A magnitude ML 1.7 earthquake occured in region: 3 km SW Gropparello (PC), on
and geographic coordinates (lat, lon) 44.8180, 9.7080 at 27 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 |
---|---|---|---|---|
Gropparello | PC | 3 | 2293 | 2293 |
Ponte dell'Olio | PC | 8 | 4794 | 7087 |
Bettola | PC | 9 | 2828 | 9915 |
Lugagnano Val d'Arda | PC | 10 | 4116 | 14031 |
Vernasca | PC | 10 | 2131 | 16162 |
Morfasso | PC | 11 | 1024 | 17186 |
Vigolzone | PC | 11 | 4297 | 21483 |
Carpaneto Piacentino | PC | 13 | 7715 | 29198 |
Bore | PR | 13 | 749 | 29947 |
Castell'Arquato | PC | 13 | 4713 | 34660 |
Rivergaro | PC | 14 | 7005 | 41665 |
Travo | PC | 14 | 2087 | 43752 |
Podenzano | PC | 15 | 9167 | 52919 |
San Giorgio Piacentino | PC | 16 | 5792 | 58711 |
Farini | PC | 16 | 1290 | 60001 |
Pellegrino Parmense | PR | 20 | 1048 | 61049 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2018-05-21 21:45:34 |
44.8177 | 9.7075 | 27 | 2019-04-24 14:50:45 |
Bollettino Sismico Italiano INGV | 57942541 |
Reviewed Rev100 |
ML 1.8 | 2018-05-21 21:45:33 |
44.9085 | 9.7213 | 10 | 2018-05-21 21:54:27 |
Sala Sismica INGV-Roma | 57100391 |
Field | Value |
---|---|
Time (UTC) | 2018-05-21 21:45:34 ± 0.19 |
Latitude | 44.8177 ± 0.0108 |
Longitude | 9.7075 ± 0.0190 |
Depth (km) | 27 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 57942541 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1240 |
Semi-minor axis of confidence ellipse (meter) | 969 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 92 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.24196 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 57942541 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2018-08-09 07:46:09 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 57100391 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-05-21 21:54:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PII.HHZ. | 2018-05-21T21:45:56.95 | 0.6 | undecidable | manual | P | 152 | 137.862 | 54 | 0.44 | 46 |
IV.VARE.HHN. | 2018-05-21T21:45:56.48 | 1.0 | undecidable | manual | P | 328 | 137.4624 | 54 | 0 | 25 |
GU.RNCA.HHE. | 2018-05-21T21:45:56.50 | 0.6 | undecidable | manual | S | 237 | 70.9734 | 105 | 0.38 | 53 |
IV.MAGA.HHE. | 2018-05-21T21:45:54.20 | 1.0 | undecidable | manual | P | 34 | 128.2716 | 54 | -1.12 | 18 |
GU.MAIM.HHZ. | 2018-05-21T21:45:54.12 | 1.0 | undecidable | manual | P | 148 | 117.993 | 98 | 0.18 | 25 |
IV.BDI.HNZ. | 2018-05-21T21:45:53.48 | 1.0 | undecidable | manual | P | 140 | 109.4127 | 99 | 0.84 | 21 |
GU.CARD.HHZ. | 2018-05-21T21:45:52.97 | 1.0 | undecidable | manual | P | 145 | 107.115 | 99 | 0.67 | 22 |
IV.MSSA.HHZ. | 2018-05-21T21:45:52.60 | 1.0 | undecidable | manual | S | 195 | 57.5979 | 109 | -0.1 | 29 |
IV.ZONE.HHE. | 2018-05-21T21:45:52.14 | 1.0 | undecidable | manual | P | 17 | 109.7124 | 99 | -0.54 | 24 |
GU.GRAM.HHZ. | 2018-05-21T21:45:50.30 | 0.6 | undecidable | manual | S | 142 | 45.9207 | 114 | 0.5 | 54 |
GU.MILN.HHZ. | 2018-05-21T21:45:49.75 | 3.0 | undecidable | manual | P | 0 | ||||
GU.GSCL.HHN. | 2018-05-21T21:45:49.81 | 1.0 | undecidable | manual | P | 126 | 86.7465 | 102 | 0.61 | 24 |
GU.SARM.EHZ. | 2018-05-21T21:45:49.83 | 0.6 | negative | manual | P | 142 | 89.1441 | 102 | 0.26 | 52 |
IV.PLMA.HHZ. | 2018-05-21T21:45:48.90 | 0.6 | undecidable | manual | P | 172 | 85.9473 | 102 | -0.19 | 54 |
GU.GORR.HHZ. | 2018-05-21T21:45:48.60 | 0.3 | undecidable | manual | S | 235 | 40.2264 | 118 | 0.18 | 88 |
GU.EQUI.HHZ. | 2018-05-21T21:45:47.81 | 0.6 | negative | manual | P | 154 | 80.4639 | 103 | -0.44 | 51 |
GU.RNCA.HHE. | 2018-05-21T21:45:46.89 | 1.0 | undecidable | manual | P | 237 | 70.9734 | 105 | 0.05 | 28 |
IV.ORZI.HNE. | 2018-05-21T21:45:46.75 | 0.3 | undecidable | manual | P | 15 | 67.4769 | 106 | 0.43 | 79 |
IV.MSSA.HHZ. | 2018-05-21T21:45:44.81 | 0.6 | undecidable | manual | P | 195 | 57.5979 | 109 | -0.06 | 58 |
GU.GRAM.HHZ. | 2018-05-21T21:45:42.49 | 0.1 | negative | manual | P | 142 | 45.9207 | 114 | -0.7 | 100 |
GU.GORR.HHZ. | 2018-05-21T21:45:41.85 | 0.3 | undecidable | manual | P | 235 | 40.2264 | 118 | -0.54 | 81 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
GU.GORR.HHN. | ML:0.0 | 0.00010468629 | 0.3328 | AML | other | m | 2018-05-21T21:45:49.34 |
GU.GORR.HHE. | ML:0.0 | 0.00008805333 | 0.1536 | AML | other | m | 2018-05-21T21:45:48.99 |
GU.GRAM.HHN. | ML:0.0 | 0.000431133 | 0.2432 | AML | other | m | 2018-05-21T21:45:50.51 |
GU.GRAM.HHE. | ML:0.0 | 0.00026359329999999995 | 0.1664 | AML | other | m | 2018-05-21T21:45:51.12 |
GU.EQUI.HHE. | ML:0.0 | 0.00002617957 | 0.3072 | AML | other | m | 2018-05-21T21:46:01.05 |
GU.EQUI.HHN. | ML:0.0 | 0.000047847305 | 0.4736 | AML | other | m | 2018-05-21T21:46:03.13 |
GU.SARM.EHN. | ML:0.0 | 0.0001382718 | 0.4864 | AML | other | m | 2018-05-21T21:46:04.26 |
IV.PLMA.HHE. | ML:0.0 | 0.00004194511 | 0.2816 | AML | other | m | 2018-05-21T21:46:05.39 |
IV.PLMA.HHN. | ML:0.0 | 0.00004618147 | 0.2304 | AML | other | m | 2018-05-21T21:46:05.48 |
GU.SARM.EHE. | ML:0.0 | 0.00005097525 | 0.3712 | AML | other | m | 2018-05-21T21:46:03.35 |
IV.PII.HHN. | ML:0.0 | 0.00005683649 | 0.2816 | AML | other | m | 2018-05-21T21:46:15.99 |
IV.PII.HHE. | ML:0.0 | 0.00003764088 | 0.256 | AML | other | m | 2018-05-21T21:46:15.56 |