Sioux (AMEREN CORP): 3,233,285 tCO2e in 2023
Sioux (West Alton, Missouri): 3,233,285 tCO2e in 2023. Its tonnes CO2e of 3,233,285 is top-decile (98th percentile of 4,621 records). Dated 1039 days ago, it serves as a historical benchmark. Score 70/100. As of 2026-11-03, from U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts.
Data as of · Compiled by Zalwin from U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts
tonnes CO2e: 3,233,285 · 98th percentile of 4,621 GhgEmitterPulse records · 48.9x the median
Free preview: all 9 published fields of this record are shown below. Locked: 73 related MO GhgEmitterPulse records and the 7-column CSV export.
| Field | Value |
|---|---|
| Facility | Sioux |
| Parent company | AMEREN CORP |
| Sector | Power plants |
| Address | 8501 N STATE ROUTE 94, West Alton, MO, 63386 |
| NAICS | 221112 |
| Reporting year | 2023 |
| Total tCO2e | 3,233,285 |
| Prior-year tCO2e | 3,856,622 |
| Change | -16.2% |
| tonnes CO2e percentile | 98th of 4,621 (median 66,124, 48.9x median) |
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CSV columns: Facility · Parent company · Sector · City · State · tCO2e · vs prior year · official source URL
- Source agency: U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts
- Record date: 2023-12-31
- Data refreshed: 2026-11-03
- Refunds on request within 14 days
Top GhgEmitterPulse records (MO first): Labadie (AMEREN CORP) · Thomas Hill Energy Center (ASSOCIATED ELECTRIC COOPERATIVE I · New Madrid Power Plant (ASSOCIATED ELECTRIC COOPERATIVE INC) · HOLCIM (US) INC STE GENEVIEVE PLANT (HOLCIM PARTICIPATIONS ( · MISSISSIPPI LIME COMPANY (HBM HOLDINGS CO) · Browse all by state and category →
LIVE PUBLIC DATA Source: U.S. EPA Greenhouse Gas Reporting Program (GHGRP) via Envirofacts · Last refreshed: Tue, 03 Nov 2026 01:39:43 GMT
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Peer benchmark and outreach value: Sioux and 74 Missouri peers
- Missouri GhgEmitterPulse records like this one: 74
- Sioux's tonnes CO2e: 98th percentile of 4,621 records
- Timing: Low: older than 30 days
- Estimated pipeline if you contact every Missouri peer: $14,800 (peers × rate × deal size; an estimate from your assumptions, not a forecast)
70 / 100 Score
- Over 1 million tCO2e a year.
- Parent company on record.
What is the GhgEmitterPulse record for Sioux in West Alton, Missouri?
Sioux (AMEREN CORP) reported 3,233,285 tCO2e in 2023, -16.2% vs the prior year.
How does Sioux compare to other Missouri GhgEmitterPulse records?
This is a top-decile record: its tonnes CO2e of 3,233,285 is 48.9x the median of 66,124 across 4,621 records. It is 1039 days old; check the official source for later updates before acting. Its Score of 70/100 puts it among the stronger signals in this feed.
Sioux vs. top 3 peers
| Organization | Location | Amount | Percentile | Record date |
|---|---|---|---|---|
| Sioux | West Alton, MO | 3,233,285 | 98th | 2023-12-31 |
| York Energy Center | Delta, PA | 3,566,413 | 98th | 2023-12-31 |
| Riverside Energy Center | Beloit, WI | 2,867,896 | 98th | 2023-12-31 |
| Bethlehem Power Plant | Bethlehem, PA | 2,638,013 | 97th | 2023-12-31 |
Related records
GhgEmitterPulse: Power plants GhgEmitterPulse: records in Missouri
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From EPA's Greenhouse Gas Reporting Program as published in Envirofacts. Facilities self-report; totals cover direct emissions in CO2-equivalent for the latest published reporting year. Reported emissions are not findings of any violation.