Abu Dhabi Trade Effluent Standards & Regulations

Abu Dhabi Trade Effluent Standards & Regulations

Summary

August 2010

Disclaimer: The standards & regulations provided here are attributable to the named source and are assumed to be accurate at the time of posting. This information was assembled by us as a service to our customers, but has not been independently verified or confirmed.

1

Trade effluent is defined as wastewater discharged to a sewerage system which is produced in the course of any industrial, commercial, agricultural, medical, scientific or trade activity, but does not include domestic wastewater.

2

Trade Effluent Definition

Source : Abu Dhabi Regulation & Supervision Bureau www.rsb.gov.ae

3

Trade Effluent Discharge Characterization Chart

Is Discharge from a Trade Effluent Activity?

Does discharge comprise any substances at concentrations greater than typical domestic wastewater or flows greater than typical domestic developments?

Does the Discharge pose a “low risk” to the Wastewater Collection Systems?

“Low risk” Trade Effluent

Domestic Discharge

Commercial Discharge

Full Trade Effluent

No consent required Consent required

NO NO NO

YES YES YES


4

Trade Effluent Control Regulations 2010 Framework

“Low risk” Trade Effluent


5

Impact Assessment Process (Sewerage System)

YES

YES

YES

YES

YES

NO

NO

NO

NO

NO

Prohibited Wastes?

Volatile Substances?

Obstructing Substances?

Risk of Explosion?

Hazardous to Health? Standards to

protect health

Standards to control odor

potential

Standards to protect sewer

system

Prohibited waste not allowed


6

Impact Assessment Process (Treatment System)

YES

YES

YES

NO

NO

NO

Any biological toxicity issues?

Is TE biologically degradable?

Accumulation in sludge stream?

Any anaerobic toxicity issues?

Standards to protect health

TE Standards to match capacity of

Treatment Systems

TE Standards to minimize treatment toxicity

TE Standards to minimize treatment toxicity

YES

NO


7

Impact Assessment Process (Disposal System)

NO

YES

Recycled Water & Bio-solids toxic to the environment?

Is TE biologically degradable?

Recycled Water & Bio-solids degradable in environment?

TE Standards to meet environmental obligations

YES

Refer to EAD

NO

NO


8

Substances to Be Limited Prior to Discharge to Sewer

Substance Unit Maximum Allowable Characteristic

Chemical Oxygen Demand mg/L 1000

Total Suspended Solids mg/L 500

Total Dissolved Solids mg/L 3000

Temperature ◦C 45

pH unit >6 and <9

Grease & oil (hydrocarbon) mg/L 60

Grease & oil (non-hydrocarbon) mg/L 100

Max physical size of non fecal matter mm 15

Chloride (as Cl- ion) mg/L 1000

Cyanide mg/L 2


9

Substances to Be Limited Prior to Discharge to Sewer (Cont’d.)


Fluoride (as F- ion) mg/L 15

Sulfate (as SO4) mg/L 1000

Sulfide (as S) mg/L 2

Total Kjeldahal Nitrogen mg/L 15

Total Phosphorous mg/L 1000

Detergents mg/L 1

Phenolic Compounds (as Phenol) mg/L 150

Polycyclic Aromatic Hydrocarbons mg/L 50

Organophosphrus Pesticides mg/L 30

Organophochlorine Pesticides mg/L 0.5


10


Aluminum mg/L 100

Arsenic mg/L 5

Barium mg/L 10

Beryllium mg/L 5

Boron mg/L 5

Cadmium mg/L 1

Chromium mg/L 5

Cobalt mg/L 5

Copper mg/L 5

Iron mg/L 50



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Lead mg/L 5

Lithium mg/L 2.5

Manganese mg/L 10

Mercury mg/L 0.5

Molybdenum mg/L 10

Nickel mg/L 10

Selenium mg/L 10

Silver mg/L 5

Tin mg/L 10

Vanadium mg/L 1

Zinc mg/L 10



Abu Dhabi Trade Effluent Standards & Regulations

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