WATER CONDITIONING IN JURMALA

GREEN BRIDGE FORUM 2015Building the Bridge to Clean Technologies

between European Union and Central Asian countriesJurmala, 18.04.2015.

Population: 55 562 that increases during summer time; Area: 100 km2 that includes 12 villages and 2 small

historical towns (Sloka un Ķemeri); Network: water 147,3 km; sewerage 152 km, and 75,8

km of them pressure pipes; Connected to: water 75%, sewerage 74%;

Jurmala

Network extension: water 90,8km, sewerage 82,2km and 6,3km of them pressure pipes;

Total project expenses: 46,7 millions EUR; Financing: Finishing time: spring 2016

Jurmala water development project

Water conditioning plants in Jurmala

WCP in Kauguri (6500m3/d); WCP in Dzintari (6000m3/d); WCP in Jaundubulti (6000m3/d); WCP in Kemeri (210m3/d);

Kauguri water conditioning

Iron removal plant reconstructed in 2007.;

Sulphates removal (nanofiltration ) in 2013.;

Guarantee period ended in 2015.;

Expenses for construction of IRP 1,3million EUR;

Nanofiltration expenses for WCP 1,1 million EUR.

Dzintari water Conditioning

Iron removal plant reconstructed in 2008.;

Sulphates removal (nanofiltration ) in 2013.;

Guarantee period ended in 2015.;

Expenses for construction of IRP 0,9million EUR;

Nanofiltration expenses for WCP 0,8 million EUR.

Jaundubulti water conditioning

Iron removal plant reconstructed in 2008.;

Sulphates removal (nanofiltration ) in 2013.;

Guarantee period ended in 2015.;

Expenses for construction of IRP 1,5million EUR;

Nanofiltration expenses for WCP 0,8 million EUR.

Ķemeri water conditioning

Iron removal plant reconstructed in 2013.;

Sulphates removal (nanofiltration ) in 2013.;

Guarantee period ended in 2015.;

Expenses for construction of iron removal and nanofiltration 1,0 million EUR.

Water quality

Parameter Before conditioning

Requirement After conditioning

Supplied in network

Fe2+ 1,3 – 1,5mg/l 0,2mg/l 0,05mg/l 0,05mg/l

SO4 350-370mg/l(in Kauguri up

to 400mg/l)

250mg/l 15mg/l 200mg/l

In Jurmala potable water from tap is safe, healthy and cheap!

Questions? Discussion...