2 Renmark to border LAP area assessment - EPA - Sa.gov.au

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River Murray and Lower Lakes catchment risk assessment for water quality: Results and management options Current and potential future options 148 Lead stakeholder(s) Research and development Capacity building Monitoring Compliance Policy planning Hazard Stressor EV Capital on-ground works SA Water, Mid Murray council, SAMDB NRMB, EPA Investigate treatment/reuse alternatives Contingency plan for SA Water in case of a large rain event or spill in catchment Auditing of any industries in the catchment Monitoring of stormwater discharges at the outlet to better define risk SA Water to examine options for reducing risk to off-take (eg can off-take be shutoff during rainfall events; turbidity sensor) Regular maintenance of drains ECO RAW REC NU TU Stormwater Swan Reach (near potable off-take) * Alternative treatment options, eg detention basin, diversion of stormwater to the creek adjacent to Marks landing wetland Mid Murray council, SAMDB NRMB, EPA Investigate treatment/reuse alternatives Require new developments to incorporate stormwater management systems (eg detention basins and wetlands) and use water-sensitive urban design principles Regular maintenance of drains Monitoring of stormwater discharges at the outlet Community education on pollution of stormwater Clean-out of drains Installation of GPTs Alternative treatment options, eg detention basin ECO REC NU TU Stormwater Audit any industries in the catchment Salisbury Road (Pellaring Flat) Long gully Road (Mannum) * * BIASA, marina owners/operators, EPA, Planning SA, DWLBC Marina planning guidelines for new marinas Audit, license and/or enforce Code of Practice for Vessel and Facility Management: Marine and Inland Waters (marinas and vessels within them) Monitoring of nutrient levels Education of boat owners regarding appropriate waste disposal ECO REC NU PA Marina OR Caurnamont landing Kia Marina Mannum Marine * Mid Murray council, Riverland Tourism Association, Sustainable Recreation Project, campers, Mid Murray LAP, EPA, Department of Health, SA Water Designate camping sites that require permits, allowing for greater control over site use Audit and enforce Public and Environmental Health Act and/or Water Quality EPP if required Survey of campsites looking at the frequency of use and the density of campers Education on the sustainable use of campsites, including distribution of information to private campsites Installation of sanitation facilities Big Bend and Walker Flat have been highlighted as priority sites in the Sustainable Recreation Project ECO RAW REC PA NU OR Limit access around off-takes Informal camping areas Big Bend Walker Flat Jyllunka Devon Downs North of Younghusband West wetland Piggy Flat landing Caurnamont landing * *
Current and potential future options Lead stakeholder(s) Research and development Capacity building Monitoring Compliance Policy planning Hazard Stressor EV Capital on-ground works River Murray and Lower Lakes catchment risk assessment for water quality: Results and management options SAMDB NRMB, DWLBC, EPA, Mid Murray LAP, SA Water Research is required to assess the potential of wetlands/lagoons to discharge a pulse of contaminants following significant rain events. Monitoring of current artificial practices, particularly given the current low flow conditions of the river Development of wetland management plans Fencing of riparian grazing activities ECO RAW TU OR Wetlands/lagoons South Portee REC PA SA Priority could be South Portee and Swan reach complex to better define risks to SA Water's off-takes NU For South Portee wetland, SA Water to examine options for reducing any risk to off-take following outcomes of above research Younghusband West Lake Carlet Teal Flat lagoon opp Maidment lagoon Tapoo lagoon Marks landing Devon Downs north Swan Reach ferry Forster lagoon * * EPA, Department of Health, SAMDB NRMB, Mid Murray council Auditing of systems Consider the density of septic tank soakage trenches in any new developments in the Water Protection Area Monitoring on the influence of septic tank disposal trenches on groundwater contamination Education on the importance of regular auditing and management practices NU Upgrade of systems to STEDS or similar Note 1: Jyllunka and Younghusband Holdings shacks have signed contracts to go to STEDS. Other areas are also under investigation and negotiation. Note 2: Mid Murray Council currently in negotiations at Blanchetown Riverside Caravan Park site Toilets/septic tanks East Front Rd Kia shacks Rocky Pt shacks Lahnes landing Gowling Ct shacks Grulunga Caravan Park Swan Reach Truman shacks Lake Carlet shacks Jyllunka shacks Younghusband Holdings shacks Teal Flat shacks D/s & adj Bowhill wetland Purnong Hermann landing Nildottie Devon Downs Nth Punyelroo Langs landing U/s Portee landing Castle landing Blanchetown riverside caravan park Sab-Aruma * * Kroehns landing * * * Wongulla landing & housing estate B&B opp Riverbanks estate houseboats adj Greenings landing * * 149
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E N V I R O N M E N T P R O T E C T
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The River Murray and Lower Lakes ca
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6 Mannum to Wellington LAP area ass
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Table 6.5 Frequency of risk to recr
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Figure 7.2 Example of hazard to wat
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Roz Becker, Riverland Tourism Assoc
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Abbreviations 10 ADWG Australian Dr
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Executive Summary The River Murray
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River Murray and Lower Lakes catchm
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