Isbourne River Wormington

EA name: ISBOURNE RIVER WORMINGTON
Environment Agency sampling point MD-07424580 · Freshwater - rivers · listed as open (“open” does not mean it is sampled now)

These are samples taken on a date, not live readings of the river. Results reach the Environment Agency's archive days to months after the sample is taken, so the newest here may be weeks or months old. FloodRadar does not grade them.

Where and when

Last sampled
26 Mar 2025, 08:4118 months ago · time as the Environment Agency records it (UK clock time; the source gives no time zone). Not sampled since, as far as the archive shows: the Environment Agency was asked up to 8 Oct 2026 and had nothing newer.
Samples banked
15 since 2 Oct 2023 Imported periods: 1 Oct 2023 – 8 Oct 2026. Samples outside them are not shown here.
Latest sample
River / running surface water Environmental monitoring statutory (EU directives)
Where
National Grid 403740, 236360As published, to the nearest 10 m. Open in a map
River, by its own name
Isbourne
River, by the map
River IsbournePlaced on the river its name gives, 4 m from the line.
Next gauge downstream
Sedgeberrow On the River Isbourne · 3.4 km along the river
Nearest gauge upstream
Toddington On the River Isbourne · 3.4 km along the river
Why it was sampled
Environmental monitoring statutory (EU directives) (15 samples)

Main measurements, river water

Dissolved oxygen

% saturation · code 9901 · %

95.4%

Sampled 26 Mar 2025, 18 months ago · 15 results banked

859095100105%202420252026no sample published after Mar 20252 Oct 2023, 15:26: 88.5%8 Nov 2023, 14:40: 98%6 Dec 2023, 09:26: 92.5%24 Jan 2024, 11:16: 97.4%9 Feb 2024, 09:23: 94.8%5 Mar 2024, 11:36: 95%26 Jun 2024, 09:01: 97.1%13 Aug 2024, 15:12: 92.5%12 Sep 2024, 12:33: 97.3%9 Oct 2024, 12:27: 94.9%4 Nov 2024, 11:45: 94%2 Dec 2024, 13:18: 97.2%15 Jan 2025, 09:38: 93.1%3 Feb 2025, 10:33: 101.3%26 Mar 2025, 08:41: 95.4%
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:4195.4 95.4%
3 Feb 2025, 10:33101.3 101.3%
15 Jan 2025, 09:3893.1 93.1%
2 Dec 2024, 13:1897.2 97.2%
4 Nov 2024, 11:4594 94%
9 Oct 2024, 12:2794.9 94.9%
12 Sep 2024, 12:3397.3 97.3%
13 Aug 2024, 15:1292.5 92.5%
26 Jun 2024, 09:0197.1 97.1%
5 Mar 2024, 11:3695 95%
9 Feb 2024, 09:2394.8 94.8%
24 Jan 2024, 11:1697.4 97.4%
6 Dec 2023, 09:2692.5 92.5%
8 Nov 2023, 14:4098 98%
2 Oct 2023, 15:2688.5 88.5%

Dissolved oxygen

as O2 · code 9924 · mg/l

10.9 mg/l

Sampled 26 Mar 2025, 18 months ago · 15 results banked

8910111213mg/l202420252026no sample published after Mar 20252 Oct 2023, 15:26: 8.71 mg/l8 Nov 2023, 14:40: 10.8 mg/l6 Dec 2023, 09:26: 11.3 mg/l24 Jan 2024, 11:16: 11.3 mg/l9 Feb 2024, 09:23: 10.9 mg/l5 Mar 2024, 11:36: 11.3 mg/l26 Jun 2024, 09:01: 9.36 mg/l13 Aug 2024, 15:12: 8.47 mg/l12 Sep 2024, 12:33: 10.3 mg/l9 Oct 2024, 12:27: 10 mg/l4 Nov 2024, 11:45: 10.2 mg/l2 Dec 2024, 13:18: 11 mg/l15 Jan 2025, 09:38: 11 mg/l3 Feb 2025, 10:33: 12.2 mg/l26 Mar 2025, 08:41: 10.9 mg/l
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:4110.9 10.9 mg/l
3 Feb 2025, 10:3312.2 12.2 mg/l
15 Jan 2025, 09:3811 11 mg/l
2 Dec 2024, 13:1811 11 mg/l
4 Nov 2024, 11:4510.2 10.2 mg/l
9 Oct 2024, 12:2710 10 mg/l
12 Sep 2024, 12:3310.3 10.3 mg/l
13 Aug 2024, 15:128.47 8.47 mg/l
26 Jun 2024, 09:019.36 9.36 mg/l
5 Mar 2024, 11:3611.3 11.3 mg/l
9 Feb 2024, 09:2310.9 10.9 mg/l
24 Jan 2024, 11:1611.3 11.3 mg/l
6 Dec 2023, 09:2611.3 11.3 mg/l
8 Nov 2023, 14:4010.8 10.8 mg/l
2 Oct 2023, 15:268.71 8.71 mg/l

