| Code | Station name | Geom. lat. | Geom. long. | Geogr. lat. | Geogr. long. | Processed years |
| MMB | Memambetsu | 35.44 | −148.24 | 43.910 | 144.189 | 1993-2012 |
| AKA | Akaigawa | 34.31 | −151.09 | 43.072 | 140.815 | 2001-2012 |
| YOK | Yokohama | 32.28 | −150.43 | 40.993 | 141.240 | 2001-2012 |
| ESA | Esashi | 30.55 | −150.09 | 39.237 | 141.355 | 1997-2012 |
| MIZ | Mizusawa | 30.41 | −150.21 | 39.112 | 141.204 | 1997-2015 |
| HAR | Haramachi | 28.90 | −150.25 | 37.615 | 140.953 | 2001-2015 |
| SIK | Shika | 28.04 | −153.96 | 37.082 | 136.773 | 2001-2012 |
| KAK | Kakioka | 27.47 | −150.78 | 36.232 | 140.186 | 1956-2015 |
| HAG | Hagiwara | 26.98 | −153.47 | 35.985 | 137.186 | 2001-2012 |
| OTA | Otaki | 26.54 | −150.63 | 35.292 | 140.230 | 2001-2015 |
| KNZ | Kanozan | 26.48 | −150.87 | 35.256 | 139.956 | 1996-2016 |
| YOS | Yoshiwa | 25.12 | −157.87 | 34.476 | 132.176 | 2001-2012 |
| TTK | Totsukawa | 24.83 | −154.52 | 33.932 | 135.802 | 2001-2015 |
| HTY | Hatizyo | 24.30 | −150.75 | 33.073 | 139.825 | 1991-2008 |
| MUR | Muroto | 24.10 | −155.99 | 33.319 | 134.122 | 2004-2012 |
| KUJ | Kuju | 23.65 | −158.58 | 33.061 | 131.260 | 2001-2015 |
| KNY | Kanoya | 22.00 | −158.80 | 31.424 | 130.88 | 1991-2016 |