ANALYSIS THE CAPACITY OF WASTE WATER TREATMENT PLANTS (WWTP) MARGASARI BALIKPAPAN CITY

Abstract

Lack of a wareness on the part of society on the environment in the present this is the
problem facted by cities big in Indonesia.waste in one of the important of issues that
require special handling due to the dischange of waste water directly into the river can lead
to water pollution and environmental.cantamination can affect water quality standar of
raw water used for clean water. Waste water treatment plant(WWTP) is one of the efforts
undertaken to address the problem of government and the results of these preparations can
be in use again. Balikpapan city currently has three waste water treatment plants (WWTP).
Margasari waste water treatment plant is a waste water treatment plant that was built in the
first instance that stars operation frist started in 2003. capacity in the tub equalisasi is 196
, capacity in the tub aeration is 1.532 , capacity in the sedimentation tub one is 125
, capacity in the sedimentation tub two is 125 , capacity in tub results of the treated
water is 636,5 . and contruction of the building is of reinforced concrete.Analysis
calculation that produced at municipal waste water treatment plants (WWTP) margasari
balikpapan city next 15 years in 2018 is 255 /. Of the results of laboratory tests in
the laboratory local water companies (PDAM) balikpapan city on the results of waste
water treatment (WWTP) margasari on 12 may 2014 and 26 may 2014 , the results of
waste water treatment there is an increase in the parameters of degree of acidity (pH)
from 8,0 to 8,3 and chemical oxygen demand (COD) from 100 to119 but the results of
these tests are still below the maximum levels of the water in the (WWTP) margasari
appropriate standards that have been set, accordance with the regulations of the province
of east kalimantan number 12 of 2011 on the management of water quality and water
pollution control standars of domestic waste water and the environment minister’s number
112 0f 2003 on waste water quality standards.
Key