CMWSSB Complaint Analytics
Chennai Metro Water · Complaint Intelligence
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Showing All depots 01 Mar 2025, 07:09 – 03 Sep 2026, 13:33
Use the Depot filter above to change scope
📈
Overall trend
51 complaints in this window
Open backlog
1 open / escalated · worst: 118 (1)
51
Total Complaints
50
Closed · 98%
1
Open / Escalated
40
Streets Affected
44
Distinct Complainants
Reporting Period
01 Mar 2025, 07:09
03 Sep 2026, 13:33
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 124 7 7 (100%) 0 4
DEP 113 7 7 (100%) 0 5
DEP 120 5 5 (100%) 0 5
DEP 122 4 4 (100%) 0 3
DEP 114 4 4 (100%) 0 3
DEP 109 4 4 (100%) 0 3
DEP 121 4 4 (100%) 0 2
DEP 118 3 2 (67%) 1 2
DEP 110 2 2 (100%) 0 2
DEP 112 2 2 (100%) 0 2
DEP 119 2 2 (100%) 0 2
DEP 117 2 2 (100%) 0 2
DEP 125 1 1 (100%) 0 1
DEP 115 1 1 (100%) 0 1
DEP 116 1 1 (100%) 0 1
DEP 123 1 1 (100%) 0 1
DEP 111 1 1 (100%) 0 1

Complaint Categories

CSV

Monthly Trend (with 3-month average)

Status

Complaint Mode

Top Streets

View all
StreetDepotComplaintsPeople
Thulukanam Garden 2Nd Lane DEP 121 3 2
Mundakakanni Amman Koil Street DEP 124 3 3
Thiruvengadapuram Main Road DEP 109 2 1
Kumarappa Street DEP 113 2 2
Melpadi Muthu Street DEP 113 2 1
Asudeenkhan Street DEP 114 2 2
Ammaiappan Street DEP 118 2 1
Dr. Radhakrishnapuram Slum Road DEP 122 2 1
Sundaragramani Thottam DEP 124 2 1
Radhakrishnan Nagar DEP 109 1 1
Sriramaburam 2Nd Street DEP 109 1 1
Kamarajapuram Main Road DEP 110 1 1

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

CSV PDF
StreetDepotSewerPeople
Bajanai Koil Street (North) 109 99 12
Sivan Koil Street 112 88 19
Venkatachalam Street 119 79 43
Sivan Koil South Street 112 75 24
Pooramprakashrao Road 119 74 22
Choolaimedu High Road 112 70 33
Sowrashtra Nagar 1St Street 112 65 16
Habibullah Road 113 65 42
Periya Malaiyappan Street 119 61 26
Muzafar Jung Bahadur Street 115 59 25

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

CSV PDF
StreetDepotWaterPeople
Habibullah Road 113 31 21
Unnamalai Amman Street 113 28 14
Khan Street 109 24 4
Venkatachalam Street 119 21 16
Avvai Shanmugam Salai 118 20 10
Gangai Amman Koil Street 119 20 7
Habibullah Shahib Cross Street 114 19 4
Vannier Street 109 18 14
Partha Sarathy Puram 113 18 10
Buchi Babu Street 114 18 6

💧 Water Pollution (pollution complaints)

CSV PDF
StreetDepotPollut.People
Thalayari Street 115 18 6
Mufthi Amirullah Shahib Street 114 16 1
Dr. Natesan Ist Lane 120 15 7
Fakkir Sahib Street 114 13 9
Thomaiappan Street 118 13 2
North Crescent Road 117 12 12
Srinivasaperumal Sannathi II Street 118 12 5
Gajabathy Lala Street 120 12 6
Kamaraj Street 123 12 6
Raja Annamalaipuram 4Th Main Road 123 12 10

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

PDF
CategoryStreetDepotTimesSpan (days)Avg gap (days)Per month
No issue recurred often enough in this scope.

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
Hand Pump Repair vital 51 100% 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 7 2 2 11
Tue 6 2 2 10
Wed 1 1 1 1 4
Thu 4 3 7
Fri 3 4 1 8
Sat 6 6
Sun 2 1 2 5
Total 129138 51

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.