sampling point
River Derwent At Milford

Description	RIVER DERWENT AT MILFORD
Sampling point ID	MD-49700000
Type	Freshwater – Rivers
Status	open
Location	easting northing: 435102 345122 lat lon: 53.002262, -1.478379
Area	Derbyshire Nottinghamshire And Leicestershire
Sub-Area	Derbyshire, Derwent And Erewash
Summary	251 samples taken between 2024 and 2000

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.

73 determinands have been measured at this site

Al- Filtered
Alky pH 4.5
Aluminium-Al
Ammonia(N)
B - Filtered
BOD ATU
Ba- Filtered
Barium - Ba
Boron - as B
C - Org Filt
CHLOROPHYLL
COD as O2
Ca Filtered
Cadmium - Cd
Calcium - Ca
Cd Filtered
Chloride Ion
Chlorophylls
Chromium -Cr
Cond @ 20C
Cond @ 25C
Copper - Cu
Cr- Filtered
Cu BLM Bio
Cu Filtered
Fe- Filt
Hardness
IonicBalance
Iron - as Fe
K- Filtered
Lead - as Pb
Lithium - Li
Lithium Filt
Magnesium-Mg
Manganse-Mn
Mg Filtered
Mn BLM Bio
Mn- Filtered
N Oxidised
NH3 un-ion
Na- Filtered
Ni BLM Bio
Ni- Filtered
Nickel - Ni
Nitrate-N
Nitrite-N
O Diss %sat
Oil & Grs Vs
Orthophospht
Oxygen Diss
Pb BLM Bio
Pb Filtered
Phenol Odour
Potassium- K
SO4dis
SiO2 Rv
Sld Sus@105C
Sodium - Na
Strontium-Sr
StrontumFilt
Sulphate SO4
Temp Water
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
Zn BLM Bio
Zn- Filtered
pH
pH in-situ

Displaying the twenty most recent samples. You can see all 251 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 15 Jun 2023 to 25 Mar 2024

