This chapter is for future as we start doing intensive water related agriculture. Flat primary canal 4 is proposed with the intention of utilizing the river Brahmaputra water to the land which is below 250 or 300 meters above the mean sea level. In this chapter the the 'proximal declining canal of flat primary canal 4' (primary canal 4) is mentioned.

1. Contentsof Section5: Reticularcanal system forInterlinkingIndianRivers.
Chapter19-Primarycanal 4 (PC4) Riverpoints.
19.1-PC4 riverpoints.
Chapter 19: Primary canal 4 (PC4) River
points:
19.1: PC4 river points:
PC4 river points are as follows:
S. N.(PC4point)
(Latitude) (Longitude)
1.(PC4StartKupili340)
(250
035’23.34”N)
(920
041’4.06”E)
2.(PC4Kalang335)
(250
016’3.69”N)
(930
010’33.26”E)

2. 3.(PC4Dhansiri320)
(250
031’20.98”N)
(930
021’19.15”E)
4.(PC4Dikru315)
(260
031’8.97”N)
(940
053’31.23”E)
5.(PC4Disang310)
(270
02’30.47”N)
(950
026’10.53”E)

3. 6.(PC4Lohith305)
(270
052’47.07”N)
(960
022’24.37”E)
7.(PC4Dibang300)
(280
019’42.82”N)
(950
045’18.61”E)
8.(PC4Brahmaputra/Dihang295)
(280
041’19.63”N)
(940
058’42.81”E)

4. 9.(PC4Siyom290)
(280
020’14.46”N)
(940
040’52.54”E)
10.(PC4Subansiri285)
(280
09’20.18”N)
(940
09’18.75”E)
11.(PC4Kamila280)
(270
045’41.20”N)
(940
07’29.55”E)

5. 12.(PC4Dikran275)
(270
017’10.03”N)
(930
052’39.94”E)
13.(PC4Kameng270)
(270
011’35.13”N)
(920
045’57.71”E)
14.(PC4Moramanas265)
(260
049’26.16”N)
(910
04’5.50”E)

6. 15.(PC4Manas260)
(260
055’0.91”N)
(900
030’48.14”E)
16.(PC4Kaljani255)
(260046’45.36”N)
(890041’44.29”E)