TheSalt Fork of the Arkansas River is a 239-mile-long (385 km)^[3]tributary of theArkansas River in southernKansas and northernOklahoma in theUnited States. Via the Arkansas River, it is part of thewatershed of theMississippi River.

Salt Fork Arkansas River Grand Saline River, Kicpahaatihariʾ, Little Arkansas River, Nesuketonga River, Red Fork Arkansas River[1]
The Salt Fork atTonkawa, Oklahoma
Map of the Salt Fork Arkansas watershed
Location
Country	United States
State	Kansas,Oklahoma
Cities	Alva, OK,Pond Creek, OK,Lamont, OK,Tonkawa, OK
Physical characteristics
Source
• location	Comanche County, Kansas
• coordinates	37°10′40″N99°21′48″W / 37.17778°N 99.36333°W /37.17778; -99.36333
• elevation	2,042 ft (622 m)
Mouth	Arkansas River
• location	Kay County, Oklahoma
• coordinates	36°35′58″N97°03′11″W / 36.59944°N 97.05306°W /36.59944; -97.05306[1]
• elevation	896 ft (273 m)
Length	239 mi (385 km)
Discharge
• location	USGS 07151000 atTonkawa, OK[2]
• average	927 cu ft/s (26.2 m3/s)
• minimum	0 cu ft/s (0 m3/s)
• maximum	57,800 cu ft/s (1,640 m3/s)
Basin features
Tributaries
• left	Medicine Lodge River,Chikaskia River
Waterbodies	Great Salt Plains Lake
Watersheds	Salt Fork Arkansas-Arkansas- Mississippi

The Salt Fork rises inComanche County, Kansas, and flows initially southeastwardly throughBarber County, Kansas, andWoods County, Oklahoma, to the town ofAlva, where it turns eastwardly for the remainder of its course throughAlfalfa,Grant,Kay andNoble counties in Oklahoma, past the towns ofPond Creek,Lamont andTonkawa. It flows into the Arkansas River in southern Kay County, 7 miles (11 km) south ofPonca City.

In Alfalfa County, adam on the river impoundsGreat Salt Plains Lake, which is lined withsalt flats and is the site ofSalt Plains National Wildlife Refuge and astate park.

The Salt Fork's largest tributaries are theMedicine Lodge River, which joins it in Alfalfa County, and theChikaskia River, which joins it in Kay County.

According to theGeographic Names Information System, the Salt Fork Arkansas River has also been known as:

• List of Kansas rivers
• List of Oklahoma rivers

• Columbia Gazetteer of North America entry
• DeLorme (2003).Kansas Atlas & Gazetteer. Yarmouth, Maine: DeLorme.ISBN 0-89933-342-7.
• DeLorme (2003).Oklahoma Atlas & Gazetteer. Yarmouth, Maine: DeLorme.ISBN 0-89933-283-8.