Thermal power stations in India generate over 70% of the country's electricity — making them the backbone of the national power grid despite India's rapid expansion in renewable energy.
Thermal power uses heat from burning coal, natural gas, or oil to produce steam that drives turbines. India's installed thermal power capacity crosses 230 GW, with coal-based plants alone accounting for about 200 GW. Questions on power station names, states, installed capacities, fuel types, and owning agencies appear regularly in UPSC Prelims, SSC CGL, Banking, Railways, and State PSC exams under Science and Technology and Economy sections.
⚡ Quick Facts
- India's total installed power capacity exceeds 950 GW (2026) — world's 3rd largest electricity generator after China and USA.
- Vindhyachal Super Thermal Power Station (Madhya Pradesh, 6,760 MW) is the largest coal-based TPS in India — operated by NTPC.
- Mundra Ultra Mega Power Project (Gujarat, 4,620 MW, Adani Power) = India's first private UMPP and largest private thermal plant.
- India gets approximately 70% of electricity from thermal power; renewable energy has grown to ~45% of installed capacity.
- NTPC (established 1975, Navratna status) is India's largest power generation company — accounts for ~25% of India's total electricity.
Vindhyachal ≠ Mundra: Vindhyachal (MP, NTPC, 6,760 MW) = largest thermal plant overall. Mundra (Gujarat, Adani, 4,620 MW) = largest private thermal plant. Two different answers depending on the question. Also: NTPC's first plant = Singrauli STPS (UP, 1982); largest plant = Vindhyachal (MP). Do not confuse Singrauli and Vindhyachal — both are in the same region of MP/UP border area.
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🏭 Complete List of Thermal Power Stations in India
| # ↕ | Power Station ↕ | State ↕ | Capacity (MW) ↕ | Fuel | Owner ↕ | Key Exam Fact |
|---|---|---|---|---|---|---|
| 1 | Vindhyachal Super Thermal Power Station | Madhya Pradesh | 6,760 | Coal | NTPC | Largest coal-based TPS in India; Singrauli district; multiple expansion stages |
| 2 | Sipat Thermal Power Station | Chhattisgarh | 4,760 | Coal | NTPC | NTPC's largest individual plant; India's first supercritical power unit (Stage I); 3×660 MW units |
| 3 | Mundra Thermal Power Station (UMPP) | Gujarat | 4,620 | Coal (imported) | Adani Power | First private UMPP in India; largest private thermal plant; Arabian Sea coast; uses imported coal |
| 4 | Chandrapur Super Thermal Power Station | Maharashtra | 3,340 | Coal | MAHAGENCO | Maharashtra's largest TPS; Vidarbha; coal from Wardha Valley coalfields |
| 5 | Rihand Super Thermal Power Station | Uttar Pradesh | 3,000 | Coal | NTPC | Sonbhadra district; near Rihand reservoir; multi-stage expansion |
| 6 | Vallur Thermal Power Station | Tamil Nadu | 3,000 | Coal | NTPC + TANGEDCO JV | Near Chennai; north Chennai area; NTPC–TANGEDCO joint venture; serves Tamil Nadu grid |
| 7 | Talcher Super Thermal Power Station | Odisha | 3,000 | Coal | NTPC | Major NTPC plant in Odisha; Angul district; Talcher coalfield area |
| 8 | Farakka Super Thermal Power Station | West Bengal | 2,100 | Coal | NTPC | Near Farakka Barrage; river water cooling; major NTPC plant in eastern India |
| 9 | Kahalgaon Super Thermal Power Station | Bihar | 2,340 | Coal | NTPC | Bhagalpur, Bihar; major NTPC plant in the east; multiple expansion stages |
| 10 | Ramagundam Super Thermal Power Station | Telangana | 2,600 | Coal | NTPC | One of India's oldest NTPC super thermal stations; Peddapally district; south India |
