Davenport Plant
BUFFALO, IA · SCOTT COUNTY · NAICS 327310
Data updated May 2026
Davenport Plant sits in the upper third of EPA GHGRP reporters by latest CO₂e (#726 of 8,713 nationally, #13 of 172 in IA).
- National rank #726 of 8,713 GHGRP facilities
- #13 of 172 in IA
- #35 of 434 in Minerals
- 55.3% of SUMMIT MATERIALS parent CO₂e
- 2023 mix: 0.4% non-CO₂ (N₂O-led)
- +8.5% since 2011
Davenport Plant vs all U.S. GHGRP facilities
Where this site's latest reported Scope 1 CO₂e sits among every EPA GHGRP reporting facility
841,277 726th of 8713 higher than 7,987 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 55.3% of SUMMIT MATERIALS reported parent CO₂e (841K MT of 1.5M MT ; #1 of 3 GHGRP facilities under that parent ). Inside the EPA Minerals sector it ranks #35 of 434 facilities by latest CO₂e. Shares use GHGRP facility rollups only, not Scope 2/3 or non-reporting sites.
2023 gas mix desk
Of 841K MT CO₂e reported for 2023, non-CO₂ gases are 0.4% , led by N₂O at 0.3% . Component shares use this facility's GHGRP CO₂ / CH₄ / N₂O rows for that year (already CO₂e-weighted).
- CO₂
- 99.6%
- 838K MT
- CH₄
- 0.1%
- 1K MT
- N₂O
- 0.3%
- 2K MT
High-emitter reporting timeline
| Year | Total CO2e (MT) |
|---|---|
| 2023 | 841,277 |
| 2022 | 789,322 |
| 2021 | 799,970 |
| 2020 | 825,058 |
| 2019 | 787,485 |
| 2018 | 889,468 |
| 2017 | 1,057,005 |
| 2016 | 1,135,341 |
| 2015 | 1,010,413 |
| 2014 | 1,022,730 |
| 2013 | 1,025,102 |
| 2012 | 936,580 |
| 2011 | 775,231 |
Facility insight: Davenport Plant
Davenport Plant (GHGRP ID 1006077) is a high-volume reporter at 841K MT CO₂e in 2023 from BUFFALO, IA (#726 of 8,713 nationally) under Minerals (NAICS 327310).
Over 13 years (2011–2023), emissions stayed within a narrow band around 841K MT CO₂e (peak 1.1M MT). This facility has filed every year from 2011 to 2023, a complete 13-year record.
Peak year was 2016 at 1.1M MT CO2e; latest 2023 sits 25.9% below that peak (841K MT). The largest year-to-year move was 2017→2018 (-15.9%, 168K MT).
Frequently Asked Questions
Where does Davenport Plant rank among U.S. GHGRP facilities? ▼
According to the EPA Greenhouse Gas Reporting Program, Davenport Plant ranks #726 of 8,713 reporting facilities by latest reported CO₂e, and #13 of 172 facilities in IA (same sort as the state facility table). See /methodology#corpus-placement.
What share of GHGRP facilities report less CO₂e than Davenport Plant? ▼
Davenport Plant's 841K MT CO₂e is higher than 7,987 of the 8,713 GHGRP facilities with reported emissions (92%), an exact count from the full corpus, not an estimate.
How much CO2 does Davenport Plant emit? ▼
Davenport Plant reported 841K MT CO2e in 2023.
What share of SUMMIT MATERIALS does Davenport Plant represent? ▼
Davenport Plant accounts for 55.3% of SUMMIT MATERIALS's reported GHGRP CO₂e (841K MT of 1.5M MT), ranking #1 of 3 facilities under that parent.
What is Davenport Plant's 2023 CO₂ / CH₄ / N₂O mix? ▼
In 2023, non-CO₂ gases were 0.4% of reported CO₂e at Davenport Plant, with N₂O the larger non-CO₂ share at 0.3% (CO₂ 99.6%). Shares use the facility's GHGRP gas components for that year.
Where does Davenport Plant rank inside Minerals? ▼
Among EPA GHGRP facilities tagged Minerals, Davenport Plant ranks #35 of 434 by latest reported CO₂e.
Is Davenport Plant reducing emissions? ▼
Over 13 reporting years (2011–2023), Davenport Plant's emissions have increased by 8.5%. Emissions have remained relatively stable.
Nationwide facilities with similar CO₂e or sector
Peer sets outside IA for a top-third GHGRP emitter: CO₂e totals first, then Minerals neighbors.
Similar reported CO₂e
Nearest latest-year facility totals outside IA (841K MT here).
Similar Minerals CO₂e
Nearest same-sector facility totals outside IA.