High Ongar water level

Name: High Ongar water level (Environment Agency)
Creator: Environment Agency
License: https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/

River gauge, River Roding, Essex, United Kingdom

Directions

Within the normal range

Water level

0.05m Steady over the last 24 hours

Measured 18 Oct 2026, 17:30 BST (27 min ago)

History

7 days 30 days

Water level Top of normal rangeBottom of normal range

What this means

The River Roding at High Ongar is at 0.05 m, within its typical range.

The usual range here runs from 0.05 m to 1.45 m.

It has barely moved over the past 24 hours. In the last month it has stayed between 0.02 m and 0.12 m.

Autumn rain usually starts to lift rivers again after the summer low.

Compared with the normal range the agency publishes for this gauge. How to read levels

Key numbers

Normal range: 0.05 m – 1.45 m
Lowest and highest in 30 days: 0.02 m – 0.12 m
Lowest and highest in 12 months: 0.02 m – 0.07 m
Highest on record: 2.18 mOctober 30, 2000
Lowest on record: 0.01 mJuly 30, 1999

Fishing and paddling

Paddlers and anglers can expect the river much as they know it, though a heavy shower upstream can change that within hours.

Flood alerts and warnings come from the Environment Agency.

About the River Roding

The River Roding is a river that rises at Molehill Green, Essex, England. It then flows south through Essex and London, forming Barking Creek as it reaches the River Thames.

Weather at the gauge

Rain in the last 3 days: 1.6 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

18 Sun 14° 7° 2.4 mm, 99% Wind 25 km/h

19 Mon 13° 9° 3.1 mm, 95% Wind 13 km/h

20 Tue 13° 11° 17 mm, 59% Wind 10 km/h

21 Wed 14° 7° 7.7 mm, 47% Wind 37 km/h

22 Thu 10° 5° 1.1 mm, 69% Wind 21 km/h

23 Fri 13° 8° 18 mm, 75% Wind 39 km/h

24 Sat 13° 5° 1.0 mm, 51% Wind 30 km/h

Forecast: Open-Meteo

Sunrise 07:28 AM Sunset 06:01 PM Daylight 10 hr, 33 min First quarter 51%

Map

Other gauges on the River Roding

Gauge	Level	Compared with normal	24 hours	Distance
Shonks Mill BridgeRiver gauge, River Roding	0.06 m	Lowest on record	+0.01 m	6.8 km
AbridgeRiver gauge, River Roding	0.90 m	Normal	±0	12 km
LoughtonRiver gauge, River Roding	0.03 m	Normal	±0	15 km
RedbridgeRiver gauge, River Roding	0.12 m	Low	±0	21 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Chipping OngarRiver gauge, Cripsey Brook	0.11 m	Normal	−0.02 m	1.5 km
MoretonRiver gauge, Cripsey Brook	0.11 m	Normal	±0	3.9 km
MountnessingRiver gauge, River Wid	0.35 m	Normal	−0.04 m	9.4 km
Sheering HallRiver gauge, Pincey Brook	0.08 m	Very low	±0	11 km
WardropersRiver gauge, River Wid	0.57 m	Normal	±0	12 km
Harlow MillRiver gauge, River Stort	0.91 m	Normal	+0.01 m	12 km
Pishiobury BrookRiver gauge	0.94 m	Normal	±0	12 km
WrittleRiver gauge, River Wid	0.12 m	Low	−0.02 m	13 km

Questions and answers

What is the typical range for the River Roding at High Ongar?

The Environment Agency gives a typical range of 0.05 m to 1.45 m for this gauge.

Is the river level the same as the depth of the water?

No. The reading is measured from a fixed zero mark at the gauge, so 0.05 m on the gauge does not mean the water is that deep.

What is the water level of High Ongar today?

On 18 Oct 2026, 17:30 BST, the water level was 0.05 m. Steady over the last 24 hours.

Is High Ongar rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of High Ongar normal?

Within the normal range. Compared with the normal range the agency publishes for this gauge.

What is the highest water level ever recorded at High Ongar?

The highest level on record is 2.18 m on October 30, 2000. The lowest is 0.01 m on July 30, 1999.

How often is this data updated?

The Environment Agency publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: Environment Agency
Station code: ea:5420TH (Agency page)
Coordinates: 51.71389, 0.25918 (WGS84)
Vertical datum: station datum
Update interval: every 15 minutes
Licence: Open Government Licence v3.0. Contains Environment Agency data licensed under the Open Government Licence v3.0

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	0.05 m	2026-10-18 16:30	Provisional

Download

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How to cite

Environment Agency: High Ongar (ea:5420TH). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/essex/high-ongar

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer