sampling point
Derwent Res On River Derwent - Dwd Smpt

Description	DERWENT RESERVOIR ON RIVER DERWENT - DWD
Sampling point ID	MD-49714220
Type	Freshwater – Lakes/Ponds/Reservoirs
Status	open
Location	easting northing: 417100 389810 lat lon: 53.404824, -1.744248
Area	Derbyshire Nottinghamshire And Leicestershire
Sub-Area	Derbyshire, Derwent And Erewash
Summary	239 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.

327 determinands have been measured at this site

1,1,1,2 -TET
1,1,1-TCA
1,1-Dichloro
1,2 -DIBROMO
1,2,3-TCB
1,2,3-Trimet
1,2,4-TCB
1,2,4-Trimet
1,2-DCB
1,3 -DICHLOR
1,3 -DICHLOR
1,3 -DICHLOR
1,3,5-TCB
1,3-DCB
1122TetClEth
112TCEthan
11DClEthan
11DiClPropen
12-DCA
123TriClProp
12DCPa
12Dibromethn
135TriMeBenz
14Dichlrbnzn
2,3,6-TBA
2,3-Xylenol
2,4,6-T
2,4-D
2,4-DB
2,4-Xylenol
2,5-Xylenol
2,6-DCP
2,6-Xylenol
2-Ethylphenl
22DCPropan
23Dichloropl
245-T
245Trichlphl
24Dichloropl
25Dichlrphnl
2Chlorophenl
2Chlortoluen
2Phenoxyprop
3,4 Xylenol
3,5-Xylenol
3Chlorophenl
3Chlorotolun
4 -ISO-PROPY
4-CAA
4-nonPhenol
4Chlorotolun
4Cl3MePhenol
4ClPhenol
4Phenoxbutyr
ACENAPTHEN
Acenapthylen
Aclonifen
Acrb-slphn
Acrb-slphx
Al Active
Al- Filtered
Alachlor
Aldicarb
Aldrin
Alk-Gran
Ammonia(N)
Anthracene
Arsenic - As
As-Filtered
Asulam
Atrazine
Azoxystrobin
B - Filtered
B-(a)-anthra
B-[a]-pyrene
B-[b]-fluora
B-[e]-pyrene
B-[ghi]-pery
B-[k]-fluora
BOD ATU
BROMO-DCM
Ba- Filtered
Barium - Ba
Benazolin
Bentazone
BenzButPhtha
Benzene
Bifenox
Boron - as B
BrClMethan
Bromobenzene
Bromoform
Bromoxynil
C - Org Filt
CHCl3 Extrac
CHLOROPHYLL
CN Free
COD as O2
Ca Filtered
Cadmium - Cd
Calcium - Ca
Carbaryl
Carbendazim
Carbetamide
Carbofuran
Carbon Tet
Carbon diS
Cd Filtered
Chlordbrmthn
Chlorfenvphs
Chloridazon
Chloride Ion
Chlorobenzen
Chloroform
Chloromethan
Chlorothalnl
Chloroxuran
Chloroxylenl
Chlortoluron
Chromium -Cr
Chrysene
Clopyralid
ClpyrifosEt
Colour Filt
Cond @ 20C
Cond @ 25C
Copper - Cu
Cr Hex Filt
Cr Hexavalnt
Cr- Filtered
Cu BLM Bio
Cu Filtered
Cyanide - CN
Cypermeth ID
Cypermethrin
DDE (PP')
DDT (OP')
DDT (PP)
DDT Derived
DEHP
DiClBenzPhWW
DiClMe
Diazinon
Dibenz[ah]an
Dibromomethn
Dicamba
Dichlorprop
Dichlorvos
Dieldrin
Diflurobnzrn
Dimethoate
Diuron
DtrgtAncSyn
ETBE
Endosulphan
EndosulphanA
EndosulphanB
Endrin
Ethenylbenzn
Ethiofencarb
Ethirimol
Ethylbenzene
FLUORENE
Fe- Filt
Fenitrothion
Fenoprop
Fenuron
Fluoranthene
Fluoride - F
Fluoroxypyr
HBCDD
HCH Alpha
HCH Beta
HCH Delta
HCH Gamma
HEXACHLORO 1
Heptachlor
Hexachlorbnz
Hg Filtered
HxClEthane
Hydrocarbons
ICP-MS Semiq
Imazapyr
Ind123pyrene
Ioxynil
Irgarol 1051
IsoPropylBen
Isodrin
Isoproturon
K- Filtered
Lead - as Pb
Linuron
Lithium Filt
MCPA
MCPB
MR Screen
MTBE
Magnesium-Mg
Malathion
Manganse-Mn
Mecoprop
Mercury - Hg
Methabnzthzn
Methiocarb
Methomyl
Metoxuron
MetsulfrnMyl
Mg Filtered
Mn BLM Bio
Mn- Filtered
Monolinuron
Monuron
N Oxid Filt
N Oxidised
N-Kjeldahl
NATGRIDREF
NH3 filt N
NH3 un-ion
Na- Filtered
Naphthalene
Neburon
Ni BLM Bio
Ni- Filtered
Nitrate-N
Nitrite-N
Nitrogen - N
O Diss %sat
OILS UV
Odour - DF
Oil & Grs Vs
Orthophospht
OrthophsFilt
Oxamyl
Oxygen Diss
PAH (WHO)
PAHs
PBDE 100
PBDE 138
PBDE 153
PBDE 154
PBDE 183
PBDE 28
PBDE 47
PBDE 66
PBDE 85
PBDE 99
PCB Con 028
PCB Con 052
PCB Con 101
PCB Con 118
PCB Con 138
PCB Con 153
PCB Con 180
PCBs
PClBenzene
PFOS
PYRENE
Parathion
Pb BLM Bio
Pb Filtered
Pendimethaln
Pentachlrphl
Permethrn-Tr
Permethrn-cs
Perylene
Pest EC-SW
Phenanthrene
Phenol
Phenol Odour
PhenolsSWAD
PhenoxytcAcd
Phosphorus-P
Phytoplankto
Pichloram
Potassium- K
Propoxur
Quinoxyfen
SO4dis
Se- Filtered
SecButylbenz
Selenium -Se
Simazine
Sld Sus@105C
Sodium - Na
StrontumFilt
Sulcotrione
Sulphate SO4
TAME
TDE (PP)
Temp Water
Terbutryne
TertButylbnz
TetClEthene
Toluene
TrCFMethan
TriBT Cation
TriPT Cation
Trichloroeth
Triclopyr
Triclosan
Trifluralin
TurbidityNTU
Vinyl Cl
Weth-Visibty
Weth7Dy-Prec
Weth7Dy-Temp
Weth7Dy-Vsy
WethPresPrec
WethPresTemp
Zinc - as Zn
Zn BLM Bio
Zn- Filtered
c-Hept Epox
c12DClEthe
m-Cresol
m-p-Xylene
nButylbenzne
nPropylbenzn
o-Cresol
o-Xylene
p-C-o-Cresol
p-Cresol
pFoctanoate
pH
ptOctylPheno
t-Hept Epox
t12DCEe

