Istituto Nazionale di Geofisica e Vulcanologia

Earthquake with magnitude of Md 2.5 on date 27-01-1994 and time 02:27:35 (UTC) in region 3 km E Fontanigorda (GE)

A magnitude Md 2.5 earthquake occured in region: 3 km E Fontanigorda (GE), on

  • 27-01-1994 02:27:35 (UTC)
  • 27-01-1994 03:27:35 (UTC +01:00) Italian time

and geographic coordinates (lat, lon) 44.5510, 9.3380 at 5 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.

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Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Fontanigorda GE 3 277 277
Rezzoaglio GE 5 995 1272
Rovegno GE 6 554 1826
Gorreto GE 7 97 1923
Montebruno GE 7 240 2163
Fascia GE 8 81 2244
Ottone PC 8 516 2760
Santo Stefano d'Aveto GE 9 1126 3886
Rondanina GE 10 62 3948
Propata GE 12 142 4090
Favale di Malvaro GE 13 466 4556
Zerba PC 13 77 4633
Lorsica GE 14 468 5101
Cerignale PC 14 127 5228
Torriglia GE 15 2311 7539
Borzonasca GE 15 2049 9588
Carrega Ligure AL 15 84 9672
Neirone GE 16 916 10588
Orero GE 17 565 11153
Ferriere PC 17 1294 12447
Moconesi GE 18 2614 15061
Cicagna GE 18 2502 17563
Coreglia Ligure GE 18 285 17848
Corte Brugnatella PC 18 586 18434
Tribogna GE 19 614 19048
Mezzanego GE 19 1537 20585
Lumarzo GE 20 1535 22120
San Colombano Certenoli GE 20 2683 24803

Municipalities with at least 50000 inhabitants

An earthquake occurred to
36 Km E of Genova (586655 inhabitants)
63 Km SW of Piacenza (102191 inhabitants)
63 Km NW of La Spezia (93959 inhabitants)
70 Km SE of Alessandria (93943 inhabitants)
72 Km S of Pavia (72576 inhabitants)
73 Km E of Savona (61345 inhabitants)
80 Km NW of Carrara (63133 inhabitants)
83 Km W of Parma (192836 inhabitants)
85 Km SW of Cremona (71901 inhabitants)
86 Km NW of Massa (69479 inhabitants)
93 Km SE of Vigevano (63310 inhabitants)
98 Km E of Asti (76202 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000 		Md 2.5
M 2.7 		1994-01-27
02:27:35		 44.551 9.338 5 2013-07-15
08:41:04		 Bollettino Sismico Italiano INGV 204449
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 1994-01-27 02:27:35 ± 0.206
Latitude 44.5510 ± 0.0156
Longitude 9.3380 ± 0.0222
Depth (km) 5 (operator assigned)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-VAX
Event type earthquake
Origin ID 204449

Uncertainty

Field Value
Preferred uncertainty description horizontal uncertainty
Semi-major axis of confidence ellipse (meter)
Semi-minor axis of confidence ellipse (meter)
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi)
Circular confidence region, given by single value of horizontal uncertainty (meter) 2469.3
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 55
Number of associated phases, regardless of their use for origin computation 49
Number of defining phases 49
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.8
Epicentral distance of station closest to the epicenter (degree) 0.00202
Epicentral distance of station farthest from the epicenter (degree) 0.04468
Number of stations at which the event was observed 35
Number of stations from which data was used for origin computation 35
Magnitudes information

Md:2.5

Field Value
Value 2.5
Uncertainty
Num. used stations 4
Type of magnitude Md
Reference to an origin 204449
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2013-01-04 20:12:25

