Table 3 Averages, maximums, and minimums of the 137Cs activity concentration (μBq m−3) at each site
| Â | Average | Maximum | Minimum | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Location (sampling duration) | Year | 137Cs | Error | Date (start) m/d h:m | Date (end) m/d h:m | 137Cs | Error | Date (start) m/d h:m | Date (end)a m/d h:m | 137Cs | Error |
FD (July 2011–October 2014) | 2011 | 1450 | 33.7 | 7/9 16:40 | 7/18 12:10 | 5600 | 66.4 | 12/9 12:47 | 2012/1/6 11:16 | 186 | 11.0 |
2012 | 287 | 9.7 | 3/9 10:43 | 4/6 11:15 | 547 | 7.8 | 11/16 12:01 | 12/7 10:18 | 41.2 | 2.0 | |
2013 | 127 | 13.6 | 8/9 14:16 | 8/30 11:20 | 432 | 4.6 | 10/18 14:48 | 10/28 10:45 | 45.9 | 3.2 | |
2014 | 115 | 8.3 | 6/29 9:41 | 7/4 10:30 | 202 | 6.4 | 10/3 10:27 | 10/20 11:07 | 38.7 | 4.6 | |
FC (May 2014–January 2015) | 2014 | 537 | 78.6 | 8/22 16:13 | 8/29 12:52 | 1620 | 843 | 12/26 15:41 | 2015 1/11 13:24 | 74.3 | 5.7 |
GD (November 2012–June 2015) | 2012 | 213 | 2.7 | 11/3 13:40 | 11/9 12:41 | 294 | 2.1 | 12/28 12:45 | 2013 1/11 13:46 | 130 | 1.4 |
2013 | 521 | 4.1 | 8/9 11:55 | 8/16 11:16 | 3690 | 8.0 | 12/13 12:04 | 12/23 12:08 | 72.0 | 3.0 | |
2014 | 243 | 26.4 | 9/19 11:16 | 10/3 10:59 | 684 | 94.6 | 12/26 11:28 | 2015 1/11 12:07 | 47.4 | 8.5 | |
2015 | 123 | 18.7 | 5/4 11:26 | 6/4 10:52 | 225 | 31.9 | 4/25 10:41 | 5/4 11:11 | 56.8 | 9.9 | |
GC (December 2012–November 2014) | 2012 | 462 | 12.2 | 12/21 13:00 | 12/22 13:00 | 2550 | 28.2 | 12/19 13:00 | 12/20 13:00 | 95.2 | 4.7 |
2013 | 1170 | 19.2 | 8/14 13:00 | 8/15 13:00 | 60,400 | 132 | 11/12 13:00 | 11/13 13:00 | 68.9 | 11.6 | |
2014 | 546 | 11.6 | 5/16 13:00 | 5/18 13:00 | 6750 | 31.0 | 1/15 13:00 | 1/17 11:38 | 48.4 | 7.8 | |