Displaying the twenty most recent samples. You can see all 239 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 10 Aug 2022 to 11 Jun 2024

Notation	Determinand	Units	10 Aug 2022 09:27	9 Sep 2022 10:06	20 Mar 2023 11:08	27 Jun 2023 14:24	10 Nov 2023 12:49	12 Dec 2023 13:19	26 Jan 2024 13:09	12 Feb 2024 12:38	21 Mar 2024 12:12	11 Jun 2024 12:45
0052	Lead, Dissolved	μg/l				0.55	1.5	1.2	0.97	0.85	1.2	0.76
0061	pH		7.75	7.67	7.28	7.39	7.94	8.36	6.72	7.06	6.82	6.96
0073	Cypermethrin	μg/l				< 0.002	2.0e-05	< 1.0e-05	2.0e-05	< 1.0e-05	< 2.0e-05
0077	Conductivity at 25 C	μs/cm	995	120	70	65	62	73	44	52	47
0103	Mercury, Dissolved	μg/l				< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
0106	Cadmium, Dissolved	μg/l				0.049	0.074	0.073	0.051	0.051	0.057	0.052
0172	Chloride	mg/l	7	7.1	6.9	5.8	4.9	6.2	5.6	6.1	5.2
0174	Cyanide : Free as CN	mg/l							< 0.005
0205	Sodium, Dissolved	mg/l	5.2	5.6	4.7	4.4	3.6	4	3.7	3.9	4	4.2
0209	Potassium, Dissolved	mg/l	0.64	0.69	0.56	0.53	0.46	0.45	0.45	0.46	0.4	0.43
0235	Magnesium, Dissolved	mg/l	2.6	2.8	1.7	2.1	1.5	1.4	1.4	1.5	1.4	1.7
0239	Calcium, Dissolved	mg/l	4.4	5.1	2.9	3.5	2.5	2.3	2.3	2.5	2.5	2.8
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	5.5	5.1	6.6	5.8	11	7.8	7.4	6.6	7.5	8.3
0348	Phosphorus, Total as P	mg/l			0.012	0.017	0.018	< 0.01	0.012	0.011	< 0.01
0483	Aldrin	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0487	HCH -alpha	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0491	HCH -beta	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0495	HCH -delta	μg/l						< 0.0001	< 0.0001	< 0.0001
0499	HCH -gamma :- {Lindane}	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0503	Chlorfenvinphos	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0507	Dichlorvos	μg/l						< 4.0e-05	< 4.0e-05	< 4.0e-05	< 0.0002
0511	Dieldrin	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0527	Heptachlor	μg/l						< 4.0e-05	< 4.0e-05	< 4.0e-05	< 0.0002
0535	Malathion	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0539	DDT -op	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0551	DDE -pp	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0555	DDT -pp	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0559	TDE -pp	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0562	Endrin	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0569	Endosulfan A	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0570	Endosulfan B	μg/l						0.0002	< 0.0001	< 0.0001	< 0.0005
0575	DDT : Sum of components	μg/l						< 0.0004	< 0.0004	< 0.0004	< 0.002
0576	Hexachlorobenzene	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
0714	Benzo(g,h,i)Perylene	μg/l				0.00086	0.0028	0.001	0.0023	0.00085	0.0027	0.0034
0723	Diazinon	μg/l						0.00032	0.00045	0.0005	< 0.0005
0731	Benzo(b)Fluoranthene	μg/l				0.00092	0.0026	0.0011	0.0018	0.00091	0.0023	0.0027
0733	Benzo(k)Fluoranthene	μg/l				0.00037	0.0012	0.00044	0.00084	0.00036	0.001	0.0012
0736	Fluoranthene	μg/l				0.0012	0.0018	0.00084	0.0019	0.0012	0.0019	0.0019
0746	Indeno(1,2,3-cd)pyrene	μg/l				0.001	0.003	0.0012	0.0021	0.00092	0.0026	0.0037
0772	Benzo(a)Anthracene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01
1049	Carbon tetrachloride :- {Tetrachloromethane}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
1085	Pentachlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
1109	Endosulfan : Total (A + B)	μg/l						0.0003	< 0.0002	< 0.0002	< 0.001
3001	Simazine	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
3002	Atrazine	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
3004	Asulam	μg/l				< 0.02	< 0.02	< 0.04	< 0.02	< 0.02	< 0.02	< 0.02
3009	Terbutryn	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
3086	Carbofuran	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