| 11 | Korba Super Thermal Power Station | Chhattisgarh | 2,600 (NTPC) | Coal | NTPC + CSPGCL | Chhattisgarh coal belt; Korba industrial hub; both NTPC and state plants |
| 12 | Anpara Thermal Power Station | Uttar Pradesh | 2,630 | Coal | UPRVUNL | Sonbhadra; UP's largest state-operated thermal plant |
| 13 | Singrauli Super Thermal Power Station | Uttar Pradesh | 2,000 | Coal | NTPC | NTPC's first super thermal station (1982); UP; Singrauli district near MP border |
| 14 | Simhadri Super Thermal Power Station | Andhra Pradesh | 2,000 | Coal | NTPC | Near Visakhapatnam; uses sea water for cooling — unique feature |
| 15 | North Chennai Thermal Power Station | Tamil Nadu | 1,830 | Coal | TANGEDCO | Ennore area; Tamil Nadu state utility; serves Chennai and surrounding areas |
| 16 | Raichur Thermal Power Station | Karnataka | 1,720 | Coal | KPCL | Karnataka's largest TPS; northern Karnataka; KPCL state utility |
| 17 | Bellary Thermal Power Station | Karnataka | 1,700 | Coal | KPCL | Tungabhadra region; Karnataka; KPCL state utility |
| 18 | Ukai Thermal Power Station | Gujarat | 1,695 | Coal | GSECL | On Tapti River; Gujarat state utility (GSECL) |
| 19 | Wanakbori Thermal Power Station | Gujarat | 1,470 | Coal | GSECL | Anand district; Gujarat state utility (GSECL) |
| 20 | Sanjay Gandhi Thermal Power Station | Madhya Pradesh | 1,340 | Coal | MPPGCL | Birsinghpur; MP state utility; one of MP's state-owned TPS |
| 21 | Udupi Power Plant | Karnataka | 1,200 | Coal (imported) | Adani Power | Private sector; coastal Karnataka; uses imported coal; Adani-operated |
| 22 | Bhusawal Thermal Power Station | Maharashtra | 1,210 | Coal | MAHAGENCO | Jalgaon district; MAHAGENCO Maharashtra state utility |
| 23 | Satpura Thermal Power Station | Madhya Pradesh | 1,142 | Coal | MPPGCL | Sarni, Betul district; MP state utility; one of oldest TPS in central India |
| 24 | Tuticorin Thermal Power Station | Tamil Nadu | 1,050 | Coal | TANGEDCO | Southernmost major TPS in India; Thoothukudi; Tamil Nadu state utility |
| 25 | Bakreswar Thermal Power Station | West Bengal | 1,050 | Coal | WBPDCL | Birbhum district; West Bengal state utility (WBPDCL) |
| 26 | Obra Thermal Power Station | Uttar Pradesh | 1,198 | Coal | UPRVUNL | Sonbhadra; UP state utility (UPRVUNL) |
| 27 | Trombay Thermal Power Station | Maharashtra | 1,180 | Gas + Coal + Oil | TATA Power | Mumbai's primary power supply; multi-fuel station; Tata Power-operated |
| 28 | Yerramarus Thermal Power Station | Andhra Pradesh | 1,600 | Coal | APGENCO | Kurnool area; AP state utility (APGENCO) |
| 29 | Khaperkheda Thermal Power Station | Maharashtra | 840 | Coal | MAHAGENCO | Near Nagpur; Vidarbha region; MAHAGENCO state utility |
| 30 | National Capital Power Station (Dadri) | Uttar Pradesh | 840 (coal) + 817 (gas) | Coal + Gas | NTPC | Near Noida; has both coal and gas-based CCGT (Combined Cycle) components |
| 31 | Mettur Thermal Power Station | Tamil Nadu | 840 | Coal | TANGEDCO | Salem district; near Mettur Dam; Tamil Nadu state utility |
| 32 | CESC Budge Budge Generating Station | West Bengal | 750 | Coal | CESC (Private) | South Kolkata area; private utility (CESC); serves Kolkata distribution |
| 33 | Badarpur Thermal Power Station ⚠️ | Delhi (NCT) | 705 (DECOMMISSIONED) | Coal | NTPC | Decommissioned 2018–19; Supreme Court/NGT orders; major Delhi air pollution source; site being redeveloped |
| 34 | Paras Thermal Power Station | Maharashtra | 500 | Coal | MAHAGENCO | Akola district; smaller MAHAGENCO station |
| 35 | Odisha Thermal Power Station | Odisha | 420 | Coal | OPGC (AES-Odisha) | Ib Valley coalfield; OPGC–AES joint venture |
