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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| CESMD |
| Information for Strong-Motion Station |
| Hayfork - Ruth Lake Dam [Mathews Dam] |
| CGS - CSMIP Station 89363 |
| Earthquakes recorded by this station |
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| (Station Photograph - click to enlarge) | (Sensor Layout - click to see PDF File) |
| Latitude | 40.3686 N |
| Longitude | 123.4339 W |
| Elevation (m) | 809 |
| Site Geology | |
| Vs30 (m/sec) | |
| Site Class |
| Dam Height | 151' (46.0m) |
| Plan Shape | Curved |
| Crest Length | -- |
| Crest Width | -- |
| Construction Date | 1962 |
| Instrumentation | 1979, 9 accelerometers, on crest and abutment. |
| Superstructure Type | -- |
| Dam Type | Hydraulic fill. |
| Foundation Type | -- |
| Remarks | -- |