M:2.7

Field Value
Value 2.7
Uncertainty
Num. used stations
Type of magnitude M
Reference to an origin 204449
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2015-04-28 09:48:29
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
--.LOR.Z. 1994-01-27T02:29:39.80 10.0 undecidable manual SN 307 4.6731 1.66 0.1
--.SMF.Z. 1994-01-27T02:29:32.60 10.0 undecidable manual SN 300 4.3623 1.64 0.1
--.CDF.Z. 1994-01-27T02:29:24.90 10.0 undecidable manual SN 340 4.107 0.24 0.5
--.HAU.Z. 1994-01-27T02:29:23.50 10.0 undecidable manual SN 330 4.0182 0.94 0.3
--.BSF.Z. 1994-01-27T02:29:15.80 10.0 undecidable manual SN 332 3.7074 0.4 0.5
--.BGF.Z. 1994-01-27T02:28:51.20 10.0 undecidable manual PN 296 4.9617 1.14 0.6
--.LOR.Z. 1994-01-27T02:28:47.30 10.0 undecidable manual PN 307 4.6731 1.17 0.6
--.AVF.Z. 1994-01-27T02:28:47.80 10.0 undecidable manual PN 300 4.7397 0.82 0.8
--.SMF.Z. 1994-01-27T02:28:42.50 10.0 undecidable manual PN 300 4.3623 0.52 1.1
--.HAU.Z. 1994-01-27T02:28:37.00 10.0 undecidable manual PN 330 4.0182 -0.13 1.3
--.CDF.Z. 1994-01-27T02:28:37.50 10.0 undecidable manual PN 340 4.107 -0.84 0.9
--.BSF.Z. 1994-01-27T02:28:34.30 10.0 undecidable manual PN 332 3.7074 1.3 0.6
--.PGF.Z. 1994-01-27T02:28:32.40 10.0 undecidable manual SN! 187 2.0091 -2.48 0
--.ORO.Z. 1994-01-27T02:28:21.74 10.0 undecidable manual SN 318 1.443 0.59 0.6
--.SBF.Z. 1994-01-27T02:28:21.70 10.0 undecidable manual SN 243 1.5207 -1.52 0.2
--.LRG.Z. 1994-01-27T02:28:15.80 10.0 undecidable manual PN 243 2.3976 0.88 1.2
--.LMR.Z. 1994-01-27T02:28:14.20 10.0 undecidable manual PN 240 2.3643 -0.27 1.7
--.IMI.Z. 1994-01-27T02:28:12.43 10.0 undecidable manual SN! 238 1.2099 -3.42 0
--.LPG.Z. 1994-01-27T02:28:11.30 10.0 undecidable manual PN 298 2.0535 1.15 1
--.LPL.Z. 1994-01-27T02:28:11.70 10.0 undecidable manual PN 298 2.0757 1.27 0.8
--.FRF.Z. 1994-01-27T02:28:11.20 10.0 undecidable manual PN 243 2.1645 -0.52 1.6
--.CTI.Z. 1994-01-27T02:28:11.56 10.0 undecidable manual PN 46 2.1978 -0.67 1.5
--.PGF.Z. 1994-01-27T02:28:09.40 10.0 undecidable manual PN 187 2.0091 -0.2 1.8
--.ROB.Z. 1994-01-27T02:28:09.12 10.0 undecidable manual SG! 257 1.0656 -3.33 0
--.LSD.Z. 1994-01-27T02:28:08.52 10.0 undecidable manual PN! 301 1.776 2.06 0
--.RRL.Z. 1994-01-27T02:28:08.80 10.0 undecidable manual PN 282 1.8426 1.49 0.6
--.FIN.Z. 1994-01-27T02:28:04.80 10.0 undecidable manual SG 247 0.8769 -2 0.1
--.RSP.Z. 1994-01-27T02:28:03.23 10.0 undecidable manual PN 292 1.5762 -0.53 1.6
--.DOI.Z. 1994-01-27T02:28:03.59 10.0 undecidable manual PN 268 1.4874 1.2 0.9
--.PZZ.Z. 1994-01-27T02:28:03.30 10.0 undecidable manual PN 269 1.5873 -0.5 1.6
--.BHB.Z. 1994-01-27T02:28:02.60 10.0 undecidable manual PN 281 1.4874 -0.45 1.7
--.SBF.Z. 1994-01-27T02:28:02.30 10.0 undecidable manual PN 243 1.5207 -0.57 1.6
--.ORO.Z. 1994-01-27T02:28:01.77 10.0 undecidable manual PN 318 1.443 0.1 1.9
--.ORX.Z. 1994-01-27T02:28:01.16 10.0 undecidable manual PN 319 1.443 -0.56 1.6
--.STV.Z. 1994-01-27T02:28:00.95 10.0 undecidable manual PN 258 1.4541 -1.07 1
--.ENR.Z. 1994-01-27T02:28:00.72 10.0 undecidable manual PN 257 1.3986 -0.51 1.6
--.PII.Z. 1994-01-27T02:27:59.13 10.0 undecidable manual PN 133 1.1877 0.91 1.2
--.MDI.Z. 1994-01-27T02:27:57.67 10.0 undecidable manual PN 12 1.2543 -1.44 0.6
--.BDI.Z. 1994-01-27T02:27:57.40 10.0 undecidable manual PG 118 1.0101 1.69 0.4
--.IMI.Z. 1994-01-27T02:27:57.78 10.0 undecidable manual PN 238 1.2099 -0.84 1.3
--.ROB.Z. 1994-01-27T02:27:55.56 10.0 undecidable manual PG 257 1.0656 -1.09 1
--.GU9.Z. 1994-01-27T02:27:54.40 10.0 undecidable manual PG 102 0.9102 0.38 1.7
--.PCP.Z. 1994-01-27T02:27:52.87 10.0 undecidable manual SG! 269 0.555 -3.21 0
--.FIN.Z. 1994-01-27T02:27:52.30 10.0 undecidable manual PG 247 0.8769 -0.67 1.5
--.CKI.Z. 1994-01-27T02:27:52.00 10.0 undecidable manual PG 260 0.7659 1.06 1.1
--.PCP.Z. 1994-01-27T02:27:45.76 10.0 undecidable manual PG 269 0.555 -1.44 0.6
--.BOB.Z. 1994-01-27T02:27:44.00 10.0 undecidable manual SG 19 0.222 -0.06 0.7
--.BOB.Z. 1994-01-27T02:27:38.69 10.0 positive manual PG 19 0.222 -1.57 1.1
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download