Lewis & Clark
RICHLAND, MT · Richland · NAICS 221112
Data updated May 2026
Lewis & Clark ranks among smaller GHGRP totals (#7,596 of 8,713 nationally; #32 of 43 in MT), a lower-footprint comparator in Power Plants.
- National rank #7,596 of 8,713 GHGRP facilities
- #32 of 43 in MT
- #1,442 of 1,732 in Power Plants
- 0.5% of MDU RESOURCES GROUP parent CO₂e
- 2023 mix: 0.1% non-CO₂ (N₂O-led)
- -97.3% since 2011
Lewis & Clark vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
10,054 7596th of 8713 higher than 1,117 of 8,713 facilities
GHGRP facilities, banded by latest reported CO₂e (MT)
Each bar is a band; taller bars hold more facilities. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA Greenhouse Gas Reporting Program · 2023
Facility footprint context
This site accounts for 0.5% of MDU RESOURCES GROUP reported parent CO₂e (10K MT of 2.0M MT ; #6 of 8 GHGRP facilities under that parent ). Inside the EPA Power Plants sector it ranks #1,442 of 1,732 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 10K MT CO₂e reported for 2023, non-CO₂ gases are 0.1% , led by N₂O at 0.1% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.9%
- 10K MT
- CH₄
- 0%
- 5 MT
- N₂O
- 0.1%
- 5 MT
Emissions decline across reporting years
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 10,054 |
| 2022 | 882 |
| 2021 | 90,127 |
| 2020 | 317,241 |
| 2019 | 352,646 |
| 2018 | 322,282 |
| 2017 | 311,859 |
| 2016 | 346,981 |
| 2015 | 300,808 |
| 2014 | 401,958 |
| 2013 | 362,854 |
| 2012 | 305,194 |
| 2011 | 372,772 |
Facility insight: Lewis & Clark
Lewis & Clark (ID 1007768) reported 10K MT CO₂e for 2023 in Richland, MT (#7,596 of 8,713 by latest CO₂e).
Across 2011–2023, annual CO₂e fell 97.3%; peak load was 402K MT in 2014. This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2014 at 402K MT CO2e; latest 2023 sits 97.5% below that peak (10K MT). The largest year-to-year move was 2020→2021 (-71.6%, 227K MT).
Frequently Asked Questions
Where does Lewis & Clark rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Lewis & Clark ranks #7,596 of 8,713 reporting facilities by latest reported CO₂e, and #32 of 43 facilities in MT (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Lewis & Clark? ▼
Lewis & Clark's 10K MT CO₂e is higher than 1,117 of the 8,713 GHGRP facilities with reported emissions (13%), an exact count from the full corpus, not an estimate.
How much CO2 does Lewis & Clark emit? ▼
Lewis & Clark reported 10K MT CO2e in 2023.
What share of MDU RESOURCES GROUP does Lewis & Clark represent? ▼
Lewis & Clark accounts for 0.5% of MDU RESOURCES GROUP's reported GHGRP CO₂e (10K MT of 2.0M MT), ranking #6 of 8 facilities under that parent.
What is Lewis & Clark's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.1% of reported CO₂e at Lewis & Clark, with N₂O the larger non-CO₂ share at 0.1% (CO₂ 99.9%). Shares use the facility's GHGRP gas components for that year.
Where does Lewis & Clark rank inside Power Plants? ▼
Among EPA GHGRP facilities tagged Power Plants, Lewis & Clark ranks #1,442 of 1,732 by latest reported CO₂e.
Is Lewis & Clark reducing emissions? ▼
Over 13 reporting years (2011–2023), Lewis & Clark's emissions have decreased by 97.3%. This suggests meaningful progress in emissions reduction.
Nationwide facilities with similar CO₂e or sector
Lower-footprint peers outside MT: nearest CO₂e totals and same-sector reporters for context.
Similar reported CO₂e
Nearest latest-year facility totals outside MT (10K MT here).
Similar Power Plants CO₂e
Nearest same-sector facility totals outside MT.