Layer Name:	DLG Hydrography Points

Coverage Name:	DLGHYDPT	

Layer Type:	Point

Status:		Complete

Geog. Extent:	Islands of Niihau, Kauai, Oahu, Molokai, Lanai, Maui
		and Hawaii
		
Projection:	Universal Trans Mercator, Zone 4 (Meters)

Datum:		NAD 83

Description:	Extracted from the USGS 1983 DLGs for the
		main hawaiian islands.
		
Source:		USGS Digital Line Graphs, 1983 version.		

History:	Hydrography point layer of the 1983 DLGs
		
Attributes:	Points:
		
		AREA 			Area (for Arc/Info use)                
		PERIMETER       	Perimeter (for Arc/Info use)       
		<ISL>HYDPT#     	Point Internal Number (for Arc/Info use)       
		ISLHYDPT-ID     	Point ID (for Arc/Info use)       
		MAJOR1       		Major Code 1          
		MINOR1          	Minor Code 1       
		MAJOR2          	Major Code 2       
		MINOR2          	Minor Code 2       
		MAJOR3          	Major Code 3       
		MINOR3          	Minor Code 3       
		                 
		
		Major Codes (1-6):
		
		050	DLG hydrography layer
		05N	(with minor code xxxx) Water Surface Elevation
				N=1 for feet, 2 for meters, 6 for
				feet below datum, and 7 for whale 
				meters below datum.  Elevation value
				in 4 space, right justified.
		053	(with minor code 0xxx) Angle of clockwise rotation
				(nearest whole degree)
		055	(with minor code xxxx) River mile, 
				value in four spaces, right justified.
		058	(with minor code 0000) Best estimate of
				classification or position
		059	(with minor code 00xx) Coincident feature
		
		
		Minor Codes (1-6):
		
		Points:
		
		0300	Spring
		0301	Non-flowing well
		0302	Flowing well
		0303	Riser
		0304	Geyser
		0305	Windmill
		0306	Cistern
		
		Multiple Element Types:
		
		0400	Rapids
		0401	Falls
		0402	Gravel pit or quarry filled with water
		0403	Gaging station
		0404	Pumping station
		0405	Water intake
		0406	Dam or weir
		0407	Canal lock or sluice gate
		0408	Spillway
		0409	Gate (flood, tidal, head, check)
		0410	Rock
		0411	Crevasse
		0412	Stream
		0413	Braided stream
		0414	Ditch or canal
		0415	Aqueduct
		0416	Flume
		0417	Penstock
		0418	Siphon
		0419	Channel in water area
		0420	Wash or ephemeral drain
		0421	Lake or pond
		0422	Coral reef
		0423	Sand in open water
		0424	Spoil area
		0425	Fish ladders
		0426	Holiday area
		
		
		0601	Underground
		0602	Overpassing
		0603	Elevated
		0604	Tunnel
		0605	Right bank
		0606	Left bank
		0607	Under construction
		0608	Salt
		0609	Unsurveyed
		0610	Intermittent
		0611	Abandoned or discontinued
		0612	Submerged or sunken
		0613	Wooded
		0614	Dry
		0615	Mineral or hot (sulpher, alkali, etc.)
		0616	Navigable, transportation
		0617	Underpassing
		0618	Earthen construction
		0621-	Decimal fractions in 
		0629	  feet or meters
		
		0000	Photorevised feature
			  	  	  
		
		
Contact:	Joan Delos Santos, Office of Planning, State of Hawaii, 
		PO Box 2359, Honolulu, Hi.  96804; (808) 587-2895.
		email:  JDelos_Santos@dbedt.hawaii.gov