| 36 | Talcher Thermal Power Station (Old) | Odisha | 460 | Coal | NTPC | Older station; separate from Talcher Super TPS; NTPC-operated |
| 37 | Bandel Thermal Power Station | West Bengal | 335 | Coal | WBPDCL | Hooghly district; older station; West Bengal state utility |
| 38 | Barauni Thermal Power Station | Bihar | 320 (revamped) | Coal | BSPGCL | Older Bihar plant; near Barauni oil refinery; Bihar state utility |
| 39 | Panki Thermal Power Station | Uttar Pradesh | 480 | Coal | UPRVUNL | Kanpur district; UP state utility (UPRVUNL) |
| 40 | Sabarmati Thermal Power Station | Gujarat | 235 | Coal + Gas | TORRENT Power | Ahmedabad; older station; gas mix; Torrent Power private utility |
| # | UMPP | State | Capacity (MW) | Developer | Status | Key Exam Fact |
|---|---|---|---|---|---|---|
| 1 | Mundra UMPP | Gujarat | 4,620 | Adani Power | ✅ Operational | First private UMPP; coastal; uses imported coal |
| 2 | Sasan UMPP | Madhya Pradesh | 3,960 | Reliance Power | ✅ Operational | Pithead plant; uses captive coal from Moher coalfields |
| 3 | Krishnapatnam UMPP | Andhra Pradesh | 3,960 | Reliance Power | ❌ Cancelled/Stalled | Cancelled due to coal supply issues |
| 4 | Tilaiya UMPP | Jharkhand | 3,960 | Reliance Power | ❌ Cancelled | Revoked due to coal linkage issues |
| 5 | Bedabahal UMPP | Odisha | 3,960 | Pending developer | 🔄 Under development | Coal from Odisha coalfields planned |
| 6 | Cheyyur UMPP | Tamil Nadu | 3,960 | Pending | ⏸️ Stalled | Near Chennai; land acquisition issues |
| 7 | Girye UMPP | Maharashtra | 3,960 | Pending | ⏸️ Stalled | Ratnagiri coast; environmental concerns |
| 8 | Tadri UMPP | Karnataka | 3,960 | Pending | ⏸️ Stalled | Coastal Karnataka; imported coal planned |
| Fact | Detail |
|---|---|
| Full name | National Thermal Power Corporation Limited |
| Established | 1975 |
| Headquarters | New Delhi |
| Status | Central Public Sector Enterprise (CPSE); Navratna status |
| Share in India's power | ~25% of total electricity generation |
| First NTPC plant | Singrauli Super TPS, Uttar Pradesh (commissioned 1982) |
| Largest NTPC plant | Vindhyachal Super TPS, Madhya Pradesh (6,760 MW) |
| Installed capacity | ~73,000 MW (thermal + renewables including subsidiaries) |
| Green energy push | NTPC Green Energy Ltd; target 60 GW renewable by 2032; solar + wind + hydro |
| Listed on | BSE and NSE |
| Subsidiaries | NTPC BHEL Power Projects (NBPPL), Kanti Bijlee Utpadan Nigam, NTPC Green Energy |
| Type | Fuel | Efficiency | Key Indian Example | Exam Angle |
|---|---|---|---|---|
| Coal-based (Sub-critical) | Coal (domestic) | ~30–37% | Vindhyachal, Ramagundam, most older plants | Most common; ~200 GW installed; higher emissions |
| Supercritical | Coal (any quality) | ~40–45% | NTPC Sipat Stage I — India's first supercritical | Operates above water's critical point (~225 bar, 565°C); lower coal use per unit |
| Ultra-Supercritical | Coal | ~46–48% | Newer NTPC plants; future standard | 600°C+; significantly lower carbon intensity; next generation |
| Gas-based CCGT | Natural gas | ~55–60% | Dadri Gas (NTPC), Bawana, Ratnagiri (RGPPL) | Higher efficiency; cleaner; gas supply constraints in India |
| Oil/Diesel-based | Diesel / furnace oil | ~28–32% | Smaller peaking plants | Most expensive; used only for peak load and emergencies |
| Fact | Detail |
|---|---|
| Total installed capacity (2026) | ~950 GW (all sources combined) |
| Thermal share of installed capacity | ~60–62% (generation share ~70%+) |
| Renewable installed capacity | ~42–45% (solar + wind + hydro + biomass) |
| Largest power generator | NTPC (~25% of total production) |
