 | negative | manual | Pn | 2.15 | 0 | |||
GU.RNCA.HHZ. | 2019-08-21T16:34:54.15 | 3.0 | undecidable | manual | Pg | 8.86 | 0 | |||
GU.GRAM.HHZ. | 2019-08-21T16:34:48.58 | 3.0 | undecidable | manual | Pg | 11.12 | 0 | |||
IV.APEC.HHZ. | 2019-08-21T16:34:32.00 | 3.0 | undecidable | manual | S | -0.43 | 0 | |||
TV.SF01.EHZ. | 2019-08-21T16:34:22.02 | 3.0 | undecidable | manual | S | -2.67 | 0 | |||
IV.COR1.EHZ. | 2019-08-21T16:34:19.41 | 3.0 | positive | manual | Pg | 3.24 | 0 | |||
IV.TERO.HHZ. | 2019-08-21T16:34:14.63 | 0.6 | undecidable | manual | S | 116 | 38.1285 | 50 | -0.09 | 47 |
IV.CAMP.HHE. | 2019-08-21T16:34:12.95 | 0.6 | undecidable | manual | S | 145 | 32.0457 | 50 | -0.15 | 47 |
IV.RM33.HNE. | 2019-08-21T16:34:12.55 | 0.6 | undecidable | manual | S | 175 | 29.3484 | 50 | 0.19 | 47 |
IV.FDMO.HHZ. | 2019-08-21T16:34:12.33 | 0.6 | undecidable | manual | S | 345 | 30.3474 | 50 | -0.31 | 46 |
IV.LNSS.HNZ. | 2019-08-21T16:34:10.40 | 0.6 | undecidable | manual | S | 212 | 22.0668 | 50 | -0.03 | 49 |
IV.MTRA.EHZ. | 2019-08-21T16:34:09.10 | 0.1 | undecidable | manual | S | 96 | 17.4714 | 122 | -0.05 | 99 |
IV.TERO.HHZ. | 2019-08-21T16:34:09.41 | 0.3 | undecidable | manual | P | 116 | 38.1285 | 50 | 0.06 | 71 |
IV.MMO1.EHZ. | 2019-08-21T16:34:09.40 | 0.1 | undecidable | manual | S | 40 | 18.3705 | 120 | 0 | 99 |
IV.SMA1.EHN. | 2019-08-21T16:34:09.90 | 0.6 | undecidable | manual | S | 142 | 20.0688 | 50 | 0.01 | 49 |
IV.FDMO.HHZ. | 2019-08-21T16:34:08.28 | 0.3 | undecidable | manual | P | 345 | 30.3474 | 50 | 0.13 | 71 |
IV.CAMP.HHE. | 2019-08-21T16:34:08.25 | 0.3 | undecidable | manual | P | 145 | 32.0457 | 50 | -0.16 | 70 |
IV.MC2.EHZ. | 2019-08-21T16:34:08.78 | 0.1 | undecidable | manual | S | 2 | 15.4734 | 125 | 0.22 | 95 |
IV.RM33.HNE. | 2019-08-21T16:34:08.15 | 0.3 | undecidable | manual | P | 175 | 29.3484 | 50 | 0.16 | 71 |
IV.SMA1.EHN. | 2019-08-21T16:34:06.58 | 0.1 | undecidable | manual | P | 142 | 20.0688 | 50 | 0.02 | 99 |
IV.MTRA.EHZ. | 2019-08-21T16:34:06.14 | 0.1 | undecidable | manual | P | 96 | 17.4714 | 122 | 0.01 | 99 |
IV.NRCA.HHZ. | 2019-08-21T16:34:06.60 | 0.1 | undecidable | manual | S | 321 | 8.7801 | 141 | -0.24 | 96 |
IV.LNSS.HNZ. | 2019-08-21T16:34:06.89 | 0.3 | undecidable | manual | P | 212 | 22.0668 | 50 | 0.02 | 74 |
IV.MMO1.EHZ. | 2019-08-21T16:34:06.23 | 0.1 | undecidable | manual | P | 40 | 18.3705 | 120 | -0.05 | 98 |
IV.MC2.EHZ. | 2019-08-21T16:34:05.87 | 0.1 | undecidable | manual | P | 2 | 15.4734 | 125 | 0.08 | 98 |
IV.NRCA.HHZ. | 2019-08-21T16:34:04.85 | 0.1 | undecidable | manual | P | 321 | 8.7801 | 141 | 0.05 | 100 |
IV.VIVA.HHZ. | 2019-08-21T16:34:03.33 | 3.0 | undecidable | manual | P | -0.23 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.6 | 0.000468 | 0.1 | AML | other | m | 2019-08-21T16:34:06.70 |
IV.NRCA.HHE. | ML:1.6 | 0.00047299999999999995 | 0.08 | AML | other | m | 2019-08-21T16:34:06.65 |
IV.NRCA.HHN. | ML:1.6 | 0.000528 | 0.08 | AML | other | m | 2019-08-21T16:34:06.69 |
IV.NRCA.HNN. | ML:1.5 | 0.000451 | 0.1 | AML | other | m | 2019-08-21T16:34:06.65 |
IV.MTRA.EHN. | ML:0.7 | 0.000039 | 0.14 | AML | other | m | 2019-08-21T16:34:10.38 |
IV.MTRA.EHE. | ML:0.7 | 0.000040749999999999994 | 0.82 | AML | other | m | 2019-08-21T16:34:10.07 |
IV.ASSB.HHN. | ML:1.1 | 0.0000293 | 0.3 | AML | other | m | 2019-08-21T16:34:19.69 |
IV.ASSB.HHE. | ML:1.1 | 0.000027700000000000002 | 0.52 | AML | other | m | 2019-08-21T16:34:21.34 |