Notation	Determinand	Units	15 Jun 2023 10:45	3 Jul 2023 10:57	9 Aug 2023 09:01	19 Sep 2023 10:43	25 Oct 2023 10:21	21 Nov 2023 11:21	18 Dec 2023 14:31	16 Jan 2024 12:29	13 Feb 2024 11:44	25 Mar 2024 12:19
0050	Lead	μg/l	5.5	7.3	11	8.2	23	13	8.6	7.5	8.9	11
0052	Lead, Dissolved	μg/l	1.7	2.2	3.3	1.7	3.5	2.8	1.9	1.2	1.7	1.8
0061	pH		8.2	8.2	8.2	8.1	8.1	8.1	8.4	8.2	8.1	8.2
0076	Temperature of Water	°C	19.2	15.5	13.2	14.9	10.5	9.5	9.3	4.5	7	8.3
0077	Conductivity at 25 C	μs/cm	620	632	481	880	412	346	485	554	448	422
0106	Cadmium, Dissolved	μg/l	0.28	0.27	0.21	0.17	0.25	0.23	0.38	0.38	0.29	0.24
0108	Cadmium	μg/l	0.42	0.5	0.51	0.43	0.57	0.46	0.58	0.63	0.54	0.51
0111	Ammoniacal Nitrogen as N	mg/l	0.13	0.068	0.034	0.13	0.072	0.043	0.066	0.12	0.063	0.059
0116	Nitrogen, Total Oxidised as N	mg/l	3.2	3.3	2.7	4.6	2.9	2.2	3.3	3.6	3.2	2.6
0118	Nitrite as N	mg/l	0.039	0.03	0.012	0.046	0.012	0.013	0.012	0.014	0.0095	0.0087
0135	Solids, Suspended at 105 C	mg/l	4	< 3	5.7	8.2	12	8.6	4	4.9	5.6	6.2
0158	Hardness, Total as CaCO3	mg/l	219	223	192	232	167	141	199	224	179	169
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	180	180	150	180	150	120	160	180	150	140
0172	Chloride	mg/l	48	47	28	110	20	15	29	35	28	26
0180	Orthophosphate, reactive as P	mg/l	0.14	0.15	0.069	0.3	0.055	0.037	0.044	0.059	0.046	0.051
0182	Silica, reactive as SiO2	mg/l	6.9	7.7	6.9	8.3	7.2	6.7	7.3	7.2	6.9	6.4
0183	Sulphate as SO4	mg/l	59	71	41	87	32	26	36	43	35	31
0205	Sodium, Dissolved	mg/l	38	44	22	86	15	13	21	26	21	19
0207	Sodium	mg/l	38	43	22	87	16	13	21	26	22	20
0209	Potassium, Dissolved	mg/l	3.6	3.6	2.6	6.4	2.5	2	2.5	2.6	2.4	2.4
0211	Potassium	mg/l	3.7	3.6	2.6	6.4	2.6	2.1	2.5	2.6	2.4	2.3
0235	Magnesium, Dissolved	mg/l	12	13	8.4	17	6	5.2	7.7	9.6	7.1	7.2
0237	Magnesium	mg/l	12	13	8.4	17	6.1	5.2	7.7	9.5	7.1	7.3
0239	Calcium, Dissolved	mg/l	68	68	63	65	57	48	67	74	60	56
0241	Calcium	mg/l	69	68	63	66	59	48	67	74	60	57
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	2.5	2.3	3.7	4.2	4	4.7	2.3	1.6	2.4	2.9
3164	Chromium	μg/l	< 0.5	< 0.5	0.54	0.51	0.85	0.75	< 0.5	0.57	< 0.5	0.55
3169	pH : In Situ		9.4	8.02
3377	Lead : BLM Bioavailable	μg/l	0.68	0.96	0.89	0.4	0.88	0.6	0.83	0.75	0.71	0.62
3408	Zinc, Dissolved	μg/l	47	61	39	65	37	33	55	57	42	36
3409	Chromium, Dissolved	μg/l	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l	2.1	2.2	2.1	2.6	2.3	2.3	2.3	2.1	2	2.1
3878	Nickel : BLM Bioavailable	μg/l	1.1	1.2	1	1.1	1.1	1.1	1.6	1.2	1	1.2
4201	Lithium, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
4820	Manganese : BLM Bioavailable	μg/l	16	22	26	45	34	17	25	26	19	21
4821	Copper : BLM Bioavailable	μg/l	0.29	0.33	0.17	0.14	0.16	0.12	0.39	0.28	0.2	0.2
4822	Zinc : BLM Bioavailable	μg/l	26	34	18	27	16	13	31	36	24	19
6050	Manganese	μg/l	30	37	42	73	68	39	34	40	30	36
6051	Iron	μg/l	150	220	370	450	620	510	270	240	300	390
6059	Boron	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6062	Barium	μg/l	160	150	140	110	160	110	160	170	140	130
6063	Strontium	μg/l	320	330	220	340	150	120	190	230	160	170
6064	Lithium	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l	1.4	1.4	1.4	1.6	1.7	1.6	1.2	0.77	1.1	1.2
6452	Copper	μg/l	1.7	1.9	1.9	2.4	2.6	2.5	1.4	1.5	1.4	1.7
6455	Zinc	μg/l	72	75	57	110	78	66	61	73	51	53
6458	Manganese, Dissolved	μg/l	16	22	26	45	34	17	25	32	19	21
6460	Iron, Dissolved	μg/l	53	71	140	130	110	150	70	42	67	80
6462	Nickel	μg/l	2.4	2.5	2.5	3	3.3	2.9	2.6	2.5	2.4	2.6
6693	Strontium, Filtered	μg/l	320	330	220	330	150	120	190	230	160	160
7044	Ionic Balance	%	-1.83	-1.62	0.241	-1.14	-2.64	-1.13	-0.479	-0.582	-1.6	0.118
7859	Sulphate, Dissolved as SO4	mg/l	59	71	41	87	31	26	37	44	35	31
9446	Barium, Dissolved	μg/l	160	140	130	100	140	100	150	160	130	120
9447	Boron, Dissolved	μg/l	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100	< 100

