+------------------------------------------------------------------------+
|                   Noise models for creepmeter data                     |
+------+--------------------------------+--------------------------------+
|Site  |         10 minute data         |          6 hour data           |
|      | white noise      Po      index | white noise      Po      index |
|      |     mm        mm/yr^n/4    n   |     mm        mm/yr^n/4    n   |
+------+--------------------------------+--------------------------------+
| xsc1 |    0.05         3.1      0.66  |    0.05         2.2      0.82  |
| xmm1 |    0.05         2.9      0.65  |    0.05         4.6      1.19  |
| xmbc |    0.20         7.2      0.95  |    0.20         4.3      1.12  |
| xmd1 |    0.05         2.9      0.64  |    0.05         4.6      1.18  |
| xva1 |    0.05         6.1      0.91  |    0.05         3.7      1.05  |
| xta1 |    0.05         2.4      0.57  |    0.05         2.4      0.85  |
| tabc |    0.20         2.7      0.63  |    0.20         3.5      1.09  |
| wkr1 |    0.05         8.6      1.05  |    0.05         2.7      0.93  |
| crr1 |    0.05         4.6      0.82  |    0.05         5.8      1.26  |
| xgh1 |    0.05         4.1      0.78  |    0.05         4.0      1.09  |
+------+--------------------------------+--------------------------------+
White  noise assumed to be either 0.05mm for high resolution
creepmeters or 0.2mm for low  resolution  creepmeters  (XMBC
and TABC)