{"query_echo":{"q":"","filters":{"climate_tags":["groundwater contamination"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'groundwater contamination' for facet 'climate_tags' is not in the controlled vocabulary."}]},"total":{"value":3,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?climate_tags=groundwater+contamination","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"cer-000777","url":"https://climateinsightsdirectory.org/document/cer-000777","title":"OBJECTION TO TETRA4’s WATER USE LICENCE AMENDMENT APPLICATION FOR CLUSTER 2 EXPANSION","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"report","language":"en","date_published":"2023-05-09","source_url":"https://cer.org.za/wp-content/uploads/2023/12/CER_letter_Table_BW_Final.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"This document is a formal objection letter from the Centre for Environmental Rights (CER), on behalf of the Mining and Environmental Justice Community Network of South Africa (MEJCON-SA) and Mining Affected Communities United in Action (MACUA), regarding Tetra4's application to amend its Water Use Licence (WUL) for the Cluster 2 expansion of gas and helium production near Virginia, Free State. The document includes the original objections and the corresponding responses from Tetra4, focusing on risks to groundwater, radioactive contamination, waste management, and the impacts of climate change on water security.","ai_generated":true,"unit":"cer-000777#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"The proposed Cluster 2 expansion involves a significant increase in production scale, planning for up to 300 new production wells and 400 exploratory wells to produce up to 45 million cubic feet of natural gas per day.","ai_generated":true,"unit":"cer-000777#insight-1","date_modified":"2026-08-17"},{"text":"The project area relies on a 'sole source aquifer' for potable water, which CER argues is at risk of contamination from surface runoff, spills, and the migration of deep saline formation water (brine) through well drilling or historical boreholes.","ai_generated":true,"unit":"cer-000777#insight-2","date_modified":"2026-08-17"},{"text":"CER highlights a risk of radioactive contamination, noting that the Witwatersrand formation is known to contain uranium and that the project has not adequately evaluated formation water radioactivity or radium levels.","ai_generated":true,"unit":"cer-000777#insight-3","date_modified":"2026-08-17"},{"text":"There is a significant legacy of over 15,000 historical exploration wells in the study area, many of which may be unsealed and could act as conduits for contaminant transport; Tetra4 maintains that rehabilitating these third-party wells is not its legal responsibility.","ai_generated":true,"unit":"cer-000777#insight-4","date_modified":"2026-08-17"},{"text":"The objection notes that the Integrated Water and Waste Management Plan (IWWMP) fails to account for municipal water needed for dust suppression across 480 km of access roads, particularly under climate change scenarios that increase heat and dryness.","ai_generated":true,"unit":"cer-000777#insight-5","date_modified":"2026-08-17"},{"text":"The Matjhabeng municipality is experiencing a severe water crisis, with a Green Drop score for wastewater treatment facilities of 26% (down from 58% in 2013), which CER argues increases the vulnerability of local water resources.","ai_generated":true,"unit":"cer-000777#insight-6","date_modified":"2026-08-17"},{"text":"CER asserts that the project threatens the 'breadbasket of South Africa' (Free State Province), where maize and livestock production are highly vulnerable to the 3°C warming scenarios identified by the IPCC.","ai_generated":true,"unit":"cer-000777#insight-7","date_modified":"2026-08-17"}],"climate_tags":["climate change adaptation","water scarcity","food security","groundwater contamination"],"geography_discussed":["Matjhabeng Local Municipality"],"frame_perspective":[],"analysis_type":["regulatory objection","environmental impact assessment review"]},{"id":"cer-000513","url":"https://climateinsightsdirectory.org/document/cer-000513","title":"APPELLANTS’ HEADS OF ARGUMENT IN THE APPEAL IN TERMS OF SECTION 149 OF THE NATIONAL WATER ACT NO. 36 OF 1998","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"report","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2021/03/Appellants-heads-of-argument.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"This document contains the Appellants' Heads of Argument filed by the Centre for Environmental Rights on behalf of the Endangered Wildlife Trust and the Federation for a Sustainable Environment. The appeal, brought under section 149 of the National Water Act (NWA), challenges a Water Tribunal decision that dismissed an appeal against the granting of a water use licence (WUL) to Atha-Africa Ventures (Pty) Ltd for the proposed Yzermyn Underground Coal Mine. The appellants argue that the Water Tribunal erred on several questions of law, including the failure to consider the strategic importance of the mine area, the absence of landowner consent, the misapplication of the precautionary principle, the lack of post-closure water treatment provisions, and the misapprehension of the burden of proof regarding socio-economic impacts.","ai_generated":true,"unit":"cer-000513#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"The proposed Yzermyn Underground Coal Mine is located in an area of high environmental sensitivity, identified as a Strategic Water Source Area (SWSA), part of a protected environment under the National Environmental Management: Protected Areas Act, and an endangered ecosystem under the Biodiversity Act.","ai_generated":true,"unit":"cer-000513#insight-1","date_modified":"2026-08-17"},{"text":"The mine is expected to cause three primary water impacts: 'dewatering' of aquifers which affects springs and wetlands, the 'decant' of contaminated water (including acid mine drainage) post-closure, and the accumulation of toxic water in groundwater plumes before decant occurs.","ai_generated":true,"unit":"cer-000513#insight-2","date_modified":"2026-08-17"},{"text":"The appellants argue the Water Tribunal erred by dismissing evidence of the mine area's strategic importance