409 



Annual Rainfall Records. 



The following rainfall records for the year ending June 30, 

 1916, are interesting: 



Kauai — 

 Mt. Waialeale, elevation 5070 feet 561 inches 



elevation 4020 feet 314 inches 



Kilohana Lookout (overlooking the Waniha valley), 

 Kokee (camp site in proposed Waimea Canyon part), 



elevation 3500 feet 77 inches 



KJekaha, elevation 500 feet 18 inches 



Waialeale is about 15 miles from Kekaha in a straight line. 



Oahu— 

 Wahiawa Water Co. Intake in Koolau Mt., elevation 



1200 feet 256 inches 



Nuuanu Pali, elevation 1200 feet 155 inches 



Manoa Valley, elevation 300 feet 176 inches 



Kalihi Valley, elevation 500 feet 164 inches 



Punaluu Valley, elevation 300 feet 127 inches 



Makaha Valley, elevation 700 feet 97 inches 



Wahiawa Village, elevation 900 feet 77 inches 



Maui — 



Puu Kikui, above Lahaina, elevation 4300 feet 363 inches 



Mt. Eke 243 inches 



Keanae 296 inches 



lao Tableland 239 inches 



Operation and Maintenance. 



Kauai. — Thirty stream and ditch measurement stations and 6 

 rainfall measurement stations were visited and 28 discharge 

 measurements were made. About 12 miles of mountain trails 

 were cleared of brush, logs, etc., and put in good condition. 



Oahu. — Fourteen stream measurement stations and 4 rainfall 

 measurement stations were visited and 1 discharge measurement 

 was made. The greater part of the month and most of the per- 

 sonnel were occupied on office work, and Territorial Water Com- 

 mission work. The construction of a new bridge for flood meas- 

 urements on the North Kaukonahua Stream was begun. 



Maui. — Thirty-two stream measurement stations and one rain- 

 fall measurement station were visited, and 24 discharge measure- 

 ments w^ere made. A new cable car for the Honokahau station 

 was constructed. 



Very respectfully, 



G. K. Larrison, 

 Superintendent of Hydrography. 