Water temperature

code 0076 · °C

9.5 °C

Sampled 26 Mar 2025, 18 months ago · 15 results banked

5101520°C202420252026no sample published after Mar 20252 Oct 2023, 15:26: 16 °C8 Nov 2023, 14:40: 10.8 °C6 Dec 2023, 09:26: 6.8 °C24 Jan 2024, 11:16: 8.7 °C9 Feb 2024, 09:23: 9 °C5 Mar 2024, 11:36: 7.6 °C26 Jun 2024, 09:01: 17 °C13 Aug 2024, 15:12: 19.5 °C12 Sep 2024, 12:33: 12.9 °C9 Oct 2024, 12:27: 12.8 °C4 Nov 2024, 11:45: 11.4 °C2 Dec 2024, 13:18: 9.9 °C15 Jan 2025, 09:38: 8.1 °C3 Feb 2025, 10:33: 7.4 °C26 Mar 2025, 08:41: 9.5 °C
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:419.5 9.5 °C
3 Feb 2025, 10:337.4 7.4 °C
15 Jan 2025, 09:388.1 8.1 °C
2 Dec 2024, 13:189.9 9.9 °C
4 Nov 2024, 11:4511.4 11.4 °C
9 Oct 2024, 12:2712.8 12.8 °C
12 Sep 2024, 12:3312.9 12.9 °C
13 Aug 2024, 15:1219.5 19.5 °C
26 Jun 2024, 09:0117 17 °C
5 Mar 2024, 11:367.6 7.6 °C
9 Feb 2024, 09:239 9 °C
24 Jan 2024, 11:168.7 8.7 °C
6 Dec 2023, 09:266.8 6.8 °C
8 Nov 2023, 14:4010.8 10.8 °C
2 Oct 2023, 15:2616 16 °C

pH

code 0061

8.14

Sampled 26 Mar 2025, 18 months ago · 15 results banked

7.888.28.4202420252026no sample published after Mar 20252 Oct 2023, 15:26: 7.998 Nov 2023, 14:40: 8.36 Dec 2023, 09:26: 7.8924 Jan 2024, 11:16: 8.29 Feb 2024, 09:23: 7.855 Mar 2024, 11:36: 8.1826 Jun 2024, 09:01: 7.813 Aug 2024, 15:12: 8.2512 Sep 2024, 12:33: 7.859 Oct 2024, 12:27: 8.014 Nov 2024, 11:45: 8.152 Dec 2024, 13:18: 8.2915 Jan 2025, 09:38: 8.013 Feb 2025, 10:33: 8.1426 Mar 2025, 08:41: 8.14
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:418.14 8.14
3 Feb 2025, 10:338.14 8.14
15 Jan 2025, 09:388.01 8.01
2 Dec 2024, 13:188.29 8.29
4 Nov 2024, 11:458.15 8.15
9 Oct 2024, 12:278.01 8.01
12 Sep 2024, 12:337.85 7.85
13 Aug 2024, 15:128.25 8.25
26 Jun 2024, 09:017.8 7.8
5 Mar 2024, 11:368.18 8.18
9 Feb 2024, 09:237.85 7.85
24 Jan 2024, 11:168.2 8.2
6 Dec 2023, 09:267.89 7.89
8 Nov 2023, 14:408.3 8.3
2 Oct 2023, 15:267.99 7.99

Ammonia

ammoniacal nitrogen as N · code 0111 · mg/l

below 0.03 mg/l (not detected above this)

