Unofficial Translation by Water Environmental Partnership in Asia
Decree of the State Minister of the Environment
Number 51of 2004
Regarding Standard Quality of Seawater!
!
2004

State Minister of the Environment, Republic of Indonesia!
1!The definition of terms stated in this ministerialArticle
decree is as follows.
!1. Sea is coastal areas comprised of geographicalunits in combination with related elements, withborders and systems designated based on functional aspects.
!2. Water quality standards of sea water measure the level or quality of organisms, substances,energy or elements that are present or should be present in sea water, and/or pollutants that limit
presence in sea water.

!3. A port/harbour is a place consisting of land and the surrounding waters with certain borders as abase for government administrative and economic activities used as place for vessels to drop
anchor, cruise, and for passengers to go on and off board and/or for unloading and loading ofgoods, as well as for changeover of mode of internal or interim transportation, that is equippedwith marine safety facilities and port supporting facilities.

!4. Marine tourism is recreational activity or tourism on the sea and on shore.
!5. The sea biota is made up of various types of life forms found in the sea.
6.

The minister must be the minister appointed to manage the environment and control
environmental impacts.
Article 2!The sea water quality standards in these regulations include the water quality of sea water used forports and harbour areas, marine tourism and sea biota.
!
3! (1) Water quality standards for port andArticle
harbour areas are prescribed in Annex I of thisministerial decree.
(2) Water quality standards for marine tourism are prescribed in Annex II of this ministerial
decree.
(3) Water quality standards for sea biota waters are prescribed in Annex III of this ministerial
decree.
(4) The water quality standards for sea water stated in (1), (2) and (3) must be reviewed at least
once every five years.

!
Article 5! (1) Provincial areas may enact water quality
standards equivalent to or more stringent than the1water quality standards for sea water of this ministerial decree.
(2) In the case that water quality standards for sea water enacted by provincial areas precede
this ministerial decree and are more lenient, these water quality standards for sea water must
be reconciled with this ministerial decree no later than within 2 years of the date ofenactment of this ministerial decree.
(3) Provincial areas may determine additional parameters to respond to the state of ecosystems
in concerned regions.
(4) In the case that provincial areas have not enacted water quality standards for sea water, thewater quality standards determined by this ministerial decree must be applied.

!

!

Article 6

Unofficial Translation by Water Environmental Partnership in Asia
(1)
(2)

In order to determine the water quality of sea water in provincial areas, the Governors,
Mayors and Regents must carry out monitoring at least two times in one.2
Based on water quality monitoring, Governors and Mayors/Regents must carry out followup surveys through programmes to control marine pollution.

!Translator’s note: In the original, Article 4 was missing in between Article 3 and 5.
!
7!For marine areas that do not fall under portsArticle
and harbours and marine tourism, water quality
standards for sea water in sea biota must be referred to.
!
8!Upon the release of this ministerial decree,Articlethe Decree of the Minister for Population and1Environment No. 1 of 1988 (Kep-02/MENKLH/1/1988) that gives consideration to Ch. 4 (attachedtable) of guidelines for enacting environmental quality standards is made null and void.

!
9!This ministerial decree will become effective onArticle
the enactment date.

Enacted in Jakarta
8 April 2004
Minister of Environment
Signature!

Nabiel Makarim, MPA, MBA!Copy identical to original!Deputy Minister for Environmental Policy and Institution!Ministry of Environment!Signature!Hoetomo, MPA! Translator’s note: The original English translation states, “To determine the quality of seawater of2

its region, the Governor, Regent/Mayor is obliged to perform monitoring at least 2(two) times in oneof”, but the detailed implications of “at least 2 (two) times in one of” is unknown.

!

!
!
!
!

Unofficial Translation by Water Environmental Partnership in Asia!

Marine water quality standards for ports and harbours
Annex II
2004 Decree of the State Minister of the Environment, No. 51
No.

Parameter!

