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sampling point
Little Don At Crookland Wood

Description LITTLE DON AT CROOKLAND WOOD
Sampling point ID NE-49301789
Type Freshwater – Rivers
Status open
Location easting northing: 419766 400611
lat lon: 53.501814, -1.703474
Area Yorkshire
Sub-Area Don, Rother
Summary 149 samples taken between 2023 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.

53 determinands have been measured at this site
  • Action taken
  • Al- Filtered
  • Alky pH 4.5
  • Aluminium-Al
  • Ammonia(N)
  • BOD ATU
  • C - Org Filt
  • Calcium - Ca
  • Chloride Ion
  • Cl2 Free
  • Colour Filt
  • ColourAbnoml
  • Cond @ 25C
  • Cu Filtered
  • Fe- Filt
  • Foam Visible
  • Hardness
  • Iron - as Fe
  • Liqcolour-mn
  • Liqcolour-se
  • Liqcolour-st
  • Magnesium-Mg
  • Manganse-Mn
  • Mn- Filtered
  • N Oxidised
  • N-Kjeldahl
  • NH3 un-ion
  • NO FLOW/SAMP
  • Nitrate-N
  • Nitrite-N
  • Nitrogen - N
  • O Diss %sat
  • Obs Flow ROC
  • Oil & Grs Vs
  • Orthophospht
  • Oxygen Diss
  • Phenol Odour
  • Phosphorus-P
  • Potassium- K
  • Salinty in-f
  • Sld Sus@105C
  • Sodium - Na
  • Solid quanty
  • Sulphate SO4
  • Temp Water
  • Type of Flow
  • Visit-NoBott
  • Weth7Dy-Prec
  • Weth7Dy-Temp
  • WethPresPrec
  • WethPresTemp
  • Zinc - as Zn
  • 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 26 Jun 2017 to 4 Sep 2023

NotationDeterminandUnits26 Jun
2017
10:49
12 Jul
2017
11:17
7 Sep
2017
10:06
16 Mar
2018
11:00
11 Sep
2018
14:43
19 Mar
2019
12:35
4 Oct
2019
11:22
5 Mar
2020
11:50
20 Sep
2021
14:47
4 Sep
2023
11:24
0061pH7.857.726.864.977.216.085.026.726.567.75
0076Temperature of Water°C1415.612.14.614.17.510.94.712.316.3
0077Conductivity at 25 Cμs/cm96866065776748725480
0111Ammoniacal Nitrogen as Nmg/l0.01410.01190.01670.07540.01280.03150.0130.0130.0120.0082
0116Nitrogen, Total Oxidised as Nmg/l0.0710.07290.1640.4950.3860.4980.10.430.40.21
0117Nitrate as Nmg/l0.06920.07190.160.4940.3840.4970.0990.4290.3990.209
0118Nitrite as Nmg/l0.001790.001040.003610.001090.00165< 0.001< 0.001< 0.001< 0.001< 0.001
0119Ammonia un-ionised as Nmg/l0.000250.000173.0e-05< 1.0e-055.0e-05< 1.0e-05< 1.0e-05< 1.0e-05< 1.0e-050.00013
0162Alkalinity to pH 4.5 as CaCO3mg/l201513< 512597< 513
0180Orthophosphate, reactive as Pmg/l0.01210.01460.01350.00570.01070.00520.010.00310.00490.0042
9901Oxygen, Dissolved, % Saturation%106107100.998.2100.495.8101.8103.398.1101.8
9924Oxygen, Dissolved as O2mg/l10.910.610.812.710.311.511.213.310.59.96

Samples from 21 Jun 2016 to 22 May 2017

NotationDeterminandUnits21 Jun
2016
12:20
19 Jul
2016
12:27
22 Aug
2016
11:23
27 Oct
2016
15:27
10 Nov
2016
10:41
28 Nov
2016
12:50
16 Jan
2017
11:57
22 Feb
2017
09:50
17 Mar
2017
11:14
22 May
2017
14:13
0061pH7.727.835.247.015.497.316.274.828.238.09
0076Temperature of Water°C14.121.715.410.75.47.26.66.78.115.7
0077Conductivity at 25 Cμs/cm557550339568366537882
0111Ammoniacal Nitrogen as Nmg/l0.01590.01380.02860.0070.02640.02650.0290.02840.0120.0085
0116Nitrogen, Total Oxidised as Nmg/l0.1770.1790.2510.5040.2530.6160.4130.3530.4950.173
0117Nitrate as Nmg/l0.1760.1770.2360.5030.250.5850.4120.3520.4940.17
0118Nitrite as Nmg/l< 0.0010.001510.01470.001120.003380.0313< 0.001< 0.001< 0.0010.00338
0119Ammonia un-ionised as Nmg/l0.000210.0004< 1.0e-051.0e-05< 1.0e-058.0e-05< 1.0e-05< 1.0e-050.000190.00023
0162Alkalinity to pH 4.5 as CaCO3mg/l913< 55012117< 5815
0180Orthophosphate, reactive as Pmg/l0.01170.00830.01060.00730.01170.0020.0060.00770.00230.0106
9901Oxygen, Dissolved, % Saturation%95.8102.496.995.198.490.38598.4101.496.5
9924Oxygen, Dissolved as O2mg/l9.838.989.6610.512.410.910.412129.56