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Year
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2024
2023
2022
2021
2020
Contaminant
All contaminants
1,1,1,- TRICHLOROETHANE
1,1-DICHLOROETHYLENE
1,2-DICHLOROETHENE
ACUTE LETHALITY - DAPHNIA
ACUTE LETHALITY - DAPHNIA MAGNA
ACUTE LETHALITY - RAINBOW TROUT
ACUTE LETHALITY - TROUT
ALUMINUM
ALUMINUM OXIDE
AMMONIA
AMMONIA VAPOURS
AMMONIA, UNIONIZED
ARSENIC
BENZENE
BENZO(A)PYRENE
BENZO[A]PYRENE
BIOCHEMICAL OXYGEN DEMAND
BORON
CADMIUM
CALCIUM OXIDE (LIME)
CARBON MONOXIDE
CARBONACEOUS BIOCHEMICAL OXYGEN DEMAND
CHLORIDE
CHLOROFORM (TRICHLOROMETHANE)
CHROMIUM
COBALT
COPPER
CYANIDE;FREE
DICHLORODIPHENYLDICHLOROETHYLENE (DDE)
DICHLORODIPHENYLTRICHLOROETHANE (DDD)
DIMETHYL SULFIDE
DIOXANE
DIOXIN AND FURAN
DISSOLVED ALUMINUM
DISSOLVED ORGANIC CARBON
DISSOLVED OXYGEN
DUSTFALL
ESCHERICHIA COLI
ETHANOL
ETHYLENE
FLOW
FLUORIDE
HCL FUMES/VAPOUR
HEXAVALENT CHROMIUM
HYDROGEN SULFIDE
HYDROGEN SULPHIDE
INORGANIC NITROGEN
IRON
IRON (TOTAL)
IRON OXIDE
LEAD
MANGANESE
METHANE
MORPHOLINE
NAPHTHALENE
NICKEL
NITRATE (AS NITROGEN)
NITRATES
NITROGEN OXIDES
NITROGEN, TOTAL
NITROGEN; TOTAL
NOISE
OIL AND GREASE
OIL/GREASE
OPACITY
ORGANIC MATTER
PARTICULATES
PH - HIGH
PH - LOW
PHENOL
PHOSPHORIC ACID
PHOSPHORUS, TOTAL
PHOSPHORUS; TOTAL
POLYETHYLENE
POTASSIUM
SILVER
STYRENE
SULPHATE
SULPHUR DIOXIDE
SUSPENDED PARTICULATE MATTER
SUSPENDED PARTICULATE MATTER (< 44 ΜM DIAMETER)
SUSPENDED SOLIDS, TOTAL
TEMPERATURE
TETRACHLOROETHYLENE
THALLIUM
TIN
TOLUENE
TOTAL AMMONIA NITROGEN
TOTAL HYDROCARBONS (C6-C50)
TOTAL INORGANIC NITROGEN
TOTAL NITROGEN
TOTAL REDUCED SULFUR
TOTAL REDUCED SULPHUR
TOTAL RESIDUAL CHLORINE
TOTAL SUSPENDED MATTER
TOTAL SUSPENDED SOLIDS
UNIONIZED AMMONIA
UNIONIZED SULPHIDE
VINYL CHLORIDE
VISIBLE EMISSION
VOLATILE SUSPENDED SOLIDS
ZINC
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≥ 10× limit (high severity)
2–10× limit
1–2× limit
Below detection
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