Free State Region
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FREE STATE REGION CONTENTS: • Introduction • Potable water supply: original supply area • Potable water supply: additional supply area • Potable water quality :DVWHZDWHUHႉXHQWTXDOLW\ • Maintenance expenditure • Upgrading and refurbishment • Overview of planned and unplanned maintenance • Conclusion Mr. G.M. 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Annual Report 2018-2019 51 FREE STATE REGION Table 1: Supply and Demand: Water Sources in the Free State Region Source Plant Design Capacity Current Demand Municipal Area 0ƐSHUGD\ Served 0DWMKDEHQJ/0 9DDO5LYHU %DONIRQWHLQ 360 164 1DOD/0 0DTXDVVL+LOOV/0 $OOHPDQVNUDDO'DP 9LUJLQLD 120 66 0DWMKDEHQJ/0 6DQG5LYHU&DQDO %RUHKROHV 2 0DTXDVVL+LOOV/0 5DZZDWHUSXUFKDVHVDQGZDWHUYROXPHVSURGXFHG VROG IRUWKH¿QDQFLDO\HDUDUHUHÀHFWHGLQWKH HQVXLQJWZRWDEOHV Table 2: Raw Water Purchases Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 2018/2019 Table 3: Volume Produced (Sold) Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 2018/2019 'XULQJWKH\HDUXQGHUUHYLHZUDZZDWHUSXUFKDVHV IDFW WKDW WKH 0DVLORQ\DQD /RFDO 0XQLFLSDOLW\ ZDV DQGZDWHUVDOHVYROXPHVLQFUHDVHGE\DQG DVVLVWHGZLWKZDWHUIURPWLPHWRWLPH UHVSHFWLYHO\7KHVHLQFUHDVHVDUHDWWULEXWHG WR WKH IDFW WKDW UDZ ZDWHU UHVWULFWLRQV ZHUH OLIWHG *UDSK UHÀHFWV PRQWKO\ SURGXFWLRQ WUHQGV LQ WKH SRSXODWLRQ JURZWK LQ WKH DUHD RI VXSSO\ DQG WKH 5HJLRQIRUWKH¿QDQFLDO\HDUXQGHUUHYLHZ Graph 1: Free State Region Monthly Production Trends %DONIRQWHLQ3ODQW 9LUJLQLD3ODQW %RUHKROHV 3URGXFWLRQ7RWDO 0 -XO $XJ 6HS 2FW 1RY 'HF -DQ )HE 0DU $SU 0D\ -XQ 3URGXFWLRQ9ROXPHVLQNLOROLWHUV NƐ 0RQWKV 52 Sedibeng Water - Annual Report 2018-2019 FREE STATE REGION POTABLE WATER SUPPLY: LEKWA-TEEMANE Bloemhof Water Treatment Works LOCAL MUNICIPALITY 5DZZDWHUDEVWUDFWLRQDQGYROXPHVSURGXFHGDWWKH 7KH )UHH 6WDWH 5HJLRQ FRQWLQXHV WR SURYLGH %ORHPKRI :DWHU 7UHDWPHQW :RUNV DUH GHSLFWHG LQ RSHUDWLRQV DQG PDLQWHQDQFH VHUYLFHV DW WKH 7DEOHVDQG %ORHPKRI DQG &KULVWLDQD :DWHU 7UHDWPHQW :RUNV LQWKHPXQLFLSDODUHDRIWKH/HNZD7HHPDQH/RFDO 0XQLFLSDOLW\ Table 4: Bloemhof Water Treatment Works: Raw Water Abstraction Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 2018/2019 Table 5: Bloemhof Water Treatment Works: Volume Produced (Sold) Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 2018/2019 5DZ ZDWHU DEVWUDFWLRQ LQFUHDVHG E\ DQG Christiana Water Treatment Works ZDWHU VROG E\ 7KH LQFUHDVH LQ ZDWHU DEVWUDFWHGFRPSDUHGWRWKHOHVVHULQFUHDVHLQZDWHU 5DZZDWHUDEVWUDFWLRQDQGYROXPHSURGXFHGDWWKH VROGFDQEHDWWULEXWHGWRPRUHZDWHUORVVHVDWWKH &KULVWLDQD:DWHU7UHDWPHQW:RUNVDUHGHSLFWHGLQ ZDWHUWUHDWPHQWSODQW 7DEOHVDQG Table 6: Christiana Water Treatment Works: Raw Water Abstraction Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 2018/2019 Table 7: Christiana Water Treatment Works - Volume Produced (Sold) Year Volume Increase in Demand Increase NƐ NƐ 2017/2018 1' 1' 1' 2018/2019 1' 1' 1RWGHWHUPLQHG 7KH¿QDOPHWHUXQLWUHDGLQJWRGHWHUPLQHYROXPHV 'LVWULFW0XQLFLSDOLW\7KHSURMHFWHQWDLOVQHZSXPSV RI ZDWHU SURGXFHG GLG QRW UHJLVWHU FRUUHFWO\ DW DQG SLSHZRUN DV ZHOO DV FKDQJHV WR WKH EXLOGLQJ WKH &KULVWLDQD 3ODQW GXH WR DQ XSJUDGLQJ SURMHFW LQIUDVWUXFWXUH