Environment Agency monitoring point
RATTERY SAWMILLS RATTERY SOUTH BRENT EA sampling point SW-70720003 · Bidwell Brook · 421 samples · 129 determinands · latest 2026-02-03
Alkalinity to pH 4.5 as CaCO3 (MILLIGRAM PER LITRE) over time Alkalinity to pH 4.5 as CaCO3 (8) Ammoniacal Nitrogen as N (8) Chloride (8) Conductivity at 25 C (8) Nitrate as N (8) Nitrite as N (8) Nitrogen, Total Oxidised as N (8) Orthophosphate, reactive as P (8) Oxygen, Dissolved as O2 (8) Oxygen, Dissolved, % Saturation (8) pH (8) Temperature of Water (8) Aluminium (4) Aluminium, Dissolved (4) Arsenic, Dissolved (4) Barium (4) Barium, Dissolved (4) Bicarbonate as HCO3 (4) Boron (4) Boron, Dissolved (4) Cadmium (4) Cadmium, Dissolved (4) Calcium (4) Calcium, Dissolved (4) Carbon, Organic, Dissolved as C :- {DOC} (4) Chromium (4) Chromium, Dissolved (4) Copper (4) Copper : BLM Bioavailable (4) Copper, Dissolved (4) Cyanide as CN (4) Fluoride (4) Hardness, Total as CaCO3 (4) Iodide (4) Ionic Balance (4) Ionic Balance: Dissolved (4) Iron (4) Iron, Dissolved (4) Lead (4) Lead : BLM Bioavailable (4) Lead, Dissolved (4) Lithium (4) Lithium, Dissolved (4) Magnesium (4) Magnesium, Dissolved (4) Manganese (4) Manganese : BLM Bioavailable (4) Manganese, Dissolved (4) Mercury, Dissolved (4) Nickel (4) Nickel : BLM Bioavailable (4) Nickel, Dissolved (4) Potassium (4) Potassium, Dissolved (4) Selenium, Dissolved (4) Silica, reactive as SiO2 (4) Sodium (4) Sodium, Dissolved (4) Strontium (4) Strontium, Filtered (4) Sulphate as SO4 (4) Sulphate, Dissolved as SO4 (4) Zinc (4) Zinc : BLM Bioavailable (4) Zinc, Dissolved (4) 11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (F-53B Minor) (2) 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (L) (2) 2-(N-Methylperfluorooctanesulfonamido)acetic acid (B) (2) 2-(N-Methylperfluorooctanesulfonamido)acetic acid (L) (2) 2H,2H,3H,3H-Perfluorooctanoic acid (2) 3-Perfluoroheptylpropanoic acid (2) 3:3 Fluorotelomer carboxylic acid (2) 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) (2) 4:2 Fluorotelomer sulfonic acid (2) 6:2 Fluorotelomer sulfonic acid (2) 8:2 Fluorotelomer sulfonic acid (2) 9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (2) Bromate (2) Bromide (2) Hexafluoropropylene oxide dimer acid (Gen X) (2) N-Ethylperfluorooctanesulfonamide (2) N-methylperfluorooctanesulfonamide (2) Perfluoro-3-methoxypropanoic acid (2) Perfluoro-3,6-dioxaheptanoic acid (2) Perfluoro-4-ethylcyclohexanesulfonic acid (2) Perfluoro(2-ethoxyethane)sulfonic acid (2) Perfluoro(4-methoxybutanoic) acid (2) Perfluorobutanesulfonic acid (2) Perfluorobutanoic acid (2) Perfluorobutylsulfonamide (perfluorobutane sulfonamide) (2) Perfluorodecanesulfonic acid (2) Perfluorodecanoic acid (2) Perfluorododecane sulfonic acid (2) Perfluorododecanoic acid (2) Perfluoroheptanesulfonic acid (2) Perfluoroheptanoic acid (2) Perfluorohexanesulfonamide (2) Perfluorohexanesulfonic acid (B) (2) Perfluorohexanesulfonic acid (L) (2) Perfluorohexanoic acid (2) Perfluorononanesulfonic acid (2) Perfluorononanoic acid (2) Perfluorooctadecanoic acid (2) Perfluorooctanesulfonamide (2) Perfluorooctanesulfonic acid (branched) (2) Perfluorooctanesulfonic acid (linear) (2) Perfluorooctanoic acid (2) Perfluoropentanesulfonic acid (2) Perfluoropentanoic acid (2) Perfluorotetradecanoic acid (2) Perfluorotridecanoic acid (2) Perfluoroundecane sulfonic acid (2) Perfluoroundecanoic acid (2) pH : In Situ (2) 10:2 Fluorotelomer sulfonic acid (1) 2-(N-Ethylperfluorooctanesulfonamido)acetic acid (B) (1) 2H-Perfluoro-2-decenoic acid (1) 5:1:2 Fluorotelomer betaine (1) 5:3 Fluorotelomer betaine (1) 6:2 Fluorotelomer phosphate diester (1) 6:2 Fluorotelomer sulfonamide amine oxide (6:2 FTNO) (Capstone A) (1) 6:2 Fluorotelomer sulfonamide betaine (1) 6:2/8:2 Fluorotelomer phosphate diester (1) 6:6 Perfluorophosphinic acid (1) 6:8 Perfluorophosphinic acid (1) 8:8 Perfluorophosphinic acid (1) Hexafluoropropylene oxide trimer acid (1) LCMS Screen : Semi Quantitative (1) Perfluorooctanesulfonic acid (total) (1) Source: Environment Agency Water Quality Archive (per-sample observations), Open Government Licence. Regulator monitoring — complements Friends of the Dart’s citizen sampling.