3117	Isoproturon	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3118	Linuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3130	Metoxuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3268	1,1,1-Trichloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3269	1,1-Dichloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3272	1,2-Dichloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3282	Bromodichloromethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3283	Bromoform :- {Tribromomethane}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3290	Chlorobenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3292	Chlorodibromomethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3299	Dichloromethane :- {Methylene Dichloride}	μg/l				< 0.5	< 0.5	< 0.5	< 0.5		< 0.5	< 0.5
3328	Tetrachloroethylene :- {Perchloroethylene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3334	Trichloroethylene :- {Trichloroethene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3341	4-Chloro-2-methylphenol :- {p-Chloro-o-cresol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
3342	4-Chloro-3-methylphenol :- {p-Chloro-m-cresol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
3343	2,4-Dimethylphenol :- {2,4-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
3373	Chloroform :- {Trichloromethane}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3377	Lead : BLM Bioavailable	μg/l				0.09	0.14	0.15	0.13	0.13	0.16	0.09
3399	Chloroxuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3400	Monuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3408	Zinc, Dissolved	μg/l				4.7	7.8	8.1	6.7	7.3	6.7	5.3
3409	Chromium, Dissolved	μg/l					0.55	< 0.5	< 0.5	< 0.5	< 0.5	< 0.5
3410	Nickel, Dissolved	μg/l				1.2	1.7	1.4	1.3	1.2	1.3	1.3
3472	Dichlorobenzophenone	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
3475	Carbendazim	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3478	Aclonifen	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
3545	2,4-D :- {2,4-Dichlorophenoxyacetic acid}	μg/l							< 0.005
3546	2,4,5-T :- {2,4,5-Trichlorophenoxyacetic acid}	μg/l							< 0.005
3547	4-Chlorophenoxyacetic acid	μg/l							< 0.005
3548	MCPA :- {4-Chloro-2-methylphenoxyacetic acid}	μg/l							< 0.005
3549	Mecoprop	μg/l							< 0.005
3550	Dicamba	μg/l							< 0.01
3551	Dichlorprop :- {2,4-DP}	μg/l							< 0.005
3552	Fenoprop	μg/l							< 0.005
3555	Triclopyr	μg/l							< 0.005
3781	Benzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3783	Dibromomethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3784	Toluene :- {Methylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
3790	MCPB :- {4-Chloro-2-methylphenoxybutyric acid}	μg/l							< 0.005
3791	2,4-DB :- {4-(2,4-dichlorophenoxy)butyric acid}	μg/l							< 0.005
3792	Benazolin	μg/l							< 0.005
3811	Diuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
3878	Nickel : BLM Bioavailable	μg/l				0.32	0.29	0.41	0.27	0.27	0.27	0.25
3925	Monolinuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
4049	1,4-Dichlorobenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
4064	Fluroxypyr	μg/l							< 0.005
4065	Bentazone	μg/l							< 0.003
4117	Ethylbenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
4201	Lithium, Dissolved	μg/l				< 100	< 100	< 100	< 100	< 100	< 100	< 100
4621	2,4,4-TriBromoDiphenylEther	μg/l										< 6.0e-05
4820	Manganese : BLM Bioavailable	μg/l				20	23	15	5	4.2	4.7	21
4821	Copper : BLM Bioavailable	μg/l				0.04	0.07	0.1	0.09	0.06	0.04	0.04
4822	Zinc : BLM Bioavailable	μg/l				1.9	1.5	2.1	2.5	2.8	2.4	1.7
4905	Active Aluminium : Dissolved	μg/l	18	14	80	41	110	97	83	74	75
5042	Sulcotrione	μg/l				< 0.1	< 0.1	< 0.2	< 0.1	< 0.1	< 0.1	< 0.1
5047	Ethirimol	μg/l				< 0.05	< 0.05	< 0.1	< 0.05	< 0.05	< 0.05	< 0.05
5050	Azoxystrobin	μg/l				< 0.02	< 0.02	< 0.04	< 0.02	< 0.02	< 0.02	< 0.02
5157	Quinoxyfen	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
5234	Hexachloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
5446	Cypermethrin Identification	text				1	1	1	1	1	1
