| Year Constructed | Year Destroyed | Land Elevation | Reference Point | RP Elevation | Bore Depth | Total Depth | Bore Diameter | Casing Diameter |
|---|---|---|---|---|---|---|---|---|
| 2009 | 78.57 | VL | 78.57 | 1509 | 160 | 12.30 | 2 |
| Depth To Perf Top | Depth To Perf Bottom | Number of Perfs | Casing Type | Drill Method | Gravel Pack? | Sanitary Seal? | Data Source |
|---|---|---|---|---|---|---|---|
| 140 | 160 | 1 | PVC80 | ROT | No | No | Dan Ponti USGS Aug 28, 2011 | Columbia Park parking lot, 4045 190th, Torrance, Gino Centofanti 310-994-6800 (cell), RPE updated 9/7/16 |
| Aquifer | Aquifer Abbreviation | Formation | Series | System | TOI | BOI | Perf Len |
|---|---|---|---|---|---|---|---|
| Gage Aquifer (200-foot Sand) | GAGE | Lakewood Formation | Upper Pleistocene | Quaternary | 140.0 | 160.0 | 20.0 |
| Layer/Stratigraphic Unit | Depth to top of Layer (ft) | Depth to base of layer (ft) | Data Source |
|---|---|---|---|
| Pacific | 100.00 | 228 | Dan Ponti USGS Aug 28, 2011 |