[Research](/research) / CtTankViolationPulse

# Connecticut Underground Storage Tank (UST) Violations, Red Tags & Tank Closures: 2026 statistics from 411 public records

**The most common action type is Field notice of violation: 303 of 411 records (73.7%) (as of 2026-11-04; source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)).**

Data as of 2026-11-04 · Compiled by Zalwin from Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov) Copy citation

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## Key findings

- Zalwin's CtTankViolationPulse dataset holds 411 CtTankViolationPulse records dated 2025-10-28 to 2026-10-30 (as of 2026-11-04; source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)). [#](#finding-1)
- The most common action type is Field notice of violation: 303 of 411 records (73.7%) (as of 2026-11-04; source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)). [#](#finding-2)
- Across 347 records with a stated violations, the total is 908 and the median is 2; the largest is 26 (Tinaco Plaza LLC/American Auto Stop) (as of 2026-11-04; source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)). [#](#finding-3)
- The top 10% of records by violations (35 of 347) account for 33.7% of the total (as of 2026-11-04; source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)). [#](#finding-4)
- 23 of 411 records (5.6%) are dated within the 30 days before 2026-11-04 (source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov)). [#](#finding-5)

## CtTankViolationPulse records by action type

| Group | Records | Share |
|---|---|---|
| Field notice of violation | 303 | 73.7% |
| Tank closed or installed (registry) | 63 | 15.3% |
| Red tag order (delivery prohibited) | 44 | 10.7% |
| Consent order or judgment | 1 | 0.2% |

## Methodology and data provenance

- Sample: 411 public records dated 2025-10-28 to 2026-10-30; illustrative samples excluded.

- Source: Connecticut Department of Energy and Environmental Protection (DEEP) Underground Storage Tank Enforcement Summary (data.ct.gov). Refreshed automatically about every 24 hours; figures above are as of 2026-11-04.

- Shares are of all records in the dataset; totals and medians use only records with a stated violations.

- Organization-level data only. Informational; verify individual records at the official source.

### Cite this study

Zalwin Research, "CtTankViolationPulse statistics" (data as of 2026-11-04), https://zalwin.com/research/cttankviolationpulse

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