5558	3,5-Dimethylphenol :- {3,5-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
5560	4-Methylphenol :- {p-Cresol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02		< 0.02
5561	3-Methylphenol :- {m-Cresol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
5562	2-Methylphenol :- {o-Cresol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
5568	3-Chlorotoluene :- {3-Chloromethylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
5732	Triphenyl Tin as Cation	μg/l				< 0.0002	< 0.0002		< 0.0002	< 0.0002	< 0.0002	< 0.0002
5863	Pentachlorobenzene	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
5889	Triclosan	μg/l										< 0.01
6037	Aluminium, Dissolved	μg/l				100	230	170	160	140	160	140
6045	Arsenic, Dissolved	μg/l							< 1
6047	Selenium, Dissolved	μg/l							< 1
6376	Chloromethane :- {Methyl Chloride}	μg/l				< 0.5	< 0.5	< 0.5	< 0.5		< 0.5	< 0.5
6399	Benzo(a)Pyrene	μg/l				0.00062	0.0025	0.00085	0.0019	0.0007	0.0026	0.003
6447	Dimethoate	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
6449	Bromoxynil	μg/l							< 0.005
6450	Copper, Dissolved	μg/l				1	2.5	1.7	2.1	1.5	1.1	1.2
6458	Manganese, Dissolved	μg/l				38	23	15	< 10	< 10	< 10	25
6460	Iron, Dissolved	μg/l				210	420	280	220	220	270	250
6534	1,1,1,2-Tetrachloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6537	1,2-Dibromo-3-chloropropane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6538	cis-1,2-Dichloroethylene :- {cis-1,2-Dichloroethene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6539	trans-1,2-Dichloroethylene :- {trans-1,2-Dichloroethene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6540	1,2-Dichloropropane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6541	1,2,3-Trichloropropane	μg/l				< 0.5	< 0.5	< 0.5	< 0.5		< 0.5	< 0.5
6542	1,3-Dichloropropane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6543	cis-1,3-Dichloropropylene :- {cis-1,3-Dichloropropene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6544	trans-1,3-Dichloropropylene :- {trans-1,3-Dichloropropene}	μg/l				< 0.5	< 0.5	< 0.5	< 0.5		< 0.5	< 0.5
6547	2-Chlorotoluene :- {1-Chloro-2-methylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6569	2,6-Dimethylphenol :- {2,6-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
6577	3,4-Dimethylphenol :- {3,4-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
6578	4-Chlorotoluene :- {1-Chloro-4-methylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6579	4-Isopropyltoluene :- {4-methyl-Isopropylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6584	4-Chloro-3,5-dimethylphenol :- {PCMX}	μg/l					< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
6603	Bifenox	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
6604	Bromobenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6605	Bromochloromethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6615	Chlorothalonil	μg/l						< 0.0005	< 0.0005	< 0.0005	< 0.003
6619	Chromium Hexavalent, Dissolved :- {Cr VI}	μg/l							< 0.05
6620	Clopyralid	μg/l							< 0.005
6648	Hexachlorobutadiene	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
6656	MTBE :- {Methyl tert-butyl ether}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6658	n-ButylBenzene :- {1-Phenylbutane}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6659	n-Propylbenzene :- {1-Phenylpropane}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6671	Phenoxyacetic acid :- {PAA}	μg/l							0.12
6672	4-Phenoxybutyric acid :- {PBA}	μg/l							< 0.005
6673	2-Phenoxypropionic acid :- {PPA}	μg/l							< 0.005
6690	sec-Butylbenzene :- {1-Methylpropylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6693	Strontium, Filtered	μg/l				< 20	< 20	< 20	< 20	< 20	< 20	< 20
6697	tert-Butylbenzene :- {(1,1-Dimethylethyl)benzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6711	Trichlorofluoromethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6715	Vinyl chloride :- {Chloroethylene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
