Background Photo © Andy Maddock

JS Indicative Water Gradings for Slalom Courses

"Starter for ten" gradings from JS, with contributions from oldschool, Nicky and Richard Lee . If you don't agree, .

NB1: These gradings are more about comparisons than about absolutes: thus ‘if you can paddle on xxx you can also paddle on xxx’.

NB2: Some of these courses would need to be printed as a grade-range, leaving coaches/paddlers/parents to find out what water-levels are like at the time of the race (see RH column below).

NB3: Even courses that are usually easy can become dangerous in exceptional high water conditions. If in doubt, seek advice or stay off the water.

Grade Definitions

A: Pool or otherwise completely flat water, without enough current to affect the boat.

B: Slightly moving water, giving some eddy-lines, but not enough to worry paddlers; and with at the most one small drop which paddlers simply have to run down.

C: Faster current, sharper eddy-lines, some drops that can be intimidating, possible to set crosses on small waves, often rocky.

D: ‘Real’ slalom water. Beginners will need some practise to handle this, and some bravery simply to paddle down it.

E: The most difficult courses in the UK.

Water Grade

Course 2010 usage Grade range
where
applicable
A Aberfeldy when low 3/4 A/B
Darlington Dolphin Centre 4  
Howsham Weir below the chute 4  
Frome Market Yard 4

A

Loddon 4 A/B
North Walls 4  
Tees (start pool) 3/4  
     
B Aberfeldy when high 3/4 A/B
Alva 3/4  
Bala Mill below the Falls 2/3/4  
Cardington 2/3/4  
Harefield 3/4  
Langham Farm (low) 3/4

B/C

Llandysul when low 1/2/3/4 B/C
Marple 3/4  
Matlock when low 4 B/C
Middleton-in-Teesdale when low 3/4 B/C
Mile End Mill when low 3/4 B/C
Nene below the drop 4  
Orton Mere 3/4  
Oughtibridge 3/4  
Rhug 3/4  
Shepperton at low levels 3/4 B/E
Seaton Park 3/4  
Stone 3/4  
Wagon Lane 3/4  
Yalding Weir 3/4  
 
C Abbey Rapids when low 1/2/3/4 C/D
Fairnilee 2/3/4  
Howsham 2/3 2/3
Langham Farm (high) 3/4 B/C
Llandysul when high 1/2/3/4 B/C
Matlock when high 2/3/4 B/C
Middleton-in-Teesdale when high 3/4 B/C
Mile End Mill when high 3/4 B/C
Nene WW course 2/3
Sowerby Bridge 2/3/4
West Tanfield 3/4
D Abbey Rapids when high 1/2 C/D
Bala Mill: the Falls P
Grandtully when medium/low P/1/2 D/E
The Graveyard, the Tryweryn P/1
Holme Pierrepont avoiding the features 1/2 D/E
Serpent’s Tail when quite low P/1 D/E
Shepperton at medium/high levels 1/2 B/D
The Ski-Slope, Tryweryn on 9 cumecs P/1 D/E
Washburn P/1/2
E: Cardiff Bay P
Grandtully when high P/1/2 D/E
Holme Pierrepont using the features P/1/2 D/E
Serpent’s Tail when high P/1 D/E
The Ski-Slope, Tryweryn on 12 cumecs P/1 D/E

 

In current use, but not yet graded

Water Grade

Course

2010 usage

?E? Lee Valley (main course)
Lee Valley (recreational course)
?E? New Tees Barrage Course
?B? Ogmore 3/4

 

Courses not currently in use

Water
Grade

Course

Traditional usage

?

