We would welcome your feedback to help us make future improvements.

sampling point
Avon Cowbridge

Description AVON COWBRIDGE
Sampling point ID SW-Z1012601
Type Freshwater – Rivers
Status open
Location easting northing: 394328 186298
lat lon: 51.575512, -2.083235
Area Wessex
Sub-Area North Wessex
Summary 243 samples taken between 2024 and 2000

Determinands

Determinands identify a property which can be measured on a sample or the sampling environment, together with the units in which the result of that measurement will be expressed.

37 determinands have been measured at this site
  • Action taken
  • Alky pH 4.5
  • Ammonia(N)
  • BOD ATU
  • C - Org Filt
  • CHLOROPHYLL
  • COD as O2
  • Ca Filtered
  • Calcium - Ca
  • Chloride Ion
  • Cond @ 20C
  • Cond @ 25C
  • Cu Filtered
  • Fe- Filt
  • Hardness
  • Hdnss Ca
  • Hdnss Mg
  • Magnesium-Mg
  • Mg Filtered
  • Mn BLM Bio
  • Mn- Filtered
  • N Inorganic
  • N Oxidised
  • NH3 un-ion
  • Nitrate-N
  • Nitrite-N
  • O Diss %sat
  • Orthophospht
  • Oxygen Diss
  • Potassium- K
  • SiO2 Rv
  • Sld Sus@105C
  • Temp Water
  • Type of Flow
  • WethPresPrec
  • Zinc - as Zn
  • pH

Sampling results

Displaying the twenty most recent samples. You can see all 243 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 5 Jun 2023 to 1 Mar 2024

NotationDeterminandUnits 5 Jun
2023
13:27
27 Jul
2023
09:49
14 Aug
2023
15:49
4 Sep
2023
14:14
11 Oct
2023
12:39
1 Nov
2023
10:28
6 Dec
2023
09:30
10 Jan
2024
09:58
1 Feb
2024
10:11
1 Mar
2024
12:41
0061pH7.977.757.717.897.777.847.998.178.127.98
0076Temperature of Water°C13.815.116.416.314.311.67.84.98.58.1
0077Conductivity at 25 Cμs/cm596681644665674570550616610550
0111Ammoniacal Nitrogen as Nmg/l0.0750.570.360.110.180.0690.0640.050.0480.075
0116Nitrogen, Total Oxidised as Nmg/l6.96.86.56.775.75.376.95.1
0117Nitrate as Nmg/l6.866.646.46.626.935.685.286.986.895.08
0118Nitrite as Nmg/l0.0410.160.10.0790.0710.0230.0170.0170.0150.016
0119Ammonia un-ionised as Nmg/l0.001690.008580.005450.002480.002670.000990.000970.000630.000780.00114
0162Alkalinity to pH 4.5 as CaCO3mg/l250240240240250240240260260230
0180Orthophosphate, reactive as Pmg/l0.0280.160.160.080.120.0970.0760.050.0540.055
9901Oxygen, Dissolved, % Saturation%9583.583.593.983.791.496.79997.197.2
9924Oxygen, Dissolved as O2mg/l9.818.388.159.198.559.9211.512.711.311.5

Samples from 8 Aug 2022 to 16 May 2023

NotationDeterminandUnits 8 Aug
2022
13:06
5 Sep
2022
13:13
27 Oct
2022
15:16
10 Nov
2022
08:56
19 Jan
2023
09:12
8 Feb
2023
10:18
22 Feb
2023
10:49
8 Mar
2023
10:37
5 Apr
2023
09:42
16 May
2023
12:59
0061pH7.997.877.757.818.088.078.168.067.998.2
0076Temperature of Water°C17.616.714.811.16.36.79.269.612
0077Conductivity at 25 Cμs/cm719725707603583649656666578617
0111Ammoniacal Nitrogen as Nmg/l0.130.140.110.045< 0.030.0950.180.28< 0.030.077
0116Nitrogen, Total Oxidised as Nmg/l4.85.67.2127.47.77.67.46.76.8
0117Nitrate as Nmg/l4.715.527.1127.387.687.567.376.696.78
0118Nitrite as Nmg/l0.0860.0780.10.0310.0190.0240.0360.0350.0110.02
0119Ammonia un-ionised as Nmg/l0.004030.003110.001620.00058< 0.000420.001360.00310.00381< 0.000520.00163
0162Alkalinity to pH 4.5 as CaCO3mg/l240240210190220260260240240250
0180Orthophosphate, reactive as Pmg/l0.110.0950.110.0770.0460.0290.030.0310.0380.036
9901Oxygen, Dissolved, % Saturation%89.378.879.191.4100.2100.198.295.498104.7
9924Oxygen, Dissolved as O2mg/l8.57.647.991012.412.211.311.911.111.3