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| Item | Detail | Year / Reference |
|---|---|---|
| Total area of Rajasthan | 3,42,239 sq km (10.41% of India) | Census 2011; Survey of India |
| Largest physiographic division | Western Sandy Plain / Thar — 61.11% of state area | RBSE Textbook |
| Eastern Plains area share | 23.0% | RBSE Textbook |
| Aravalli Range area share | 9.3% of Rajasthan | RBSE Textbook |
| Hadoti Plateau area share | 6.6% | RBSE Textbook |
| Aravalli length in Rajasthan | 692 km (NE–SW, Khetri to Sirohi) | Survey of India |
| Aravalli geological age | ~2,500 million years (Pre-Cambrian) | GSI |
| Highest peak in Rajasthan | Guru Shikhar — 1,722 m (Mount Abu, Sirohi) | Survey of India |
| Second highest peak | Ser — 1,597 m (Sirohi) | Survey of India |
| Longest river in western Rajasthan | Luni — 495 km; originates near Pushkar (Ajmer) | CWC |
| Luni salinity fact | Becomes brackish/saline below Balotra (Barmer) | RBSE |
| Longest river in Rajasthan (total) | Chambal — 966 km total; ~322 km in Rajasthan | CWC |
| Longest river entirely in Rajasthan | Banas — 480 km; origin Khamnor Hills (Rajsamand) | CWC |
| Chambal drainage area | ~1,43,219 sq km (largest in Rajasthan) | CWC |
| Inland drainage area | ~60% of Rajasthan's total area | CWC / WRD Rajasthan |
| Gandhi Sagar Dam capacity | 115 MW (on Chambal, Mandsaur, MP) | CVPDC |
| Rana Pratap Sagar capacity | 172 MW (Rawatbhata, Chittorgarh) | CVPDC |
| Jawahar Sagar capacity | 99 MW (Kota-Bundi border) | CVPDC |
| Bisalpur Dam capacity | 38.76 TMC (1,098 MCM); Banas R., Tonk dist. | WRD Rajasthan |
| Bisalpur — water supply | Drinking water to Jaipur, Ajmer, Tonk (~100 cities) | WRD Rajasthan |
| Sambhar Lake area | 240 sq km; India's largest inland salt lake | WII |
| Sambhar — Ramsar designation | Site No. 462; listed 1990 | Ramsar Convention |
| Sambhar salt production | ~2–2.5 lakh tonnes/year (Hindustan Salts Ltd.) | HSL |
| Jaisamand Lake — builder | Maharana Jai Singh, Udaipur; 1685–91 CE | Historical records |
| Jaisamand — area | ~87 sq km (Asia's 2nd-largest artificial lake historically) | WRD Rajasthan |
| Rajsamand Lake — builder | Maharana Raj Singh I; 1662–76 CE | Historical records |
| Pichola Lake — origin year | 1362 CE (Banjara trader; expanded by Udai Singh II) | Historical records |
| Pushkar Lake — religious link | Only Brahma temple in India on its banks | — |
| Nakki Lake elevation | ~1,200 m (highest lake in Rajasthan); Mount Abu | — |
| IGNP main canal length | 649 km (Harike Barrage to Gadra Road) | IGNP Office |
| IGNP — Stage I length | 204 km (Masitawali to Pugal); completed 1972 | IGNP |
| IGNP — Stage II length | 445 km (Pugal to Gadra Road) | IGNP |
| IGNP water allocation | Rajasthan's share: 8.6 MAF (Ravi-Beas waters) | Indus Waters Treaty framework |
| Ghaggar River | Originates Shivalik Hills (HP); enters Rajasthan at Tibi (Hanumangarh); identified with Vedic Saraswati | CWC |
| Kantli River | Entirely in Rajasthan; origin Sikar; Ganeshwar copper culture site (~2,800 BCE) on its banks | GSI / ASI |
| Mahi Bajaj Sagar Dam | Borkheda, Banswara; 140 MW (Raj. share); completed 1972 | WRD Rajasthan |
| Jawai Dam (Luni system) | Sumerpur, Pali; capacity 28.87 MCM; "Marwar's lifeline" | WRD Rajasthan |
| Gang Canal | Built 1927 by Maharaja Ganga Singh (Bikaner); India's first modern irrigation project | Historical |