Ten-day Plume Statistics: Per-Plume Per-Plume Per-Plume Begin Date End Date Num Plumes Median Hts (m ASL) Mean Area (sq km) Mean Power (MW) ---------- ---------- ---------- ------------------ ----------------- --------------- 2001-01-01 2001-01-31 2 445 61 151 2001-02-01 2001-02-28 6 571 34 278 2001-03-01 2001-03-31 12 605 48 162 2001-04-01 2001-04-30 36 717 127 430 2001-05-01 2001-05-31 14 1154 252 797 2001-06-01 2001-06-30 2 1461 153 43 2001-07-01 2001-07-31 19 1717 123 841 2001-08-01 2001-08-31 65 2116 169 642 2001-09-01 2001-09-30 50 727 73 430 2001-10-01 2001-10-31 47 512 82 357 2001-11-01 2001-11-30 16 810 67 139 2001-12-01 2001-12-31 0 0 0 0