| Colne Bridge Stage F1102 M | River Colne | 48.2 cm |  |  | 
	
		| Denham Colne Stage 2870th Masd | River Colne | 14.9 cm |  |  | 
	
		| Earls Colne Stage E22744 M | River Colne | 11.7 cm |  |  | 
	
		| Farlows Bridge Stage 2883th Masd | River Colne | 35.8 cm |  |  | 
	
		| Great Yeldham Stage E31349 Masd | River Colne | 15 cm |  |  | 
	
		| Huddersfield Longroyd Bridge Stage F1104 M | River Colne | 35.2 cm |  |  | 
	
		| Ici Colne Stage L1103 M | River Colne | 20.5 cm |  |  | 
	
		| Iver, Clisbys Bridge Stage 2882th Masd | River Colne | 39.5 cm |  |  | 
	
		| Lexden Stage E22761 M | River Colne | 24.5 cm |  |  | 
	
		| London Colney Stage 2814th Masd | River Colne | 118.3 cm |  |  | 
	
		| Marsden Stage L1108 M | River Colne | 27.9 cm |  |  | 
	
		| Moor Lane Stage 2862th Masd | River Colne | 745.5 cm |  |  | 
	
		| Poole Street Stage E22727 M | River Colne | 3.4 cm |  |  | 
	
		| Staines Trading Estate Stage 2898th Masd | River Colne | 123.6 cm | 1.52 m³/s |  | 
	
		| Stanwell Mill Stage 2893th Masd | River Colne | 66.8 cm |  |  | 
	
		| Thorney Mill Road, West Drayton (Temporary) Stage 2885bth M | River Colne | 7.3 cm |  |  | 
	
		| Watford Downstream Stage 2830th Masd | River Colne | -41.9 cm |  |  | 
	
		| Watford Stage 2830th Masd | River Colne | 19.9 cm |  |  | 
	
		| West Drayton Stage 2885th Masd | River Colne | 45.4 cm |  |  | 
	
		| Willowbank Downstream Stage 2880th Masd | River Colne | 35.5 cm |  |  | 
	
		| Willowbank Stage 2880th Masd | River Colne | 86.9 cm |  |  |