MANUAL Location - Area: Val di Taro , magnitude (ML): 1.1
2026-04-17 16:27:58 (UTC)

Regional Seismic Network of Northwestern Italy (Distav, University of Genoa)
Posted on: 2026-04-20 06:58:39

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Earthquake info - Manual location
Event - ID :260417162652
Magnitude (ML) :1.1 +/- 0.2
Origin Time :2026-04-17 16:27:58.172 (UTC)
Location : Latitude: 44.649 N, Longitude: 10.037 E
Area :Val di Taro
Depth (km) :21.24
Distances (km) : 4.8 --- Varano de Melegari
5.9 --- Terenzo
5.9 --- Solignano
7.0 --- Fornovo di Taro
8.6 --- Calestano
12.7 --- Pellegrino Parmense
14.6 --- Medesano
15.0 --- Valmozzola
15.1 --- Varsi
15.7 --- Berceto
17.1 --- Sala Baganza
17.3 --- Felino
18.3 --- Collecchio
18.7 --- Langhirano
19.1 --- Tizzano Val Parma
19.2 --- Salsomaggiore Terme
19.6 --- Corniglio
20.7 --- Lesignano de Bagni
20.8 --- Bore
21.3 --- Noceto

Quality location estimate: Erh: 0.8 km, Erz: 0.9 km, Nf: 16, Gap: 245 °, Rms: 0.18


Manual location results
Station Net P arrival time P pick
err
P pick
weight
P res Nll
weight
S arrival time S pick
err
S pick
weight
S res Nll
weight
Dist.
GRAMGU2026-04-17 16:28:03.4070.00800.011.732026-04-17 16:28:07.1450.0400-0.111.5227.6
BGNIT2026-04-17 16:28:05.7440.02000.031.612026-04-17 16:28:11.2820.04000.051.3242.4
VRLIT2026-04-17 16:28:06.8850.02000.021.612026-04-17 16:28:13.2580.0400-0.031.4248.2
EQUIGU2026-04-17 16:28:10.1820.02001.470.072026-04-17 16:28:16.2980.0400-0.201.1358.6
MSSAIV2026-04-17 16:28:08.3320.0221-0.530.232026-04-17 16:28:15.9320.2917-0.900.2159.7
GORRGU2026-04-17 16:28:09.3860.0251-0.161.332026-04-17 16:28:18.1790.0400-0.141.2063.0
SARMGU2026-04-17 16:28:09.5340.0200-0.131.422026-04-17 16:28:18.2560.1785-0.151.0563.3
PLMAIV2026-04-17 16:28:12.1110.08031.220.072026-04-17 16:28:19.2950.1905-1.100.1071.4


Local magnitude (ML) calculation results
Station Net Channels Stat. Mag. Wood-And.
Ampl.
Dist. (km) Azimuth
BGN ITHG1.321.33e-142.4186
VRL ITHN1.258.80e-248.2228
EQUI GUHH0.761.90e-258.6170
MSSA IVHH1.336.71e-259.7228
GORR GUHH1.214.56e-263.0266
SARM GUEH0.852.37e-263.3151
PLMA IVHH1.142.88e-271.4192


Results of PGA, PGV, IH, spectral amplitudes (SA) values calculation
Station Net Channel PGA
(g)
PGV
(m/s)
IH 0*
(m)
IH 1*
(m)
IH 2*
(m)
Sa(T=0.10)
(g)
Sa(T=0.30)
(g)
Sa(T=1.00)
(g)
Sa(T=3.00)
(g)
Dist.
(km)
Azim.
(°)
BGN ITHGZ4.5519e-67.8423e-75.8510e-74.1525e-72.6140e-71.6726e-52.9226e-63.4635e-72.4692e-842.4186
BGN ITHGN6.5620e-61.7346e-61.1527e-65.6689e-72.7679e-72.8139e-56.3037e-63.2038e-73.9684e-842.4186
BGN ITHGE5.6475e-61.5059e-61.1674e-65.6016e-73.6892e-71.5242e-55.8703e-65.5048e-73.7229e-842.4186
VRL ITHNZ2.5195e-66.0123e-74.0291e-73.2542e-71.9225e-75.5222e-62.4946e-62.4895e-71.6798e-848.2228
VRL ITHNN6.7129e-61.2506e-68.8707e-73.8097e-71.7543e-72.4275e-54.8150e-62.5361e-74.1997e-848.2228
VRL ITHNE5.2756e-68.0903e-76.4138e-73.6062e-72.0525e-71.1812e-52.6830e-62.5708e-72.2150e-848.2228
EQUI GUHHZ3.9404e-71.0024e-78.9902e-86.2819e-82.9212e-89.0904e-73.1970e-72.6843e-82.9213e-958.6170
EQUI GUHHN5.8649e-71.8782e-71.3879e-77.5723e-84.2742e-81.1766e-68.5408e-74.9561e-86.3673e-958.6170
EQUI GUHHE3.8635e-71.0415e-79.7609e-86.9592e-83.2691e-89.4998e-74.7748e-73.0912e-83.3446e-958.6170
MSSA IVHHZ9.8145e-72.0779e-71.3620e-75.6405e-82.3056e-83.3749e-65.7232e-72.8565e-84.5143e-959.7228
MSSA IVHHN3.0347e-68.2150e-74.8510e-71.9062e-77.6656e-88.3467e-62.1867e-61.0937e-72.0160e-859.7228
MSSA IVHHE1.3551e-63.0260e-72.7438e-79.7707e-83.9313e-84.8502e-61.6932e-65.6594e-87.8384e-959.7228
GORR GUHHZ1.1807e-63.0835e-72.4282e-71.0991e-74.8317e-84.3194e-61.6931e-66.5629e-86.9626e-963.0266
GORR GUHHN1.3582e-64.2025e-73.9968e-71.9443e-77.5591e-83.2896e-62.4691e-61.0271e-71.2487e-863.0266
GORR GUHHE1.2213e-62.7392e-72.9096e-71.3662e-75.0766e-83.7034e-61.5897e-66.3290e-88.0461e-963.0266
SARM GUEHZ5.0748e-71.2488e-71.2666e-75.2697e-82.4137e-82.2418e-66.1254e-73.0064e-83.8170e-963.3151
SARM GUEHN9.7507e-72.2999e-72.1239e-71.3660e-75.0649e-81.8562e-69.0031e-75.7821e-86.6799e-963.3151
SARM GUEHE8.6312e-72.2650e-71.7136e-79.8115e-84.0094e-81.3371e-69.2761e-75.0080e-86.2815e-963.3151
PLMA IVHHZ5.9930e-71.3557e-71.3823e-76.8397e-83.8026e-82.1409e-69.2138e-73.4792e-84.5856e-971.4192
PLMA IVHHN1.1520e-63.6453e-72.6955e-79.7343e-84.7478e-83.9541e-61.9645e-66.2466e-87.8332e-971.4192
PLMA IVHHE1.0453e-62.2786e-72.1475e-79.1820e-84.4229e-83.3433e-61.2870e-65.2839e-86.1101e-971.4192
*IH (Housner Intensity) calculated on the velocity spectrum (SV) between 0.1 and 0.5 s (IH0), 0.1 and 1.0 s (IH1), 0.1 and 1.5 s (IH2)

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