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River Tweed water levels

Live levels from 9 monitoring stations across Northumberland, Scottish Borders, updated every 15 minutes.

9stations
0above typical high
2catchments
The Tweed runs through 2 catchments; they are listed from source to sea.

Gauges

Monitoring stations, source to mouth

9 stations in the Tweed and Till catchments, one river on the river map, so one list.

StationTownLevel nowStatusTrend
KingledoresSEPA—0.21 m 12m agoNormal△
Lyne FordSEPA—0.49 m 42m agoNormal—
PeeblesSEPAPeebles0.29 m 12m agoNormal—
BolesideSEPABoleside0.36 m 12m agoNormal—
SproustonSEPA—0.45 m 5h agoNormal
SproustonEnvironment AgencySprouston0.45 m 42m agoNormal—
NorhamSEPA—1.17 m 12m agoNormal—
NorhamEnvironment AgencyNorham1.16 m 42m agoNormal—
BerwicktidalEnvironment AgencyBerwick-0.08 mAOD 42m ago—▲

Stations are listed from source to mouth as the water flows, traced on the river map (OS Open Rivers) and the Environment Agency’s own links between its gauges. A distance “by river” is along the river, and is shown only where the map traces the path.

Contains OS data © Crown copyright and database rights 2026.

Gauged tributaries

Streams and rivers with a gauge whose water joins the Tweed above one of its gauges, from the source down. Named streams without a gauge that have a page here are listed at the end.

11 gauged tributaries, 32 gauges

Each tributary’s water passes the gauge it joins above and every gauge below it on the Tweed, and none of the gauges above where it joins. For each, the gauge nearest the Tweed is shown; its own page lists the rest.

Where the Tweed goes

No gauge below Berwick is known on the river map.

Tributaries and where they join are traced on the river map (OS Open Rivers, edition 2026-04) and the Environment Agency’s links between its gauges. The map holds distances between gauges, not the junctions themselves, so a junction is placed between two gauges, and no further up than the tributary’s own lowest gauge. Contains OS data © Crown copyright and database rights 2026.

Streams without a gauge

Named streams on the river map that flow into the Tweed and have no gauge of their own. Each has a page with what is known about it: the next gauge downstream, and any storm overflows or water-sampling points placed on it.

Storm overflows upstream

102 storm overflows are traced upstream of Berwick, the Tweed’s lowest gauge on the river map: on the Tweed itself, on its gauged tributaries, and on smaller streams that join above there.

  • 7 report discharging now
  • 82 not discharging
  • 13 offline or silent: 11 monitor offline, 2 status unknown, 0 no live feed

Official annual figures for the overflows traced upstream of Berwick, each return added up on its own. The Environment Agency’s return, 2025: 514 spills over 2,563 hours in total, across the 16 that have a figure. Scottish Water’s figures, 2025: 7,569 overflow events over 18,862 hours in total, across the 62 that have a figure; 8 had no data that year. 16 of the 102 have no figure for 2025. Scottish Water counts overflow events, not 12/24-hour spills, so these figures are never added together.

Each overflow is listed in the stretch above the first gauge its water reaches, from the source down, as on the Gauges tab. A stretch of the Tweed includes the smaller streams that join it there. Where a stretch or a tributary has more than 4, the 3 discharging now or nearest its gauge are listed, the rest are counted, and every one is in that gauge’s “Upstream of here” list. Show every overflow in every stretch →

Between Kingledores and Lyne Ford4 overflows
  • Biggar STW Inlet Works CSO And EO Not discharging
    Scottish Water · into Biggar Burn · 20.3 km by river above Lyne Ford · 2025: 2 overflow events, 1.1 h
  • Biggar WwTW - Storm Tank Ssso Not discharging
    Scottish Water · into Biggar Burn · 20.2 km by river above Lyne Ford · 2025: 152 overflow events, 202 h
  • Broughton WwTW CSO Not discharging
    Scottish Water · into Biggar Water · 13.6 km by river above Lyne Ford · 2025: 308 overflow events, 259 h
  • Broughton, Broughton School SPS CSO Not discharging
    Scottish Water · into Biggar Water/Biggar Burn · 13.4 km by river above Lyne Ford · 2025: 20 overflow events, 49 h
Between Lyne Ford and Peebles6 overflows

and 3 more: show all 6 overflows on this stretch → All above Peebles, nearest first →

