# Niwot Sanitation District: 1 AST tank installed (2,306 gal), Longmont, CO

**Score:** 35/100

| Field | Value |
|---|---|
| Site | Niwot Sanitation District |
| Facility ID | 21356 |
| Site type | Emergency generator |
| Event | Tanks installed on 2026-03-05 |
| Tanks | 1 |
| Total gallons | 2306 |
| Tank types | AST |
| Products | Diesel #2 |
| Location | Longmont, Boulder County, CO, 80504 |

## Why this score
- New tanks: monitoring, testing and compliance.

Source: Colorado Division of Oil and Public Safety regulated storage tanks (data.colorado.gov) (https://data.colorado.gov/d/qszy-xfii). Last refreshed: 2026-11-04T21:51:47.955Z.
From the Colorado Division of Oil and Public Safety regulated storage tank data. Dates are as reported to OPS and may post weeks after the work; verify with OPS before relying on a record. Sites named after an individual are excluded and street addresses are not shown.