| Regulator | CERC (Central Electricity Regulatory Commission) at Centre; SERCs at state level |
| Transmission | Power Grid Corporation of India (PGCIL) — runs national grid |
| Distribution | State Distribution Companies (DISCOMs) |
| Coal supply | Coal India Limited (CIL) — world's largest coal producer; supplies ~80% of power sector coal |
| Largest coal-producing state | Jharkhand (by reserves); Odisha & Chhattisgarh are top producers |
| India's global electricity rank | 3rd largest electricity generator (after China and USA) |
| NDC Target | 500 GW non-fossil fuel capacity by 2030 (Paris Agreement commitment) |
| Policy ministry | Ministry of Power; Central Electricity Authority (CEA) for planning |
⚖️ Compare Two Power Plants
📝 Key Notes & Memory Tips
Vindhyachal Super TPS (MP, 6,760 MW, NTPC) = largest coal-based thermal power station in India overall. Mundra TPS (Gujarat, 4,620 MW, Adani Power) = largest private sector thermal plant and India's first private UMPP. For exams: "largest thermal plant in India" = Vindhyachal; "largest private thermal plant" = Mundra. Both are among the world's largest coal power plants.
NTPC (National Thermal Power Corporation) established in 1975; Navratna status; HQ New Delhi; installed capacity ~73,000 MW; contributes ~25% of India's electricity. First plant = Singrauli Super TPS, UP (1982). Biggest plant = Vindhyachal, MP (6,760 MW). NTPC is expanding into renewables — target 60 GW renewable by 2032 via NTPC Green Energy subsidiary.
Conventional thermal plants operate at sub-critical steam conditions (~180–220 bar, 540°C), efficiency ~33–37%. Supercritical plants operate above water's critical point (~225 bar, 565°C) — efficiency ~40–45% and lower CO₂. India's first supercritical unit = NTPC Sipat Stage I, Chhattisgarh. Ultra-supercritical (600°C+) is being introduced in newer plants. Higher efficiency = less coal per unit of electricity = less pollution per kWh.
Badarpur Thermal Power Station in South Delhi was one of India's most polluting urban power plants — decommissioned in 2018–19 following Supreme Court and NGT orders due to its massive contribution to Delhi's air pollution. It was operated by NTPC (705 MW). After closure, the site is being repurposed. Rajghat Power Station in Delhi was also shut earlier for similar reasons. This is a direct UPSC Environment and Current Affairs question.
Under India's Nationally Determined Contributions (NDC) submitted to UNFCCC for the Paris Agreement, India committed to achieving 500 GW of non-fossil fuel installed power capacity by 2030. As of 2025, India has ~200 GW of renewable capacity. Solar power is the fastest growing — India is the 4th largest solar power country globally. This renewable vs thermal balance is a key UPSC Economy + Environment intersection topic.
Largest plants by state:
"MP = Vindhyachal (NTPC) | Gujarat = Mundra (Adani) | Maharashtra = Chandrapur (MAHAGENCO) | CG = Sipat (NTPC)"
NTPC key facts:
"NTPC = 1975 + Navratna + New Delhi + Singrauli (first, 1982) + Vindhyachal (biggest, 6,760 MW)"
India's power sector players:
"NTPC generates | PGCIL transmits | DISCOMs distribute | CERC regulates | CIL supplies coal"
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🧩 Practice Quiz
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Vindhyachal Super Thermal Power Station in Singrauli district, Madhya Pradesh, is India's largest coal-based thermal power station with an installed capacity of 6,760 MW. It is operated by NTPC. Mundra (4,620 MW, Gujarat, Adani Power) is the largest private sector thermal plant, but Vindhyachal is the largest overall.
