65 



Advice and Assistance. 



At the request of people in and around the city, the writer 

 has made calls and given advice as follows : Calls made 8, ad- 

 vice by telephone 7, advice by letter 6, advice at Nursery 10. 



Respectfully submitted, 



David Haughs, 

 Forest Nurseryman. 



Division of Hydrography 



Honolulu, March 7, 1917. 



Board of Commissioners of Agriculture and Forestry, 

 Honolulu, Hawaii. 



Gentlemen : — The following report of operations of the Div- 

 ision of Hydrography during February, 1917, is submitted: 



Kauai. 



Only routine work was done. Several days were spent in an 

 endeavor to locate the two continuous record water-stage re- 

 corders lost in the Waimea and Hanapepe rivers in December, 

 1916. These rivers are still muddy and when clear another 

 effort will be made to locate the missing instruments. 



Thirty-nine stream and ditch measurement stations were 

 visited, and 21 discharge measurements were made. Seven 

 rainfall measurement stations were visited. 



Oahu. 



An investigation of all water resources, including streams, 

 springs, ditches, pumping plants and wells, also areas and crops 

 irrigated, ownership of water, water rates, etc., of all valleys and 

 localities on Oahu was started. An endeavor will be made to 

 collect all available information, such as cost of ditches, struc- 

 tures, etc., and the history thereof, to make separate maps of 

 each valley showing all structures and crop areas and from these 

 data to work up a comprehensive report which will contain all 

 available information relative to water on Oahu. The valleys 

 of Palolo, Manoa, N'^uuanu and Kalihi are now under investi- 

 gation. 



A considerable part of the time of the Superintendent of 

 Hydrography and of Assistant Engineers Rice and Klise was 

 taken up during the month in connection with the report of the 



