The Real Ganga In India and Bangladesh - The Ganga: Water Use in the Indian Subcontinent - page 14

Table 2.1 Length of the river Ganga

Ganga-
Bhagirathi-
Hooghly course
(km)

Ganga-Padma-
Meghna course
(km) Place to place Place to place Remarks

1 2 3 4 5

Gangotri (Source)
to Rishikesh

345 Gangotri (Source)

to Rishikesh

345 1) Direction of

Ganga-
Bhagirathi-
Hooghly course
changes from
north-south to
south-east to
south.
2) Direction of
Ganga-Padma-
Meghna course
changes from
north-south to
south-east

Rishikesh to
Farakka

1,760 Rishikesh to

Farakka

1,760

Farakka to Ahiran
(Mouth of
Bhagirathi)

45 Farakka to Jalangi

Bazar (India-
Bangladesh
Border)

105

Ahiran to
Nabadwip
(confluence of
Jalangi river)

185 Jalangi Bazar to

Goalanda Ghat
(confluence of
Brahmaputra)

220

Nabadwip to
Calcutta
(Rabindra Setu)

210 Goalanda Ghat to

Meghna outfall

100

Calcutta to outfall
to sea near
Saugar Island

100 Meghna outfall to

Cox Bazar
(sea face)

120

Total 2,645 2,650

continues for another 150 km or so, before it flows into the sea. The total length
of the Ganga along the Padma's course up to the outfall of the Meghna is about
2,650 km, or 1,655 miles.
Table 2.1 shows the total length of the river through two separate channels.