ZKLFK LQWHUIHUHG ZLWK WKH FRUUHFW DW WKH 8WOZDQDQJ 3XPS 6WDWLRQ 7KLV SURMHFW LV PHDVXUHPHQWRIWKH¿QDOZDWHUSURGXFHG FRQWUROOHG E\ WKH 'U 5XWK 6HJRPRWVL 0RPSDWL Sedibeng Water - Annual Report 2018-2019 53 FREE STATE REGION Drought Relief POTABLE WATER QUALITY 7KHUHZHUHQRGURXJKWLQWHUYHQWLRQVSURYLGHGE\WKH Potable Water Quality at the Balkfontein and )UHH6WDWH5HJLRQLQWKH¿QDQFLDO\HDU Virginia Water Treatment Plants Emergency Supply of Water to the Masilonyana :DWHUTXDOLW\VWDWLVWLFVIRUWKH\HDUXQGHUUHYLHZDUH and Mafube Local Municipalities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able 8.1: Water Quality Results - Balkfontein (Final Water) Determinand Unit 6SHFL¿FDWLRQ Compliance SANS 241:2015 Physical and Organoleptic Requirements pH pH ± ! 7XUELGLW\ NTU Microbiology Safety Requirements E. coli &RXQWPƐ Operational Water Quality Alert Levels 7RWDO&ROLIRUPV &RXQWPƐ 10 Average Free Chlorine PJƐ Table 8.2: Water Quality Results - Virginia (Final Water) Determinand Unit 6SHFL¿FDWLRQ Compliance SANS 241:2015 Physical and Organoleptic Requirements pH pH ± ! 7XUELGLW\ NTU ! Microbiology Safety Requirements E. coli &RXQWPƐ ! Operational Water Quality Alert Levels 7RWDO&ROLIRUPV &RXQWPƐ 10 ! Average Free Chlorine PJƐ 54 Sedibeng Water - Annual Report 2018-2019 FREE STATE REGION :DWHUTXDOLW\FRPSOLDQFHIRUWKHGLႇHUHQWVXSSO\V\VWHPVLQWKHGLVWULEXWLRQQHWZRUNLQWKH)UHH6WDWH5HJLRQ LVUHÀHFWHGLQ7DEOH Table 8.3: Water Quality Results (Supply Systems) Supply Systems &RPSOLDQFH/HYHOV 6$16 in the Free State Microbial: Chemical: Chemical: Chemical: Operational: Disinfectant: Region Acute Acute Chronic Non-health: PLQ PLQ Health Health Health Aesthetic PLQ PLQ PLQ PLQ MATJHABENG LM :HONRP $OODQULGJH 2GHQGDDOVUXV Hennenman 9LUJLQLD 9HQWHUVEXUJ MAQUASSI HILLS LM /HHXGRULQJVWDG 0DNZDVVLH :ROPDUDQVVWDG NALA LM :HVVHOVEURQ %RWKDYLOOH Potable Water Quality in the Lekwa-Teemane 3ODQW FRPSOLHG ZLWK 6$16 VWDQGDUGV Local Municipality IRU GULQNLQJ ZDWHU ZLWK UHJDUGV WR PLFURELRORJLFDO SK\VLFDO DQG RUJDQROHSWLF DV ZHOO DV FKHPLFDO :DWHU TXDOLW\ VWDWLVWLFV DW WKH %ORHPKRI DQG SDUDPHWHUV 7KH &KULVWLDQD 3ODQW GLG QRW DOZD\V &KULVWLDQD :DWHU 7UHDWPHQW :RUNV LQ WKH /HNZD FRPSO\ ZLWK RSHUDWLRQDO OLPLWV ZLWK UHJDUGV WR 7HHPDQH /RFDO 0XQLFLSDOLW\ IRU WKH WXUELGLW\ GXH WR WKH IDFW WKDW WKH GHPDQG LV PXFK ¿QDQFLDO \HDU DUH VXPPDULVHG LQ 7DEOHV DQG KLJKHUWKDQWKHRSHUDWLRQDOFDSDFLW\RIWKHSODQW )LQDOZDWHUIURPWKH%ORHPKRI:DWHU7UHDWPHQW Table 9.1: Water Quality Results - Bloemhof (Final Water) Determinand Unit 6SHFL¿FDWLRQ Compliance SANS 241:2015 Physical and Organoleptic Requirements pH pH ± ! 7XUELGLW\ NTU Microbiology Safety Requirements E. coli &RXQWPƐ Operational Water Quality Alert Levels 7RWDO&ROLIRUPV &RXQWPƐ 10 Average Free Chlorine PJƐ Sedibeng Water - Annual Report 2018-2019 55 FREE STATE REGION Table 9.2: Water Quality Results - Christiana (Final Water) Determinand Unit 6SHFL¿FDWLRQ Compliance SANS 241:2015 Physical and Organoleptic Requirements pH pH ± ! 2SHUDWLRQDO 7XUELGLW\ NTU $HVWKHWLF ! Microbiology Safety Requirements E. coli &RXQWPƐ ! Operational Water Quality Alert Levels 7RWDO&ROLIRUPV &RXQWPƐ 10 ! 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