NTPC was established in 1975 and has Navratna status. Headquartered in New Delhi, NTPC is India's largest power generation company, contributing approximately 25% of India's total electricity. Its first plant was the Singrauli Super Thermal Power Station in Uttar Pradesh, commissioned in 1982. NTPC is expanding into renewables with a 60 GW target by 2032.
Mundra UMPP (4,620 MW) in Gujarat, operated by Adani Power, was India's first private sector Ultra Mega Power Project — awarded under the UMPP scheme initiated by the Ministry of Power. It is the largest private sector thermal power plant in India. It uses imported coal and is located on the Arabian Sea coast. UMPPs were designed to add large capacity quickly through competitive tariff-based bidding.
India's first supercritical thermal power unit was commissioned at NTPC Sipat Stage I in Chhattisgarh. Supercritical technology operates above the thermodynamic critical point of water (~225 bar, 565°C), achieving efficiency of ~40–45% compared to ~33–37% for conventional sub-critical plants. This means less coal is needed per unit of electricity — reducing both cost and carbon emissions.
The Badarpur Thermal Power Station in South Delhi was decommissioned in 2018–19 following Supreme Court and National Green Tribunal (NGT) directives due to its massive contribution to Delhi's air pollution. It was one of the most polluting thermal plants in the country, located inside the NCT. After closure, its site has been earmarked for redevelopment. Rajghat Power Station was closed earlier for similar reasons.
✅ Key Takeaways
❓ Frequently Asked Questions
Vindhyachal Super Thermal Power Station in Singrauli district, Madhya Pradesh, is India's largest coal-based thermal power station with an installed capacity of 6,760 MW. It is operated by NTPC. The Mundra Thermal Power Station in Gujarat (4,620 MW, operated by Adani Power) is India's largest private sector thermal plant. For any exam question asking "largest thermal power station in India" — the answer is Vindhyachal unless the question specifies private sector, in which case it is Mundra.
NTPC (National Thermal Power Corporation) is India's largest power generation company, established in 1975 and headquartered in New Delhi. It has Navratna status and contributes approximately 25% of India's total electricity generation. NTPC operates major plants including Vindhyachal (6,760 MW), Sipat (4,760 MW), Farakka, Kahalgaon, Ramagundam, and Simhadri across multiple states. NTPC's first plant was the Singrauli Super Thermal Power Station in Uttar Pradesh (1982). NTPC is now expanding into renewable energy through NTPC Green Energy, targeting 60 GW of renewable capacity by 2032.
Ultra Mega Power Projects (UMPPs) are large-scale thermal power projects with a capacity of approximately 4,000 MW each, introduced by the Ministry of Power in the 2000s to rapidly add generation capacity through competitive tariff-based bidding. India identified eight UMPP sites — but only two have been successfully commissioned: Mundra (Gujarat, Adani Power, 4,620 MW) and Sasan (Madhya Pradesh, Reliance Power, 3,960 MW). Several others were cancelled or stalled due to coal linkage issues, land acquisition problems, and financial difficulties. The UMPP concept was groundbreaking but faced significant implementation challenges.
Thermal power stations appear in UPSC Prelims (Economy + Environment), SSC CGL, Railway NTPC, and State PSC exams. Common question types include: largest thermal plant (Vindhyachal), largest private thermal (Mundra), NTPC facts (established 1975, Navratna, first plant Singrauli), supercritical technology (India's first = NTPC Sipat), decommissioned plants (Badarpur, Delhi), India's total power capacity (~950 GW), India's electricity global rank (3rd after China and USA), and 500 GW non-fossil fuel target by 2030 (Paris Agreement NDC). Power sector stakeholders (NTPC, PGCIL, CERC, CIL) are also tested frequently.