as irrelevant, claiming the Tribunal wrongly held that national-level studies (like SWSA reports) are not applicable to project-level decisions.","ai_generated":true,"unit":"cer-000513#insight-3","date_modified":"2026-08-17"},{"text":"The appellants contend that the WUL was granted in violation of section 24 of the NWA because the owner of the farm Zoetfontein 94 HT did not consent to the use of underground water, and no 'good public reason' was provided to override this requirement.","ai_generated":true,"unit":"cer-000513#insight-4","date_modified":"2026-08-17"},{"text":"The appellants claim the Water Tribunal failed to apply the precautionary principle from NEMA, which requires a risk-averse approach when scientific knowledge is limited. They cite 'low confidence' in the groundwater assessments and uncertainty regarding the adequacy of mitigation for acid mine drainage.","ai_generated":true,"unit":"cer-000513#insight-5","date_modified":"2026-08-17"},{"text":"The WUL is criticized for failing to provide for the post-closure treatment of contaminated water, as it is only valid for the 15-year life of the mine and lacks financial security for long-term water treatment.","ai_generated":true,"unit":"cer-000513#insight-6","date_modified":"2026-08-17"},{"text":"The appellants argue the Water Tribunal wrongly shifted the burden of proof regarding socio-economic impacts onto the appellants, whereas the statutory duty of justification lies with the licence applicant (Atha).","ai_generated":true,"unit":"cer-000513#insight-7","date_modified":"2026-08-17"}],"climate_tags":["water security","acid mine drainage","groundwater contamination","biodiversity loss","sustainable development","precautionary principle"],"geography_discussed":["Mpumalanga","Assegaai River","Mabola Protected Environment"],"frame_perspective":[],"analysis_type":["legal_argument","environmental_impact_review"]},{"id":"cer-000525","url":"https://climateinsightsdirectory.org/document/cer-000525","title":"april-2018-amsa-land-contamination-site-assessment-report-2b8f36f39e5d5997.pdf","publisher":{"name":"Centre for Environmental Rights","organization":"centre-for-environmental-rights"},"document_type":"report","language":"en","date_published":null,"source_url":"https://cer.org.za/wp-content/uploads/2019/08/April-2018-AMSA-Land-Contamination-site-assessment-report.pdf?x21779","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"This April 2018 Site Assessment Report and Remediation Action Plan, prepared by WSP Environmental (Pty) Ltd for ArcelorMittal South Africa (AMSA), evaluates land and groundwater contamination at the Vanderbijlpark steel mill. The report concludes that while soil impacts are generally low risk, substantial groundwater contamination exists on the western boundary due to historical coal tar sludge deposition in Dam 10, which created a Dense Non-Aqueous Phase Liquid (DNAPL) plume extending approximately 2.5km west. The report recommends a shift from informal DNAPL abstraction to enhanced natural attenuation via chemical dosing, alongside consolidated groundwater monitoring and further investigation of specific soil contamination in the southeast.","ai_generated":true,"unit":"cer-000525#summary","date_modified":"2026-08-17"},"key_insights":[{"text":"The AMSA Vanderbijlpark facility is officially classified as contaminated under the National Environmental Management: Waste Act (NEM: WA), although the majority of the contamination is not considered to present an immediate risk.","ai_generated":true,"unit":"cer-000525#insight-1","date_modified":"2026-08-17"},{"text":"Substantial groundwater contamination, specifically Dense Non-Aqueous Phase Liquid (DNAPL), is present on the western boundary of the site. This contamination originated from the historical deposition of coal tar sludge in Dam 10 and has resulted in a dissolved-phase plume extending roughly 2.5km to the west.","ai_generated":true,"unit":"cer-000525#insight-2","date_modified":"2026-08-17"},{"text":"AMSA has performed informal DNAPL abstraction for approximately ten years to mitigate off-site migration. However, the efficacy of this practice is questioned because the recovered DNAPL is an emulsion in water and no accurate volume records are maintained.","ai_generated":true,"unit":"cer-000525#insight-3","date_modified":"2026-08-17"},{"text":"WSP proposes a remediation strategy of enhanced natural attenuation for the residual DNAPL, involving the introduction of chemical agents to accelerate degradation and inhibit the migration of Polycyclic Aromatic Hydrocarbons and phenolic compounds.","ai_generated":true,"unit":"cer-000525#insight-4","date_modified":"2026-08-17"},{"text":"Soil analysis indicates that most impacts are unlikely to represent a significant risk to human health or aquatic systems. However, localized exceedances of industrial land-use standards (SSV2) were found for hexavalent chromium and benzo(a)pyrene in an open field in the eastern section, and manganese in the southwest.","ai_generated":true,"unit":"cer-000525#insight-5","date_modified":"2026-08-17"},{"text":"Groundwater monitoring revealed exceedances of drinking water standards for manganese and chloride in well T-1D, and chloride and cyanide in well T-3D. Nitrite exceedances were noted in well P-8D, likely linked to the Old Waste Disposal Site.","ai_generated":true,"unit":"cer-000525#insight-6","date_modified":"2026-08-17"},{"text":"A suspended small-scale irrigation abstraction (HCBH1) in the southeast was evaluated; current data suggests the water is compliant with agricultural irrigation guidelines and drinking water standards, indicating low risk for reinstatement.","ai_generated":true,"unit":"cer-000525#insight-7","date_modified":"2026-08-17"},{"text":"WSP recommends consolidating the various groundwater monitoring requirements from different licenses into a single analytical program to ensure a consistent site-wide database.","ai_generated":true,"unit":"cer-000525#insight-8","date_modified":"2026-08-17"}],"climate_tags":["land contamination","groundwater contamination","industrial remediation","dnapl","environmental management"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["site assessment","remediation action plan","risk assessment"]}]}