D.— 1

Table K.—Waikato Electric-power Supply.—Results of Operations.

14—D. 1.

105

Sixth Year, Seventh Year, Eighth Year, March, 1926. March, 1927. March, 1928. Capital outlay— £ £ £ Horahora —Total expenditure .. .. .. .. 561,065 570,841 009,228 Less assets not in operation .. .. .. 33, 734 Horahora —Assets in operation .. .. .. .. 527,331 576,841 009,228 Arapuni—Assets in operation .. .. .. .. 174,026 268,107 363,945 Total assets in operation .. .. .. 701,357 844,948 973,173 Costs — Working-costs .. .. .. .. .. 19,612 28,713 46,568 Capital costs—Interest,.. .. .. .. .. 31,269 37,989 44,190 Capital costs—Depreciation .. .. .. .. 13,601 16,481 18,646 Sinking Fund.. .. .. .. .. .. 11,342 8,448 9,732 Total costs .. .. .. .. .. 75,824 91,631 119,130 Revenue .. .. .. .. .. .. 85,830 108,748 125,312 ProHt .. .. .. .. .. .. .. 10,006 17,116 0,176 Accumulated surplus .. .. .. .. .. 30,554 47,670 53,845 Accumulated Depreciation Fund .. .. .. .. 40,444 63,782 84,272 Accumulated Sinking Fund .. .. .. .. 28,939 38,515 40,847 Maximum load (kilowatts) — System for year (includes Grand .function and McLaren's Falls) 11,800 14,760 15,700 P'ower-liouse for year .. .. .. .. .. j 11,400 12,400 12,400 Power-house, average weekly .. .. .. .. I 9,665 11,090 11,370 Units output— I'ower-hoiise total generated .. .. .. .. 05,435,030 79,253,160 88,703,370 Units purchased .. .. .. .. .. 1,590,511 7,398,942 11,372,298 Units, generated and purchased.. .. .. 67 ,026 ,141 86,652,102 100,075,068 Horahora exciter sets .. .. .. .. .. 1,210,230 1,850,000 1,720.090 Horahora local service .. .. .. .. .. .. 424,600 Units available for outgoing lines .. .. .. 05,815,911 84,802,102 97,930,378 Units sold .. .. .. .. .. .. 60,261,326 75,844,229 87,852,007 Units unaccounted for .. .. .. .. 5,554,585 8,957,873 10,078.311 Percentage of units available .. .. .. .. 8-44 10*56 10-29 Total units fed to 11 kv. lines at Horahora .. .. 7, 626 ,020 8,458,230 10,403,059 Total units fed to 50 kv. lines at Horahora .. .. 56,321,700 08,204,125 76,318,205 Input to 50 kv. substations from Horahora . . .. 51,919,046 60,467,232 09,036,223 Transmission losses 50 kv. (units) .. .. .. 4,402,654 7,730,893 0,281,982 Percentage of units to 50 kv. lines .. .. .. 7-82 11-35 9-1 Distribution losses, 11 kv. (units) .. .. .. 874,251 350,58S 215,995 Discrepancy in metering .. .. .. .. 277,680 Load-factor, annual (per cent.) — Syetem .. .. .. .. .. . . 04-5 07-7 72-8 Power-house.. .. .. .. .. .. 05-5 72-9 81-7 Load-factor, average weekly— Power-house .. .. .. .. .. .. 77-5 81-6 88-2 Working-costs (less power purchased) .. .. .. £17,050 £19,926 £35,300 Per kilowatt (power-house annual maximum) .. .. El-49 £1-645 £2-845 Per kilowatt (power-house average weekly maximum) .. £1-70 £1-84 £3-11 Per unit generated at Horahora .. .. .. 0-063d, 0-002d. 0-0955d. Per unit sold (less units purchased) .. .. .. 0-070d, 0-0645d. 0-11 Id. Capital costs .. .. -• .. •■ ■■ £56,212 £02,919 £72,568 Per kilowatt (power-house annual maximum) .. .. £4-93 £5-07 £5-85 ST Per kilowatt (power-house average weekly maximum) .. £5-81 £5-69 £6-38 Per unit generated at Horahora.'. .. .. .. 0-200(1. 0-1905(1. 0-1964d, Per unit sold (less units purchased) .. .. .. 0-230(1. 0-l99d. 0-228d. Total costs (less power purchased) .. .. .. .. .. £82,845 £107,808 Per kilowatt (power-house annual maximum) .. .. £0-42 £6-715 £8-09 Per kilowatt (power-house average weekly maximum) .. £7-58 £7-51 £9-48 Per unit goneratod at Horahora.. .. .. .'. 0-269d. 0-252d. 0-291d. Per unit sold (less units purchased) .. .. .. 0-299d. ()-264d. 0-338d. Total costs on system £75,824 £92,095 £119,136 Per kilowatt (system annual maximum) .. .. .. £6-39 £6-25 £7-59 Per unit generated and purchased .. .. .. 0-27Id. 0-255d. 0-286d. Per unit sold .. .. 0-302d. 0-292d. 0-326d. Revenue .. •■ ■■ ■■ •• £85,830 £108,484 £125,312 Per kilowatt (systom annual maximum) .. .. .. £7-24 £7-72 £7-98 Per kilowatt (power-house annual maximum) .. .. £7-52 £8-75 £10-1 Per kilowatt (power-house average weekly maximum) .. £8-88 £9-79 £11-1 i Per unit generated and purchased .. .. .. 0-307d. 0-301 d. 0-305d. Per unit sold 0-342d. 0 343d. 0-342d.