sampling point
Southall Sewer At Wennington Road
| Description | RUNNING WATER BROOK (SOUTHALL SEWER) AT WENNINGTON ROAD, RAINHAM |
|---|---|
| Sampling point ID | TH-PTNR0088 |
| Type | Freshwater – Unspecified |
| Status | open |
| Location |
easting northing: 553220 181410 lat lon: 51.510842, 0.206572 |
| Area | Hertfordshire And North London |
| Sub-Area | L&W Herts & North London |
| Summary | 149 samples taken between 2020 and 2007 |
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.
24 determinands have been measured at this site
- Alky pH 4.5
- Ammonia(N)
- C - Org Filt
- Ca Filtered
- Calcium - Ca
- Cond @ 20C
- Cond @ 25C
- Fe- Filt
- Hardness
- Magnesium-Mg
- Mn BLM Bio
- Mn- Filtered
- N Oxidised
- NH3 un-ion
- NO FLOW/SAMP
- Nitrate-N
- Nitrite-N
- O Diss %sat
- Orthophospht
- Oxygen Diss
- Sld Sus@105C
- Temp Water
- Type of Flow
- pH
Sampling results
Displaying the twenty most recent samples. You can see all 149 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).
Samples from 19 Jul 2019 to 6 Mar 2020
| Notation | Determinand | Units | 19 Jul 2019 09:23 | 23 Jul 2019 11:04 | 16 Aug 2019 10:44 | 4 Sep 2019 12:09 | 28 Oct 2019 10:56 | 11 Nov 2019 13:26 | 17 Dec 2019 10:59 | 21 Jan 2020 11:28 | 21 Feb 2020 10:59 | 6 Mar 2020 13:32 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.62 | 7.51 | 7.64 | 7.65 | 7.69 | 7.76 | 7.82 | 8.03 | |||
| 0076 | Temperature of Water | °C | 15.3 | 16 | 8.5 | 7.8 | 6.8 | 3.6 | 6.4 | 8.7 | ||
| 0077 | Conductivity at 25 C | μs/cm | 1097 | 949 | 1202 | 1260 | 1240 | 1271 | 1168 | 994 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 2.6 | 0.052 | 0.038 | 0.036 | 0.14 | 0.063 | 0.086 | 0.072 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | < 0.2 | 1.6 | 3.5 | 3.78 | 9.7 | 7.7 | 6.3 | 4.8 | ||
| 0117 | Nitrate as N | mg/l | 0.189 | 1.58 | 3.48 | 3.76 | 9.63 | 7.66 | 6.23 | 4.77 | ||
| 0118 | Nitrite as N | mg/l | 0.011 | 0.025 | 0.019 | 0.0237 | 0.074 | 0.044 | 0.069 | 0.035 | ||
| 0119 | Ammonia un-ionised as N | mg/l | 0.0296 | 0.00048 | 0.00027 | 0.00025 | 0.001 | 0.00042 | 0.0008 | 0.00119 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 320 | 210 | 240 | 267 | 250 | 270 | 270 | 240 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.075 | 0.24 | 0.17 | 0.169 | 0.15 | 0.14 | 0.087 | 0.068 | ||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 16.4 | 49 | 71.7 | 74.3 | 67.6 | 80 | 80.5 | 116.3 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 1.64 | 4.82 | 8.38 | 8.83 | 8.24 | 10.6 | 9.91 | 13.5 |
Samples from 9 May 2018 to 30 May 2019
| Notation | Determinand | Units | 9 May 2018 11:50 | 4 Jun 2018 11:41 | 5 Jul 2018 10:41 | 25 Sep 2018 13:58 | 16 Oct 2018 11:38 | 9 Nov 2018 13:34 | 18 Jan 2019 09:39 | 21 Feb 2019 12:14 | 5 Apr 2019 11:15 | 30 May 2019 13:56 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0061 | pH | 7.58 | 7.54 | 7.54 | 7.49 | 7.74 | 7.94 | 7.95 | 7.94 | |||
| 0076 | Temperature of Water | °C | 16.1 | 17.4 | 12.4 | 15 | 9.8 | 2.9 | 8.8 | 8.6 | ||
| 0077 | Conductivity at 25 C | μs/cm | 1373 | 1259 | 874 | 960 | 1086 | 1426 | 1502 | 1454 | ||
| 0111 | Ammoniacal Nitrogen as N | mg/l | 0.056 | 0.086 | 0.057 | 0.04 | 0.044 | 0.078 | 0.316 | 0.057 | ||
| 0116 | Nitrogen, Total Oxidised as N | mg/l | 4.78 | 3.26 | 12.5 | 11.3 | 14.4 | 8.35 | 7.34 | 5.77 | ||
| 0117 | Nitrate as N | mg/l | 4.73 | 3.18 | 12.5 | 11.2 | 14.4 | 8.33 | 7.26 | 5.75 | ||
| 0118 | Nitrite as N | mg/l | 0.0465 | 0.0777 | 0.0257 | 0.0511 | 0.0475 | 0.0213 | 0.0777 | 0.02 | ||
| 0119 | Ammonia un-ionised as N | mg/l | 0.00062 | 0.00095 | 0.00044 | 0.00033 | 0.00044 | 0.00074 | 0.00471 | 0.00082 | ||
| 0162 | Alkalinity to pH 4.5 as CaCO3 | mg/l | 326 | 305 | 143 | 155 | 174 | 279 | 313 | 311 | ||
| 0180 | Orthophosphate, reactive as P | mg/l | 0.124 | 0.258 | 0.176 | 0.211 | 0.189 | 0.088 | 0.059 | 0.06 | ||
| 7668 | No flow /No sample | 0 | 0 | |||||||||
| 9901 | Oxygen, Dissolved, % Saturation | % | 67.9 | 35.3 | 51.3 | 50 | 70.9 | 83.3 | 94.9 | 96.4 | ||
| 9924 | Oxygen, Dissolved as O2 | mg/l | 6.67 | 3.37 | 5.47 | 5.03 | 8.03 | 11.2 | 11 | 11.2 |