Sampled 26 Mar 2025, 18 months ago · 15 results banked

0.030.040.050.06mg/l202420252026no sample published after Mar 20252 Oct 2023, 15:26: below 0.03 mg/l (not detected above this)8 Nov 2023, 14:40: below 0.03 mg/l (not detected above this)6 Dec 2023, 09:26: below 0.03 mg/l (not detected above this)24 Jan 2024, 11:16: below 0.03 mg/l (not detected above this)9 Feb 2024, 09:23: 0.053 mg/l5 Mar 2024, 11:36: below 0.03 mg/l (not detected above this)26 Jun 2024, 09:01: 0.033 mg/l13 Aug 2024, 15:12: below 0.03 mg/l (not detected above this)12 Sep 2024, 12:33: below 0.03 mg/l (not detected above this)9 Oct 2024, 12:27: below 0.03 mg/l (not detected above this)4 Nov 2024, 11:45: below 0.03 mg/l (not detected above this)2 Dec 2024, 13:18: below 0.03 mg/l (not detected above this)15 Jan 2025, 09:38: below 0.03 mg/l (not detected above this)3 Feb 2025, 10:33: below 0.03 mg/l (not detected above this)26 Mar 2025, 08:41: below 0.03 mg/l (not detected above this)
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:41<0.03 below 0.03 mg/l (not detected above this)
3 Feb 2025, 10:33<0.03 below 0.03 mg/l (not detected above this)
15 Jan 2025, 09:38<0.03 below 0.03 mg/l (not detected above this)
2 Dec 2024, 13:18<0.03 below 0.03 mg/l (not detected above this)
4 Nov 2024, 11:45<0.03 below 0.03 mg/l (not detected above this)
9 Oct 2024, 12:27<0.03 below 0.03 mg/l (not detected above this)
12 Sep 2024, 12:33<0.03 below 0.03 mg/l (not detected above this)
13 Aug 2024, 15:12<0.03 below 0.03 mg/l (not detected above this)
26 Jun 2024, 09:010.033 0.033 mg/l
5 Mar 2024, 11:36<0.03 below 0.03 mg/l (not detected above this)
9 Feb 2024, 09:230.053 0.053 mg/l
24 Jan 2024, 11:16<0.03 below 0.03 mg/l (not detected above this)
6 Dec 2023, 09:26<0.03 below 0.03 mg/l (not detected above this)
8 Nov 2023, 14:40<0.03 below 0.03 mg/l (not detected above this)
2 Oct 2023, 15:26<0.03 below 0.03 mg/l (not detected above this)

Nitrate

as nitrogen (N) · code 0117 · mg/l

4.19 mg/l

Sampled 26 Mar 2025, 18 months ago · 15 results banked

234567mg/l202420252026no sample published after Mar 20252 Oct 2023, 15:26: 2.89 mg/l8 Nov 2023, 14:40: 4.99 mg/l6 Dec 2023, 09:26: 6.29 mg/l24 Jan 2024, 11:16: 4.79 mg/l9 Feb 2024, 09:23: 4.49 mg/l5 Mar 2024, 11:36: 4.29 mg/l26 Jun 2024, 09:01: 3.87 mg/l13 Aug 2024, 15:12: 3.48 mg/l12 Sep 2024, 12:33: 3.09 mg/l9 Oct 2024, 12:27: 4.29 mg/l4 Nov 2024, 11:45: 4.19 mg/l2 Dec 2024, 13:18: 3.99 mg/l15 Jan 2025, 09:38: 4.79 mg/l3 Feb 2025, 10:33: 4.49 mg/l26 Mar 2025, 08:41: 4.19 mg/l
Every result (15)
SampledResult as publishedReads as
26 Mar 2025, 08:414.19 4.19 mg/l
3 Feb 2025, 10:334.49 4.49 mg/l
15 Jan 2025, 09:384.79 4.79 mg/l
2 Dec 2024, 13:183.99 3.99 mg/l
4 Nov 2024, 11:454.19 4.19 mg/l
9 Oct 2024, 12:274.29 4.29 mg/l
12 Sep 2024, 12:333.09 3.09 mg/l
13 Aug 2024, 15:123.48 3.48 mg/l
26 Jun 2024, 09:013.87 3.87 mg/l
5 Mar 2024, 11:364.29 4.29 mg/l
9 Feb 2024, 09:234.49 4.49 mg/l
24 Jan 2024, 11:164.79 4.79 mg/l
6 Dec 2023, 09:266.29 6.29 mg/l
8 Nov 2023, 14:404.99 4.99 mg/l
2 Oct 2023, 15:262.89 2.89 mg/l

