A magnitude ML 1.2 earthquake occured in region: 3 km SE Pietralunga (PG), on
and geographic coordinates (lat, lon) 43.4270, 12.4720 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 |
---|---|---|---|---|
Pietralunga | PG | 3 | 2111 | 2111 |
Gubbio | PG | 12 | 32216 | 34327 |
Montone | PG | 14 | 1680 | 36007 |
Cantiano | PU | 14 | 2245 | 38252 |
Apecchio | PU | 15 | 1882 | 40134 |
Scheggia e Pascelupo | PG | 16 | 1393 | 41527 |
Umbertide | PG | 18 | 16681 | 58208 |
Piobbico | PU | 18 | 2029 | 60237 |
CittĂ di Castello | PG | 19 | 39913 | 100150 |
Cagli | PU | 20 | 8731 | 108881 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-09-25 20:22:14 |
43.4268 | 12.4723 | 9 | 2021-09-25 20:43:30 |
Sala Sismica INGV-Roma | 95878221 |
Field | Value |
---|---|
Time (UTC) | 2021-09-25 20:22:14 ± 0.1 |
Latitude | 43.4268 ± 0.0027 |
Longitude | 12.4723 ± 0.0062 |
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 | 95878221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 439 |
Semi-minor axis of confidence ellipse (meter) | 262 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 255 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 128 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.05666 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34804 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 95878221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-25 20:43:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2021-09-25T20:22:27.90 | 0.3 | undecidable | manual | S | 78 | 38.628 | 50 | -0.09 | 72 |
IV.MPAG.EHZ. | 2021-09-25T20:22:26.24 | 0.6 | undecidable | manual | S | 46 | 32.2455 | 50 | -0.04 | 49 |
IV.ATCC.EHZ. | 2021-09-25T20:22:25.72 | 0.3 | undecidable | manual | S | 153 | 30.0477 | 106 | 0.11 | 73 |
IV.SSFR.HHZ. | 2021-09-25T20:22:24.08 | 0.3 | undecidable | manual | S | 87 | 24.9528 | 110 | 0.13 | 73 |
IV.FRON.EHZ. | 2021-09-25T20:22:23.27 | 0.3 | undecidable | manual | S | 64 | 22.755 | 111 | 0.05 | 75 |
IV.NARO.HHZ. | 2021-09-25T20:22:22.81 | 0.3 | undecidable | manual | S | 23 | 22.1556 | 112 | -0.23 | 72 |
IV.ARVD.HHZ. | 2021-09-25T20:22:22.34 | 0.6 | undecidable | manual | P | 78 | 38.628 | 50 | -0.05 | 49 |
IV.MURB.HHZ. | 2021-09-25T20:22:22.22 | 0.3 | undecidable | manual | S | 167 | 18.6702 | 115 | 0.31 | 71 |
IV.MPAG.EHZ. | 2021-09-25T20:22:21.30 | 0.6 | undecidable | manual | P | 46 | 32.2455 | 50 | -0.11 | 48 |
IV.APEC.HHZ. | 2021-09-25T20:22:21.32 | 0.3 | undecidable | manual | S | 344 | 15.1737 | 120 | 0.47 | 69 |
IV.SSFR.HHZ. | 2021-09-25T20:22:20.15 | 0.3 | undecidable | manual | P | 87 | 24.9528 | 110 | 0.09 | 74 |
IV.ATCC.EHZ. | 2021-09-25T20:22:20.90 | 0.3 | undecidable | manual | P | 153 | 30.0477 | 106 | -0.12 | 73 |
IV.ATFO.HHZ. | 2021-09-25T20:22:19.35 | 0.3 | undecidable | manual | S | 130 | 10.3785 | 130 | -0.14 | 75 |
IV.NARO.HHZ. | 2021-09-25T20:22:19.44 | 0.3 | undecidable | manual | P | 23 | 22.1556 | 112 | -0.09 | 74 |
IV.FRON.EHZ. | 2021-09-25T20:22:19.54 | 0.3 | undecidable | manual | P | 64 | 22.755 | 111 | -0.1 | 74 |
IV.APEC.HHZ. | 2021-09-25T20:22:18.73 | 0.3 | positive | manual | P | 344 | 15.1737 | 120 | 0.46 | 70 |
IV.ATPI.EHZ. | 2021-09-25T20:22:18.02 | 0.3 | undecidable | manual | S | 295 | 6.2937 | 145 | -0.49 | 70 |
IV.MURB.HHZ. | 2021-09-25T20:22:18.86 | 0.3 | negative | manual | P | 167 | 18.6702 | 115 | -0.02 | 76 |
IV.ATFO.HHZ. | 2021-09-25T20:22:17.34 | 0.1 | positive | manual | P | 130 | 10.3785 | 130 | -0.14 | 100 |
IV.ATPI.EHZ. | 2021-09-25T20:22:16.74 | 1.0 | undecidable | manual | P | 295 | 6.2937 | 145 | -0.17 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ATPI.EHN. | ML:1.1 | 0.000223 | 1.28 | AML | other | m | 2021-09-25T20:22:18.18 |
IV.ATPI.EHE. | ML:1.3 | 0.0003395 | 0.52 | AML | other | m | 2021-09-25T20:22:18.21 |
IV.ATFO.HHN. | ML:1.1 | 0.00017649999999999998 | 0.2 | AML | other | m | 2021-09-25T20:22:19.62 |
IV.ATFO.HHE. | ML:1.2 | 0.000217 | 0.32 | AML | other | m | 2021-09-25T20:22:19.94 |
IV.MURB.HHN. | ML:1.4 | 0.000207 | 0.3 | AML | other | m | 2021-09-25T20:22:22.97 |
IV.NARO.HHE. | ML:1.0 | 0.0000585 | 0.06 | AML | other | m | 2021-09-25T20:22:23.21 |
IV.FRON.EHE. | ML:0.7 | 0.000035199999999999995 | 0.36 | AML | other | m | 2021-09-25T20:22:23.36 |
IV.FRON.EHN. | ML:1.2 | 0.00009470000000000001 | 0.48 | AML | other | m | 2021-09-25T20:22:23.50 |
IV.MURB.HHE. | ML:1.6 | 0.00029949999999999996 | 0.28 | AML | other | m | 2021-09-25T20:22:23.76 |
IV.NARO.HHN. | ML:0.8 | 0.0000435 | 0.62 | AML | other | m | 2021-09-25T20:22:24.35 |
IV.SSFR.HHN. | ML:1.2 | 0.00008704999999999999 | 0.12 | AML | other | m | 2021-09-25T20:22:24.91 |
IV.ATCC.EHN. | ML:1.1 | 0.0000672 | 0.26 | AML | other | m | 2021-09-25T20:22:26.22 |
IV.ATCC.EHE. | ML:1.4 | 0.00011480000000000001 | 0.92 | AML | other | m | 2021-09-25T20:22:26.96 |
IV.SSFR.HHE. | ML:1.2 | 0.000089 | 1.34 | AML | other | m | 2021-09-25T20:22:26.98 |