CMWSSB Complaint Analytics
Chennai Metro Water · Complaint Intelligence
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Showing DEP 115 25 Feb 2025, 12:21 – 03 Sep 2026, 10:50
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📈
Overall trend
23 complaints in this window
⚠️
Rising issue (last 30 days)
Sewer Main Block ▲ +4
Open backlog
0 open / escalated · 100% closed
📍
Fastest-recurring hotspot
Dr. Besant Road · Sewer Main Block ×12 · 0.65/mo
23
Total Complaints
23
Closed · 100%
0
Open / Escalated
1
Streets Affected
14
Distinct Complainants
Reporting Period
25 Feb 2025, 12:21
03 Sep 2026, 10:50
Download report: 📄 Overview PDF 📄 Street×Category PDF 📄 Recurrence PDF ⬇ Street Frequency CSV ⬇ Full data CSV

Complaint Categories

CSV

Monthly Trend (with 3-month average)

Status

Complaint Mode

Top Streets

View all
StreetDepotComplaintsPeople
Dr. Besant Road DEP 115 23 14

🛠 Sewer Complaints (main block · house block · overflow)

CSV PDF
StreetDepotSewerPeople
Dr. Besant Road 115 15 10

🚰 Water Complaints (no supply · short supply · leaks)

CSV PDF
StreetDepotWaterPeople
No water complaints in this scope.

💧 Water Pollution (pollution complaints)

CSV PDF
StreetDepotPollut.People
Dr. Besant Road 115 3 3

🔁 Recurrence — how often the same issue comes back (same category · same street)

PDF
CategoryStreetDepotTimesSpan (days)Avg gap (days)Per month
Sewer Main Block Dr. Besant Road 115 12 555 50.4 0.65
Others Dr. Besant Road 115 5 414 103.4 0.36

Avg gap = average days between consecutive complaints of that type on that street. Lower gap / higher “per month” = a faster-recurring, unresolved problem.

🔬 Advanced Analysis

Pareto — the vital few (which categories drive most complaints)

Categories ordered by volume with their cumulative share. The highlighted rows are the smallest set that together account for ~80% of all complaints — fix these first.

CategoryCountShareCumulative
Sewer Main Block vital 12 52.2% 52.2%
Others vital 5 21.7% 73.9%
Water Pollution vital 3 13% 87%
Sewer Machine Hole Open (or) Broken 2 8.7% 95.7%
Sewer - House Block 1 4.3% 100%

When complaints arrive (weekday × time of day)

Load pattern across the week — darker cells are busier six-hour windows. Useful for staffing and planning proactive checks before the peak.

NightMorningAfternoonEveningTotal
Mon 3 4 7
Tue 1 2 3
Wed 1 3 1 5
Thu 1 1 2
Fri 1 1
Sat 1 1 1 3
Sun 1 1 2
Total 07124 23

Linked problems (category pairs that hit the same streets)

Pairs of issue types that recur together on the same street, ranked by the number of streets where both appear. Strong pairs point to a shared root cause worth fixing in one visit.

Problem AProblem BShared streets
Not enough overlapping complaints in this scope.