What is the common examiner trap about Polity in UPSC exams?

Confusing CAG (auditor) with CVC (anti-corruption) or CIC (information). Also, assuming E. coli is only a food-related issue, not waterborne. Another trap: mixing up the number of stations audited (49 vs 56) with the number of contaminated stations (8).

What should UPSC aspirants remember about Polity for Prelims?

1. Target this Data: 8 railway stations with E. coli contamination; 179 stations without chemical testing. 2. Target this Nodal Body: Comptroller and Auditor General (CAG) of India. 3. Target this Legal Point: Uniform Drinking Water Quality Protocol.

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CAG Flags E. coli Contamination in Drinking Water at 8 Railway Stations, Violates Water Quality Protocol

Q: Which constitutional body conducted the audit that found E. coli in drinking water at railway stations?

Comptroller and Auditor General (CAG), The CAG is the constitutional authority under Article 148 that audits government accounts. The report titled 'Passenger Amenities and Sanitation at Non-Suburban Railway Stations' was prepared by the CAG.

Q: Consider the following statements regarding the CAG report on drinking water at railway stations: 1. E. coli bacteria was found in water samples from 8 railway stations. 2. CAG recommended discontinuing water supply at all stations until further testing. 3. Chemical testing of drinking water was not conducted by Health Inspectors at 179 stations. Which of the statements given above is/are correct?

Both 1 and 3, Statement 1 is correct: E. coli was found at 8 stations. Statement 2 is incorrect: CAG recommended stricter adherence to protocols, not discontinuation of water supply. Statement 3 is correct: The report stated chemical testing was not done at 179 stations.

Q: How many railway stations were audited by the CAG in the 2022-23 period for drinking water quality?

49, The CAG report states that it collected samples from 49 stations across eight zones in 2022-23. In 2023-24, 56 stations were audited. The other options are distractors: 8 is the number of stations with E. coli, 179 is the number of stations without chemical testing.

Q: What is the primary concern raised by the CAG's findings regarding drinking water at railway stations?

Risk to passenger health and safety, The presence of E. coli and total coliforms indicates faecal contamination, which can cause serious illnesses. The CAG's report focuses on the violation of water quality norms that directly affect the health of millions of passengers using railway stations.

Polity Infrastructure Social IssuesHIGH

Target:UPSC GS-IIMPSCSSC GATeachingPrelims HighMains MediumStatic GK Link

15 Aug 2026

~2 min

Source: Indian Express

Key Data:E. coli at 8 stations49 stations audited 2022-2356 stations audited 2023-24179 stations no chemical testing77 stations infrequent testingTesting twice a year required

Bodies:CAGIndian RailwaysMinistry of Railways

Practice MCQs from today's news ▸

~2 min · Quick mode

What This Article Covers

1.CAG report 'Passenger Amenities and Sanitation at Non-Suburban Railway Stations' found E. coli in water samples from 8 stations across four zones.

2.Shortfall in testing: chlorine, bacteriological, and chemical analysis not done as per prescribed frequency; 179 stations had no chemical testing by Health Inspectors.

3.CAG recommended strict adherence to the Uniform Drinking Water Quality Protocol and comprehensive testing to ensure safe drinking water for passengers.

The Big Picture

Prelims · HighMains · Medium

CAG's audit of Indian Railways' passenger amenities has revealed E. coli contamination in drinking water at 8 stations, exposing serious lapses in water quality testing and violation of the Uniform Drinking Water Quality Protocol. This report underscores failures in public health infrastructure and accountability of railway authorities.

Exam Lens

Quick Exam Facts From News

Stations with E. coli8

Stations audited (2022-23)49

Stations with no chemical testing179

Required testing frequencyTwice a year

1-Minute Revision

›Stations with E. coli: 8
›Stations audited (2022-23): 49
›Target this Data: 8 railway stations with E. coli contamination; 179 stations without chemical testing.
›Target this Nodal Body: Comptroller and Auditor General (CAG) of India.
›Target this Legal Point: Uniform Drinking Water Quality Protocol.

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News Snapshot

🚨

CAG Uncovers E. coli in Railway Water

E. coli bacteria detected in water coolers at 8 stations including CSMT, Kalyan, Lonavala, Coimbatore, and Hyderabad.

📉

Massive Testing Lapses

Chemical testing of water not done at 179 stations; bacteriological tests unsatisfactory at 11 stations in 2023-24.

🛤️

Railways Acknowledge but CAG Seeks More

Ministry of Railways replied in Sept 2025 but CAG noted repeated unsatisfactory results, calling for a more effective system.

Detailed Analysis & Strategic Depth

Context / Background

The Comptroller and Auditor General (CAG) is a constitutional authority that audits government expenditure and performance. Its report on 'Passenger Amenities and Sanitation at Non-Suburban Railway Stations' examined water quality at 49 stations in 2022-23 and 56 in 2023-24 across multiple zones. The presence of E. coli indicates faecal contamination, posing serious health risks to millions of passengers.

Core Analysis & Implications

The violations extend beyond one-off contamination: chlorination, bacteriological, and chemical testing were not carried out as per the Uniform Drinking Water Quality Protocol. Low/high chlorine levels and total coliforms indicate systemic failure in water treatment. CAG's findings expose gaps in public health infrastructure and accountability of Indian Railways, which spends significant sums on station cleaning.

Future Outlook / Way Forward

CAG has recommended strict adherence to prescribed protocols and comprehensive testing at all stations. The Ministry of Railways has initiated action but repeated failures suggest the need for a more robust monitoring mechanism. Future audits may focus on implementation of corrective measures, and this could become a model for assessing water quality in other public facilities.

Key Facts at a Glance

Stations with E. coli8

Stations audited (2022-23)49

Stations with no chemical testing179

Required testing frequencyTwice a year

You've read the full analysis. Now test your understanding.

Practice exam-style questions based on this article.

Q1Static LinkageEasyUPSC, SSC, State PSC

Which constitutional body conducted the audit that found E. coli in drinking water at railway stations?

Q2Statement-basedHardUPSC, SSC

Consider the following statements regarding the CAG report on drinking water at railway stations:

1. E. coli bacteria was found in water samples from 8 railway stations.

2. CAG recommended discontinuing water supply at all stations until further testing.

3. Chemical testing of drinking water was not conducted by Health Inspectors at 179 stations.

Which of the statements given above is/are correct?

Q3Data-centricMediumUPSC, Banking, SSC

How many railway stations were audited by the CAG in the 2022-23 period for drinking water quality?

Q4Application/ImpactMediumUPSC, SSC, Banking

What is the primary concern raised by the CAG's findings regarding drinking water at railway stations?

All 15 MCQs ▸

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CAG Flags E. coli Contamination in Drinking Water at 8 Railway Stations, Violates Water Quality Protocol

Exam Lens

Quick Exam Facts From News

1-Minute Revision

News Snapshot

CAG Uncovers E. coli in Railway Water

Massive Testing Lapses

Railways Acknowledge but CAG Seeks More

Detailed Analysis & Strategic Depth

Context / Background

Core Analysis & Implications

Future Outlook / Way Forward

Prelims Flashpoints

Key Facts at a Glance