CMWSSB Complaint Analytics
Chennai Metro Water · Complaint Intelligence
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Showing DEP 109 09 Mar 2025, 14:08 – 15 Apr 2026, 08:08
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📈
Overall trend
11 complaints in this window
⚠️
Rising issue (last 30 days)
Water Pollution ▲ +2
Open backlog
0 open / escalated · 100% closed
📍
Fastest-recurring hotspot
Basha Street · Water Pollution ×11 · 0.82/mo
11
Total Complaints
11
Closed · 100%
0
Open / Escalated
1
Streets Affected
9
Distinct Complainants
Reporting Period
09 Mar 2025, 14:08
15 Apr 2026, 08:08
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

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StreetDepotComplaintsPeople
Basha Street DEP 109 11 9

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

CSV PDF
StreetDepotSewerPeople
Basha Street 109 27 17

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

CSV PDF
StreetDepotWaterPeople
Basha Street 109 3 3

💧 Water Pollution (pollution complaints)

CSV PDF
StreetDepotPollut.People
Basha Street 109 11 9

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

PDF
CategoryStreetDepotTimesSpan (days)Avg gap (days)Per month
Water Pollution Basha Street 109 11 402 40.2 0.82

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
Water Pollution vital 11 100% 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 0
Tue 1 1
Wed 1 1
Thu 1 1
Fri 1 2 3
Sat 2 2
Sun 3 3
Total 0380 11

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.