A magnitude ML 0.4 earthquake occured in region: 2 km N Norcia (PG), on
and geographic coordinates (lat, lon) 42.8130, 13.0880 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 | 2 | 4957 | 4957 |
Preci | PG | 8 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 13 | 1107 | 10286 |
Cerreto di Spoleto | PG | 14 | 1075 | 11361 |
Ussita | MC | 15 | 444 | 11805 |
Sellano | PG | 16 | 1079 | 12884 |
Poggiodomo | PG | 17 | 117 | 13001 |
Arquata del Tronto | AP | 18 | 1178 | 14179 |
Accumoli | RI | 19 | 667 | 14846 |
Vallo di Nera | PG | 19 | 364 | 15210 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.4 | 2022-09-21 01:43:48 |
42.8132 | 13.088 | 11 | 2022-09-21 01:52:51 |
Sala Sismica INGV-Roma | 109948001 |
Field | Value |
---|---|
Time (UTC) | 2022-09-21 01:43:48 ± 0.06 |
Latitude | 42.8132 ± 0.0027 |
Longitude | 13.0880 ± 0.0074 |
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 | 109948001 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 634 |
Semi-minor axis of confidence ellipse (meter) | 333 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 97 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 136 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29138 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 109948001 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-09-21 01:52:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2022-09-21T01:43:59.37 | 0.3 | undecidable | manual | S | 17 | 32.3454 | 50 | 0.16 | 71 |
IV.FDMO.HHZ. | 2022-09-21T01:43:57.06 | 0.3 | undecidable | manual | S | 360 | 24.753 | 50 | -0.14 | 71 |
IV.MURB.HNZ. | 2022-09-21T01:43:57.18 | 3.0 | undecidable | manual | P | -0.15 | 0 | |||
IV.CESI.HHZ. | 2022-09-21T01:43:57.40 | 0.1 | undecidable | manual | S | 325 | 25.9518 | 50 | -0.12 | 95 |
IV.LNSS.HHE. | 2022-09-21T01:43:56.93 | 0.1 | undecidable | manual | S | 189 | 23.6541 | 50 | 0.04 | 97 |
7F.SIB1.EHE. | 2022-09-21T01:43:55.15 | 0.3 | undecidable | manual | S | 58 | 17.3715 | 50 | -0.06 | 73 |
IV.MC2.EHZ. | 2022-09-21T01:43:54.50 | 0.3 | undecidable | manual | S | 37 | 13.6752 | 129 | 0.29 | 70 |
IV.CSP1.EHZ. | 2022-09-21T01:43:54.56 | 0.6 | negative | manual | P | 17 | 32.3454 | 50 | 0.04 | 48 |
7F.SIB3.EHE. | 2022-09-21T01:43:54.59 | 0.3 | undecidable | manual | S | 65 | 16.3725 | 50 | -0.35 | 70 |
IV.CESI.HHZ. | 2022-09-21T01:43:53.52 | 0.6 | undecidable | manual | P | 325 | 25.9518 | 50 | -0.02 | 49 |
IV.FDMO.HHZ. | 2022-09-21T01:43:53.28 | 0.6 | positive | manual | P | 360 | 24.753 | 50 | -0.08 | 48 |
IV.LNSS.HHE. | 2022-09-21T01:43:53.16 | 0.1 | undecidable | manual | P | 189 | 23.6541 | 50 | -0.02 | 97 |
7F.SIB3.EHE. | 2022-09-21T01:43:52.00 | 0.1 | undecidable | manual | P | 65 | 16.3725 | 50 | -0.05 | 98 |
7F.SIB1.EHE. | 2022-09-21T01:43:52.41 | 0.3 | undecidable | manual | P | 58 | 17.3715 | 50 | 0.2 | 72 |
IV.NRCA.HHZ. | 2022-09-21T01:43:51.86 | 0.3 | undecidable | manual | S | 43 | 3.0969 | 164 | -0.24 | 73 |
IV.MC2.EHZ. | 2022-09-21T01:43:51.92 | 0.1 | undecidable | manual | P | 37 | 13.6752 | 129 | 0.28 | 94 |
IV.NRCA.HHZ. | 2022-09-21T01:43:50.50 | 0.1 | undecidable | manual | P | 43 | 3.0969 | 164 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHE. | ML:0.2 | 0.000007560906500000001 | 2.2 | AML | other | m | 2022-09-21T01:43:58.27 |
IV.FDMO.HHN. | ML:0.2 | 0.000012075369500000001 | 1.54 | AML | other | m | 2022-09-21T01:43:58.07 |
IV.CESI.HHE. | ML:0.6 | 0.000021858055 | 1.54 | AML | other | m | 2022-09-21T01:43:57.90 |
IV.CESI.HHN. | ML:0.6 | 0.000018945305 | 0.36 | AML | other | m | 2022-09-21T01:43:57.65 |