EPA TRI Facility · Chemicals
Mpm Silicones LLC
Friendly, WV · Parent: Momentive Performance Materials Inc
- Total releases
- 1.1M lbs
- Chemicals reported
- 16
- Carcinogens
- 4
- Primary pathway
- Air Releases
AIR Form-R mix
Mpm Silicones LLC: how the 1.1M lbs splits
1.1M lbs across all reported pathways
- Air Releases 855.1K lbs 78.9%
- Water Discharges 179.1K lbs 16.5%
- Land Disposal 49.4K lbs 4.6%
Mpm Silicones LLC's 1.1M lbs Form-R total is AIR - air releases is 78.9% of the bar. Next segment: water discharges at 16.5%. Leading chemical by pounds: Methanol.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
HEAVY volume AIR pathway TRACE-CARC
Mpm Silicones LLC is an EPA Toxics Release Inventory reporter in Friendly, WV, in the chemicals sector. It reported 236.3K lbs of releases across 14 chemicals in 2023, and 1.1M lbs in total across its 2019-2023 reporting years. That ranks 1,233 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In West Virginia's 182 reporting TRI sites, pounds #1 is not chemical-count #1. Mpm Silicones LLC is pounds #20 and chemical-count #16 at 1.1M lbs. Harrison Power Station leads reported pounds (32.5M lbs) at 29 chemicals (chemical-count #2). Mount Storm Power Station leads chemical count at 31 chemicals (5.6M lbs, pounds #7). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Proviron Inc; Real Alloy Recycling LLC; Pleasants Power Station; Phibro Animal Health Corp. Similar-scale Chemicals peers outside West Virginia: Baker Petrolite Bayport Facili Ty; Pharmacia & Upjohn Co LLC a Subsidiary of Pfizer Inc; Shpp US LLC; Arkema Inc. Other Momentive Performance Materials Inc sites in this extract: Momentive Performance Materials Quartz Inc-Newark Plant; Momentive Technologies. Largest disclosed chemicals by pounds: Methanol; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Toluene; Certain glycol ethers.
Mpm Silicones LLC stamps HEAVY volume with a dominant AIR pathway (78.9% air releases) across 16 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 1.1M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Baker Petrolite Bayport Facili Ty and Pharmacia & Upjohn Co LLC a Subsidiary of Pfizer Inc.
Mpm Silicones LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.1M lbs Top 5% higher than 95% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Mpm Silicones LLC inside Tyler's TRI pounds
Among the 3,917 Chemicals facilities in this database, Mpm Silicones LLC reports the 247th-largest volume, placing it in the top 6.3% of its sector. This one site accounts for 56.9% of every pound reported in Tyler. Scale peers outside West Virginia include Baker Petrolite Bayport Facili Ty and Pharmacia & Upjohn Co LLC a Subsidiary of Pfizer Inc.
County-dominant here means ≥25% of Tyler's reported pounds (1.9M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mpm Silicones LLC's total reported releases rose from 204.2 thousand lb in 2022 to 236.3 thousand lb in 2023, based on EPA TRI filings.
- Mpm Silicones LLC's land releases rose from 4.9 thousand lb in 2022 to 29.5 thousand lb in 2023, based on EPA TRI filings.
- Mpm Silicones LLC's water releases fell from 41.2 thousand lb in 2022 to 18.5 thousand lb in 2023, based on EPA TRI filings.
- Mpm Silicones LLC's air releases rose from 158.0 thousand lb in 2022 to 188.3 thousand lb in 2023, based on EPA TRI filings.
Mpm Silicones LLC Form-R facts
Compare this facility
See how Mpm Silicones LLC stacks up against nearby facilities and the typical reporter.
81.5× more than the comparison
45% more than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Mpm Silicones LLC releases toxic chemicals into the environment. Total: 1.1M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 2% (232.0K lbs to 236.3K lbs).
Mpm Silicones LLC: annual Form-R pounds
HEAVY site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Mpm Silicones LLC year-over-year reported totals (increased by 2% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Methanol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 232.0K lbs | 16 |
| 2020 | 178.5K lbs | 16 |
| 2021 | 232.6K lbs | 16 |
| 2022 | 204.2K lbs | 15 |
| 2023 | 236.3K lbs | 14 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 16 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Methanol | 363.1K lbs | - |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 279.7K lbs | - |
| Toluene | 198.1K lbs | - |
| Certain glycol ethers | 102.7K lbs | - |
| Ammonia | 78.4K lbs | - |
| Chloromethane | 29.0K lbs | - |
| Chloroethane | 18.7K lbs | - |
| Ethylene | 4.5K lbs | - |
| Xylene (mixed isomers) | 4.2K lbs | - |
| Acrylonitrile | 1.9K lbs | Carcinogen |
| Ethylbenzene | 1.2K lbs | Carcinogen |
| Allyl chloride | 978 lbs | - |
| Aniline | 506 lbs | Carcinogen |
| 2-Methoxyethanol | 475 lbs | - |
| 1,2,4-Trimethylbenzene | 209 lbs | - |
| Ethyl acrylate | 7 lbs | Carcinogen |
Mpm Silicones LLC · AIR-pathway site
Nearest TRI Facilities to Mpm Silicones LLC
Closest other reporters in West Virginia - including Proviron Inc, Real Alloy Recycling LLC, Pleasants Power Station, ordered by distance.
Showing 8 of 181 other reporting facilities in West Virginia.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside West Virginia - e.g. Baker Petrolite Bayport Facili Ty, Pharmacia & Upjohn Co LLC a Subsidiary of Pfizer Inc, Shpp US LLC.
Compare beyond West Virginia
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mpm Silicones LLC on cumulative reported pounds (1.1M lbs) and distinct chemical count (16). Release-pound peers include Baker Petrolite Bayport Facili Ty, 3M Co-Hutchinson, Pharmacia & Upjohn Co LLC a Subsidiary of Pfizer Inc. Chemical-count peers include Surpass Chemical Co. Inc., The Federal Metal Co, Wheelabrator Frackville Energy Co Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Momentive Performance Materials Inc Facilities
Same-parent TRI sites ranked by reported releases - including Momentive Performance Materials Quartz Inc-Newark Plant, Momentive Technologies.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Methanol, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Toluene, Certain glycol ethers; nearby reporters include Proviron Inc. Mpm Silicones LLC stamps HEAVY volume · AIR pathway · TRACE-CARC carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Mpm Silicones LLC TRI extract (HEAVY · AIR · TRACE-CARC · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mpm Silicones LLC totals are self-reported EPCRA §313 estimates for Friendly, WV, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325199 · Chemicals. 56.9% of Tyler TRI pounds in this extract. Nearest ABS peer: Baker Petrolite Bayport Facili Ty (Δ 233 lbs). Pounds ≠ exposure.
Mpm Silicones LLC stamps HEAVY volume · AIR pathway · TRACE-CARC · lead Methanol. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov