Mumbai: Prime Minister Narendra Modi on Wednesday inaugurated the final phase of Mumbai Metro Line 3, making the city's first fully underground metro corridor fully operational. The project, also known as the Aqua Line, has been developed at a total cost of ₹37,270 crore and is expected to ease road traffic and reduce travel time for lakhs of Mumbaikars.

Metro Line 3 (Aqua Line): What you need to know

Total Length: 33.5 km

Stations: 27 underground stations

Route: Cuffe Parade to Aarey (Jogeshwari Vikhroli Link Road)

Daily Capacity: Up to 13 lakh passengers

Service Hours: From 5:55 AM to 10:30 PM, with trains every 5 minutes

First Phase: Aarey to BKC (opened Oct 7, 2024)

Second Phase: BKC to Acharya Atre Chowk (opened May 10, 2025)

Final Phase: Acharya Atre Chowk to Cuffe Parade (opened Oct 8, 2025)

Areas that it will connect now:

Business & Admin Hubs: Fort, Kalbadevi, Mantralaya, RBI, BSE, Nariman Point

Tourist Zones: Marine Drive, Kala Ghoda

Railway Integration: Direct links to CSMT, Churchgate, and Mumbai Central

Airport Access: Seamless metro connection from South Mumbai to Mumbai Airport

Fare structure

Up to 3 km: ₹10

3 – 12 km: ₹20

12 – 18 km: ₹30

18 – 24 km: ₹40

24 – 30 km: ₹50

30 – 36 km: ₹60

Maximum fare₹70

More features:

It is expected to reduce 2.61 lakh tonnes of CO₂ emissions every year

India’s first metro project to use 17 Tunnel Boring Machines simultaneously

‘Mumbai One’ App

Along with the metro inauguration, PM Modi also launched the ‘Mumbai One’ App, a first-of-its-kind Integrated Mobility App that connects 11 major transport systems in Mumbai.

Supported transport operators:

Mumbai Metro Lines 1, 2A, 3 (Aqua), 7

Mumbai Monorail, Navi Mumbai Metro

Mumbai Suburban Railway

BEST, Thane, Mira-Bhayander, Kalyan-Dombivli, and Navi Mumbai Municipal Transport

Key Features:

  • Digital ticketing & QR-code payments across all modes
  • Real-time updates on train/bus timings, delays, and routes
  • Multimodal journey planner for fastest & cheapest routes
  • Map-based navigation to stations and nearby points of interest
  • SOS button for commuter safety
  • Tourist guide to city landmarks, food, and cultural spots
  • Cashless & contactless payments via digital wallets or app balance

The app aims to deliver on the vision of "Mumbai in Minutes", making daily commutes easier and faster while also being a handy tool for tourists.