ICIS-AIR NH0000003301300061
STRUCTURES UNLIMITED, INC., Bow, NH: Clean Air Act compliance record, inspections, violations, penalties
- OperatingOperating status
- Minor sourceEmissions classification
- No Violation IdentifiedCurrent violation status, as filed
- 2Compliance evaluations since January 1, 2017
- 0High-priority violations since January 1, 2017
- 0Formal enforcement actions since January 1, 2017
STRUCTURES UNLIMITED, INC. is on EPA’s ICIS-AIR register at 172 RIVER RD, Bow in Merrimack County, New Hampshire: operating status operating, emissions classification minor source, current violation status “No Violation Identified”. Merrimack County is on EPA’s Green Book list of areas that do not meet a national air quality standard.
What stands out
- The newest of the 2 events on file is a compliance evaluation dated July 28, 2025.
- Its events on file run from October 7, 2019 through July 28, 2025.
- Of its 2 compliance evaluations on file, 1 is a full compliance evaluation.
- The register holds 189 air-emissions sources in Merrimack County, New Hampshire.
Every line is computed by formula from the record’s stored figures; nothing is estimated.
Identity
| Facility as filed | STRUCTURES UNLIMITED, INC. |
|---|---|
| ICIS-AIR ID | NH0000003301300061 |
| EPA facility registry ID | 110024891535 |
| Operating status | Operating |
| Emissions classification | Minor source |
| Current violation status (HPV field) | No Violation Identified |
| Address | 172 RIVER RD, Bow, NH 033043313 |
| County | Merrimack County |
| In a nonattainment county | Yes (EPA Green Book) |
| Industry (NAICS) | Fabricated metal product manufacturing (NAICS 3323) |
| EPA region | 01 |
Programs and pollutants
The program, pollutant and Title V files are not loaded: what this page covers.
Compliance evaluations
- 2Evaluations since January 1, 2017
- 1Full compliance evaluations
| Date | What EPA recorded | Agency | Programs |
|---|---|---|---|
| July 28, 2025 | FCE On-Site | State | 40 CFR Part 63 Area Sources; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
| October 7, 2019 | PCE On-Site | State | 40 CFR Part 63 Area Sources; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards |
Violations
- 0Violation determinations since January 1, 2017
- 0Of them high-priority
What high-priority and federally reportable violations mean.
EPA’s violation history file holds no violation for ICIS-AIR NH0000003301300061 since January 1, 2017.
Enforcement and penalties
0 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.
Informal enforcement
EPA’s informal action file holds no notice or warning for ICIS-AIR NH0000003301300061 since January 1, 2017.
Stack tests
- 0Stack tests since January 1, 2017
- 0Recorded as failed
EPA’s stack test file holds no test at ICIS-AIR NH0000003301300061 since January 1, 2017.
Watch STRUCTURES UNLIMITED, INC.
Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110024891535).
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EPA ICIS-AIR download, loaded September 14, 2026.