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River Lox water levels

Live levels from 1 monitoring station across West Sussex, updated every 15 minutes.

1stations
0above typical high

Gauges

Monitoring stations, source to mouth

StationTownLevel nowStatusTrend
DrungewickDrungewick0.04 mASD 1h agoLow—

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 Lox above one of its gauges, from the source down. Named streams without a gauge that have a page here are listed at the end.

No gauged tributary joins the Lox above Drungewick on the river map. Streams without a gauge are not counted here.

Where the Lox goes

Below Drungewick, its water next reaches New Bridge, a gauge on River Arun, 8.3 km by river downstream.

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 Lox 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

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

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

Official figures for 2025, for the overflows traced upstream of Drungewick: 43 spills over 405 hours in total, across all 2.

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 Lox includes the smaller streams that join it there.

Above Drungewick, the Lox’s highest gauge2 overflows
  • Turners Mead P.s. Not discharging
    Southern Water · into Freshwater River · 21.6 km by river above Drungewick · 2025: 13 spills, 84 h · placed on the river by its position alone
  • Onslow Arms Pumping Station Not discharging
    Southern Water · into Loxwood Stream · 3.2 km by river above Drungewick · 2025: 30 spills, 321 h

Near these gauges, connection not known

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

  • Loxwood WwTW Not discharging
    Southern Water · into Loxwood Stream · 1.2 km from Drungewick in a straight line · its recorded watercourse is not the one mapped beside it · 2025: 64 spills, 1,052 h

1 other overflow within 3 km of these gauges is placed below the Lox’s lowest gauge or on another river, so not listed.

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: © Southern 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.

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.

3 sampling points on the River Lox and the streams that join it above Drungewick. 2 have a sample from the last 12 months; 3 have any sample banked. Listed from the source down, grouped by the next gauge each one's water reaches.

Above Drungewick River Lox 3 points
Sampling pointWatercourse (map)Above the gaugeLast sampleLatest results (river water)
Follies Stream at Follies Farmunnamed stream17 km11 Aug 2026 · 58 days agoOxygen 11.3% Jul 2026Temp 16.7 °C Jul 2026pH 7.44 Jul 2026Ammonia 0.52 mg/l Jul 2026
Sprunks Wood Streamunnamed stream11 km11 Aug 2026 · 58 days agoOxygen 26% Jul 2026Temp 18 °C Jul 2026pH 7.6 Jul 2026Ammonia 0.16 mg/l Jul 2026
Loxwood Stream Foxbridge Hangerunnamed stream7.4 km5 Dec 2023 · 2.8 years agoOxygen 92.5%Temp 7.2 °CpH 7.6Ammonia 0.11 mg/l

Distances are along the river to the gauge named. England's samples only.

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.