UnitStandard value

Physical parameters
1

Claritym>3

2Odor-Odorless3

Total suspended matter

mg/l

80

4Refuse-Undected

5Temperature℃

Normal6Oil film-

Undetected

Chemical parameters
1

Hydrogen ion concentration (pH)-

6.5-8.5

2Salinity‰

Normal3

Total ammonia (NHmg/l0.3

4Sulphide (H

mg/l

0.03

5

Hydrocarbons

mg/l

1

6Phenols

mg/l0.002

7

PCB (polychlorinated biphenyl)

µg/l

0.01

8Surfactants (detergents)

mg/l MBAS

19

Oil and grease

mg/l

510

TBT (tributyltin)

µg/l

0.01

Dissolved metals

mg/l

1Mercury (Hg)mg/l0.003

2Cadmium (Cd)

mg/l

0.01

3Copper (Cu)

mg/l

0.05

4Lead (Pb)

mg/l

0.05

5Zinc (Zn)

mg/l

0.1

MPN/100ml

1000

Organism parameters
1Coliform bacteria (total number)

Notes:
1. “Not detected” means less than the limit of determination of assessment method based on the limitof determination of the equipment used (conforming to said assessment method).
2. Methods of analysis follow existing national and/or international analytical methods for marineUnofficial Translation by Water Environmental Partnership in Asia

3.
4.
5.
6.

!

water.
Normal refers to the natural state within the environment that differs according to time (day, nightand seasons).
Human observation (visual observation).
Human observation (visual observation). An oil film indicates a thin layer of oil film with athickness of 0.01 mm.
TBT (tributyltin) is an antifouling agent found in ship paint.
a.
Permissible deviation up to <10% euphotic depth3.
b. Permissible deviation is up to <10% average seasonal concentration.
c.
Permissible deviation is up to <2℃ from the normal temperature.
d. Permissible deviation is <0.2 in pH units.
e.
Permissible deviation is up to <5% average seasonal concentration.
f.
Permissible deviation is up to <10% average seasonal concentration.

Copy identical to original!
!
!
!
!
!!

Minister of Environment!

Signature
Nabiel Makarim, MPA, MBA

Deputy Minister for Environmental Policy and Institution
Ministry of Environment
Signature
Hoetomo, MPA
3Translator’s note: Water layer in lakes, marshes or ocean that is exposed to sunlight.

!

Unofficial Translation by Water Environmental Partnership in Asia!

Water quality standards for waters used for marine recreation
Annex II
2004 Decree of the State Minister of the Environment, No. 51
No.

Parameter

UnitStandard value

Physical parameters
1Claritym>3

2Odor-

Odorless

3

Total suspended matter

mg/l

80

4Refuse-Undetected

5

Temperature℃

Normal6

Oil film-

Undetected

Chemical parameters
1

Hydrogen ion concentration (pH)-

6.5-8.5

2

Salinity‰Normal3

Total ammonia (NHmg/l

0.3

4Sulphides (Hmg/l

0.03

5

Hydrocarbons

mg/l

1

6Phenols

mg/l0.002

7

PCB (polychlorinated biphenyl)µg/l

0.018Surfactants (detergents)

mg/l MBAS

19Oil and grease

mg/l

510

TBT (tributyltin)

µg/l

0.01

Dissolved metals

mg/l

1

Mercury (Hg)mg/l0.003

2Cadmium (Cd)

mg/l

0.01

3Copper (Cu)

mg/l

0.05

4

Lead (Pb)

mg/l

0.05

5

Zinc (Zn)

mg/l

0.095

MPN/100ml

1000(g)Organism parameters
1!

Coliform bacteria (total number)

Notes:
1. “Not detected” means less than the limit of determination of assessment method based on the limitof determination of the equipment used (conforming to said assessment method).
2. Methods of analysis follow existing national and/or international analytical methods for marineUnofficial Translation by Water Environmental Partnership in Asia

3.
4.
5.
a.
b.
c.
d.
e.
f.
g.

!

water.
Normal refers to the natural state within the environment that differs according to time (day, nightand seasons).
Human observation (visual observation)
Human observation (visual observation). An oil film indicates a thin layer of oil film with athickness of 0.01 mm.
Permissible deviation up to <10% euphotic depth.
Permissible deviation is up to <10% average seasonal concentration.
Permissible deviation is up to <2℃ from the normal temperature.
Permissible deviation is <0.2 in pH units.
Permissible deviation is up to <5% average seasonal concentration.
Various types of pesticides, e.g. DDT, Endrin, Endosulfan, Heptachlor.
Permissible deviation is up to <10% average seasonal concentration.
Minister of Environment
Signature

!
!
!
!
!
!!
!!

