CMWSSB Complaint Analytics
Chennai Metro Water · Complaint Intelligence
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Showing All depots 26 Jun 2025, 19:22 – 16 Jul 2026, 12:30
Use the Depot filter above to change scope
📈
Overall trend
14 complaints in this window
⚠️
Rising issue (last 30 days)
No Water Supply ▲ +1
Open backlog
0 open / escalated · worst: 109 (0)
📍
Fastest-recurring hotspot
Neelakandan Street · Sewer Main Block ×5 · 0.44/mo
14
Total Complaints
14
Closed · 100%
0
Open / Escalated
1
Streets Affected
9
Distinct Complainants
Reporting Period
26 Jun 2025, 19:22
16 Jul 2026, 12:30
Download report: 📄 Overview PDF 📄 Street×Category PDF 📄 Recurrence PDF ⬇ Street Frequency CSV ⬇ Full data CSV

Complaints by Depot (closed vs open)

Depot Comparison

DepotTotalClosedOpenStreets
DEP 109 12 12 (100%) 0 1
DEP 110 2 2 (100%) 0 1

Complaint Categories

CSV

Monthly Trend (with 3-month average)

Status

Complaint Mode

Top Streets

View all
StreetDepotComplaintsPeople
Neelakandan Street DEP 109 12 8
Neelakandan Street DEP 110 2 2

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

CSV PDF
StreetDepotSewerPeople
Neelakandan Street 109 5 4
Neelakandan Street 110 2 2

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

CSV PDF
StreetDepotWaterPeople
Neelakandan Street 109 5 5

💧 Water Pollution (pollution complaints)

CSV PDF
StreetDepotPollut.People
Neelakandan Street 109 1 1

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

PDF
CategoryStreetDepotTimesSpan (days)Avg gap (days)Per month
Sewer Main Block Neelakandan Street 109 5 339 84.7 0.44
No Water Supply Neelakandan Street 109 4 279 92.9 0.43

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 7 50% 50%
No Water Supply vital 4 28.6% 78.6%
Others vital 1 7.1% 85.7%
Water Pollution 1 7.1% 92.9%
Water Short Supply 1 7.1% 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 2 1 3
Tue 1 3 4
Wed 1 1
Thu 1 1 2
Fri 2 1 3
Sat 0
Sun 1 1
Total 0644 14

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.