Eddleston Water, above March Streetjoins the Tweed above Peebles2 overflows
  • Eddleston WwTW CSO Not discharging
    Scottish Water · into Eddleston Water · 7.5 km by river above March Street · no official annual figure
  • Peebles, Council Yard/George St CSO Not discharging
    Scottish Water · into Eddleston Water · 300 m by river above March Street · 2025: 12 overflow events, 7.2 h
Lyne Water, above Lyne Stationjoins the Tweed above Peebles2 overflows
  • West Linton, Station Road CSO Not discharging
    Scottish Water · into Lyne Water · 18.8 km by river above Lyne Station · 2025: 57 overflow events, 28 h
  • West Linton WwTW Ssso Not discharging
    Scottish Water · into Lyne Water · 17.7 km by river above Lyne Station · 2025: 87 overflow events, 439 h
Between Peebles and Boleside14 overflows · 1 discharging now
  • Peebles WwTW Ssso Discharging now since
    Scottish Water · into River Tweed · 31.3 km by river above Boleside · no official annual figure
  • Walkerburn, Walkerburn STW CSO Not discharging
    Scottish Water · into River Tweed · 16.6 km by river above Boleside · 2025: no data
  • Caddonfoot WwTW CSO Not discharging
    Scottish Water · into River Tweed · 7.7 km by river above Boleside · 2025: 155 overflow events, 1,452 h

and 11 more: show all 14 overflows on this stretch → All above Boleside, nearest first →

Ettrick Water, and the streams that join itjoins the Tweed above Boleside5 overflows · 1 discharging now

and 2 more: show all 5 overflows on Ettrick Water and the streams that join it → All above Lindean, nearest first →

Gala Water, above Galashielsjoins the Tweed above Sprouston1 overflow
  • Fountainhall WwTW CSO Monitor offline
    Scottish Water · into Pirntaton Burn · 20.3 km by river above Galashiels · 2025: 0 overflow events, 0 h
Leader Water, above Earlstonjoins the Tweed above Sprouston1 overflow · 1 discharging now
  • Lauder WwTW Ssso Discharging now since
    Scottish Water · into Leader Water · 11.1 km by river above Earlston · 2025: 101 overflow events, 4,253 h
Teviot, and the streams that join itjoins the Tweed above Sprouston14 overflows · 1 discharging now

and 11 more: show all 14 overflows on the Teviot and the streams that join it → All above Ormiston Mill, nearest first →

Above Sprouston, the Tweed’s highest gauge24 overflows · 1 discharging now
  • St Boswells WwTW Ssso Discharging now since
    Scottish Water · into River Tweed · 19.7 km by river above Sprouston · 2025: 2,396 overflow events, 1,536 h
  • Kelso, Op Tweedbank Cot/Bullet Loan Pcso Not discharging
    Scottish Water · into River Tweed · 2.2 km by river above Sprouston · 2025: 0 overflow events, 0 h
  • Kelso WwTW Ssso Monitor offline
    Scottish Water · into River Tweed · 1.6 km by river above Sprouston · 2025: 28 overflow events, 170 h

and 21 more: show all 24 overflows on this stretch → All above Sprouston, nearest first →

Above Norham, below Sprouston and Sprouston2 overflows
Leet Water, above Coldstreamjoins the Tweed above Norham1 overflow
River Till, and the streams that join itjoins the Tweed above Norham15 overflows
  • CSO Main Street Not discharging
    Northumbrian Water · into The Pallin's Burn · 11.2 km by river above Heaton Mill · 2025: 0 spills, 0 h
  • Crookham STW Not discharging
    Northumbrian Water · into Till · 8.0 km by river above Heaton Mill · 2025: 16 spills, 7.9 h
  • Etal Sewage Treatment Works Monitor offline
    Northumbrian Water · into River Till · 6.2 km by river above Heaton Mill · 2025: 88 spills, 165 h

and 12 more: show all 15 overflows on the Till and the streams that join it → All above Heaton Mill, nearest first →

Above Norham, the Tweed’s highest gauge5 overflows
  • Main Street CSO Not discharging
    Northumbrian Water · into Duddo Burn, Tributary Of · 13.2 km by river above Norham · 2025: 38 spills, 42 h
  • Coldstream, Abbey Road CSO Not discharging
    Scottish Water · into River Tweed · 11.6 km by river above Norham · 2025: 130 overflow events, 128 h
  • Coldstream WwTW CSO Not discharging
    Scottish Water · into River Tweed · 9.2 km by river above Norham · 2025: no data

and 2 more: show all 5 overflows on this stretch → All above Norham, nearest first →