Copy identical to original
Deputy Minister for Environmental Policy and Institution
Ministry of Environment
Signature
Hoetomo, MPA!
!

Nabiel Makarim, MPA, MBAUnofficial Translation by Water Environmental Partnership in Asia!
!
!

Water quality standards suited to marine ecosystems

Annex III2004 Decree of the State Minister of the Environment, No. 51
No.

Parameter

UnitStandard value

Physical parameters
1

Claritym

Coral: >5
Mangrove: Lamun (sea grass): >3

2Odor-

Normal

3Turbidity

NTU<54Total suspended matter

mg/l

Coral: 20
Mangrove: 80
Lamun (sea grass): 20

5Refuse-Undetected

6Temperature℃

NormalCoral: 28-30
Mangrove: 28-32
Lamun (sea grass)：28-30

7Oil film-Undetected

Chemical categories
1Hydrogen ion concentration (pH)

-7-8.5

2

Salinity‰Normal
Coral: 33-34
Mangrove: s/d34
Lamun (sea grass): 33-34

3

Dissolved oxygen (DO)mg/l>54

Biochemical oxygen demand (BOD

mg/l

20

5Free ammonia (NHmg/l

0.3

6Orthophosphate (POmg/l0.015

7

Nitrate nitrogen (NOmg/l0.008

8Cyanide (CN)

mg/l

0.5

9Sulphides (Hmg/l0.01

10

PAH (Polycyclic aromatic hydrocarbons) mg/l

0.003

11Phenols

mg/l0.002

12

PCB (polychlorinated biphenyl)µg/l0.01

13

Surfactants (detergents)

mg/l MBAS

1Unofficial Translation by Water Environmental Partnership in Asia

14

Oil and grease

mg/l

1

15

Pesticides

mg/l

0.01

16

TBT (tributyltin)

µg/l

0.01

Dissolved metals

mg/l

1

Mercury (Hg)

mg/l

2

Hexavalent chromium (Cr0.005

3

Arsenic (As)

0.012

4

Cadmium (Cd)

mg/l

0.001

5

Copper (Cu)

mg/l

0.008

6

Lead (Pb)

mg/l

0.008

7

Zinc (Zn)

mg/l

0.05

8

Nickel (Ni)

0.001

0.05

Organism parameters
1

Coliform bacteria (total number)

MPN/100ml

10002Pathogens

sel/100ml

Undetected

3Plankton

sel/101ml

No abnormal blooms

Bq/l

4

Radioactive material
1!!

Substances with unknown composition

Notes:
1. “Not detected” means less than the limit of determination of assessment method based on the limit ofdetermination of the equipment used (conforming to said assessment method).
2. Methods of analysis follow existing national and/or international analytical methods for marinewater.
3. Normal refers to the natural state within the environment that differs according to time (day, nightand seasons).
4. Human observation (visual observation).
5. Human observation (visual observation). An oil film indicates a thin layer of oil film with a thicknessof 0.01 mm.
6. No abnormal blooms refers to the absence of extreme increases that causes eutrophication. Extreme
plankton increases wield effects on nutrients, light, temperature, the flow of tides and the stability ofplankton itself.
7.
TBT (tributyltin) is an antifouling agent found in ship paint.
aPermissible deviation up to <10% euphotic depth.
bPermissible deviation is up to <10% average seasonal concentration.
cPermissible deviation is up to <2℃ from the normal temperature.
dPermissible deviation is <0.2 in pH units.
ePermissible deviation is up to <5% average seasonal salinity.
f
Various types of pesticides, e.g. DDT, Endrin, Endosulfan, Heptachlor.
gPermissible deviation is up to <10% average seasonal concentration.

Unofficial Translation by Water Environmental Partnership in Asia!

Minister of the Environment
Signature!
!
!
!
!
!!

Copy identical to original
Deputy Minister for Environmental Policy and Institution
Ministry of Environment
SignatureHoetomo, MPA!
!

Nabiel Makarim, MPA, MBA