The verified-safe register

Where the data says it's safe today

Sampling points where the most recent Environment Agency lab tests fall within published bathing-water and ecological standards, with no active spill within 5 km. Each rating is good only as of the test date — water quality changes hour-to-hour with rain.

Mode

All purposes Swimmer / paddler Angler

Requires a recent ammonia, nitrate, nitrite or phosphate reading — the WFD nutrient indicators that drive fish-stream health

Tier

All · 274 ✓ 0 verified safe ⚠ 159 caution ✗ 115 avoid

Filtered to verified safe · angler mode · clear all

Official register

Designated bathing waters

Environment Agency designated river and inland bathing waters, showing the EA's own annual classification and any active short-term pollution warning. This is the official register; the lab-sample-derived list below is separate.

Colwick Country Park (West Lake)
Excellent
City of Nottingham
EA classification: Excellent (2025)
Latest EA sample (28 Sept 2026): E. coli <10 cfu/100ml · intestinal enterococci <10 cfu/100ml
Coniston Water, Boating Centre
Sufficient
Westmorland and Furness
EA classification: Sufficient (2025)
Latest EA sample (16 Sept 2026): E. coli 91 cfu/100ml · intestinal enterococci <10 cfu/100ml
Coniston Water, Brown Howe
Good
Westmorland and Furness
EA classification: Good (2025)
Latest EA sample (16 Sept 2026): E. coli 91 cfu/100ml · intestinal enterococci 18 cfu/100ml
Coniston Water, Monk Coniston
Good
Westmorland and Furness
EA classification: Good (2025)
Latest EA sample (16 Sept 2026): E. coli 91 cfu/100ml · intestinal enterococci 36 cfu/100ml
Cotswold Country Park and Beach
Excellent
Cotswold
EA classification: Excellent (2025)
Latest EA sample (23 Sept 2026): E. coli 18 cfu/100ml · intestinal enterococci 18 cfu/100ml
Derwent Water at Crow Park
Poor
Cumberland
EA classification: Poor (2025)
Latest EA sample (13 Sept 2026): E. coli 630 cfu/100ml · intestinal enterococci 320 cfu/100ml
Falcon Meadow, River Waveney
Unclassified
East Suffolk
EA classification: Unclassified
Latest EA sample (22 Sept 2026): E. coli 91 cfu/100ml · intestinal enterococci 36 cfu/100ml
Frensham Great Pond
Excellent
Waverley
EA classification: Excellent (2025)
Latest EA sample (10 Sept 2026): E. coli 230 cfu/100ml · intestinal enterococci 270 cfu/100ml
Friars Meadow, River Stour
Good
Babergh
EA classification: Good (2025)
Latest EA sample (25 Sept 2026): E. coli 82 cfu/100ml · intestinal enterococci <10 cfu/100ml
Ham and Kingston, River Thames
Unclassified
Kingston upon Thames
EA classification: Unclassified
Latest EA sample (15 Sept 2026): E. coli 770 cfu/100ml · intestinal enterococci 120 cfu/100ml
Hampstead Heath (Ladies Pond)
Good
City and County of the City of London
EA classification: Good (2025)
Latest EA sample (15 Sept 2026): E. coli 590 cfu/100ml · intestinal enterococci 270 cfu/100ml
Hampstead Heath (Mens Pond)
Excellent
City and County of the City of London
EA classification: Excellent (2025)
Latest EA sample (15 Sept 2026): E. coli 170 cfu/100ml · intestinal enterococci 82 cfu/100ml
Hampstead Heath (Mixed Pond)
Excellent
City and County of the City of London
EA classification: Excellent (2025)
Latest EA sample (15 Sept 2026): E. coli 110 cfu/100ml · intestinal enterococci 100 cfu/100ml
Henleaze Lake
Excellent
City of Bristol
EA classification: Excellent (2025)
Latest EA sample (21 Sept 2026): E. coli 300 cfu/100ml · intestinal enterococci 170 cfu/100ml
Nidd at the Lido, Knaresborough
Poor
North Yorkshire
EA classification: Poor (2025)
Latest EA sample (24 Sept 2026): E. coli 3,900 cfu/100ml · intestinal enterococci 600 cfu/100ml
Pangbourne Meadow, River Thames
Unclassified
Pangbourne Parish
EA classification: Unclassified
Latest EA sample (23 Sept 2026): E. coli 150 cfu/100ml · intestinal enterococci 45 cfu/100ml
River Avon at Fordingbridge
Poor
New Forest
EA classification: Poor (2025)