Above Berwick, below Norham and Norham1 overflow
Whiteadder Water, and the streams that join itjoins the Tweed above Berwick5 overflows · 2 discharging now
  • Duns WwTW Ssso Discharging now since
    Scottish Water · into Blackadder Water · 110 m by river above Mouthbridge · 2025: 875 overflow events, 976 h
  • Duns WwTW Post Pst Ssso Discharging now since
    Scottish Water · into Blackadder Water · 110 m by river above Mouthbridge · 2025: no data
  • Chirnside, Chirnside STW A CSO Not discharging
    Scottish Water · into Whiteadder Water · 3.2 km by river above Hutton Castle · no official annual figure

and 2 more: show all 5 overflows on Whiteadder Water and the streams that join it → All above Hutton Castle, nearest first →

Near these gauges, connection not known

Within 3 km of one of the Tweed’s gauges in a straight line, but the river map cannot say whether their water reaches it.

  • Shoregate CSO Not discharging bathing water
    Northumbrian Water · into River Tweed (Saline Estuary) · 60 m from Berwick in a straight line · discharges to the sea, an estuary or tidal water · 2025: 2 spills, 1.5 h
  • Quay Wall SPS Not discharging bathing water
    Northumbrian Water · into River Tweed Estuary · 60 m from Berwick in a straight line · discharges to the sea, an estuary or tidal water · 2025: 42 spills, 78 h
  • Tweedside Industrial Estate CSO Not discharging bathing water
    Northumbrian Water · into River Tweed (Saline Estuary) · 190 m from Berwick in a straight line · discharges to the sea, an estuary or tidal water · 2025: 0 spills, 0 h

30 more near these gauges whose connection is not known.

A status is the water company’s own monitor: it says whether an overflow is discharging, never how much or why, and a spill does not by itself explain a change in a river level. A status older than two hours is shown as unknown. Annual figures are the official returns: 12/24-hour spills for England and Wales, overflow events for Scotland (Scottish Water counts differently, so the two cannot be compared). “No data” means the monitor produced no usable data that year, not zero. Overflows are placed on OS Open Rivers (edition 2026-04), which leaves out many small channels: an overflow the map cannot place may still drain here. Contains OS data © Crown copyright and database rights 2026. Sewage in Britain’s rivers →

Live status: © Scottish Water, near-real-time Overflow Map data, open licence for reuse. EDM monitors indicate overflows; they do not confirm them, and this is not advice on water quality. Live status: © Northumbrian Water storm overflow activity data, licensed under CC BY 4.0. Annual figures for England: Environment Agency Event Duration Monitoring return, © Environment Agency copyright and/or database right, Open Government Licence v3.0. Annual figures for Scotland: Scottish Water overflow event data, Open Government Licence.

Water samples

Dated samples taken by the Environment Agency, not live readings. Results are published days to months after the sample is taken, and many points are sampled only a few times a year, or have not been sampled for years.

47 sampling points on the River Tweed and the streams that join it above Berwick. 27 have a sample from the last 12 months; 31 have any sample banked.

Sampled most recently, anywhere on the Tweed and its streams:

  • Lilburn Burn at Lilburn TowersLilburn Burn · 23 km above Weetwood BridgeLast sampled 21 Sep 2026 · 17 days agoOxygen 97% Sep 2026Temp 11.3 °CpH 8.55 Sep 2026Ammonia below 0.03 mg/l
  • Chesters Burn upstream of BreamishChesters Burn · 41 km above Weetwood BridgeLast sampled 18 Sep 2026 · 20 days agoOxygen 111.5%Temp 12.5 °CpH 8.14Ammonia below 0.002 mg/l
  • Bowmont Water at Kilham, B6351 Road BridgeBowmont Water · 37 km above Heaton MillLast sampled 15 Sep 2026 · 23 days agoOxygen 85.4% Sep 2026Temp 15 °CpH 8.12 Sep 2026Ammonia below 0.03 mg/l
Where, from the source downSampling pointsNewest sample
River Till and its streamsjoins the Tweed above Norham36 points25 sampled21 Sep 2026
Above Norham6 points5 sampled4 Sep 2026
Above Berwick5 points1 sampled7 Sep 2026

England's samples only. Each count opens the list of those points, nearest first, with the date of each one’s latest sample (the gauge’s “Upstream of here” list).

FloodRadar does not grade these results: there is no overall score, and official river classifications are a separate dataset. A sample taken downstream of an overflow does not by itself show where anything in it came from. River connections and distances are traced on OS Open Rivers (edition 2026-04), which leaves out many small channels.

Water samples: Environment Agency Water Quality Archive, © Environment Agency and/or database right 2026, Open Government Licence v3.0.

Contains OS data © Crown copyright and database rights 2026.