Rivers of Thailand

Basin Nan

Khek River

ลำน้ำเข็ก

A tributary of the Nan River in Phitsanulok province, known for its rapids and white-water rafting.

Map of the Khek River
The dark line is this river; the mid-blue lines are its named tributaries.

Key facts

Length
about 150 kmMeasured along the river on this map; official figures can differ with the method used
Source
Phetchabun province
Flows into
Nan River, Phitsanulok province
Basin
Nan
Provinces (2)
Phetchabun, Phitsanulok

Khek River water level today

3 automatic gauging stations on this river, highest water relative to the bank first. As of 29 Sep 2026, 21:50

StationLocationLevel (m MSL)Of bank-fullStatusMeasured
บ้านวังนกแอ่นWang Thong District, Phitsanulok49.9780%High29 Sep 2026, 21:00
Nan 5Wang Thong District, Phitsanulok137.3155%Normal29 Sep 2026, 21:50
บ้านทานตะวันKhao Kho District, Phetchabun687.6736%Normal29 Sep 2026, 21:00

Data from the National Hydroinformatics Data Center (ThaiWater), HII, refreshed every 10 minutes

Frequently asked questions

Which provinces does the Khek River flow through?
The Khek River flows through 2 provinces: Phetchabun and Phitsanulok.
How long is the Khek River?
The Khek River is about 150 km long, measured along the river on this map. Official figures can differ slightly with the method used.
Where does the Khek River come from?
The Khek River rises in Phetchabun province.
Which river does the Khek River flow into?
The Khek River flows into the Nan River in Phitsanulok province.
What is the Khek River water level today?
Of 3 gauging stations, 0 are over the bank and 1 have high water. Data as of 29 Sep 2026, 21:50.
What is the Khek River called in Thai?
In Thai the Khek River is ลำน้ำเข็ก.

Other rivers in the Nan basin

Nan RiverKhwae Noi River (Phitsanulok)Pat RiverWa River