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Upper Tamakoshi Hydroelectric Projectमाथिल्लो तामाकोशी जलविद्युत आयोजना

Completedसम्पन्न Hydropowerजलविद्युत्

Facts are shown in the language of the official source they come from. Each figure gives the date it describes.

Physical progress100%१००%as of २०८१।८२ सम्म (FY 2081/82; OAG 63rd annual report, 2083) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय
Latest cost estimateRs 49 billionरु. ४९ अर्बfrom project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म National Planning Commissionराष्ट्रिय योजना आयोग
Spent so farRs 53 billionरु. ५३ अर्बas of २०८१।८२ सम्म (FY 2081/82; OAG 63rd annual report, 2083) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय
Expected completion२०७७/७८from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म National Planning Commissionराष्ट्रिय योजना आयोग

What has it delivered so far?

  • “२०७८ भाद्रदेखि पूर्ण क्षमतामा सञ्चालन शुरु भएको।” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'कैफियत'

When will it be finished?

Started
“२०६७/६८” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'आयोजना शुरु आ.व.'
First planned completion
“२०७५/७६” (as of report dated 2082/06/10 (the date in the report's published file name; PDF created 2025-10-07)) National Planning Commissionराष्ट्रिय योजना आयोग तालिका १, row १, 'सम्पन्न हुने आर्थिक वर्ष (प्रारम्भिक)', printed p.३ (PDF p.3)
Revised completion
“२०८०/८१” (as of report dated 2082/06/10 (the date in the report's published file name; PDF created 2025-10-07)) National Planning Commissionराष्ट्रिय योजना आयोग तालिका १, row १, 'सम्पन्न हुने आर्थिक वर्ष (संशोधित)'
Revised completion
“२०७७/७८” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'आयोजना सम्पन्न हुने आ.व.'
Behind the first plan
2 Bikram Sambat years Calculated by Policy Nepal from the two official figures shown.

What does it cost?

First cost estimate
Rs 35.3 billionरु. ३५.३ अर्ब · “३५२९ (रु.करोडमा)” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'आयोजना लागत अनुमान (रु.करोडमा) | शुरु लागत अनुमान'
Other official figures: “यस आयोजनाको प्रारम्भिक लागत रु. ३,५२९ करोड अनुमान गरिएकोमा” (as of report dated 2082/06/10 (the date in the report's published file name; PDF created 2025-10-07)) National Planning Commissionराष्ट्रिय योजना आयोग section अ, printed p.३ (PDF p.3)
Revised cost estimate
Rs 49.3 billionरु. ४९.३ अर्ब · “4929” रु. करोड (as of २०८०।८१ सम्म (FY 2080/81; OAG 62nd annual report, 2082)) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय summary table row १४ (PDF p.48), 'कुल लागत अनुमान'; unit header 'रु. करोडमा': PDF p.47; table continues on PDF p.48 (printed pp.19-20)
Revised cost estimate
Rs 49.3 billionरु. ४९.३ अर्ब · “4929” रु. करोड (as of २०८१।८२ सम्म (FY 2081/82; OAG 63rd annual report, 2083)) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय summary table row १ (PDF p.50), 'संशोधित लागत अनुमान'
Revised cost estimate
Rs 89.4 billionरु. ८९.४ अर्ब · “संशोधित लागत रु. ८,९४२ करोड पुगेको छ।” (as of report dated 2082/06/10 (the date in the report's published file name; PDF created 2025-10-07)) National Planning Commissionराष्ट्रिय योजना आयोग section अ and तालिका १, PDF p.3
Revised cost estimate
Rs 49 billionरु. ४९ अर्ब · “४९०० (रु.करोडमा)” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'आयोजना लागत अनुमान (रु.करोडमा) | संशोधित लागत अनुमान'
Increase on the first estimate
39%३९% Calculated by Policy Nepal from the two official figures shown.
Spent so far
Rs 53 billionरु. ५३ अर्ब · “5298” रु. करोड (as of २०८१।८२ सम्म (FY 2081/82; OAG 63rd annual report, 2083)) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय summary table row १ (PDF p.50), 'हालसम्मको खर्च'

Progress over time

Every official progress figure we have found, oldest first. Physical progress is the share of construction work done; financial progress is the share of the budget spent.

As ofMeasureFigureSource
२०८१।८२ सम्म (FY 2081/82; OAG 63rd annual report, 2083)Physical progress100%१००% Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय summary table row १ (PDF p.50)

What did the Auditor General find?

  • कोषले स्वीकृत गरेको लगानी नीतिअनुसार कर्जा/स्वपुँजी अनुपात ७५:२५ हुनुपर्नेमा माथिल्लो तामाकोशी हाइड्रोपावर परियोजनाको २०८२ असार मसान्तसम्म कर्जा/स्वपुँजी अनुपात ८५:१५ देखिन्छ। (up to end of Asar 2082मिति २०८२ असार मसान्तसम्म) Office of the Auditor Generalमहालेखा परीक्षकको कार्यालय कर्मचारी सञ्चय कोष section para 6.1, printed p.885 (PDF p.935)

Why is it a national pride project?

  • “माथिल्लो तामाकोशी जलविद्युत आयोजना” (from project start to FY 2082/83मिति आयोजना शुरु भएदेखि आ.व.२०८२/८३ सम्म) National Planning Commissionराष्ट्रिय योजना आयोग राष्ट्रिय गौरवका आयोजनाको समष्टिगत प्रगति विवरण, PDF p.2, (ख) row १, column 'राष्ट्रिय गौरवका आयोजना नाम'

What could we not establish?

  • Installed capacity (MW) not stated in any official source checked so far - not filled from memory.
  • Location, owner company's full name and parent ministry not stated in sources opened.
  • Revised cost conflicts: NPC progress ४९००, OAG ४९२९, NPC overrun report ८९४२ (likely including financing costs - not stated).
  • Completion year conflicts: NPC progress २०७७/७८ (full operation from २०७८ Bhadra) vs NPC overrun report २०८०/८१.
  • Funding structure (EPF, Citizen Investment Trust, NEA, etc.) not found in official sources opened.

Last checked 2026-10-17 · Next scheduled check 2026-11-17. We check these figures every month and whenever the Economic Survey, the budget or the Auditor General’s annual report is published. A newer figure is added beside the older ones, so the history stays visible.

How we know this

Policy Nepal publishes only what official records state. We do not invent or estimate facts; where a record is missing or unclear, we say so. Listings last compiled 2026-10-17. Our approach