Latest EA sample (22 Sept 2026): E. coli 530 cfu/100ml · intestinal enterococci 55 cfu/100ml
River Avon at Queen Elizabeth Gardens
Unclassified
Wiltshire
EA classification: Unclassified
Latest EA sample (22 Sept 2026): E. coli 1,400 cfu/100ml · intestinal enterococci 600 cfu/100ml
River Frome at Farleigh Hungerford
Poor
Somerset
EA classification: Poor (2025)
Latest EA sample (21 Sept 2026): E. coli 590 cfu/100ml · intestinal enterococci 340 cfu/100ml
River Ribble at Edisford Bridge
Poor
Ribble Valley
EA classification: Poor (2025)
Latest EA sample (10 Sept 2026): E. coli 580 cfu/100ml · intestinal enterococci 150 cfu/100ml
River Severn at Ironbridge
Poor
Telford and Wrekin
EA classification: Poor (2025)
Latest EA sample (22 Sept 2026): E. coli 450 cfu/100ml · intestinal enterococci 190 cfu/100ml
River Severn in Shrewsbury
Poor
Shropshire
EA classification: Poor (2025)
Latest EA sample (22 Sept 2026): E. coli 400 cfu/100ml · intestinal enterococci 280 cfu/100ml
River Teme in Ludlow
Poor
Shropshire
EA classification: Poor (2025)
Latest EA sample (22 Sept 2026): E. coli 160 cfu/100ml · intestinal enterococci 45 cfu/100ml
River Tone at French Weir Park
Poor
Somerset
EA classification: Poor (2025)
Latest EA sample (14 Sept 2026): E. coli 550 cfu/100ml · intestinal enterococci 330 cfu/100ml
Rutland Water Sykes Lane
Excellent
Rutland
EA classification: Excellent (2025)
Latest EA sample (24 Sept 2026): E. coli 3,800 cfu/100ml · intestinal enterococci >10,000 cfu/100ml
Rutland Water Whitwell Creek
Excellent
Rutland
EA classification: Excellent (2025)
Latest EA sample (24 Sept 2026): E. coli <10 cfu/100ml · intestinal enterococci <10 cfu/100ml
Sandy Lane, Chester
Unclassified
Cheshire West and Chester
EA classification: Unclassified
Latest EA sample (25 Sept 2026): E. coli 240 cfu/100ml · intestinal enterococci 110 cfu/100ml
Sheep's Green, River Cam
Poor
Cambridge
EA classification: Poor (2025)
Latest EA sample (24 Sept 2026): E. coli 280 cfu/100ml · intestinal enterococci 46 cfu/100ml
Swale above Richmond Falls
Unclassified
North Yorkshire
EA classification: Unclassified
Latest EA sample (22 Sept 2026): E. coli 330 cfu/100ml · intestinal enterococci 310 cfu/100ml
The Serpentine - Hyde Park
Good
City of Westminster
EA classification: Good (2025)
Latest EA sample (15 Sept 2026): E. coli 560 cfu/100ml · intestinal enterococci 150 cfu/100ml
Wallingford Beach, River Thames
Sufficient
South Oxfordshire
EA classification: Sufficient (2025)
Latest EA sample (23 Sept 2026): E. coli 270 cfu/100ml · intestinal enterococci 240 cfu/100ml
Wharfe at Cromwheel, Ilkley
Poor
Bradford
EA classification: Poor (2025)
Latest EA sample (24 Sept 2026): E. coli 380 cfu/100ml · intestinal enterococci 260 cfu/100ml
Wharfe at Wilderness Carpark
Poor
Leeds
EA classification: Poor (2025)
Latest EA sample (24 Sept 2026): E. coli 250 cfu/100ml · intestinal enterococci 140 cfu/100ml
Windermere, Fellfoot
Excellent
Westmorland and Furness
EA classification: Excellent (2025)
Latest EA sample (17 Sept 2026): E. coli 18 cfu/100ml · intestinal enterococci <10 cfu/100ml
Windermere, Lakeside YMCA
Excellent
Westmorland and Furness
EA classification: Excellent (2025)
Latest EA sample (17 Sept 2026): E. coli 18 cfu/100ml · intestinal enterococci <10 cfu/100ml
Windermere, Millerground Landing
Excellent
Westmorland and Furness
EA classification: Excellent (2025)
Latest EA sample (17 Sept 2026): E. coli 27 cfu/100ml · intestinal enterococci <10 cfu/100ml
Windermere, Rayrigg Meadow
Excellent
Westmorland and Furness
EA classification: Excellent (2025)
Latest EA sample (17 Sept 2026): E. coli 18 cfu/100ml · intestinal enterococci <10 cfu/100ml
Wolvercote Mill Stream
Poor
Oxford
EA classification: Poor (2025)
Latest EA sample (23 Sept 2026): E. coli 300 cfu/100ml · intestinal enterococci 170 cfu/100ml

No sampling points are currently rated verified safe in angler mode.