6716	Dimethylbenzene : Sum of isomers (1,3- 1,4-)	μg/l				< 0.2	< 0.2	< 0.2	< 0.2		< 0.2	< 0.2
6724	Di(2-ethylhexyl) phthalate :- {DEHP}	μg/l										< 0.2
6744	2,2-Dichloropropane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1			< 0.1
6753	Anthracene	μg/l				< 0.01		< 0.01	< 0.01		< 0.01	< 0.01
6760	Chloridazon	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
6955	Ethiofencarb	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
6971	Methiocarb	μg/l				< 0.001	< 0.001	< 0.002	< 0.001	< 0.001	< 0.001	< 0.001
6972	Methomyl	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
6980	Oxamyl	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
6987	Propoxur	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
7025	Imazapyr	μg/l							< 0.005
7053	Methabenzthiazuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
7086	Alachlor	μg/l						< 0.0001		< 0.0001	< 0.0005
7325	Pyrene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
7395	Acenaphthene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
7531	1,1,2,2-Tetrachloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
7574	Isopropylbenzene :- {Methylethylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
7610	Alkalinity to pH 4.5 : Grans Plot	mg/l	12	15	5	9.2	3.9	4	6.3	6.6	5.2
7726	2,3,6-TBA :- {2,3,6-Trichlorobenzoic acid}	μg/l							< 0.02
7859	Sulphate, Dissolved as SO4	mg/l	8.1	9.2	7	8.1	6.3	6.1	6	6.2	6.2	< 10
7864	Fluorene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
7887	Chlorophyll : Acetone Extract	μg/l	1.8	< 0.5	1.1	6.3	0.85	< 0.5		< 0.5	0.59
8162	Benzyl butyl phthalate	μg/l							< 2
8310	Chrysene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
8311	Acenaphthylene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
8360	Dibenzo(a,h)Anthracene	μg/l				< 0.01		< 0.01	< 0.01		< 0.01	< 0.01
8806	Aldicarb sulfoxide	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
8807	Aldoxycarb :- {Aldicarb Sulfone}	μg/l				< 0.005	< 0.005	< 0.01	< 0.005	< 0.005	< 0.005	< 0.005
8847	Carbon Disulphide	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
8864	cis-Heptachlor epoxide	μg/l						< 4.0e-05	< 4.0e-05	< 4.0e-05	< 0.0002
8865	trans-Heptachlor epoxide	μg/l						< 4.0e-05	< 4.0e-05	< 4.0e-05	< 0.0002
8940	Benzo(e)Pyrene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
8944	Tributyl Tin as Cation	μg/l				< 0.0002	< 0.0002		< 0.0002	< 0.0002	< 0.0002	< 0.0002
8999	Irgarol 1051	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9003	Perylene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
9005	2,2,3,4,4,5,6-Heptabromodiphenyl ether :- {PBDE 183}	μg/l										< 6.0e-05
9007	2,2,3,4,4,5-Hexabromodiphenyl ether :- {PBDE 138}	μg/l										< 9.0e-05
9009	2,2,3,4,4-Pentabromodiphenyl ether :- {PBDE 85}	μg/l										< 6.0e-05
9011	2,2,4,4,5,5-Hexabromodiphenyl ether :- {PBDE 153}	μg/l										< 6.0e-05
9013	2,2,4,4,5,6-Hexabromodiphenyl ether :- {PBDE 154}	μg/l										< 6.0e-05
9015	2,2,4,4,5-Pentabromodiphenyl ether :- {PBDE 99}	μg/l										< 6.0e-05
9017	2,2,4,4,6-Pentabromodiphenyl ether :- {PBDE 100}	μg/l										< 6.0e-05
9019	2,2,4,4-Tetrabromodiphenyl ether :- {PBDE 47}	μg/l										< 6.0e-05
9021	2,3,4,4-Tetrabromodiphenyl ether :- {PBDE 66}	μg/l										< 7.0e-05
9050	1,2,3-Trichlorobenzene	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9051	1,2,4-Trichlorobenzene	μg/l						< 0.1	< 0.1		< 0.1	< 0.1
9052	1,3,5-Trichlorobenzene	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9068	Ioxynil	μg/l							< 0.005
9073	Carbetamide	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9091	2,5-Dichlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9094	2,5-Dimethylphenol :- {2,5-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9145	1,2-Dibromoethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9190	4-Nonylphenol Branched	μg/l										< 0.04
