The Most Reported Violation Types in 2026 So Far

We are seven months into 2026. The erc.report database now contains over 1,200 verified incident reports, filed by members of the public across 47 regions. This is a good moment to step back and look at what the data tells us — not just about individual incidents, but about patterns.

What are people reporting most? Where are the concentrations? And what do the numbers suggest about where enforcement attention is most needed?

The Top Five Violation Categories

1. Water Pollution (38% of all reports)

Water pollution is by far the most reported category on erc.report, accounting for 38% of all verified submissions in 2026. Within this category, industrial discharge — factories and processing facilities releasing effluent into rivers, streams, and coastal waters — accounts for the largest share.

The dominance of water pollution reports reflects several factors. Water contamination is often highly visible: discolouration, foam, dead fish, and unusual odours are observable by anyone near a waterway. It also tends to affect communities directly and immediately, creating strong motivation to report.

The concentration of water pollution reports along industrial river corridors — particularly in Selangor, Johor, and Sarawak — mirrors the distribution of manufacturing and processing activity in those regions.

2. Air Pollution (24% of all reports)

Air pollution is the second most reported category, with open burning accounting for the majority of submissions. Industrial open burning — the disposal of waste materials by burning, often outside permitted hours or in prohibited locations — is the dominant sub-category.

Haze events, which affect large areas and are difficult to attribute to specific sources, generate clusters of reports during peak periods. The June–August period saw a notable spike in air pollution reports, consistent with the dry season and increased agricultural burning activity.

3. Illegal Dumping and Hazardous Waste (18% of all reports)

Reports of illegal dumping — the disposal of waste materials in unauthorised locations — account for 18% of submissions. This category includes both solid waste (construction debris, household waste, industrial by-products) and liquid waste (chemical drums, used oil, industrial sludge).

Hazardous waste dumping is a particular concern within this category. Reports describing chemical drums, unknown liquids, and materials with strong chemical odours have increased by 22% compared to the same period in 2025. These incidents carry significant risks for soil and groundwater contamination that may not be immediately visible.

4. Land Degradation (12% of all reports)

Land degradation reports cover a range of activities: unlicensed land clearing, hillside development without adequate erosion controls, and the destruction of riparian buffers — the vegetation strips along riverbanks that filter runoff and prevent erosion.

This category has seen the most significant year-on-year growth, up 31% compared to 2025. The increase appears to be driven by a combination of expanded agricultural activity and infrastructure development in previously undeveloped areas.

5. Noise and Other Violations (8% of all reports)

The remaining 8% of reports cover noise pollution, light pollution, and miscellaneous violations that do not fit neatly into the other categories. This is the most heterogeneous category and the hardest to draw conclusions from.

Geographic Concentration

The distribution of reports is not uniform. Three states account for 58% of all submissions: Selangor (24%), Johor (19%), and Sarawak (15%). This concentration reflects both population density — more people means more potential reporters — and industrial activity.

Within states, reports cluster around industrial zones, river corridors, and coastal areas. The highest-density reporting areas are the Shah Alam–Klang industrial corridor in Selangor, the Pasir Gudang industrial zone in Johor, and the Bintulu industrial area in Sarawak.

Rural and remote areas are significantly under-represented in the data. This is a known limitation of community reporting platforms: they depend on people being present, aware, and connected enough to file a report. Violations in remote areas — particularly illegal logging and land clearing — are likely substantially under-reported.

What the Patterns Suggest

A few observations stand out from the mid-year data.

Repeat locations matter. A significant proportion of reports — approximately 23% — come from locations that have appeared in the database before. This suggests that enforcement action following initial reports is not consistently preventing recurrence. Facilities and locations that appear repeatedly in the database warrant particular attention from enforcement agencies.

Seasonal patterns are real. Air pollution reports spike during dry season. Water pollution reports increase during heavy rainfall periods, when runoff from industrial sites is highest. Understanding these patterns can help enforcement agencies anticipate and respond to seasonal violation cycles.

The gap between reporting and action. Of the 1,200+ reports in the database, approximately 340 have been referred for enforcement action. Of those, 89 have resulted in documented enforcement outcomes — notices, fines, or remediation orders. That is a conversion rate of roughly 26% from referral to outcome. It is not a number to be proud of, but it is a baseline — and tracking it over time will show whether the system is improving.

The Value of the Public Record

Numbers like these matter because they make patterns visible. An individual report of a discharge event is one data point. Three hundred and twelve reports of coastal discharge in a single quarter is a pattern that demands a systemic response.

The public record on erc.report is not just a collection of individual complaints. It is a dataset — one that researchers, journalists, policymakers, and community advocates can use to understand where environmental violations are concentrated, which categories are growing, and where enforcement is falling short.

That is why every report matters, even when it does not immediately result in enforcement action. It adds to the record. It contributes to the pattern. And patterns, made visible, are harder to ignore.