C—la.

Earthquake Reports.

14

Time is Orecnwich civil mean time ; it is given in hours, minutes, and set conds. Oh. or 24h. = midnight. Amplitude. M,. ™ , r,. ,,, Time. Boom •No. Date. Character. Phase. G C M T Period Ae. 1921. 11. M. S. S. MM. 1 Jan., 7 .. P 2 57 00 S 3 01 24 L 3 03 00 ! M 3 03 42 . . 7-0 2 Feb. 10 P 19 54 00 S 19 58 48 SR, 19 59 42 .. .. L 20 01 30 M 20 04 48 .. 4-0 3 „ 19 .. P 18 39 24 S 18 44 48 L 18 47 06 M 18 51 54 .. 6-0 4 : „ 27 .. P 17 29 48 | 8 .17 34 24 i L 17 36 00 Mi 17 40 00 .. 22-0 M 3 17 50 12 .. 22-0 5 Mar. 15 . . P ? 22 38 00 I L 22 43 00 M 22 45 48 .. 1-1 0 „ 17 d.v. P 20 23 36 L 20 23 48 M 20 24 00 7 ,. 28 u P ? 6 03 30 PR X ? 6 08 00 S 6 14 12 L 6 39 30 M 6 49 48 , . 3-0 8 April 25 .. S 18 43 36 SRi 18 44 00 L 18 44 42 M 18 51 24 .. 5-5 9 May 14 . . P 20 26 00 S ? 20 27 00 L 20 28 42 M 20 30 54 .. 8-0 10 „ 31 .. L 21 21 48 .. 0-3 M 21 25 00 | 11 31 .. L 22 11 18 I M 22 14 48 I 15 1-4 12 June (i .. P ? 23 26 00 L 23 28 48 M 23 33 30 .. 0-6 13 ., 28 d.v. P 14 00 00 PR 14 00 24 S 14 00 48 M 14 03 00 15 15-0 14 July 3 .. S ? 5 13 36 L 5 19 24 M 5 23 30 . . 1-5 15 „ 7 .. P 11 01 54 S V }1 03 48 L 11 04 36 M 11 10 00 . . 3-0 16 23 . . Le 8 32 48 M 8 34 36 . . 2-2 17 29 .. PR ? 00 35 18 S 00 39 42 SR 00 42 18 L 00 44 54 .. 2-4 M 00 46 48 18 31 .. P 9 56 06 S 10 00 54 L 10 04 30 M 10 08 06 .. 3-0 19 Aug. 21 ..' P,M, 20 53 00 5 6 7 8 Mar. 15 17 28 April 25 May 14 Remarks. A 17" ±. Felt locally ; duration 0-8 minute. Followed by microseisms; early phases clear. Felt throughout New Zealand. Origin probably off middle east coast of North Island. At Christchurch no damage done, but many clocks stopped. Followed by microseisms. Slight microseisms following. Minute, locally felt; in middle of microseisms. '.) 31 10 11 31 12 June 6 13 28 d.v. 15 14 July 3 15 7 Ki 23 17 29 18 31 Aug. 21 d 19 20 Sept. 13 .. P 2 57 54 PR, 3 02 00 S 'I 3 (Ki 48 L 3 19 00 M 3 31 18 .. 5-0 21 Oct. 3 d P 10 3.6 48 M 10 36 54 . . 0-2 22 „ 18 .. S ? 0 39 48 L 0 47 00 M 0 49 00 .. 1-3 20 Sept. 13 Minute ; locally felt; duration about 24 seconds. d 81 Oot. 3 22 18