9248	Hexabromocyclododecane Total: (Sum of a, b, g)	μg/l				< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002	< 0.0002
9267	4-tert-Octylphenol :- {p-tert-Octylphenol}	μg/l										< 0.01
9274	Perfluorooctanoate anion	μg/l				0.0017	0.0016	0.0011	0.0013	0.001	0.00097	0.0011
9276	Perfluorooctylsulphonate anion	μg/l				0.00049	0.00097	0.00056	0.001	0.0007	0.0011	0.00069
9339	Fenuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9341	cis-Permethrin	μg/l				< 0.0001	< 0.0001	< 0.0001	< 0.0001	< 0.0001	< 0.0001
9342	trans-Permethrin	μg/l				< 0.0001		< 0.0001	< 0.0001		< 0.0001
9343	Carbaryl	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9344	Aldicarb	μg/l				< 0.005	< 0.005	< 0.01	< 0.005		< 0.005	< 0.005
9345	Diflurobenzuron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9348	Chlorotoluron	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9446	Barium, Dissolved	μg/l				< 10	< 10	10	< 10	< 10	10	< 10
9447	Boron, Dissolved	μg/l				< 100	< 100	< 100	< 100	< 100	< 100	< 100
9451	2,3-Dimethylphenol :- {2,3-Xylenol}	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9453	2,3-Dichlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9454	2-Ethyl phenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9456	1,2,4-Trimethylbenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9457	1,2,3-Trimethylbenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9458	1,3,5-Trimethylbenzene :- {Mesitylene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9494	Isodrin	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9522	Phenol	μg/l				0.054	0.051	< 0.05	< 0.05	< 0.05	< 0.05	< 0.05
9618	1,2-Dichlorobenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9619	1,3-Dichlorobenzene	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9669	Naphthalene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
9671	Phenanthrene	μg/l				< 0.01		< 0.01	< 0.01	< 0.01	< 0.01	< 0.01
9684	1,1-Dichloropropylene :- {1,1-Dichloropropene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9686	Nitrogen, Total as N	mg/l	1.5	1.6	0.85	0.88	0.66	0.75	0.69	0.74	0.69
9703	3-Chlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9716	Fenitrothion	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9756	Neburon	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9811	1,1,2-Trichloroethane	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9814	2-Chlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9815	4-Chlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9816	2,4-Dichlorophenol	μg/l					< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9817	2,6-Dichlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9818	2,4,5-Trichlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9819	2,4,6-Trichlorophenol	μg/l				< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02	< 0.02
9836	1,1-Dichloroethylene :- {1,1-Dichloroethene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1
9839	tert-Amyl methyl ether :- {TAME}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9844	Ethyl tert-butyl ether :- {ETBE}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9845	1,2-Dimethylbenzene :- {o-Xylene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9856	Orthophosphate, Filtered as P	mg/l	0.0024	0.005	0.003	0.002	0.0049	0.003	0.0095	0.003	0.0027
9861	Metsulfuron-methyl	μg/l				< 0.01	< 0.01	< 0.02	< 0.01	< 0.01	< 0.01	< 0.01
9883	Picloram	μg/l							< 0.005
9888	Styrene :- {Vinylbenzene}	μg/l				< 0.1	< 0.1	< 0.1	< 0.1		< 0.1	< 0.1
9892	Pendimethalin	μg/l						0.0012		< 0.0005	< 0.003
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.38	0.4	0.47	0.38	0.074	0.35	0.31	0.39	0.33
9978	Chlorpyrifos-ethyl	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9989	Trifluralin	μg/l						< 0.0001	< 0.0001	< 0.0001	< 0.0005
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	0.036	0.061	0.0068	0.016	0.005	0.011	0.02	0.016	0.0079