Samples from 10 Oct 2019 to 5 Jun 2023

Notation	Determinand	Units	10 Oct 2019 10:50	20 Nov 2019 13:10	5 Dec 2019 13:28	9 Jan 2020 09:08	11 Feb 2020 13:28	10 Mar 2020 10:01	15 Feb 2023 10:50	8 Mar 2023 12:11	11 May 2023 13:44	5 Jun 2023 12:42
0050	Lead	μg/l							4.8	4.8	7.2	5.8
0052	Lead, Dissolved	μg/l							1.4	1.8	2.2	1.9
0061	pH		8.12	7.97	8.11	8.1	7.99	8.12	8.2	8.3	8.2	8.2
0076	Temperature of Water	°C	10.5	6.9	6.4	8.5	5.3	8.5	6.2	5.9	13	14.8
0077	Conductivity at 25 C	μs/cm							655	371	552	614
0085	BOD : 5 Day ATU	mg/l	< 1	1.3	1.3	2.2	1.6	2
0106	Cadmium, Dissolved	μg/l							0.33	0.4	0.26	0.33
0108	Cadmium	μg/l							0.57	0.56	0.45	0.49
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.053	0.065	0.14	0.04	0.077	0.15	0.12	0.12	0.083
0116	Nitrogen, Total Oxidised as N	mg/l	2.8	3.39	2.9	3.4	2.7	2.5	4	3.6	3.3	3.4
0117	Nitrate as N	mg/l	2.79	3.38	2.89	3.37	2.69	2.49
0118	Nitrite as N	mg/l	0.0073	0.0114	0.012	0.03	0.0088	0.013	0.024	0.023	0.028	0.033
0119	Ammonia un-ionised as N	mg/l	< 0.00057	0.00072	0.00091	0.00229	0.0005	0.00126
0135	Solids, Suspended at 105 C	mg/l	6.1	6.12	3.4	24	19	34	4.1	3.3	6.4	4.6
0158	Hardness, Total as CaCO3	mg/l							227	219	200	224
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	130	159	140	160	120	140	180	170	160	180
0172	Chloride	mg/l							58	45	45	44
0180	Orthophosphate, reactive as P	mg/l							0.69	0.094	0.13	0.11
0182	Silica, reactive as SiO2	mg/l							7.5	6.6	5.6	6.1
0183	Sulphate as SO4	mg/l							60	56	50	63
0205	Sodium, Dissolved	mg/l							44	36	33	37
0207	Sodium	mg/l							43	35	33	37
0209	Potassium, Dissolved	mg/l							3.6	3.1	3.3	3.3
0211	Potassium	mg/l							3.2	3.1	3.4	3.2
0235	Magnesium, Dissolved	mg/l							12	12	11	12
0237	Magnesium	mg/l							12	12	11	12
0239	Calcium, Dissolved	mg/l							71	68	62	70
0241	Calcium	mg/l							70	68	62	70
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l							2.4	1.8	2.5	2
3164	Chromium	μg/l							< 0.5	< 0.5	< 0.5	< 0.5
3169	pH : In Situ								8.03	8.31	8.15	8.18
3377	Lead : BLM Bioavailable	μg/l								1	0.88	0.95
3408	Zinc, Dissolved	μg/l							60	63	44	56
3409	Chromium, Dissolved	μg/l							< 0.5	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l							2	2.2	2.1	2
3878	Nickel : BLM Bioavailable	μg/l								1.4	1.2	1.1
4201	Lithium, Dissolved	μg/l							< 100	< 100	< 100	< 100
4820	Manganese : BLM Bioavailable	μg/l								21	23	15
4821	Copper : BLM Bioavailable	μg/l								0.38	0.25	0.31
4822	Zinc : BLM Bioavailable	μg/l								39	24	33
6037	Aluminium, Dissolved	μg/l							19	18
6050	Manganese	μg/l							31	26	32	28
6051	Iron	μg/l							200	200	260	180
6057	Aluminium	μg/l							53	42
6059	Boron	μg/l							< 100	< 100	< 100	< 100
6062	Barium	μg/l							150	140	130	160
6063	Strontium	μg/l							290	290	240	310
6064	Lithium	μg/l							< 100	< 100	< 100	< 100
6450	Copper, Dissolved	μg/l							0.87	1	1.2	1.1
6452	Copper	μg/l							1.6	1	1.5	1.6
6455	Zinc	μg/l							74	73	56	79
6458	Manganese, Dissolved	μg/l							28	23	23	18
6460	Iron, Dissolved	μg/l							62	85	83	62
6462	Nickel	μg/l							2.5	2.2	2.3	2.3
6693	Strontium, Filtered	μg/l							280	290	240	310
7044	Ionic Balance	%							-2.55	-0.896	-1.98	-1.77
7859	Sulphate, Dissolved as SO4	mg/l							59	57	50	63
9446	Barium, Dissolved	μg/l							150	140	130	150
9447	Boron, Dissolved	μg/l							< 100	< 100	< 100	< 100
9901	Oxygen, Dissolved, % Saturation	%	101.9	102	100	99.8	97.3	101.5
9924	Oxygen, Dissolved as O2	mg/l	11.3	12.4	12.3	11.7	12.3	11.9

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sampling point River Derwent At Milford

Determinands

Sampling results

Samples from 15 Jun 2023 to 25 Mar 2024

Samples from 10 Oct 2019 to 5 Jun 2023

sampling point
River Derwent At Milford