# Big Stone

EPA GHG Facility ID: 1001027
Parent company: OTTER TAIL CORP (53.9%); NORTHWESTERN CORP (23.4%); MDU RESOURCES GROUP INC (22.7%)
Latest report year: 2023

Address: 48450 144TH ST, BIG STONE CITY, SD, 57216
NAICS: 221112

## Reported emissions (CO2 equivalent metric tons)

- Most recent year (2023): 1,919,343
- Lifetime cumulative across 14 years: 34,193,322

## 40 CFR Part 98 Subparts Reported

- C — Stationary Combustion / Power Plants
- D — Petroleum Refineries

## Source

- EPA FLIGHT (Facility Level Information on GreenHouse gases Tool): https://ghgdata.epa.gov/ghgp/service/facilityDetail/1001027?ds=E
- EPA Envirofacts: https://enviro.epa.gov/facts/echo/effac.detail_v3?p_fac=110070834568