Samples from 22 Oct 2021 to 19 Jul 2022

Notation	Determinand	Units	22 Oct 2021 12:03	8 Nov 2021 10:44	1 Dec 2021 10:11	7 Jan 2022 09:10	8 Feb 2022 13:38	8 Mar 2022 10:32	20 Apr 2022 09:50	20 May 2022 09:57	23 Jun 2022 12:26	19 Jul 2022 10:41
0061	pH		7.11	7.16	7.11	7.74	7.02	7.38	6.98	7.35	7.24
0072	Colour, Filtered	hazen	110								38	40
0077	Conductivity at 25 C	μs/cm	56	55	65	58		52	55	77	66
0172	Chloride	mg/l	5.5	5.5	5.9	5.6	7.2	6.7	6.7	6.9	6.8	7
0205	Sodium, Dissolved	mg/l	4.3	4.1	4.2	4.1	4.7	4.1	4.3	4.6	4.9	4.9
0209	Potassium, Dissolved	mg/l	0.51	0.54	1	0.51	0.52	0.51	0.51	0.55	0.62	0.6
0235	Magnesium, Dissolved	mg/l	2.1	1.9	1.9	1.7	1.7	1.6	1.7	1.9	2.2	2.5
0239	Calcium, Dissolved	mg/l	3.4	3	4	2.7	2.7	2.5	2.8	3.1	3.7	5.8
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l	13	11	12	8.6	6.4	6.2	5	4.8	4.6	4.5
0348	Phosphorus, Total as P	mg/l	0.016	0.013	0.022	0.01	0.01	0.0096
4905	Active Aluminium : Dissolved	μg/l	66	76	75	80	67	74	49	42	29	15
7610	Alkalinity to pH 4.5 : Grans Plot	mg/l	8.2	6.3	5.1	4.7	4.2	3.7	5	6.5	9.5	11
7859	Sulphate, Dissolved as SO4	mg/l	7.4	7	9	6.7	6.5	6.5	6.5	6.9	7.7	11
7887	Chlorophyll : Acetone Extract	μg/l	0.94	0.72		< 0.5	< 1	< 1	0.76	2.6	8.7	< 0.5
9686	Nitrogen, Total as N	mg/l	0.85	1	0.91	0.9	0.92	0.81	0.78	0.69	0.73	0.68
9856	Orthophosphate, Filtered as P	mg/l	0.0042	0.0043	0.0057	0.0028	0.0017	0.0011	< 0.001	0.0012	0.0013	0.0017
9943	Nitrogen, Total Oxidised, Filtered as N	mg/l	0.33	0.43	0.49	0.56	0.62	0.56	0.21	0.42	0.43	0.41
9993	Ammoniacal Nitrogen, Filtered as N	mg/l	0.033	0.027	0.022	0.0095	0.01	0.011	0.011	0.011	0.017	0.017

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sampling point Derwent Res On River Derwent - Dwd Smpt

Determinands

Sampling results

Samples from 10 Aug 2022 to 11 Jun 2024

Samples from 22 Oct 2021 to 19 Jul 2022

sampling point
Derwent Res On River Derwent - Dwd Smpt