Dyno Nobel Inc-Cheyenne Plant

Significant noncompliance (1 programs)TRI ReporterClean Air ActClean Water ActRCRA
Inspections6all-program
Penalty actions2
Total penalties$415.3klifetime
On-site releases6.5M lbTRI reported

Location

Address8305 Otto Rd
CityCheyenne
CountyLaramie County
StateWyoming
ZIP82001
Coordinates41.09490, -104.90800
EPA Registry ID110000468066

Compliance by program

ProgramStatusQuarters NC (last 12)Penalties
Clean Air ActViolation Unaddressed; State Has Lead Enforcement1$0
Clean Water ActNo Violation Identified0$0
RCRA Hazardous WasteNo Violation Identified1$0

TRI chemical releases

YearChemicalAirWaterLandTotal
2024Nitrate compounds (water dissociable; reportable …005.1M5.1M
2024Ammonia1.1M0300.5k1.4M
2024Formaldehyde14.3k0014.3k
2024Ethylene glycol15208.5k8.6k
2024Nitric acid1.5k001.5k
2024Naphthalene560056
2023Nitrate compounds (water dissociable; reportable …005.0M5.0M
2023Ammonia691.0k0324.9k1.0M
2023Ethylene glycol152026.0k26.1k
2023Formaldehyde14.3k0014.3k
2023Nitric acid1.5k001.5k
2023Naphthalene640064
2023Chlorine0000
2022Nitrate compounds (water dissociable; reportable …003.5M3.5M
2022Ammonia691.8k0241.5k933.2k
2022Ethylene glycol152020.8k20.9k
2022Formaldehyde13.1k0013.1k
2022Nitric acid1.5k001.5k
2022Naphthalene670067
2022Chlorine0000

What this means

This facility is currently in significant noncompliance with one or more EPA-administered laws. EPA's ECHO database flags facilities as significant violators when they have repeated violations across multiple quarters or unresolved enforcement actions. 2 quarter(s) of noncompliance reported in the last 12. Lifetime penalties: $415.3k.

Significant violators receive enforcement priority. If you live near this facility and have concerns, the EPA Office of Inspector General accepts complaints, and your state environmental agency typically maintains its own enforcement docket.

EPA references

View detailed facility report at echo.epa.gov →