A magnitude ML 0.9 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8040, 13.1290 at 4 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 | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Visso | MC | 15 | 1107 | 11464 |
Accumoli | RI | 16 | 667 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 17 | 1075 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 19 | 1079 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2017-04-02 09:56:29 |
42.8038 | 13.129 | 4 | 2017-04-02 10:06:55 |
Sala Sismica INGV-Roma | 43285361 |
Field | Value |
---|---|
Time (UTC) | 2017-04-02 09:56:29 ± 0.13 |
Latitude | 42.8038 ± 0.0027 |
Longitude | 13.1290 ± 0.0037 |
Depth (km) | 4 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43285361 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 307 |
Semi-minor axis of confidence ellipse (meter) | 187 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 113 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 110 |
Number of associated phases, regardless of their use for origin computation | 7 |
Number of defining phases | 7 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.03148 |
Epicentral distance of station farthest from the epicenter (degree) | 0.08094 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 43285361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-04-02 10:06:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1212.EHZ. | 2017-04-02T09:56:33.50 | 0.6 | undecidable | manual | S | 230 | 8.9799 | 115 | 0.14 | 49 |
IV.T1214.EHZ. | 2017-04-02T09:56:33.14 | 0.6 | undecidable | manual | S | 127 | 8.1807 | 117 | 0.05 | 50 |
IV.T1245.HHZ. | 2017-04-02T09:56:31.75 | 0.1 | undecidable | manual | P | 39 | 7.5813 | 119 | 0.1 | 98 |
IV.NRCA.HNZ. | 2017-04-02T09:56:31.77 | 0.6 | undecidable | manual | S | 340 | 3.4965 | 140 | -0.04 | 50 |
IV.T1212.EHZ. | 2017-04-02T09:56:31.85 | 0.1 | negative | manual | P | 230 | 8.9799 | 115 | -0.05 | 99 |
IV.T1214.EHZ. | 2017-04-02T09:56:31.67 | 0.1 | positive | manual | P | 127 | 8.1807 | 117 | -0.08 | 98 |
IV.NRCA.HNZ. | 2017-04-02T09:56:30.97 | 0.1 | negative | manual | P | 340 | 3.4965 | 140 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:0.0 | 0.002096871 | 0.1344 | AML | other | m | 2017-04-02T09:56:32.27 |
IV.NRCA.HHN. | ML:0.0 | 0.002251422 | 0.1408 | AML | other | m | 2017-04-02T09:56:32.26 |
IV.NRCA.HHE. | ML:0.0 | 0.006474694 | 0.1408 | AML | other | m | 2017-04-02T09:56:32.05 |
IV.NRCA.HNE. | ML:0.0 | 0.0060887960000000005 | 0.1408 | AML | other | m | 2017-04-02T09:56:32.05 |
IV.T1212.HNE. | ML:0.0 | 0.000171342 | 0.16 | AML | other | m | 2017-04-02T09:56:33.60 |
IV.T1212.EHE. | ML:0.0 | 0.00015972399999999998 | 0.16 | AML | other | m | 2017-04-02T09:56:33.68 |
IV.T1212.HNN. | ML:0.0 | 0.00029182914999999996 | 0.2688 | AML | other | m | 2017-04-02T09:56:33.64 |
IV.T1212.EHN. | ML:0.0 | 0.0002900069 | 0.2688 | AML | other | m | 2017-04-02T09:56:33.64 |
IV.T1214.HNE. | ML:0.0 | 0.0005846181999999999 | 0.0832 | AML | other | m | 2017-04-02T09:56:33.67 |
IV.T1214.HNN. | ML:0.0 | 0.00069692545 | 0.096 | AML | other | m | 2017-04-02T09:56:33.29 |
IV.T1214.EHN. | ML:0.0 | 0.0006618784 | 0.096 | AML | other | m | 2017-04-02T09:56:33.29 |
IV.T1214.EHE. | ML:0.0 | 0.0005362418 | 0.096 | AML | other | m | 2017-04-02T09:56:33.63 |
IV.T1219.HNN. | ML:1.2 | 0.00007916580000000001 | 0.7168 | AML | other | m | 2017-04-02T09:56:37.41 |
IV.T1219.EHN. | ML:0.7 | 0.000026665889500000003 | 0.128 | AML | other | m | 2017-04-02T09:56:40.77 |
IV.T1219.EHE. | ML:0.9 | 0.00004407615 | 1.6512 | AML | other | m | 2017-04-02T09:56:35.00 |
IV.T1245.HHN. | ML:0.0 | 0.0007585196 | 0.1792 | AML | other | m | 2017-04-02T09:56:34.57 |
IV.T1245.HNE. | ML:0.0 | 0.0005295797 | 0.16 | AML | other | m | 2017-04-02T09:56:33.97 |
IV.T1245.HHE. | ML:0.0 | 0.0005662901499999999 | 0.16 | AML | other | m | 2017-04-02T09:56:34.06 |
IV.T1245.HNN. | ML:0.0 | 0.0008498456000000001 | 0.1792 | AML | other | m | 2017-04-02T09:56:34.66 |