Storage
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Water level
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Spillway release
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Latest report
Rain forecast
15 mm
Next 72h 47 mm
Rate of rise(derived)
Trend needs two bulletins
Projection needs 3 days of bulletins (0 held).
Downstream exposure
The downstream reach and local body list for Neriamangalam have not been transcribed from a District Disaster Management Plan yet, so none are shown.
District control room: 1077 / 04862-233111
No rule curve (seasonal guide curve) is published for Neriamangalam in a form this platform can verify, so none is shown. Where an operating curve is published — as for Idukki after the 2018 floods — it is plotted against actual storage instead of being estimated.
An AI analysis for this reservoir will appear after the next scheduled briefing.
Every monitored structure on this river, ordered by how much water it is passing downstream right now.
| Structure | Level / FRL (m) | Storage | Inflow | Outflow | Status |
|---|---|---|---|---|---|
| Bhoothathankettu (Barrage)Ernakulam | 31.00 / 34.95101.7 ft / 114.7 ft | — | — | 800 m³/s | Controlled release — water is being released in regulated quantities, not a danger warning |
| MullaperiyarIdukki | — / 46.33— / 152.0 ft | — | — | — | No warning — below every published alert level |
| Lower Periyar (Pambla)Idukki | 249.90 / 253.00819.9 ft / 830.1 ft | 71.5% | — | — | No warning — below every published alert level |
| NeriamangalamIdukki | — / —— / — | — | — | — | No warning — below every published alert level |
| IdukkiIdukki | 721.42 / 732.432366.9 ft / 2403.0 ft | 61.0% | — | — | No warning — below every published alert level |