Sl. No.
Parameter Concentration not to exceed (in mg/Nm3)
Standard
1.
[Particulate Matter (PM)
150
2.
[Total Fluoride] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
[25] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
3.
Asbestos
[4 Fibres/cc and dust should not be more than 2 mg/Nm3] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
4.
Mercury
0.2
5.
Chlorine
15
[6] [Substituted by Notification No. G.S.R. 595 (E), dated 21.8.2009 (w.e.f. 19.11.1986).]
Petroleum Oil refinery (Sulphur Recovery)
Installed Capacity of SRU* (tonne/day)
Kg/tonne of sulphur in the feed to SRU
Existing SRU
New SRU
Sulphur Dioxide
Above 20
26
10
5 to 20
80
40
Up to 5
120
80
7
[***] [Omitted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
8.
Sulphuric acid mist
50
9.
Carbon monoxide
[1% max (v/v)] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
[***] [Omitted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
11.
Lead
[10 mg/Nm3] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
[***] [Omitted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
*SRU - Sulphur Recovery Unit
II. Equipment Based Standards :
[For dispersal of sulphur dioxide, a minimum stack height limit is accordingly prescribed as below :] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
Sl. No.
Parameter
Standard
1.
Sulphurdioxide
Stack-height limit in[metre] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
(i) Power generation capacity:
-500 MW and more
275
-200/210 MW and above to less than 500 MW
220
-less than 200/210 MW
H=14 (Q)0.3
(ii) Steam generation capacity
Coal consumption per day
-Less than 2[tonne/hr] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
[***] [Omitted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
2 to5 [tonne/hr]
-5 to 10 [tonne/hr]
-10 to 15 [tonne/hr]
-15 to 20 [tonne/hr]
-20 to 25 [tonne/hr]
-25 to 30 [tonne/hr]
-More than 30[tonne/hr] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
Note. - H-Physical height of the stack in [metre] [Substituted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
Q-Emission rate of SO2 in kg/hr. [***] [Omitted by G.S.R. 801(E), dated 31.12.1993 (w.e.f. 31.12.1993).]
III. Load/Mass-based Standards :
Sl.
No.
Industry
Parameter
Standard
1.
[Fertiliser]
(Urea)
Commissioned prior
to 1-1-1982
[Particulate
Matter (PM)]
2 [kg/tonne] of
product
Commissioned after
1-1-1982
[Particulate
Matter (PM)]
0.5 [kg/tonne] of
product
Quantum Limit in
kg/tonne Plant capacity for 100% concentration of Sulphuric Acid
(tonne/day)
Existing Unit
New Unit
2. [] [Substituted by Notification No. G.S.R. 354 (E) dated 2.5.2011 (w.e.f. 19.11.1986)]
Copper, Lead or
Zinc Smelting Plant
Sulphur-Dioxide
(SO2)
Upto 300Above
300
2.5
2.0
2.0
1.5
3.
Nitric Acid
Oxides of Nitrogen
3 [kg/tonne] of
weak acid (before concentration) produced
Quantum Limit in
kg/tonne
Plant capacity
100%
for Existing Unit
New Unit
Concentration of
Sulphuric Acid tonne/day)
4. [] [Substituted by Notification No. G.S.R. 344(E), dated 7.5.2008 (w.e.f. 19.11.1986).]
Sulphuric Acid
Plant
Sulphur dioxide
(SO2)
Up to 300
2.5
2.0
Above 300
2.0
1.5
5.
Integrated Iron
and Steel Plant
Carbon monoxide
Particulate matter
during coke pushing in coke oven
Particulate matter
for quenching operation in Coke Oven
3kg/tonne of coke
produced
5 gramme/tonne of
coke produced
50 gramme/tonne of
coke produced.”
6.
Petroleum Oil
Refinery (Sulphur Recovery)
Installed Capacity
of SRU*
Kg/tonne of
sulphur in the feed to SRU
(tonne/day)
Existing SRU
New SRU
above 20
26
10
Sulphur Dioxide
5 to 20
80
40
up to 5
120
80]
[***]
7.
Aluminium Plants:
(i) Anode Bake
Oven
Total Fluoride
0.3 Kg/MT of
Aluminium
(ii) Pot room
(a) VSS
-do-
4.7 Kg/MT of
Aluminium
(b) HSS
-do-
6 Kg/MT of
Aluminium
(c) PBSW
-do-
2.5 Kg/MT of
Aluminium
(d) PBCW
-do-
1.0 Kg/MT of
Aluminium
Note:
VSS
= Vertical Stud
Soderberg
HSS
= Horizontal Stud
Soderberg
[PBSW]
= Pre Backed Side
Work
PBCW
= Pre Backed
Centre Work
8.
Glass Industry:
(a)Furnace
Capacity
(i) Upto the
product draw capacity of 60 MT/Day
Particulate matter
2kg/hr
(ii) Product draw
capacity more than 60 MT/Day
-do-
0.8 kg/MT of
product drawn
9.
Petrochemicals
(Basic and Intermediates)
Source
Quantum
limit in gm/hour for New/Expansion Plants (gm/hr)
Organic
Particulate
Phthalic anhydride
(PA),Maleic anhydride (MA),Toluene Di-isocyanate (TDI)
plants-process emission
100
VOC-HAPs (TDI+MDI)
(Toluene
Di-isocyate) TDI, Methylenediphenyl Di-isocynate (MDI)
Plants-Process emission
0.5
VOC-HAPs (Benzene
Butadiene)
Benzene, Butadiene
Plants-Process emission
25.0
VOC-HAPs (EO, VCM,
EDC, ACN+PO)
EO, VCM, EDC, ACN,
PO Plants-Process emission
50.0