Phosphate

orthophosphate, reactive, as P · code 0180 · mg/l

0.039 mg/l

Sampled 26 Mar 2025, 18 months ago · 14 results banked

0.0250.050.0750.10.1250.15mg/l202420252026no sample published after Mar 20252 Oct 2023, 15:26: 0.13 mg/l8 Nov 2023, 14:40: 0.069 mg/l24 Jan 2024, 11:16: 0.04 mg/l9 Feb 2024, 09:23: 0.11 mg/l5 Mar 2024, 11:36: 0.043 mg/l26 Jun 2024, 09:01: 0.062 mg/l13 Aug 2024, 15:12: 0.11 mg/l12 Sep 2024, 12:33: 0.084 mg/l9 Oct 2024, 12:27: 0.1 mg/l4 Nov 2024, 11:45: 0.041 mg/l2 Dec 2024, 13:18: 0.057 mg/l15 Jan 2025, 09:38: 0.048 mg/l3 Feb 2025, 10:33: 0.047 mg/l26 Mar 2025, 08:41: 0.039 mg/l
Every result (14)
SampledResult as publishedReads as
26 Mar 2025, 08:410.039 0.039 mg/l
3 Feb 2025, 10:330.047 0.047 mg/l
15 Jan 2025, 09:380.048 0.048 mg/l
2 Dec 2024, 13:180.057 0.057 mg/l
4 Nov 2024, 11:450.041 0.041 mg/l
9 Oct 2024, 12:270.1 0.1 mg/l
12 Sep 2024, 12:330.084 0.084 mg/l
13 Aug 2024, 15:120.11 0.11 mg/l
26 Jun 2024, 09:010.062 0.062 mg/l
5 Mar 2024, 11:360.043 0.043 mg/l
9 Feb 2024, 09:230.11 0.11 mg/l
24 Jan 2024, 11:160.04 0.04 mg/l
8 Nov 2023, 14:400.069 0.069 mg/l
2 Oct 2023, 15:260.13 0.13 mg/l

Conductivity

at 25 °C · code 0077 · µS/cm

572 µS/cm

Sampled 26 Mar 2025, 18 months ago · 14 results banked

400450500550600650µS/cm202420252026no sample published after Mar 20258 Nov 2023, 14:40: 635 µS/cm6 Dec 2023, 09:26: 602 µS/cm24 Jan 2024, 11:16: 593 µS/cm9 Feb 2024, 09:23: 440 µS/cm5 Mar 2024, 11:36: 589 µS/cm26 Jun 2024, 09:01: 524 µS/cm13 Aug 2024, 15:12: 565 µS/cm12 Sep 2024, 12:33: 548 µS/cm9 Oct 2024, 12:27: 468 µS/cm4 Nov 2024, 11:45: 566 µS/cm2 Dec 2024, 13:18: 585 µS/cm15 Jan 2025, 09:38: 574 µS/cm3 Feb 2025, 10:33: 594 µS/cm26 Mar 2025, 08:41: 572 µS/cm
Every result (14)
SampledResult as publishedReads as
26 Mar 2025, 08:41572 572 µS/cm
3 Feb 2025, 10:33594 594 µS/cm
15 Jan 2025, 09:38574 574 µS/cm
2 Dec 2024, 13:18585 585 µS/cm
4 Nov 2024, 11:45566 566 µS/cm
9 Oct 2024, 12:27468 468 µS/cm
12 Sep 2024, 12:33548 548 µS/cm
13 Aug 2024, 15:12565 565 µS/cm
26 Jun 2024, 09:01524 524 µS/cm
5 Mar 2024, 11:36589 589 µS/cm
9 Feb 2024, 09:23440 440 µS/cm
24 Jan 2024, 11:16593 593 µS/cm
6 Dec 2023, 09:26602 602 µS/cm
8 Nov 2023, 14:40635 635 µS/cm

Everything measured here

12 determinands, each kept by its code, unit and sample material: results in different units or on different materials are never mixed. A “below” result is under the laboratory's detection limit, not zero.

Show all 12 rows
DeterminandMaterialResults First – lastLatest result
Oxygen, Dissolved, % Saturation 9901 River water 15 Oct 2023 – Mar 2025 95.4% 26 Mar 2025
Oxygen, Dissolved as O2 9924 River water 15 Oct 2023 – Mar 2025 10.9 mg/l 26 Mar 2025
Temperature of Water 0076 River water 15 Oct 2023 – Mar 2025 9.5 °C 26 Mar 2025
pH 0061 River water 15 Oct 2023 – Mar 2025 8.14 26 Mar 2025
Ammoniacal Nitrogen as N 0111 River water 15 Oct 2023 – Mar 2025 below 0.03 mg/l 26 Mar 2025
Nitrate as N 0117 River water 15 Oct 2023 – Mar 2025 4.19 mg/l 26 Mar 2025
Orthophosphate, reactive as P 0180 River water 14 Oct 2023 – Mar 2025 0.039 mg/l 26 Mar 2025
Conductivity at 25 C 0077 River water 14 Nov 2023 – Mar 2025 572 µS/cm 26 Mar 2025
Alkalinity to pH 4.5 as CaCO3 0162 River water 15 Oct 2023 – Mar 2025 200 mg/l 26 Mar 2025
Ammonia un-ionised as N 0119 River water 15 Oct 2023 – Mar 2025 below 0.00053 mg/l 26 Mar 2025
Nitrite as N 0118 River water 15 Oct 2023 – Mar 2025 0.015 mg/l 26 Mar 2025
Nitrogen, Total Oxidised as N 0116 River water 15 Oct 2023 – Mar 2025 4.2 mg/l 26 Mar 2025

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.