EPA TRI Facility · Chemicals
Nov Coating Houston
Houston, TX · Parent: National Oilwell Varco LP
- Total releases
- 57.8K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Air Releases
MIXED Form-R mix
Nov Coating Houston: how the 57.8K lbs splits
57.8K lbs across all reported pathways
- Air Releases 32.4K lbs 56.1%
- Off-site Transfers 25.4K lbs 43.9%
Nov Coating Houston's 57.8K lbs Form-R total is MIXED - air releases is 56.1% of the bar. Next segment: off-site transfers at 43.9%. Leading chemical by pounds: n-Butyl alcohol.
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.
LIGHT volume MIXED pathway CARC-MID
Nov Coating Houston is an EPA Toxics Release Inventory reporter in Houston, TX, in the chemicals sector. It reported 7.2K lbs of releases across 3 chemicals in 2023, and 57.8K lbs in total across its 2019-2023 reporting years. That ranks 5,805 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Texas's 2,016 reporting TRI sites, pounds #1 is not chemical-count #1. Nov Coating Houston is pounds #564 and chemical-count #771 at 57.8K lbs. Ascend Performance Materials-Chocolate Bayou Plant leads reported pounds (94.0M lbs) at 36 chemicals (chemical-count #35). Veolia Es Technical Solutions LLC Port Arthur Facility leads chemical count at 246 chemicals (1.5M lbs, pounds #112). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Polynt Composites USA Inc. - Houston; Allchem Services Inc; Exxon Mobil Corp South Houston Terminal; Kik (houston) Inc. Similar-scale Chemicals peers outside Texas: Poet Biorefining - Bingham Lake LLC; Olin Corp; Hb Fuller Co; Cna Holdings Llc-Shelby. Other National Oilwell Varco LP sites in this extract: Nov Fiber Glass Systems - Containment Solutions; Nov Quality Tubing; Fiber Glass Systems LP; Lfm Giddings West. Largest disclosed chemicals by pounds: n-Butyl alcohol; Methyl isobutyl ketone; Toluene; Phenol.
Nov Coating Houston is a LIGHT · MIXED-pathway Form-R site in Houston, TX: 57.8K lbs across 4 chemicals (1 carcinogen-classified, CARC-MID). No single media clears 70% of the bar (lead segment air releases at 56.1%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Poet Biorefining - Bingham Lake LLC and Olin Corp.
Nov Coating Houston vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
58K lbs Top 22% higher than 78% 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
Nov Coating Houston in the Chemicals sector extract
Among the 3,917 Chemicals facilities in this database, Nov Coating Houston reports the 1,220th-largest volume (57.8K lbs). Scale peers outside Texas include Poet Biorefining - Bingham Lake LLC and Olin Corp.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Nov Coating Houston's total reported releases fell from 9.5 thousand lb in 2022 to 7.2 thousand lb in 2023, based on EPA TRI filings.
- Nov Coating Houston's off-site transfers fell from 145 lb in 2022 to 0 lb in 2023, based on EPA TRI filings.
- Nov Coating Houston's chemicals reported fell from 4 in 2022 to 3 in 2023, based on EPA TRI filings.
- Nov Coating Houston's air releases fell from 9.4 thousand lb in 2022 to 7.2 thousand lb in 2023, based on EPA TRI filings.
Nov Coating Houston Form-R facts
Compare this facility
See how Nov Coating Houston stacks up against nearby facilities and the typical reporter.
89% less than the comparison
50% less 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 Nov Coating Houston releases toxic chemicals into the environment. Total: 57.8K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 71% (24.6K lbs to 7.2K lbs).
Nov Coating Houston: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Nov Coating Houston year-over-year reported totals (decreased by 71% 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: n-Butyl alcohol.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 24.6K lbs | 3 |
| 2020 | 11.1K lbs | 3 |
| 2021 | 5.3K lbs | 3 |
| 2022 | 9.5K lbs | 4 |
| 2023 | 7.2K lbs | 3 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Butyl alcohol | 27.0K lbs | - |
| Methyl isobutyl ketone | 15.5K lbs | Carcinogen |
| Toluene | 13.5K lbs | - |
| Phenol | 1.8K lbs | - |
Nov Coating Houston in Harris
Nearest TRI Facilities to Nov Coating Houston
Closest other reporters in Texas - including Polynt Composites USA Inc. - Houston, Allchem Services Inc, Exxon Mobil Corp South Houston Terminal, ordered by distance.
Showing 8 of 2,015 other reporting facilities in Texas.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside Texas - e.g. Poet Biorefining - Bingham Lake LLC, Olin Corp, Hb Fuller Co.
Compare beyond Texas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Nov Coating Houston on cumulative reported pounds (57.8K lbs) and distinct chemical count (4). Release-pound peers include American Standard Circuits in C., Poet Biorefining - Bingham Lake LLC, Pioneer Metal Finishing LLC. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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.
- American Standard Circuits in C. West Chicago, IL · Computers and Electronic Products 57.8K lbs reported
- Poet Biorefining - Bingham Lake LLC Bingham Lake, MN · Chemicals 57.7K lbs reported
- Pioneer Metal Finishing LLC Salt Lake City, UT · Fabricated Metals 57.7K lbs reported
- Olin Corp Mc Intosh, AL · Chemicals 57.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other National Oilwell Varco LP Facilities
Same-parent TRI sites ranked by reported releases - including Nov Fiber Glass Systems - Containment Solutions, Nov Quality Tubing, Fiber Glass Systems LP.
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 n-Butyl alcohol, Methyl isobutyl ketone, Toluene, Phenol; nearby reporters include Polynt Composites USA Inc. - Houston. Nov Coating Houston stamps LIGHT volume · MIXED pathway · CARC-MID 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 Nov Coating Houston TRI extract (LIGHT · MIXED · CARC-MID · lead n-Butyl alcohol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Nov Coating Houston totals are self-reported EPCRA §313 estimates for Houston, TX, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325510 · Chemicals. 0.0% of Harris TRI pounds in this extract. Nearest ABS peer: American Standard Circuits in C. (Δ 7 lbs). Pounds ≠ exposure.
Nov Coating Houston stamps LIGHT · MIXED pathway (air releases leads at 56.1%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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