{
  "country_code": "ZM",
  "id": "kariba-nyami-nyami-floods",
  "title": "Nyami Nyami: floods, a dam and the river spirit",
  "category": "legende",
  "date": "1957-01-01",
  "date_label": "Year of flooding in the tourism account, not a verified spirit encounter",
  "location": "Kariba Gorge, near Siavonga, Zambia",
  "lat": -16.52,
  "lng": 28.76,
  "summary": "Floods during dam construction became part of a story about the Tonga river spirit. Hydrological records establish exceptional flows without establishing a supernatural cause.",
  "documented_claim": "The authority's report identifies exceptionally high discharge in 1957–1958 within its cited record.",
  "unproven_claim": "The flood record proves that a river spirit deliberately destroyed dam works.",
  "sources": [
    {
      "title": "Zambia Tourism — Siavonga and the history of Lake Kariba",
      "url": "https://www.zambiatourism.com/towns/siavonga/",
      "language": "English",
      "kind": "Tourism narrative of historical and spiritual associations",
      "note": "Source for the spirit story, not proof of supernatural causation.",
      "id": "S1",
      "accessed_on": "2026-09-30"
    },
    {
      "title": "Zambezi River Authority — Annual Report, 28th edition (2015)",
      "url": "https://www.zambezira.org/sites/default/files/ZRA%20Annual%20Report%2028th%20Edition_0.pdf",
      "language": "English",
      "kind": "Primary operational hydrology report",
      "note": "Victoria Falls flow series gives 1957–1958 annual-discharge context. Different evidence from the tourism narrative.",
      "id": "S2",
      "accessed_on": "2026-09-30"
    }
  ],
  "country": "Zambia",
  "author": "Eklipsis",
  "content_languages": [
    "en"
  ],
  "path": "/investigations/kariba-nyami-nyami-floods",
  "source_url": "https://www.zambiatourism.com/towns/siavonga/",
  "location_precision": "region",
  "location_note": "Approximate orientation marker for the named locality, not an exact encounter, burial, ritual or excavation position.",
  "location_source_url": "https://www.openstreetmap.org/?mlat=-16.52&mlon=28.76#map=8/-16.52/28.76",
  "reviewed_on": "2026-09-30",
  "edition": 1,
  "truth_type": "unknown",
  "verdict": "Exceptional river flow and the spirit narrative are documented separately. A causal intervention by Nyami Nyami remains unverified.",
  "sections": [
    {
      "title": "The mystery and the documented account",
      "text": "Zambia Tourism's Siavonga account describes resistance to Kariba's construction through the wishes attributed to Nyami Nyami, a Tonga river spirit, and recounts floods during the work. The Zambezi River Authority's 2015 annual report independently discusses flow records: its operational hydrology section identifies 1957–1958 as the largest annual discharge in the cited Victoria Falls series. The two records concern different questions. Measured river flow can support a historical flood context, but cannot validate every supernatural episode attached to the dam.",
      "refs": [
        "S1",
        "S2"
      ]
    },
    {
      "title": "The question worth investigating",
      "text": "When did particular Nyami Nyami episodes enter recorded accounts, and how do they relate to documented floods and displacement? Which statements come from named Tonga narrators?",
      "refs": []
    },
    {
      "title": "Evidence, provenance and uncertainty",
      "text": "The tourism narrative is a modern synthesis, not a firsthand spirit encounter. A discharge total at Victoria Falls is not a direct measurement of a spirit or every construction-site event. The river and dam are shared with Zimbabwe; this marker concerns the Zambian association.",
      "refs": [
        "S1",
        "S2"
      ]
    },
    {
      "title": "Inspector’s assessment",
      "text": "Exceptional river flow and the spirit narrative are documented separately. A causal intervention by Nyami Nyami remains unverified.",
      "refs": []
    },
    {
      "title": "Next research and discriminating evidence",
      "text": "Align dated construction and flow records without merging hydrological seasons and calendar years. Compare attributed Tonga accounts and record versions before and after the dam. Keep lived displacement history distinct from embellishments in tourist narratives.",
      "refs": []
    }
  ],
  "timeline": [
    {
      "date": "1956",
      "text": "The tourism history places the construction tender in this year.",
      "refs": [
        "S1"
      ]
    },
    {
      "date": "1957",
      "text": "The tourism account reports flooding during construction.",
      "refs": [
        "S1"
      ]
    },
    {
      "date": "1957–1958",
      "text": "The authority's later hydrological summary identifies its highest cited annual discharge.",
      "refs": [
        "S2"
      ]
    },
    {
      "date": "2015 reporting year",
      "text": "The authority summarizes the historical flow series.",
      "refs": [
        "S2"
      ]
    },
    {
      "date": "30 September 2026",
      "text": "Eklipsis compiles this English documentary investigation from the named sources. No field visit or new eyewitness interview is claimed.",
      "refs": []
    }
  ],
  "claims": [
    {
      "text": "The authority's report identifies exceptionally high discharge in 1957–1958 within its cited record.",
      "status": "Documented in the named record",
      "refs": [
        "S2"
      ]
    },
    {
      "text": "The flood record proves that a river spirit deliberately destroyed dam works.",
      "status": "Not established by the selected evidence",
      "refs": [
        "S1",
        "S2"
      ]
    },
    {
      "text": "Exceptional river flow and the spirit narrative are documented separately. A causal intervention by Nyami Nyami remains unverified.",
      "status": "Editorial assessment; stated limits apply",
      "refs": []
    }
  ],
  "hypotheses": [
    {
      "title": "Flooding within a naturally variable river system",
      "status": "Measured historical context",
      "support": "The authority documents variation in annual discharge.",
      "limits": "Annual totals alone do not explain every local incident.",
      "test": "Compare dated daily flows, rainfall and construction records."
    },
    {
      "title": "A river-spirit narrative expressing resistance and loss",
      "status": "Cultural interpretation",
      "support": "The tourism account connects spiritual wishes and opposition to construction.",
      "limits": "Unnamed tourist synthesis cannot represent all Tonga voices.",
      "test": "Compare consented, attributed accounts and dated records of displacement."
    }
  ],
  "tasks": [
    {
      "title": "Trace the earliest accessible record",
      "body": "For Nyami Nyami: floods, a dam and the river spirit, record author or storyteller, collection date, language, translation, page and exact scope. Distinguish evidence of a story being told from evidence of its events. Note which full documents remain unavailable."
    },
    {
      "title": "Investigate the central question",
      "body": "Align dated construction and flow records without merging hydrological seasons and calendar years. Compare attributed Tonga accounts and record versions before and after the dam. Keep lived displacement history distinct from embellishments in tourist narratives."
    },
    {
      "title": "Compare explanations without merging evidence",
      "body": "Compare dated daily flows, rainfall and construction records. Compare consented, attributed accounts and dated records of displacement. Preserve contradictions and unsuccessful searches; proposed work remains unperformed."
    }
  ]
}