70 



The 1 6 projects in the environmental 

 protection programnne 



'/ ^opo—d fi n awi 



W w li. >t P if ifciirB and mm w tmd k »9 m— 



I Phosphorus refTXTval st the St Petefsburg waste water treatment plent 



Reduction of load on the Guif of 

 Rnland of BOD^ 36%. 

 Total N 4%, Total P 50% 



- bioctwmcal or bM>k>9icai 

 iTMtment 



2 Construction of four district waste water treatment plants 

 in the St PeterstHjrg vea 



ReductKm of kwd of 800, 84%. 

 Total N 19%. Total P 66% 



■ two new plants. - extension of 

 two plants and tr>e sewaraoe 

 sysiem 



3. Treatment of waste water contnmng heavy metats 



Reduction of h«aw metal content of 

 sludge Cu 75%, Zn 57%. 

 Nl 50%. Cd 100%. Pb 99%. 

 O 93% 



- lechnicei impf ovements m 

 preproces5v>g ary] orocessing at 

 1 19 surface finishing plants 



A Connection of certatfi sewage docharga p«)es to the treatment 

 plant network 



Reductiort of load on the 

 Gulf of Finland of BOO, 68%. 

 Total N 3S%. Total P 82% 



- about half of the oty s 478 discharge 

 sewers wiB be connected to a tunnef 

 iead«^ to the central treatment plant 



5 Management of hazardous waste in St Petersburg 



- Overall mar\agement of 

 hazardous wastes 



- Reduction of risks related to the 

 coieciKxi trartsport and harKftr>g of 

 hazardous v^aste 



■ creatKyi of i collection system 



- constructon of a treatment piani and 



• special waste collection site 



1 2 Reduction of anwworwnerml probiema reieted to the PHk^^ranta 



pulpnfMH 



SO, 65%. dust eiTw ssi orts 86% 

 or^^nic k>ad from waste water 50%. 

 soidsk]ed6S% 



-process technology 



-filters 



- waste weter treatment 



BOO, ■ b«x:hemH:ai oxygen demand 



Total P total phosphorxjs 



Total N - total nitrogen 



SO] - atmospf«enc suipf>ur dtoxMie contem 



A seperata report on each protect and an overal sumn^sry report on tfte wftole 

 East Europe Protea nave been c omo4e<3 >n both Er>gitsh tra Russian 

 These reports are available fnyn the hrvtfsh Minrstry of trie Ertvfrorunent 



As the programme « -mpiemenied. new prefects may be added to tfxs hst and the order of >mpiementat«n may be char>gad as reouired 

 All ttie information m me figures and charts 4 from Sepieniber I99l 



Additional infocmatioa may be obtained from: 



Ministry of the Environment 



Ministry of ifae Enviromnem. East Europe Project, P.O. Box 399, SF-00121 Hetsinki, FINLAh4D 

 Tel. int +358-0-1991 1, Fax im. +358-0-1991 286, Telex 123 717 ymin sf 