 

 

 

A

Capel Curig

 

 

Duck Mill

4/N

 

Glasshouses/Glasshouses Lake

N

 

Grimsby/Freshney

4/5

 

Hatfield Water Park

4 SC

 

Princes’ Quay

5

 
Red Locks

N

 
       

B

Beaver Pool when low (riparian issues)

3

B/C

Blubberhouses

4/N

 

Burrs

4/5

 

Carlisle when low

4/N

B/C

Castlefields when low

4/N

 

Churnett Valley

4/N

 

Cockermouth Park

4/N

 

Comrie

4/N

 

Copley Village

4/N

 

Darley Abbey

3/4/N

 

Easby Abbey

3/4

 

Elan Valley

3

 

Finchale Abbey

4/N

 

Ironbridge/Jackfields when low

4/N

B/C

Leny

4/N

 

Ludlow

3

 

Martley

4/N

 

Mersey Valley

4/N

 

Monnow

 

 

Myrtle Park

4/N

 

Newark Weir

4/N

 

Pipe Bridge

4/N

 

Pont-ar-Ithon (riparian issues)

N

 

Pontrilas

N

 

Pulteney Weir

4/N

 

Red Locks

N

 

Richmond Town

4/N

 

River Croal

4/N

 

Tamworth Weir

4/N

 

Teith

4/N

 

Town Falls below the Falls

P/1

 

Tyne Valley

4/N

 

Wychnor Bridge

4/5

 
       

C

Appletreewick when low

2

C/D

Bala Mill - top course

3

 

Beaver Pool when high (riparian issues)

3

B/C

Builth Wells

2

 

Carlisle when high

4/N

B/C

Castlefields when high

4/N

 

Clywedog (issues - SSSi)

P

C

Chester Weir

4/N

 

Halton Rapids when low

3/4

 

Hambledon when low

3

C/D

Ironbridge/Jackfields when high

2/3

B/C

Rheadr/Rhayader

3/4

C

River Awe

2/3

 

Symonds Yat

2

 

Tryweryn - campsite course

3

 

Tryweryn - Stilling Basin

2

 
       

D

Appletreewick when high

2

C/D

Town Falls when high

P/1

 

Hambledon when high

2

C/D

Linton Locks

2/3

 

Stangerthwaite

2

 

Halton Rapids when high

2

 

 

Courses not currently in use and not yet graded

Grade

Course

traditional usage

?

 

Abingdon Weir

N

?

 

Ankerdine

4/5

?

 

Batchworth Weir

4/N

?

 

Bodenham

4/N

?

 

Cairnton

2/3

?

 

Canford Weir

4

?

 

Capel Curig

N

?

 

Chelmsford

N

?

 

Chippenham

4/N

?

 

Cookham

N

?

 

Dart

4/N

?

 

Dedham Mill

4/N

?

 

Denham Lodge

N

?

 

Dinnet

3/4

?

 

Dobbs Weir

N

?

 

Durngate Mill

N

?

 

Earl’s Barton

4/5

?

 

Egglestone Bridge

3

?

 

Forth/Forth Canal

5 SC

?

 

French Weir

N

?

 

Head Weir

N

?

 

Holne Park

N

?

 

Hornshole

4/N

?

 

Kilkewydd

4

?

 

King’s Mills

4

?

 

Leamington Spa

4

?

 

Livingston

4/N

?

 

Mapledurham

4

?

 

Middle Mill

N

?

 

Moorland Farm

3

?

 

Netherton Bridge

2/3

?

 

Newbury

N

?

 

Offenham

4/N

?

 

Old Windsor

2

?

 

Peaches’ Meadow

5

?

 

Potarch

3/4

?

 

River Dart

3

?

 

River Tweed

4/N

?

 

Rockfield

4/N

?

 

Royal Deeside

2/3

?

 

Salisbury

5

?

 

Selkirk

5

?

 

Sharnbrook

4

?

 

Stratford Weir

N

?

 

Summerseat

N

?

 

Tavernham

4/N

?

 

Teviot Bridge

4/N

?

 

Vale Royal

4/N

?

 

Wensum

4

?

 

Whorlton

3/4

?

 

Winchester

N

?

 

Woodmill

3/4

?

 

Yair Pool

4

?

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