The Kaukonahua Stream[1] or Kaukonahua River is a 9.9-mile-long (15.9 km)[2] river on the island of Oʻahu which is one of the Hawaiian Islands. Including its longer South Fork, the stream's total length is 28.0 miles (45.1 km).[2] It flows down in a generally northwest direction, from 21°30′7″N 157°54′13″W / 21.50194°N 157.90361°W / 21.50194; -157.90361 (Kaukonahua Stream Source) into the Pacific Ocean. The North and South forks meet at coordinates 21°29′44″N 158°5′50″W / 21.49556°N 158.09722°W / 21.49556; -158.09722.[1] It is the longest river of the whole island group. It empties into Kaiʻaka Bay near Waialua, Hawaii on the North shore.

Kaukonahua River
Kaukonahua Stream
Kaukonahua River is located in Oahu
Kaukonahua River
Location of mouth
Kaukonahua River is located in Hawaii
Kaukonahua River
Kaukonahua River (Hawaii)
Location
CountryUnited States
StateHawaii
RegionOahu
Physical characteristics
Source 
 • locationOahu, Hawaii
 • coordinates21°29′49″N 158°02′56″W / 21.4970382°N 158.0488229°W / 21.4970382; -158.0488229
Mouth 
 • location
Kaiʻaka Bay, Pacific Ocean
 • coordinates
21°34′47″N 158°7′10″W / 21.57972°N 158.11944°W / 21.57972; -158.11944 (Kaukonahua Stream Mouth)
 • elevation
Sea level
Length~ 53 km (33 mi)

However, the waters of Kaiaka Bay and the waterbodies that drain into it are known to be polluted with multiple contaminants that exceed State Water Quality Standards.

References

edit
  1. ^ a b U.S. Geological Survey Geographic Names Information System: Kaukonahua Stream
  2. ^ a b U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map Archived 2012-03-29 at the Wayback Machine, accessed April 28, 2011